\r
#include "GrClip.h"\r
#include "GrGpu.h"\r
-#include "GrSamplerState.h"\r
#include "GrTextureCache.h"\r
#include "GrInOrderDrawBuffer.h"\r
#include "GrVertexBufferAllocPool.h"\r
+#include "GrPaint.h"\r
\r
class GrFontCache;\r
class GrPathIter;\r
\r
-//TODO: move GrGpu enums/nested types here\r
-\r
class GrContext : public GrRefCnt {\r
public:\r
/**\r
*/\r
void resetContext();\r
\r
+ ///////////////////////////////////////////////////////////////////////////\r
+ // Textures\r
+\r
/**\r
* Abandons all textures. Call this if you have lost the associated GPU\r
* context, and thus internal texture references/IDs are now invalid.\r
void* srcData,\r
size_t rowBytes);\r
\r
+ /**\r
+ * Returns true if the specified use of an indexed texture is supported.\r
+ */\r
+ bool supportsIndex8PixelConfig(const GrSamplerState&, int width, int height);\r
+\r
+ /**\r
+ * Return the current texture cache limits.\r
+ *\r
+ * @param maxTextures If non-null, returns maximum number of textures that\r
+ * can be held in the cache.\r
+ * @param maxTextureBytes If non-null, returns maximum number of bytes of\r
+ * texture memory that can be held in the cache.\r
+ */\r
+ void getTextureCacheLimits(int* maxTextures, size_t* maxTextureBytes) const;\r
+\r
+ /**\r
+ * Specify the texture cache limits. If the current cache exceeds either\r
+ * of these, it will be purged (LRU) to keep the cache within these limits.\r
+ *\r
+ * @param maxTextures The maximum number of textures that can be held in\r
+ * the cache.\r
+ * @param maxTextureBytes The maximum number of bytes of texture memory\r
+ * that can be held in the cache.\r
+ */\r
+ void setTextureCacheLimits(int maxTextures, size_t maxTextureBytes);\r
+\r
+ ///////////////////////////////////////////////////////////////////////////\r
+ // Render targets\r
+\r
/**\r
* Wraps an externally-created rendertarget in a GrRenderTarget.\r
* e.g. in GL platforamRenderTarget is an FBO id.\r
}\r
\r
/**\r
- * Returns true if the specified use of an indexed texture is supported.\r
+ * Sets the render target.\r
+ * @param target the render target to set. (should not be NULL.)\r
*/\r
- bool supportsIndex8PixelConfig(const GrSamplerState&, int width, int height);\r
+ void setRenderTarget(GrRenderTarget* target);\r
+\r
+ /**\r
+ * Gets the current render target.\r
+ * @return the currently bound render target. Should never be NULL.\r
+ */\r
+ const GrRenderTarget* getRenderTarget() const;\r
+ GrRenderTarget* getRenderTarget();\r
\r
///////////////////////////////////////////////////////////////////////////\r
+ // Matrix state\r
\r
- GrRenderTarget* currentRenderTarget() const;\r
- void getViewMatrix(GrMatrix* m) const;\r
+ /**\r
+ * Gets the current transformation matrix.\r
+ * @return the current matrix.\r
+ */\r
+ const GrMatrix& getMatrix() const;\r
+\r
+ /**\r
+ * Sets the transformation matrix.\r
+ * @param m the matrix to set.\r
+ */\r
+ void setMatrix(const GrMatrix& m);\r
+\r
+ /**\r
+ * Concats the current matrix. The passed matrix is applied before the\r
+ * current matrix.\r
+ * @param m the matrix to concat.\r
+ */\r
+ void concatMatrix(const GrMatrix& m) const;\r
+\r
+\r
+ ///////////////////////////////////////////////////////////////////////////\r
+ // Clip state\r
+ /**\r
+ * Gets the current clip.\r
+ * @return the current clip.\r
+ */\r
const GrClip& getClip() const { return fGpu->getClip(); }\r
\r
- void setRenderTarget(GrRenderTarget* target);\r
+ /**\r
+ * Sets the clip.\r
+ * @param clip the clip to set.\r
+ */\r
+ void setClip(const GrClip& clip);\r
\r
- void setTexture(int stage, GrTexture* texture);\r
- void setSamplerState(int stage, const GrSamplerState&);\r
- void setTextureMatrix(int stage, const GrMatrix& m);\r
+ /**\r
+ * Convenience method for setting the clip to a rect.\r
+ * @param rect the rect to set as the new clip.\r
+ */\r
+ void setClip(const GrIRect& rect);\r
\r
- void setAntiAlias(bool);\r
- void setDither(bool);\r
- void setAlpha(uint8_t alpha);\r
- void setColor(GrColor color);\r
- void setPointSize(float size);\r
- void setBlendFunc(GrGpu::BlendCoeff srcCoef, GrGpu::BlendCoeff dstCoef);\r
- void setViewMatrix(const GrMatrix& m);\r
- void setClip(const GrClip&);\r
+ ///////////////////////////////////////////////////////////////////////////\r
+ // Draws\r
\r
/**\r
- * Erase the entire render target, ignoring any clips/scissors.\r
+ * Erase the entire render target, ignoring any clips\r
*/\r
void eraseColor(GrColor color);\r
\r
/**\r
- * Draw everywhere (respecting the clip) with the current color.\r
+ * Draw everywhere (respecting the clip) with the paint.\r
*/\r
- void drawFull(bool useTexture);\r
+ void drawPaint(const GrPaint& paint);\r
\r
/**\r
- * Draw the rect, respecting the current texture if useTexture is true.\r
- * If strokeWidth < 0, then the rect is filled, else the rect is stroked\r
- * based on strokeWidth. If strokeWidth == 0, then the stroke is always\r
- * a single pixel thick.\r
+ * Draw the rect using a paint.\r
+ * If strokeWidth < 0, then the rect is filled, else the rect is mitered\r
+ * stroked based on strokeWidth. If strokeWidth == 0, then the stroke is\r
+ * always a single pixel thick.\r
+ * The rects coords are used to access the paint (through texture matrix)\r
*/\r
- void drawRect(const GrRect&, bool useTexture, GrScalar strokeWidth);\r
+ void drawRect(const GrPaint& paint, const GrRect&, GrScalar strokeWidth = -1);\r
\r
- void fillRect(const GrRect& rect, bool useTexture) {\r
- this->drawRect(rect, useTexture, -1);\r
- }\r
+ /**\r
+ * Maps a rect of paint coordinates onto the a rect of destination\r
+ * coordinates. The srcRect is transformed by the paint's matrix and the\r
+ * dstRect is transformed by the context's matrix.\r
+ */\r
+ void drawRectToRect(const GrPaint& paint,\r
+ const GrRect& dstRect,\r
+ const GrRect& srcRect);\r
\r
/**\r
* Path filling rules\r
/**\r
* Tessellates and draws a path.\r
*\r
+ * @param paint describes how to color pixels.\r
* @param path the path to draw\r
- * @param paint the paint to set before drawing\r
- * @param useTexture if true the path vertices will also be used as\r
- * texture coorindates referencing last texture passed\r
- * to setTexture.\r
+ * @param fill the path filling rule to use.\r
+ * @param translate optional additional translation applied to the\r
+ * path.\r
*/\r
- void drawPath(GrPathIter* path,\r
+ void drawPath(const GrPaint& paint,\r
+ GrPathIter* path,\r
PathFills fill,\r
- bool useTexture,\r
const GrPoint* translate = NULL);\r
+ /**\r
+ * Draws vertices with a paint.\r
+ *\r
+ * @param paint describes how to color pixels.\r
+ * @param primitiveType primitives type to draw.\r
+ * @param vertexCount number of vertices.\r
+ * @param positions array of vertex positions, required.\r
+ * @param texCoords optional array of texture coordinates used\r
+ * to access the paint.\r
+ * @param colors optional array of per-vertex colors, supercedes\r
+ * the paint's color field.\r
+ * @param indices optional array of indices. If NULL vertices\r
+ * are drawn non-indexed.\r
+ * @param indexCount if indices is non-null then this is the\r
+ * number of indices.\r
+ */\r
+ void drawVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ int vertexCount,\r
+ const GrPoint positions[],\r
+ const GrPoint texs[],\r
+ const GrColor colors[],\r
+ const uint16_t indices[],\r
+ int indexCount);\r
+\r
+ /**\r
+ * Similar to drawVertices but caller provides objects that convert to Gr\r
+ * types. The count of vertices is given by posSrc.\r
+ *\r
+ * @param paint describes how to color pixels.\r
+ * @param primitiveType primitives type to draw.\r
+ * @param posSrc Source of vertex positions. Must implement\r
+ * int count() const;\r
+ * void writeValue(int i, GrPoint* point) const;\r
+ * count returns the total number of vertices and\r
+ * writeValue writes a vertex position to point.\r
+ * @param texSrc optional, pass NULL to not use explicit tex\r
+ * coords. If present provides tex coords with\r
+ * method:\r
+ * void writeValue(int i, GrPoint* point) const;\r
+ * @param texSrc optional, pass NULL to not use per-vertex colors\r
+ * If present provides colors with method:\r
+ * void writeValue(int i, GrColor* point) const;\r
+ * @param indices optional, pass NULL for non-indexed drawing. If\r
+ * present supplies indices for indexed drawing\r
+ * with following methods:\r
+ * int count() const;\r
+ * void writeValue(int i, uint16_t* point) const;\r
+ * count returns the number of indices and\r
+ * writeValue supplies each index.\r
+ */\r
+ template <typename POS_SRC,\r
+ typename TEX_SRC,\r
+ typename COL_SRC,\r
+ typename IDX_SRC>\r
+ void drawCustomVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ const POS_SRC& posSrc,\r
+ const TEX_SRC* texCoordSrc,\r
+ const COL_SRC* colorSrc,\r
+ const IDX_SRC* idxSrc);\r
+ /**\r
+ * To avoid the problem of having to create a typename for NULL parameters,\r
+ * these reduced versions of drawCustomVertices are provided.\r
+ */\r
+ template <typename POS_SRC>\r
+ void drawCustomVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ const POS_SRC& posSrc);\r
+ template <typename POS_SRC, typename TEX_SRC>\r
+ void drawCustomVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ const POS_SRC& posSrc,\r
+ const TEX_SRC* texCoordSrc);\r
+ template <typename POS_SRC, typename TEX_SRC, typename COL_SRC>\r
+ void drawCustomVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ const POS_SRC& posSrc,\r
+ const TEX_SRC* texCoordSrc,\r
+ const COL_SRC* colorSrc);\r
+\r
+\r
+ ///////////////////////////////////////////////////////////////////////////\r
+ // Misc.\r
\r
/**\r
* Call to ensure all drawing to the context has been issued to the\r
void writePixels(int left, int top, int width, int height,\r
GrTexture::PixelConfig, const void* buffer, size_t stride);\r
\r
- /* -------------------------------------------------------\r
- * Mimicking the GrGpu interface for now\r
- * TODO: define appropriate higher-level API for context\r
- */\r
-\r
- GrVertexBuffer* createVertexBuffer(uint32_t size, bool dynamic);\r
-\r
- GrIndexBuffer* createIndexBuffer(uint32_t size, bool dynamic);\r
-\r
- bool reserveAndLockGeometry(GrVertexLayout vertexLayout,\r
- uint32_t vertexCount,\r
- uint32_t indexCount,\r
- void** vertices,\r
- void** indices);\r
\r
- void drawIndexed(GrGpu::PrimitiveType type,\r
- uint32_t startVertex,\r
- uint32_t startIndex,\r
- uint32_t vertexCount,\r
- uint32_t indexCount);\r
-\r
- void drawNonIndexed(GrGpu::PrimitiveType type,\r
- uint32_t startVertex,\r
- uint32_t vertexCount);\r
-\r
- void setVertexSourceToArray(const void* array,\r
- GrVertexLayout vertexLayout);\r
- void setIndexSourceToArray(const void* array);\r
- void setVertexSourceToBuffer(GrVertexBuffer* buffer,\r
- GrVertexLayout vertexLayout);\r
- void setIndexSourceToBuffer(GrIndexBuffer* buffer);\r
-\r
- void releaseReservedGeometry();\r
+ ///////////////////////////////////////////////////////////////////////////\r
+ // Statistics\r
\r
void resetStats();\r
\r
\r
void printStats() const;\r
\r
+ ///////////////////////////////////////////////////////////////////////////\r
+ // Helpers\r
+\r
class AutoRenderTarget : ::GrNoncopyable {\r
public:\r
AutoRenderTarget(GrContext* context, GrRenderTarget* target) {\r
fContext = NULL;\r
- fPrevTarget = context->currentRenderTarget();\r
+ fPrevTarget = context->getRenderTarget();\r
if (fPrevTarget != target) {\r
context->setRenderTarget(target);\r
fContext = context;\r
GrRenderTarget* fPrevTarget;\r
};\r
\r
- ///////////////////////////////////////////////////////////////////////////\r
-\r
- /**\r
- * Return the current texture cache limits.\r
- *\r
- * @param maxTextures If non-null, returns maximum number of textures that\r
- * can be held in the cache.\r
- * @param maxTextureBytes If non-null, returns maximum number of bytes of\r
- * texture memory that can be held in the cache.\r
- */\r
- void getTextureCacheLimits(int* maxTextures, size_t* maxTextureBytes) const;\r
\r
- /**\r
- * Specify the texture cache limits. If the current cache exceeds either\r
- * of these, it will be purged (LRU) to keep the cache within these limits.\r
- *\r
- * @param maxTextures The maximum number of textures that can be held in\r
- * the cache.\r
- * @param maxTextureBytes The maximum number of bytes of texture memory\r
- * that can be held in the cache.\r
- */\r
- void setTextureCacheLimits(int maxTextures, size_t maxTextureBytes);\r
-\r
- /* -------------------------------------------------------\r
- */\r
-\r
- // Intended only to be used within Ganesh:\r
+ ///////////////////////////////////////////////////////////////////////////\r
+ // Functions intended for internal use only.\r
GrGpu* getGpu() { return fGpu; }\r
GrFontCache* getFontCache() { return fFontCache; }\r
- GrDrawTarget* getTextTarget();\r
+ GrDrawTarget* getTextTarget(const GrPaint& paint);\r
void flushText();\r
\r
const GrIndexBuffer* quadIndexBuffer() const;\r
GrInOrderDrawBuffer fTextDrawBuffer;\r
\r
GrContext(GrGpu* gpu);\r
+\r
+ static void SetPaint(const GrPaint& paint, GrDrawTarget* target);\r
+\r
bool finalizeTextureKey(GrTextureKey*, const GrSamplerState&) const;\r
+ void prepareToDraw(const GrPaint& paint);\r
\r
void drawClipIntoStencil();\r
};\r
/**\r
* Save/restore the view-matrix in the context.\r
*/\r
-class GrAutoViewMatrix : GrNoncopyable {\r
+class GrAutoMatrix : GrNoncopyable {\r
public:\r
- GrAutoViewMatrix(GrContext* ctx) : fContext(ctx) {\r
- ctx->getViewMatrix(&fMatrix);\r
+ GrAutoMatrix(GrContext* ctx) : fContext(ctx) {\r
+ fMatrix = ctx->getMatrix();\r
}\r
- GrAutoViewMatrix(GrContext* ctx, const GrMatrix& matrix) : fContext(ctx) {\r
- ctx->getViewMatrix(&fMatrix);\r
- ctx->setViewMatrix(matrix);\r
+ GrAutoMatrix(GrContext* ctx, const GrMatrix& matrix) : fContext(ctx) {\r
+ fMatrix = ctx->getMatrix();\r
+ ctx->setMatrix(matrix);\r
}\r
- ~GrAutoViewMatrix() {\r
- fContext->setViewMatrix(fMatrix);\r
+ ~GrAutoMatrix() {\r
+ fContext->setMatrix(fMatrix);\r
}\r
\r
private:\r
\r
#endif\r
\r
+#include "GrContext_impl.h"\r
--- /dev/null
+/*\r
+ Copyright 2011 Google Inc.\r
+\r
+ Licensed under the Apache License, Version 2.0 (the "License");\r
+ you may not use this file except in compliance with the License.\r
+ You may obtain a copy of the License at\r
+\r
+ http://www.apache.org/licenses/LICENSE-2.0\r
+\r
+ Unless required by applicable law or agreed to in writing, software\r
+ distributed under the License is distributed on an "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+ See the License for the specific language governing permissions and\r
+ limitations under the License.\r
+ */\r
+\r
+#ifndef GrContext_impl_DEFINED\r
+#define GrContext_impl_DEFINED\r
+\r
+template <typename POS_SRC, typename TEX_SRC,\r
+ typename COL_SRC, typename IDX_SRC>\r
+inline void GrContext::drawCustomVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ const POS_SRC& posSrc,\r
+ const TEX_SRC* texCoordSrc,\r
+ const COL_SRC* colorSrc,\r
+ const IDX_SRC* idxSrc) {\r
+\r
+ GrVertexLayout layout = 0;\r
+\r
+ GrDrawTarget::AutoReleaseGeometry geo;\r
+\r
+ this->prepareToDraw(paint);\r
+\r
+ if (NULL != paint.getTexture()) {\r
+ if (NULL != texCoordSrc) {\r
+ layout |= GrDrawTarget::StageTexCoordVertexLayoutBit(0,0);\r
+ } else {\r
+ layout |= GrDrawTarget::StagePosAsTexCoordVertexLayoutBit(0);\r
+ }\r
+ }\r
+\r
+ if (NULL != colorSrc) {\r
+ layout |= GrDrawTarget::kColor_VertexLayoutBit;\r
+ }\r
+\r
+ int vertexCount = posSrc.count();\r
+ int indexCount = (NULL != idxSrc) ? idxSrc->count() : 0;\r
+\r
+ if (!geo.set(fGpu, layout, vertexCount, indexCount)) {\r
+ GrPrintf("Failed to get space for vertices!");\r
+ return;\r
+ }\r
+\r
+ int texOffsets[GrDrawTarget::kMaxTexCoords];\r
+ int colorOffset;\r
+ int vsize = GrDrawTarget::VertexSizeAndOffsetsByIdx(layout,\r
+ texOffsets,\r
+ &colorOffset);\r
+ void* curVertex = geo.vertices();\r
+\r
+ for (int i = 0; i < vertexCount; ++i) {\r
+ posSrc.writeValue(i, (GrPoint*)curVertex);\r
+\r
+ if (texOffsets[0] > 0) {\r
+ texCoordSrc->writeValue(i, (GrPoint*)((intptr_t)curVertex + texOffsets[0]));\r
+ }\r
+ if (colorOffset > 0) {\r
+ colorSrc->writeValue(i, (GrColor*)((intptr_t)curVertex + colorOffset));\r
+ }\r
+ curVertex = (void*)((intptr_t)curVertex + vsize);\r
+ }\r
+\r
+ uint16_t* indices = (uint16_t*) geo.indices();\r
+ for (int i = 0; i < indexCount; ++i) {\r
+ idxSrc->writeValue(i, indices + i);\r
+ }\r
+\r
+ if (NULL == idxSrc) {\r
+ fGpu->drawNonIndexed(primitiveType, 0, vertexCount);\r
+ } else {\r
+ fGpu->drawIndexed(primitiveType, 0, 0, vertexCount, indexCount);\r
+ }\r
+}\r
+\r
+class GrNullTexCoordSource {\r
+public:\r
+ void writeValue(int i, GrPoint* dstCoord) const { GrAssert(false); }\r
+};\r
+\r
+class GrNullColorSource {\r
+public:\r
+ void writeValue(int i, GrColor* dstColor) const { GrAssert(false); }\r
+};\r
+\r
+class GrNullIndexSource {\r
+public:\r
+ void writeValue(int i, uint16_t* dstIndex) const { GrAssert(false); }\r
+ int count() const { GrAssert(false); return 0; }\r
+};\r
+\r
+template <typename POS_SRC>\r
+inline void GrContext::drawCustomVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ const POS_SRC& posSrc) {\r
+ this->drawCustomVertices<POS_SRC,\r
+ GrNullTexCoordSource,\r
+ GrNullColorSource,\r
+ GrNullIndexSource>(paint, primitiveType, posSrc,\r
+ NULL, NULL, NULL);\r
+}\r
+\r
+template <typename POS_SRC, typename TEX_SRC>\r
+inline void GrContext::drawCustomVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ const POS_SRC& posSrc,\r
+ const TEX_SRC* texCoordSrc) {\r
+ this->drawCustomVertices<POS_SRC, TEX_SRC,\r
+ GrNullColorSource,\r
+ GrNullIndexSource>(paint, primitiveType, posSrc,\r
+ texCoordSrc, NULL, NULL);\r
+}\r
+\r
+template <typename POS_SRC, typename TEX_SRC, typename COL_SRC>\r
+inline void GrContext::drawCustomVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ const POS_SRC& posSrc,\r
+ const TEX_SRC* texCoordSrc,\r
+ const COL_SRC* colorSrc) {\r
+ drawCustomVertices<POS_SRC, TEX_SRC, COL_SRC,\r
+ GrNullIndexSource>(paint, primitiveType, posSrc, \r
+ texCoordSrc, colorSrc, NULL);\r
+}\r
+\r
+#endif\r
class GrDrawTarget : public GrRefCnt {
public:
/**
- * Number of texture stages. Each stage takes as input a color and
- * 2D texture coordinates. The color input to the first enabled stage is the
- * per-vertex color or the constant color (setColor/setAlpha) if there are no
- * per-vertex colors. For subsequent stages the input color is the output
+ * Number of texture stages. Each stage takes as input a color and
+ * 2D texture coordinates. The color input to the first enabled stage is the
+ * per-vertex color or the constant color (setColor/setAlpha) if there are
+ * no per-vertex colors. For subsequent stages the input color is the output
* color from the previous enabled stage. The output color of each stage is
- * the input color modulated with the result of a texture lookup. Texture
+ * the input color modulated with the result of a texture lookup. Texture
* lookups are specified by a texture (setTexture), a texture matrix
- * (setTextureMatrix), and a sampler (setSamplerState). Texture coordinates
+ * (setTextureMatrix), and a sampler (setSamplerState). Texture coordinates
* for each stage come from the vertices based on a GrVertexLayout bitfield.
* The output fragment color is the output color of the last enabled stage.
- * The presence or absence of texture coordinates for each stage in the
+ * The presence or absence of texture coordinates for each stage in the
* vertex layout indicates whether a stage is enabled or not.
*/
-
+
// Currently there is just one stage but this will be changed soon.
enum {
kNumStages = 1,
kMaxTexCoords = kNumStages
};
-
+
/**
* Geometric primitives used for drawing.
*/
GrSamplerState fSamplerStates[kNumStages];
GrRenderTarget* fRenderTarget;
GrColor fColor;
- float fPointSize;
StencilPass fStencilPass;
bool fReverseFill;
GrMatrix fViewMatrix;
* texture has been set, NULL was most recently passed to
* setTexture, or the last setTexture was destroyed.
*/
- GrTexture* currentTexture(int stage) const;
+ const GrTexture* getTexture(int stage) const;
+ GrTexture* getTexture(int stage);
/**
* Sets the rendertarget used at the next drawing call
*
- * @param target The render target to set. Must be a valid rendertarget.
- * That is it is a value that was returned by
- * currentRenderTarget() or GrTexture::asRenderTarget().
+ * @param target The render target to set.
*/
void setRenderTarget(GrRenderTarget* target);
*
* @return The currently set render target.
*/
- GrRenderTarget* currentRenderTarget() const;
+ const GrRenderTarget* getRenderTarget() const;
+ GrRenderTarget* getRenderTarget();
/**
* Sets the sampler state for the next draw.
return fCurrDrawState.fFlagBits & kDither_StateBit;
}
- /**
- * Sets the size of points used the next time points are drawn.
- *
- * @param the point size
- */
- void setPointSize(float size);
-
/**
* Sets the blending function coeffecients.
*
/**
* Retrieves the current view matrix
- * @param matrix will be the current view matrix after return.
+ * return the current view matrix.
*/
- void getViewMatrix(GrMatrix* matrix) const;
+ const GrMatrix& getViewMatrix() const;
/**
* Retrieves the inverse of the current view matrix.
/**
* The format of vertices is represented as a bitfield of flags.
* Flags that indicate the layout of vertex data. Vertices always contain
- * positions and may also contain up to kMaxTexCoords sets of 2D texture
+ * positions and may also contain up to kMaxTexCoords sets of 2D texture
* coordinates and per-vertex colors. Each stage can use any of the texture
* coordinates as its input texture coordinates or it may use the positions.
*
* disabled.
*
* Only one type of texture coord can be specified per stage. For
- * example StageTexCoordVertexLayoutBit(0, 2) and
+ * example StageTexCoordVertexLayoutBit(0, 2) and
* StagePosAsTexCoordVertexLayoutBit(0) cannot both be specified.
*
- * The order in memory is always (position, texture coord 0, ..., color)
+ * The order in memory is always (position, texture coord 0, ..., color)
* with any unused fields omitted. Note that this means that if only texture
- * coordinates 1 is referenced then there is no texture coordinates 0 and
+ * coordinates 1 is referenced then there is no texture coordinates 0 and
* the order would be (position, texture coordinate 1[, color]).
*/
-
+
/**
* Generates a bit indicating that a texture stage uses texture coordinates
- *
+ *
* @param stage the stage that will use texture coordinates.
* @param texCoordIdx the index of the texture coordinates to use
*
* Generates a bit indicating that a texture stage uses the position
* as its texture coordinate.
*
- * @param stage the stage that will use position as texture
+ * @param stage the stage that will use position as texture
* coordinates.
*
* @return the bit to add to a GrVertexLayout bitfield.
*/
static int StagePosAsTexCoordVertexLayoutBit(int stage) {
GrAssert(stage < kNumStages);
- return (1 << (TEX_COORD_BIT_CNT + stage));
+ return (1 << (TEX_COORD_BIT_CNT + stage));
}
private:
static const int STAGE_BIT_CNT = TEX_COORD_BIT_CNT + kNumStages;
-
+
public:
-
+
/**
* Additional Bits that can be specified in GrVertexLayout.
*/
enum VertexLayoutBits {
-
+
kColor_VertexLayoutBit = 1 << (STAGE_BIT_CNT + 0),
//<! vertices have colors
kTextFormat_VertexLayoutBit = 1 << (STAGE_BIT_CNT + 1),
//<! use text vertices. (Pos
// and tex coords may be
- // a different type for
+ // a different type for
// text [GrGpuTextVertex vs
// GrPoint].)
// for below assert
&fVertices,
&fIndices);
}
+
+ AutoReleaseGeometry() {
+ fSuccess = false;
+ }
+
~AutoReleaseGeometry() {
if (fSuccess) {
fTarget->releaseReservedGeometry();
}
}
+ bool set(GrDrawTarget* target,
+ GrVertexLayout vertexLayout,
+ uint32_t vertexCount,
+ uint32_t indexCount) {
+ if (fSuccess) {
+ fTarget->releaseReservedGeometry();
+ }
+ fTarget = target;
+ fSuccess = fTarget->reserveAndLockGeometry(vertexLayout,
+ vertexCount,
+ indexCount,
+ &fVertices,
+ &fIndices);
+ return fSuccess;
+ }
+
bool succeeded() const { return fSuccess; }
void* vertices() const { return fVertices; }
void* indices() const { return fIndices; }
////////////////////////////////////////////////////////////////////////////
// Helpers for picking apart vertex layouts
-
+
/**
* Helper function to compute the size of a vertex from a vertex layout
* @return size of a single vertex.
*/
static size_t VertexSize(GrVertexLayout vertexLayout);
-
+
/**
* Helper function for determining the index of texture coordinates that
* is input for a texture stage. Note that a stage may instead use positions
/**
* Helper function to compute the offset of texture coordinates in a vertex
* @return offset of texture coordinates in vertex layout or -1 if the
- * layout has no texture coordinates. Will be 0 if positions are
+ * layout has no texture coordinates. Will be 0 if positions are
* used as texture coordinates for the stage.
*/
static int VertexStageCoordOffset(int stage, GrVertexLayout vertexLayout);
static int VertexColorOffset(GrVertexLayout vertexLayout);
/**
- * Helper function to determine if vertex layout contains explicit texture
+ * Helper function to determine if vertex layout contains explicit texture
* coordinates of some index.
*
* @param coordIndex the tex coord index to query
* @param vertexLayout layout to query
*
- * @return true if vertex specifies texture coordinates for the index,
+ * @return true if vertex specifies texture coordinates for the index,
* false otherwise.
*/
- static bool VertexUsesTexCoordIdx(int coordIndex,
+ static bool VertexUsesTexCoordIdx(int coordIndex,
GrVertexLayout vertexLayout);
-
+
/**
* Helper function to determine if vertex layout contains either explicit or
* implicit texture coordinates for a stage.
* @param stage the stage to query
* @param vertexLayout layout to query
*
- * @return true if vertex specifies texture coordinates for the stage,
+ * @return true if vertex specifies texture coordinates for the stage,
* false otherwise.
*/
static bool VertexUsesStage(int stage, GrVertexLayout vertexLayout);
/**
- * Helper function to compute the size of each vertex and the offsets of
- * texture coordinates and color. Determines tex coord offsets by tex coord
- * index rather than by stage. (Each stage can be mapped to any t.c. index
+ * Helper function to compute the size of each vertex and the offsets of
+ * texture coordinates and color. Determines tex coord offsets by tex coord
+ * index rather than by stage. (Each stage can be mapped to any t.c. index
* by StageTexCoordVertexLayoutBit.)
*
* @param vertexLayout the layout to query
static int VertexSizeAndOffsetsByIdx(GrVertexLayout vertexLayout,
int texCoordOffsetsByIdx[kMaxTexCoords],
int *colorOffset);
-
+
/**
- * Helper function to compute the size of each vertex and the offsets of
- * texture coordinates and color. Determines tex coord offsets by stage
- * rather than by index. (Each stage can be mapped to any t.c. index
- * by StageTexCoordVertexLayoutBit.) If a stage uses positions for
+ * Helper function to compute the size of each vertex and the offsets of
+ * texture coordinates and color. Determines tex coord offsets by stage
+ * rather than by index. (Each stage can be mapped to any t.c. index
+ * by StageTexCoordVertexLayoutBit.) If a stage uses positions for
* tex coords then that stage's offset will be 0 (positions are always at 0).
*
* @param vertexLayout the layout to query
int texCoordOffsetsByStage[kNumStages],
int *colorOffset);
protected:
-
+
// Helpers for GrDrawTarget subclasses that won't have private access to
// SavedDrawState but need to peek at the state values.
static DrState& accessSavedDrawState(SavedDrawState& sds)
--- /dev/null
+/*\r
+ Copyright 2011 Google Inc.\r
+\r
+ Licensed under the Apache License, Version 2.0 (the "License");\r
+ you may not use this file except in compliance with the License.\r
+ You may obtain a copy of the License at\r
+\r
+ http://www.apache.org/licenses/LICENSE-2.0\r
+\r
+ Unless required by applicable law or agreed to in writing, software\r
+ distributed under the License is distributed on an "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+ See the License for the specific language governing permissions and\r
+ limitations under the License.\r
+ */\r
+\r
+#ifndef GrPaint_DEFINED\r
+#define GrPaint_DEFINED\r
+\r
+#include "GrTexture.h"\r
+#include "GrSamplerState.h"\r
+#include "GrDrawTarget.h"\r
+\r
+/**\r
+ * The paint describes how pixels are colored when the context draws to\r
+ * them.\r
+ */\r
+class GrPaint {\r
+public:\r
+\r
+ // All the paint fields are public except texture (it's ref-counted)\r
+ GrDrawTarget::BlendCoeff fSrcBlendCoeff;\r
+ GrDrawTarget::BlendCoeff fDstBlendCoeff;\r
+ bool fAntiAlias;\r
+ bool fDither;\r
+\r
+ GrColor fColor;\r
+\r
+ GrMatrix fTextureMatrix;\r
+ GrSamplerState fSampler;\r
+\r
+ void setTexture(GrTexture* texture) {\r
+ GrSafeRef(texture);\r
+ GrSafeUnref(fTexture);\r
+ fTexture = texture;\r
+ }\r
+\r
+ GrTexture* getTexture() const { return fTexture; }\r
+\r
+ // uninitialized\r
+ GrPaint() {\r
+ fTexture = NULL;\r
+ }\r
+\r
+ GrPaint(const GrPaint& paint) {\r
+ fSrcBlendCoeff = paint.fSrcBlendCoeff;\r
+ fDstBlendCoeff = paint.fDstBlendCoeff;\r
+ fAntiAlias = paint.fAntiAlias;\r
+ fDither = paint.fDither;\r
+\r
+ fColor = paint.fColor;\r
+\r
+ fTextureMatrix = paint.fTextureMatrix;\r
+ fSampler = paint.fSampler;\r
+ fTexture = paint.fTexture;\r
+ GrSafeRef(fTexture);\r
+ }\r
+\r
+ ~GrPaint() {\r
+ GrSafeUnref(fTexture);\r
+ }\r
+\r
+ // sets paint to src-over, solid white, no texture\r
+ void reset() {\r
+ resetBlend();\r
+ resetOptions();\r
+ resetColor();\r
+ resetTexture();\r
+ }\r
+\r
+private:\r
+ GrTexture* fTexture;\r
+\r
+ void resetBlend() {\r
+ fSrcBlendCoeff = GrDrawTarget::kOne_BlendCoeff;\r
+ fDstBlendCoeff = GrDrawTarget::kZero_BlendCoeff;\r
+ }\r
+\r
+ void resetOptions() {\r
+ fAntiAlias = false;\r
+ fDither = false;\r
+ }\r
+\r
+ void resetColor() {\r
+ fColor = GrColorPackRGBA(0xff, 0xff, 0xff, 0xff);\r
+ }\r
+\r
+ void resetTexture() {\r
+ setTexture(NULL);\r
+ fTextureMatrix = GrMatrix::I();\r
+ fSampler.setClampNoFilter();\r
+ }\r
+\r
+};\r
+\r
+#endif\r
this->setClampNoFilter();
}
- GrSamplerState(bool filter) {
+ explicit GrSamplerState(bool filter) {
fWrapX = kClamp_WrapMode;
fWrapY = kClamp_WrapMode;
fSampleMode = kNormal_SampleMode;
fFilter = filter;
}
-
+
GrSamplerState(WrapMode wx, WrapMode wy, bool filter) {
fWrapX = wx;
fWrapY = wy;
fSampleMode = kNormal_SampleMode;
fFilter = filter;
}
-
+
GrSamplerState(WrapMode wx, WrapMode wy, SampleMode sample, bool filter) {
fWrapX = wx;
fWrapY = wy;
fSampleMode = sample;
fFilter = filter;
}
-
+
WrapMode getWrapX() const { return fWrapX; }
WrapMode getWrapY() const { return fWrapY; }
SampleMode getSampleMode() const { return fSampleMode; }
bool isRadial2PosRoot() const { return fRadial2PosRoot; }
/**
- * Sets the parameters for kRadial2_SampleMode. The texture
- * matrix must be set so that the first point is at (0,0) and the second
+ * Sets the parameters for kRadial2_SampleMode. The texture
+ * matrix must be set so that the first point is at (0,0) and the second
* point lies on the x-axis. The second radius minus the first is 1 unit.
* The additional parameters to define the gradient are specified by this
* function.
class GrTextContext {
public:
- GrTextContext(GrContext*, const GrMatrix* extMatrix = NULL);
+ GrTextContext(GrContext*,
+ const GrPaint& paint,
+ const GrMatrix* extMatrix = NULL);
~GrTextContext();
void drawPackedGlyph(GrGlyph::PackedID, GrFixed left, GrFixed top,
void flush(); // optional; automatically called by destructor
private:
+ const GrPaint& fPaint;
GrContext* fContext;
GrDrawTarget* fDrawTarget;
};
GrGpuTextVertex* fVertices;
-
+
int32_t fMaxVertices;
GrTexture* fCurrTexture;
int fCurrVertex;
GrTexture* texture = fGpu->createTexture(rtDesc, NULL, 0);\r
\r
if (NULL != texture) {\r
- GrGpu::AutoStateRestore asr(fGpu);\r
+ GrDrawTarget::AutoStateRestore asr(fGpu);\r
fGpu->setRenderTarget(texture->asRenderTarget());\r
fGpu->setTexture(0, clampEntry->texture());\r
- fGpu->setStencilPass(GrGpu::kNone_StencilPass);\r
+ fGpu->setStencilPass(GrDrawTarget::kNone_StencilPass);\r
fGpu->setTextureMatrix(0, GrMatrix::I());\r
fGpu->setViewMatrix(GrMatrix::I());\r
fGpu->setAlpha(0xff);\r
- fGpu->setBlendFunc(GrGpu::kOne_BlendCoeff, GrGpu::kZero_BlendCoeff);\r
- fGpu->disableState(GrGpu::kDither_StateBit |\r
- GrGpu::kClip_StateBit |\r
- GrGpu::kAntialias_StateBit);\r
+ fGpu->setBlendFunc(GrDrawTarget::kOne_BlendCoeff, GrDrawTarget::kZero_BlendCoeff);\r
+ fGpu->disableState(GrDrawTarget::kDither_StateBit |\r
+ GrDrawTarget::kClip_StateBit |\r
+ GrDrawTarget::kAntialias_StateBit);\r
GrSamplerState stretchSampler(GrSamplerState::kClamp_WrapMode,\r
GrSamplerState::kClamp_WrapMode,\r
sampler.isFilter());\r
clampTexture->contentHeight() /\r
clampTexture->allocHeight());\r
verts[1].setRectFan(0, 0, tw, th, 2*sizeof(GrPoint));\r
- fGpu->drawNonIndexed(GrGpu::kTriangleFan_PrimitiveType,\r
+ fGpu->drawNonIndexed(GrDrawTarget::kTriangleFan_PrimitiveType,\r
0, 4);\r
entry = fTextureCache->createAndLock(*key, texture);\r
}\r
\r
////////////////////////////////////////////////////////////////////////////////\r
\r
+void GrContext::setClip(const GrClip& clip) {\r
+ fGpu->setClip(clip);\r
+ fGpu->enableState(GrDrawTarget::kClip_StateBit);\r
+}\r
+\r
+void GrContext::setClip(const GrIRect& rect) {\r
+ GrClip clip;\r
+ clip.setRect(rect);\r
+ fGpu->setClip(clip);\r
+}\r
+\r
+////////////////////////////////////////////////////////////////////////////////\r
+\r
void GrContext::eraseColor(GrColor color) {\r
fGpu->eraseColor(color);\r
}\r
\r
-void GrContext::drawFull(bool useTexture) {\r
+void GrContext::drawPaint(const GrPaint& paint) {\r
// set rect to be big enough to fill the space, but not super-huge, so we\r
// don't overflow fixed-point implementations\r
GrRect r(fGpu->getClip().getBounds());\r
} else {\r
GrPrintf("---- fGpu->getViewInverse failed\n");\r
}\r
-\r
- this->fillRect(r, useTexture);\r
+ this->drawRect(paint, r);\r
}\r
\r
/* create a triangle strip that strokes the specified triangle. There are 8\r
verts[9] = verts[1];\r
}\r
\r
-void GrContext::drawRect(const GrRect& rect, bool useTexture, GrScalar width) {\r
- GrVertexLayout layout = useTexture ?\r
+void GrContext::drawRect(const GrPaint& paint,\r
+ const GrRect& rect,\r
+ GrScalar width) {\r
+\r
+ GrVertexLayout layout = (NULL != paint.getTexture()) ?\r
GrDrawTarget::StagePosAsTexCoordVertexLayoutBit(0) :\r
0;\r
\r
return;\r
}\r
\r
- this->flushText();\r
+ this->prepareToDraw(paint);\r
\r
int vertCount;\r
- GrGpu::PrimitiveType primType;\r
+ GrDrawTarget::PrimitiveType primType;\r
GrPoint* vertex = geo.positions();\r
\r
if (width >= 0) {\r
if (width > 0) {\r
vertCount = 10;\r
- primType = GrGpu::kTriangleStrip_PrimitiveType;\r
+ primType = GrDrawTarget::kTriangleStrip_PrimitiveType;\r
setStrokeRectStrip(vertex, rect, width);\r
} else {\r
// hairline\r
vertCount = 5;\r
- primType = GrGpu::kLineStrip_PrimitiveType;\r
+ primType = GrDrawTarget::kLineStrip_PrimitiveType;\r
vertex[0].set(rect.fLeft, rect.fTop);\r
vertex[1].set(rect.fRight, rect.fTop);\r
vertex[2].set(rect.fRight, rect.fBottom);\r
}\r
} else {\r
vertCount = 4;\r
- primType = GrGpu::kTriangleFan_PrimitiveType;\r
+ primType = GrDrawTarget::kTriangleFan_PrimitiveType;\r
vertex->setRectFan(rect.fLeft, rect.fTop, rect.fRight, rect.fBottom);\r
}\r
\r
fGpu->drawNonIndexed(primType, 0, vertCount);\r
}\r
\r
+void GrContext::drawRectToRect(const GrPaint& paint,\r
+ const GrRect& dstRect,\r
+ const GrRect& srcRect) {\r
+\r
+ if (NULL == paint.getTexture()) {\r
+ drawRect(paint, dstRect);\r
+ return;\r
+ }\r
+\r
+ GrVertexLayout layout = GrDrawTarget::StageTexCoordVertexLayoutBit(0,0);\r
+ static const int VCOUNT = 4;\r
+\r
+ GrDrawTarget::AutoReleaseGeometry geo(fGpu, layout, VCOUNT, 0);\r
+ if (!geo.succeeded()) {\r
+ return;\r
+ }\r
+\r
+ this->prepareToDraw(paint);\r
+\r
+ GrPoint* vertex = (GrPoint*) geo.vertices();\r
+\r
+ vertex[0].setRectFan(dstRect.fLeft, dstRect.fTop,\r
+ dstRect.fRight, dstRect.fBottom,\r
+ 2 * sizeof(GrPoint));\r
+ vertex[1].setRectFan(srcRect.fLeft, srcRect.fTop,\r
+ srcRect.fRight, srcRect.fBottom,\r
+ 2 * sizeof(GrPoint));\r
+\r
+ fGpu->drawNonIndexed(GrDrawTarget::kTriangleFan_PrimitiveType, 0, VCOUNT);\r
+}\r
+\r
+void GrContext::drawVertices(const GrPaint& paint,\r
+ GrDrawTarget::PrimitiveType primitiveType,\r
+ int vertexCount,\r
+ const GrPoint positions[],\r
+ const GrPoint texCoords[],\r
+ const GrColor colors[],\r
+ const uint16_t indices[],\r
+ int indexCount) {\r
+ GrVertexLayout layout = 0;\r
+ bool interLeave = false;\r
+\r
+ GrDrawTarget::AutoReleaseGeometry geo;\r
+\r
+ this->prepareToDraw(paint);\r
+\r
+ if (NULL != paint.getTexture()) {\r
+ if (NULL == texCoords) {\r
+ layout |= GrDrawTarget::StagePosAsTexCoordVertexLayoutBit(0);\r
+ } else {\r
+ layout |= GrDrawTarget::StageTexCoordVertexLayoutBit(0,0);\r
+ interLeave = true;\r
+ }\r
+ }\r
+\r
+ if (NULL != colors) {\r
+ layout |= GrDrawTarget::kColor_VertexLayoutBit;\r
+ }\r
+\r
+ static const GrVertexLayout interleaveMask =\r
+ (GrDrawTarget::StageTexCoordVertexLayoutBit(0,0) |\r
+ GrDrawTarget::kColor_VertexLayoutBit);\r
+ if (interleaveMask & layout) {\r
+ if (!geo.set(fGpu, layout, vertexCount, 0)) {\r
+ GrPrintf("Failed to get space for vertices!");\r
+ return;\r
+ }\r
+ int texOffsets[GrDrawTarget::kMaxTexCoords];\r
+ int colorOffset;\r
+ int vsize = GrDrawTarget::VertexSizeAndOffsetsByIdx(layout,\r
+ texOffsets,\r
+ &colorOffset);\r
+ void* curVertex = geo.vertices();\r
+\r
+ for (int i = 0; i < vertexCount; ++i) {\r
+ *((GrPoint*)curVertex) = positions[i];\r
+\r
+ if (texOffsets[0] > 0) {\r
+ *(GrPoint*)((intptr_t)curVertex + texOffsets[0]) = texCoords[i];\r
+ }\r
+ if (colorOffset > 0) {\r
+ *(GrColor*)((intptr_t)curVertex + colorOffset) = colors[i];\r
+ }\r
+ curVertex = (void*)((intptr_t)curVertex + vsize);\r
+ }\r
+ } else {\r
+ fGpu->setVertexSourceToArray(positions, layout);\r
+ }\r
+\r
+ if (NULL != indices) {\r
+ fGpu->setIndexSourceToArray(indices);\r
+ fGpu->drawIndexed(primitiveType, 0, 0, vertexCount, indexCount);\r
+ } else {\r
+ fGpu->drawNonIndexed(primitiveType, 0, vertexCount);\r
+ }\r
+}\r
+\r
+\r
////////////////////////////////////////////////////////////////////////////////\r
\r
#define NEW_EVAL 1 // Use adaptive path tesselation\r
\r
static inline bool single_pass_path(const GrPathIter& path,\r
GrContext::PathFills fill,\r
- bool useTex,\r
const GrGpu& gpu) {\r
#if STENCIL_OFF\r
return true;\r
#endif\r
}\r
\r
-void GrContext::drawPath(GrPathIter* path, PathFills fill,\r
- bool useTexture, const GrPoint* translate) {\r
+void GrContext::drawPath(const GrPaint& paint,\r
+ GrPathIter* path,\r
+ PathFills fill,\r
+ const GrPoint* translate) {\r
\r
- flushText();\r
\r
- GrGpu::AutoStateRestore asr(fGpu);\r
+ this->prepareToDraw(paint);\r
+\r
+ GrDrawTarget::AutoStateRestore asr(fGpu);\r
\r
#if NEW_EVAL\r
- GrMatrix viewM;\r
- fGpu->getViewMatrix(&viewM);\r
+ GrMatrix viewM = fGpu->getViewMatrix();\r
// In order to tesselate the path we get a bound on how much the matrix can\r
// stretch when mapping to screen coordinates.\r
GrScalar stretch = viewM.getMaxStretch();\r
#endif\r
tol);\r
GrVertexLayout layout = 0;\r
- if (useTexture) {\r
+\r
+ if (NULL != paint.getTexture()) {\r
layout = GrDrawTarget::StagePosAsTexCoordVertexLayoutBit(0);\r
}\r
// add 4 to hold the bounding rect\r
path->rewind();\r
\r
// TODO: use primitve restart if available rather than multiple draws\r
- GrGpu::PrimitiveType type;\r
+ GrDrawTarget::PrimitiveType type;\r
int passCount = 0;\r
- GrGpu::StencilPass passes[3];\r
+ GrDrawTarget::StencilPass passes[3];\r
bool reverse = false;\r
\r
if (kHairLine_PathFill == fill) {\r
- type = GrGpu::kLineStrip_PrimitiveType;\r
+ type = GrDrawTarget::kLineStrip_PrimitiveType;\r
passCount = 1;\r
- passes[0] = GrGpu::kNone_StencilPass;\r
+ passes[0] = GrDrawTarget::kNone_StencilPass;\r
} else {\r
- type = GrGpu::kTriangleFan_PrimitiveType;\r
- if (single_pass_path(*path, fill, useTexture, *fGpu)) {\r
+ type = GrDrawTarget::kTriangleFan_PrimitiveType;\r
+ if (single_pass_path(*path, fill, *fGpu)) {\r
passCount = 1;\r
- passes[0] = GrGpu::kNone_StencilPass;\r
+ passes[0] = GrDrawTarget::kNone_StencilPass;\r
} else {\r
switch (fill) {\r
case kInverseEvenOdd_PathFill:\r
// fallthrough\r
case kEvenOdd_PathFill:\r
passCount = 2;\r
- passes[0] = GrGpu::kEvenOddStencil_StencilPass;\r
- passes[1] = GrGpu::kEvenOddColor_StencilPass;\r
+ passes[0] = GrDrawTarget::kEvenOddStencil_StencilPass;\r
+ passes[1] = GrDrawTarget::kEvenOddColor_StencilPass;\r
break;\r
\r
case kInverseWinding_PathFill:\r
reverse = true;\r
// fallthrough\r
case kWinding_PathFill:\r
- passes[0] = GrGpu::kWindingStencil1_StencilPass;\r
+ passes[0] = GrDrawTarget::kWindingStencil1_StencilPass;\r
if (fGpu->supportsSingleStencilPassWinding()) {\r
- passes[1] = GrGpu::kWindingColor_StencilPass;\r
+ passes[1] = GrDrawTarget::kWindingColor_StencilPass;\r
passCount = 2;\r
} else {\r
- passes[1] = GrGpu::kWindingStencil2_StencilPass;\r
- passes[2] = GrGpu::kWindingColor_StencilPass;\r
+ passes[1] = GrDrawTarget::kWindingStencil2_StencilPass;\r
+ passes[2] = GrDrawTarget::kWindingColor_StencilPass;\r
passCount = 3;\r
}\r
break;\r
if (useBounds) {\r
GrRect bounds;\r
if (reverse) {\r
- GrAssert(NULL != fGpu->currentRenderTarget());\r
+ GrAssert(NULL != fGpu->getRenderTarget());\r
// draw over the whole world.\r
bounds.setLTRB(0, 0,\r
- GrIntToScalar(fGpu->currentRenderTarget()->width()),\r
- GrIntToScalar(fGpu->currentRenderTarget()->height()));\r
+ GrIntToScalar(fGpu->getRenderTarget()->width()),\r
+ GrIntToScalar(fGpu->getRenderTarget()->height()));\r
+ GrMatrix vmi;\r
+ if (fGpu->getViewInverse(&vmi)) {\r
+ vmi.mapRect(&bounds);\r
+ }\r
} else {\r
bounds.setBounds((GrPoint*)base, vert - base);\r
}\r
\r
for (int p = 0; p < passCount; ++p) {\r
fGpu->setStencilPass(passes[p]);\r
- if (useBounds && (GrGpu::kEvenOddColor_StencilPass == passes[p] ||\r
- GrGpu::kWindingColor_StencilPass == passes[p])) {\r
- fGpu->drawNonIndexed(GrGpu::kTriangleFan_PrimitiveType,\r
+ if (useBounds && (GrDrawTarget::kEvenOddColor_StencilPass == passes[p] ||\r
+ GrDrawTarget::kWindingColor_StencilPass == passes[p])) {\r
+ fGpu->drawNonIndexed(GrDrawTarget::kTriangleFan_PrimitiveType,\r
maxPts, 4);\r
+\r
} else {\r
int baseVertex = 0;\r
for (int sp = 0; sp < subpathCnt; ++sp) {\r
}\r
}\r
\r
+////////////////////////////////////////////////////////////////////////////////\r
+\r
void GrContext::flush(bool flushRenderTarget) {\r
flushText();\r
if (flushRenderTarget) {\r
void GrContext::writePixels(int left, int top, int width, int height,\r
GrTexture::PixelConfig config, const void* buffer,\r
size_t stride) {\r
+\r
+ // TODO: when underlying api has a direct way to do this we should use it\r
+ // (e.g. glDrawPixels on desktop GL).\r
+\r
const GrGpu::TextureDesc desc = {\r
0, GrGpu::kNone_AALevel, width, height, config\r
};\r
fGpu->setTexture(0, texture);\r
fGpu->setSamplerState(0, GrSamplerState::ClampNoFilter());\r
\r
- this->fillRect(GrRect(0, 0, GrIntToScalar(width), GrIntToScalar(height)),\r
- true);\r
-}\r
+ GrVertexLayout layout = GrDrawTarget::StagePosAsTexCoordVertexLayoutBit(0);\r
+ static const int VCOUNT = 4;\r
\r
+ GrDrawTarget::AutoReleaseGeometry geo(fGpu, layout, VCOUNT, 0);\r
+ if (!geo.succeeded()) {\r
+ return;\r
+ }\r
+ ((GrPoint*)geo.vertices())->setIRectFan(0, 0, width, height);\r
+ fGpu->drawNonIndexed(GrDrawTarget::kTriangleFan_PrimitiveType, 0, VCOUNT);\r
+}\r
////////////////////////////////////////////////////////////////////////////////\r
\r
+void GrContext::SetPaint(const GrPaint& paint, GrDrawTarget* target) {\r
+ target->setTexture(0, paint.getTexture());\r
+ target->setTextureMatrix(0, paint.fTextureMatrix);\r
+ target->setSamplerState(0, paint.fSampler);\r
+ target->setColor(paint.fColor);\r
\r
-/* -------------------------------------------------------\r
- * Mimicking the GrGpu interface for now\r
- * TODO: define appropriate higher-level API for context\r
- */\r
-\r
-void GrContext::resetContext() {\r
- fGpu->resetContext();\r
+ if (paint.fDither) {\r
+ target->enableState(GrDrawTarget::kDither_StateBit);\r
+ } else {\r
+ target->disableState(GrDrawTarget::kDither_StateBit);\r
+ }\r
+ if (paint.fAntiAlias) {\r
+ target->enableState(GrDrawTarget::kAntialias_StateBit);\r
+ } else {\r
+ target->disableState(GrDrawTarget::kAntialias_StateBit);\r
+ }\r
+ target->setBlendFunc(paint.fSrcBlendCoeff, paint.fDstBlendCoeff);\r
}\r
\r
-GrVertexBuffer* GrContext::createVertexBuffer(uint32_t size, bool dynamic) {\r
- return fGpu->createVertexBuffer(size, dynamic);\r
-}\r
+void GrContext::prepareToDraw(const GrPaint& paint) {\r
\r
-GrIndexBuffer* GrContext::createIndexBuffer(uint32_t size, bool dynamic) {\r
- return fGpu->createIndexBuffer(size, dynamic);\r
+ flushText();\r
+ SetPaint(paint, fGpu);\r
}\r
\r
-void GrContext::setTexture(int stage, GrTexture* texture) {\r
- fGpu->setTexture(stage, texture);\r
+////////////////////////////////////////////////////////////////////////////////\r
+\r
+void GrContext::resetContext() {\r
+ fGpu->resetContext();\r
}\r
\r
void GrContext::setRenderTarget(GrRenderTarget* target) {\r
fGpu->setRenderTarget(target);\r
}\r
\r
-GrRenderTarget* GrContext::currentRenderTarget() const {\r
- return fGpu->currentRenderTarget();\r
-}\r
-\r
-void GrContext::setSamplerState(int stage, const GrSamplerState& samplerState) {\r
- fGpu->setSamplerState(stage, samplerState);\r
+GrRenderTarget* GrContext::getRenderTarget() {\r
+ return fGpu->getRenderTarget();\r
}\r
\r
-void GrContext::setTextureMatrix(int stage, const GrMatrix& m) {\r
- fGpu->setTextureMatrix(stage, m);\r
+const GrRenderTarget* GrContext::getRenderTarget() const {\r
+ return fGpu->getRenderTarget();\r
}\r
\r
-void GrContext::getViewMatrix(GrMatrix* m) const {\r
- fGpu->getViewMatrix(m);\r
+const GrMatrix& GrContext::getMatrix() const {\r
+ return fGpu->getViewMatrix();\r
}\r
\r
-void GrContext::setViewMatrix(const GrMatrix& m) {\r
+void GrContext::setMatrix(const GrMatrix& m) {\r
fGpu->setViewMatrix(m);\r
}\r
\r
-bool GrContext::reserveAndLockGeometry(GrVertexLayout vertexLayout,\r
- uint32_t vertexCount,\r
- uint32_t indexCount,\r
- void** vertices,\r
- void** indices) {\r
- return fGpu->reserveAndLockGeometry(vertexLayout,\r
- vertexCount,\r
- indexCount,\r
- vertices,\r
- indices);\r
-}\r
-\r
-void GrContext::drawIndexed(GrGpu::PrimitiveType type,\r
- uint32_t startVertex,\r
- uint32_t startIndex,\r
- uint32_t vertexCount,\r
- uint32_t indexCount) {\r
- flushText();\r
- fGpu->drawIndexed(type,\r
- startVertex,\r
- startIndex,\r
- vertexCount,\r
- indexCount);\r
-}\r
-\r
-void GrContext::drawNonIndexed(GrGpu::PrimitiveType type,\r
- uint32_t startVertex,\r
- uint32_t vertexCount) {\r
- flushText();\r
- fGpu->drawNonIndexed(type,\r
- startVertex,\r
- vertexCount);\r
-}\r
-\r
-void GrContext::setVertexSourceToArray(const void* array,\r
- GrVertexLayout vertexLayout) {\r
- fGpu->setVertexSourceToArray(array, vertexLayout);\r
-}\r
-\r
-void GrContext::setIndexSourceToArray(const void* array) {\r
- fGpu->setIndexSourceToArray(array);\r
-}\r
-\r
-void GrContext::setVertexSourceToBuffer(GrVertexBuffer* buffer,\r
- GrVertexLayout vertexLayout) {\r
- fGpu->setVertexSourceToBuffer(buffer, vertexLayout);\r
-}\r
-\r
-void GrContext::setIndexSourceToBuffer(GrIndexBuffer* buffer) {\r
- fGpu->setIndexSourceToBuffer(buffer);\r
-}\r
-\r
-void GrContext::releaseReservedGeometry() {\r
- fGpu->releaseReservedGeometry();\r
-}\r
-\r
-void GrContext::setClip(const GrClip& clip) {\r
- fGpu->setClip(clip);\r
- fGpu->enableState(GrDrawTarget::kClip_StateBit);\r
-}\r
-\r
-void GrContext::setAlpha(uint8_t alpha) {\r
- fGpu->setAlpha(alpha);\r
-}\r
-\r
-void GrContext::setColor(GrColor color) {\r
- fGpu->setColor(color);\r
+void GrContext::concatMatrix(const GrMatrix& m) const {\r
+ fGpu->concatViewMatrix(m);\r
}\r
\r
static inline intptr_t setOrClear(intptr_t bits, int shift, intptr_t pred) {\r
return bits;\r
}\r
\r
-void GrContext::setAntiAlias(bool aa) {\r
- if (aa) {\r
- fGpu->enableState(GrGpu::kAntialias_StateBit);\r
- } else {\r
- fGpu->disableState(GrGpu::kAntialias_StateBit);\r
- }\r
-}\r
-\r
-void GrContext::setDither(bool dither) {\r
- // hack for now, since iPad dither is hella-slow\r
- dither = false;\r
-\r
- if (dither) {\r
- fGpu->enableState(GrGpu::kDither_StateBit);\r
- } else {\r
- fGpu->disableState(GrGpu::kDither_StateBit);\r
- }\r
-}\r
-\r
-void GrContext::setPointSize(float size) {\r
- fGpu->setPointSize(size);\r
-}\r
-\r
-void GrContext::setBlendFunc(GrGpu::BlendCoeff srcCoef,\r
- GrGpu::BlendCoeff dstCoef) {\r
- fGpu->setBlendFunc(srcCoef, dstCoef);\r
-}\r
-\r
void GrContext::resetStats() {\r
fGpu->resetStats();\r
}\r
return 0 != bits;\r
}\r
\r
-GrDrawTarget* GrContext::getTextTarget() {\r
+GrDrawTarget* GrContext::getTextTarget(const GrPaint& paint) {\r
+ GrDrawTarget* target;\r
#if DEFER_TEXT_RENDERING\r
fTextDrawBuffer.initializeDrawStateAndClip(*fGpu);\r
- return &fTextDrawBuffer;\r
+ target = &fTextDrawBuffer;\r
#else\r
- return fGpu;\r
+ target = fGpu;\r
#endif\r
+ SetPaint(paint, target);\r
+ return target;\r
}\r
\r
const GrIndexBuffer* GrContext::quadIndexBuffer() const {\r
\r
\r
\r
-\r
// one stage
template <int N>
static int stage_mask_recur(int stage) {
- return GrDrawTarget::StageTexCoordVertexLayoutBit(stage, N) |
+ return GrDrawTarget::StageTexCoordVertexLayoutBit(stage, N) |
stage_mask_recur<N+1>(stage);
}
template<> // linux build doesn't like static on specializations
// mask of all bits relevant to one stage
static int stage_mask(int stage) {
- return stage_tex_coord_mask(stage) |
+ return stage_tex_coord_mask(stage) |
GrDrawTarget::StagePosAsTexCoordVertexLayoutBit(stage);
}
// texture coordinate index
template <int N>
static int tex_coord_mask_recur(int texCoordIdx) {
- return GrDrawTarget::StageTexCoordVertexLayoutBit(N, texCoordIdx) |
+ return GrDrawTarget::StageTexCoordVertexLayoutBit(N, texCoordIdx) |
tex_coord_mask_recur<N+1>(texCoordIdx);
}
template<> // linux build doesn't like static on specializations
size_t GrDrawTarget::VertexSize(GrVertexLayout vertexLayout) {
GrAssert(check_layout(vertexLayout));
-
- size_t vecSize = (vertexLayout & kTextFormat_VertexLayoutBit) ?
+
+ size_t vecSize = (vertexLayout & kTextFormat_VertexLayoutBit) ?
sizeof(GrGpuTextVertex) :
sizeof(GrPoint);
}
int tcIdx = VertexTexCoordsForStage(stage, vertexLayout);
if (tcIdx >= 0) {
-
- int vecSize = (vertexLayout & kTextFormat_VertexLayoutBit) ?
+
+ int vecSize = (vertexLayout & kTextFormat_VertexLayoutBit) ?
sizeof(GrGpuTextVertex) :
sizeof(GrPoint);
int offset = vecSize; // position
int GrDrawTarget::VertexColorOffset(GrVertexLayout vertexLayout) {
GrAssert(check_layout(vertexLayout));
-
+
if (vertexLayout & kColor_VertexLayoutBit) {
- int vecSize = (vertexLayout & kTextFormat_VertexLayoutBit) ?
+ int vecSize = (vertexLayout & kTextFormat_VertexLayoutBit) ?
sizeof(GrGpuTextVertex) :
sizeof(GrPoint);
int offset = vecSize; // position
int texCoordOffsetsByIdx[kMaxTexCoords],
int* colorOffset) {
GrAssert(check_layout(vertexLayout));
-
+
GrAssert(NULL != texCoordOffsetsByIdx);
GrAssert(NULL != colorOffset);
- int vecSize = (vertexLayout & kTextFormat_VertexLayoutBit) ?
+ int vecSize = (vertexLayout & kTextFormat_VertexLayoutBit) ?
sizeof(GrGpuTextVertex) :
sizeof(GrPoint);
int size = vecSize; // position
-
+
for (int t = 0; t < kMaxTexCoords; ++t) {
if (tex_coord_idx_mask(t) & vertexLayout) {
texCoordOffsetsByIdx[t] = size;
GrAssert(NULL != texCoordOffsetsByStage);
GrAssert(NULL != colorOffset);
-
+
int texCoordOffsetsByIdx[kMaxTexCoords];
- int size = VertexSizeAndOffsetsByIdx(vertexLayout,
- texCoordOffsetsByIdx,
+ int size = VertexSizeAndOffsetsByIdx(vertexLayout,
+ texCoordOffsetsByIdx,
colorOffset);
for (int s = 0; s < kNumStages; ++s) {
int tcIdx;
texCoordOffsetsByStage[s] = -1;
}
}
- return size;
+ return size;
}
bool GrDrawTarget::VertexUsesStage(int stage, GrVertexLayout vertexLayout) {
return !!(stage_mask(stage) & vertexLayout);
}
-bool GrDrawTarget::VertexUsesTexCoordIdx(int coordIndex,
+bool GrDrawTarget::VertexUsesTexCoordIdx(int coordIndex,
GrVertexLayout vertexLayout) {
- GrAssert(coordIndex < kMaxTexCoords);
+ GrAssert(coordIndex < kMaxTexCoords);
GrAssert(check_layout(vertexLayout));
return !!(tex_coord_idx_mask(coordIndex) & vertexLayout);
}
for (int t = 0; t < kMaxTexCoords; ++t) {
stageMask |= StageTexCoordVertexLayoutBit(s,t);
}
- GrAssert(1 == kMaxTexCoords || !check_layout(stageMask));
+ GrAssert(1 == kMaxTexCoords || !check_layout(stageMask));
GrAssert(stage_tex_coord_mask(s) == stageMask);
stageMask |= StagePosAsTexCoordVertexLayoutBit(s);
GrAssert(stage_mask(s) == stageMask);
GrAssert(-1 == VertexStageCoordOffset(s2, tcMask));
GrAssert(!VertexUsesStage(s2, tcMask));
GrAssert(-1 == VertexTexCoordsForStage(s2, tcMask));
-
+
GrVertexLayout posAsTex = tcMask | StagePosAsTexCoordVertexLayoutBit(s2);
GrAssert(0 == VertexStageCoordOffset(s2, posAsTex));
GrAssert(VertexUsesStage(s2, posAsTex));
}
GrAssert(tex_coord_idx_mask(t) == tcMask);
GrAssert(check_layout(tcMask));
-
+
int stageOffsets[kNumStages];
int colorOffset;
int size;
fCurrDrawState.fTextures[stage] = tex;
}
-GrTexture* GrDrawTarget::currentTexture(int stage) const {
+const GrTexture* GrDrawTarget::getTexture(int stage) const {
+ GrAssert(stage >= 0 && stage < kNumStages);
+ return fCurrDrawState.fTextures[stage];
+}
+
+GrTexture* GrDrawTarget::getTexture(int stage) {
GrAssert(stage >= 0 && stage < kNumStages);
return fCurrDrawState.fTextures[stage];
}
fCurrDrawState.fRenderTarget = target;
}
-GrRenderTarget* GrDrawTarget::currentRenderTarget() const {
+const GrRenderTarget* GrDrawTarget::getRenderTarget() const {
+ return fCurrDrawState.fRenderTarget;
+}
+
+GrRenderTarget* GrDrawTarget::getRenderTarget() {
return fCurrDrawState.fRenderTarget;
}
fCurrDrawState.fViewMatrix.preConcat(matrix);
}
-// Can't this just return a const&
-void GrDrawTarget::getViewMatrix(GrMatrix* matrix) const {
- *matrix = fCurrDrawState.fViewMatrix;
+const GrMatrix& GrDrawTarget::getViewMatrix() const {
+ return fCurrDrawState.fViewMatrix;
}
bool GrDrawTarget::getViewInverse(GrMatrix* matrix) const {
- // Mike: Can we cache this somewhere?
+ // Mike: Can we cache this somewhere?
// Brian: Sure, do we use it often?
GrMatrix inverse;
fCurrDrawState.fFlagBits &= ~(bits);
}
-void GrDrawTarget::setPointSize(float size) {
- fCurrDrawState.fPointSize = size;
-}
-
void GrDrawTarget::setBlendFunc(BlendCoeff srcCoef,
BlendCoeff dstCoef) {
fCurrDrawState.fSrcBlend = srcCoef;
fHWDrawState.fSrcBlend = (BlendCoeff)-1;
fHWDrawState.fDstBlend = (BlendCoeff)-1;
fHWDrawState.fColor = GrColor_ILLEGAL;
- fHWDrawState.fPointSize = -1;
fHWDrawState.fViewMatrix.setScale(GR_ScalarMax, GR_ScalarMax); // illegal
this);
}
+///////////////////////////////////////////////////////////////////////////////
+
// defines stencil formats from more to less preferred
GLenum GR_GL_STENCIL_FORMAT_ARRAY[] = {
GR_STENCIL_INDEX8,
// bind the stencil to rt fbo if present, othewise the tex fbo
GR_GLEXT(fExts, FramebufferRenderbuffer(GR_FRAMEBUFFER,
GR_STENCIL_ATTACHMENT,
- GR_RENDERBUFFER,
+ GR_RENDERBUFFER,
rtIDs.fStencilRenderbufferID));
}
status = GR_GLEXT(fExts, CheckFramebufferStatus(GR_FRAMEBUFFER));
void eraseStencil(uint32_t value, uint32_t mask);
virtual void eraseStencilClip();
-
+
void setTextureUnit(int unitIdx);
// flushes state that is common to fixed and programmable GL
void notifyTextureDelete(GrGLTexture* texture);
void notifyRenderTargetDelete(GrRenderTarget* renderTarget);
void notifyTextureRemoveRenderTarget(GrGLTexture* texture);
-
+
void setSpareTextureUnit();
void flushRenderTarget();
// ES requires an extension to support RGBA8 in RenderBufferStorage
bool fRGBA8Renderbuffer;
-
+
int fActiveTextureUnitIdx;
-
+
typedef GrGpu INHERITED;
};
struct GrGpuMatrix {
GrScalar fMat[16];
-
+
void reset() {
Gr_bzero(fMat, sizeof(fMat));
fMat[0] = fMat[5] = fMat[10] = fMat[15] = GR_Scalar1;
}
-
+
void set(const GrMatrix& m) {
Gr_bzero(fMat, sizeof(fMat));
fMat[0] = m[GrMatrix::kScaleX];
fMat[4] = m[GrMatrix::kSkewX];
fMat[12] = m[GrMatrix::kTransX];
-
+
fMat[1] = m[GrMatrix::kSkewY];
fMat[5] = m[GrMatrix::kScaleY];
fMat[13] = m[GrMatrix::kTransY];
-
+
fMat[3] = m[GrMatrix::kPersp0];
fMat[7] = m[GrMatrix::kPersp1];
fMat[15] = m[GrMatrix::kPersp2];
-
+
fMat[10] = GR_Scalar1; // z-scale
}
};
for (int s = 0; s < kNumStages; ++s) {
setTextureUnit(s);
- GR_GL(EnableClientState(GL_VERTEX_ARRAY));
+ GR_GL(EnableClientState(GL_VERTEX_ARRAY));
GR_GL(TexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE));
GR_GL(TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB, GL_MODULATE));
GR_GL(TexEnvi(GL_TEXTURE_ENV, GL_SRC0_RGB, GL_TEXTURE0+s));
GR_GL(TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA, GL_SRC_ALPHA));
GR_GL(TexEnvi(GL_TEXTURE_ENV, GL_SRC1_ALPHA, GL_PREVIOUS));
GR_GL(TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_ALPHA, GL_SRC_ALPHA));
-
- // color oprand0 changes between GL_SRC_COLR and GL_SRC_ALPHA depending
- // upon whether we have a (premultiplied) RGBA texture or just an ALPHA
+
+ // color oprand0 changes between GL_SRC_COLR and GL_SRC_ALPHA depending
+ // upon whether we have a (premultiplied) RGBA texture or just an ALPHA
// texture, e.g.:
//glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB, GL_SRC_COLOR);
- fHWRGBOperand0[s] = (TextureEnvRGBOperands) -1;
+ fHWRGBOperand0[s] = (TextureEnvRGBOperands) -1;
}
fHWGeometryState.fVertexLayout = 0;
GR_GL(DisableClientState(GL_TEXTURE_COORD_ARRAY));
GR_GL(ShadeModel(GL_FLAT));
GR_GL(DisableClientState(GL_COLOR_ARRAY));
-
+
+ GR_GL(PointSize(1.f));
+
GrGLClearErr();
fTextVerts = false;
- fHWTextureOrientation = (GrGLTexture::Orientation)-1; // illegal
+ fHWTextureOrientation = (GrGLTexture::Orientation)-1; // illegal
fBaseVertex = 0xffffffff;
}
void GrGpuGLFixed::flushProjectionMatrix() {
float mat[16];
Gr_bzero(mat, sizeof(mat));
-
+
GrAssert(NULL != fCurrDrawState.fRenderTarget);
-
+
mat[0] = 2.f / fCurrDrawState.fRenderTarget->width();
mat[5] = -2.f / fCurrDrawState.fRenderTarget->height();
mat[10] = -1.f;
mat[15] = 1;
-
+
mat[12] = -1.f;
mat[13] = 1.f;
-
+
GR_GL(MatrixMode(GL_PROJECTION));
GR_GL(LoadMatrixf(mat));
}
bool GrGpuGLFixed::flushGraphicsState(PrimitiveType type) {
-
+
bool usingTextures[kNumStages];
-
+
for (int s = 0; s < kNumStages; ++s) {
usingTextures[s] = VertexUsesStage(s, fGeometrySrc.fVertexLayout);
return false;
}
}
-
+
if (!flushGLStateCommon(type)) {
return false;
}
- if (fRenderTargetChanged) {
+ if (fRenderTargetChanged) {
flushProjectionMatrix();
fRenderTargetChanged = false;
}
-
+
for (int s = 0; s < kNumStages; ++s) {
bool wasUsingTexture = VertexUsesStage(s, fHWGeometryState.fVertexLayout);
if (usingTextures[s] != wasUsingTexture) {
}
}
}
-
+
uint32_t vertColor = (fGeometrySrc.fVertexLayout & kColor_VertexLayoutBit);
- uint32_t prevVertColor = (fHWGeometryState.fVertexLayout &
+ uint32_t prevVertColor = (fHWGeometryState.fVertexLayout &
kColor_VertexLayoutBit);
-
+
if (vertColor != prevVertColor) {
if (vertColor) {
GR_GL(ShadeModel(GL_SMOOTH));
}
}
- if (kPoints_PrimitiveType == type &&
- fHWDrawState.fPointSize != fCurrDrawState.fPointSize) {
- GR_GL(PointSize(fCurrDrawState.fPointSize));
- fHWDrawState.fPointSize = fCurrDrawState.fPointSize;
- }
-
+
if (!vertColor && fHWDrawState.fColor != fCurrDrawState.fColor) {
GR_GL(Color4ub(GrColorUnpackR(fCurrDrawState.fColor),
GrColorUnpackG(fCurrDrawState.fColor),
if (usingTextures[s]) {
GrGLTexture* texture = (GrGLTexture*)fCurrDrawState.fTextures[s];
if (NULL != texture) {
- TextureEnvRGBOperands nextRGBOperand0 =
- (texture->config() == GrTexture::kAlpha_8_PixelConfig) ?
- kAlpha_TextureEnvRGBOperand :
+ TextureEnvRGBOperands nextRGBOperand0 =
+ (texture->config() == GrTexture::kAlpha_8_PixelConfig) ?
+ kAlpha_TextureEnvRGBOperand :
kColor_TextureEnvRGBOperand;
if (fHWRGBOperand0[s] != nextRGBOperand0) {
setTextureUnit(s);
- GR_GL(TexEnvi(GL_TEXTURE_ENV,
+ GR_GL(TexEnvi(GL_TEXTURE_ENV,
GL_OPERAND0_RGB,
- (nextRGBOperand0==kAlpha_TextureEnvRGBOperand) ?
- GL_SRC_ALPHA :
+ (nextRGBOperand0==kAlpha_TextureEnvRGBOperand) ?
+ GL_SRC_ALPHA :
GL_SRC_COLOR));
fHWRGBOperand0[s] = nextRGBOperand0;
}
-
+
if (fHWTextureOrientation != texture->orientation() ||
- fHWDrawState.fTextureMatrices[s] !=
+ fHWDrawState.fTextureMatrices[s] !=
fCurrDrawState.fTextureMatrices[s]) {
GrGpuMatrix glm;
- if (GrGLTexture::kBottomUp_Orientation ==
+ if (GrGLTexture::kBottomUp_Orientation ==
texture->orientation()) {
GrMatrix m(
GR_Scalar1, 0, 0,
setTextureUnit(s);
GR_GL(MatrixMode(GL_TEXTURE));
GR_GL(LoadMatrixf(glm.fMat));
- fHWDrawState.fTextureMatrices[s] =
+ fHWDrawState.fTextureMatrices[s] =
fCurrDrawState.fTextureMatrices[s];
fHWTextureOrientation = texture->orientation();
}
glm.set(fCurrDrawState.fViewMatrix);
GR_GL(MatrixMode(GL_MODELVIEW));
GR_GL(LoadMatrixf(glm.fMat));
- fHWDrawState.fViewMatrix =
+ fHWDrawState.fViewMatrix =
fCurrDrawState.fViewMatrix;
}
return true;
uint32_t startIndex,
uint32_t vertexCount,
uint32_t indexCount) {
-
+
int newColorOffset;
int newTexCoordOffsets[kNumStages];
-
+
GLsizei newStride = VertexSizeAndOffsetsByStage(fGeometrySrc.fVertexLayout,
- newTexCoordOffsets,
+ newTexCoordOffsets,
&newColorOffset);
int oldColorOffset;
int oldTexCoordOffsets[kNumStages];
GLsizei oldStride = VertexSizeAndOffsetsByStage(fHWGeometryState.fVertexLayout,
- oldTexCoordOffsets,
+ oldTexCoordOffsets,
&oldColorOffset);
-
+
const GLvoid* posPtr = (GLvoid*)(newStride * startVertex);
-
+
if (kBuffer_GeometrySrcType == fGeometrySrc.fVertexSrc) {
GrAssert(NULL != fGeometrySrc.fVertexBuffer);
GrAssert(!fGeometrySrc.fVertexBuffer->isLocked());
if (fHWGeometryState.fVertexBuffer != fGeometrySrc.fVertexBuffer) {
- GrGLVertexBuffer* buf =
+ GrGLVertexBuffer* buf =
(GrGLVertexBuffer*)fGeometrySrc.fVertexBuffer;
GR_GL(BindBuffer(GL_ARRAY_BUFFER, buf->bufferID()));
fHWGeometryState.fVertexBuffer = fGeometrySrc.fVertexBuffer;
}
- } else {
+ } else {
if (kArray_GeometrySrcType == fGeometrySrc.fVertexSrc) {
- posPtr = (void*)((intptr_t)fGeometrySrc.fVertexArray +
+ posPtr = (void*)((intptr_t)fGeometrySrc.fVertexArray +
(intptr_t)posPtr);
} else {
GrAssert(kReserved_GeometrySrcType == fGeometrySrc.fVertexSrc);
- posPtr = (void*)((intptr_t)fVertices.get() + (intptr_t)posPtr);
+ posPtr = (void*)((intptr_t)fVertices.get() + (intptr_t)posPtr);
}
if (NULL != fHWGeometryState.fVertexBuffer) {
GR_GL(BindBuffer(GL_ARRAY_BUFFER, 0));
fHWGeometryState.fVertexBuffer = NULL;
}
}
-
+
if (kBuffer_GeometrySrcType == fGeometrySrc.fIndexSrc) {
GrAssert(NULL != fGeometrySrc.fIndexBuffer);
GrAssert(!fGeometrySrc.fIndexBuffer->isLocked());
if (fHWGeometryState.fIndexBuffer != fGeometrySrc.fIndexBuffer) {
- GrGLIndexBuffer* buf =
+ GrGLIndexBuffer* buf =
(GrGLIndexBuffer*)fGeometrySrc.fIndexBuffer;
GR_GL(BindBuffer(GL_ELEMENT_ARRAY_BUFFER, buf->bufferID()));
fHWGeometryState.fIndexBuffer = fGeometrySrc.fIndexBuffer;
GR_GL(BindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
fHWGeometryState.fIndexBuffer = NULL;
}
-
+
GLenum scalarType;
if (fGeometrySrc.fVertexLayout & kTextFormat_VertexLayoutBit) {
scalarType = GrGLTextType;
} else {
scalarType = GrGLType;
}
-
+
bool baseChange = posPtr != fHWGeometryState.fPositionPtr;
- bool scalarChange =
+ bool scalarChange =
(GrGLTextType != GrGLType) &&
(kTextFormat_VertexLayoutBit &
(fHWGeometryState.fVertexLayout ^ fGeometrySrc.fVertexLayout));
bool strideChange = newStride != oldStride;
bool posChange = baseChange || scalarChange || strideChange;
-
+
if (posChange) {
GR_GL(VertexPointer(2, scalarType, newStride, posPtr));
fHWGeometryState.fPositionPtr = posPtr;
}
-
+
for (int s = 0; s < kNumStages; ++s) {
- // need to enable array if tex coord offset is 0
+ // need to enable array if tex coord offset is 0
// (using positions as coords)
if (newTexCoordOffsets[s] >= 0) {
GLvoid* texCoordPtr = (int8_t*)posPtr + newTexCoordOffsets[s];
GR_GL(DisableClientState(GL_TEXTURE_COORD_ARRAY));
}
}
-
+
if (newColorOffset > 0) {
GLvoid* colorPtr = (int8_t*)posPtr + newColorOffset;
if (oldColorOffset <= 0) {
} else if (oldColorOffset > 0) {
GR_GL(DisableClientState(GL_COLOR_ARRAY));
}
-
+
fHWGeometryState.fVertexLayout = fGeometrySrc.fVertexLayout;
}
#include "GrTextStrike_impl.h"
#include "GrFontScaler.h"
-static const GrVertexLayout VLAYOUT =
+static const GrVertexLayout VLAYOUT =
GrDrawTarget::kTextFormat_VertexLayoutBit |
GrDrawTarget::StageTexCoordVertexLayoutBit(0,0);
}
}
-GrTextContext::GrTextContext(GrContext* context, const GrMatrix* extMatrix) {
+GrTextContext::GrTextContext(GrContext* context,
+ const GrPaint& paint,
+ const GrMatrix* extMatrix) : fPaint(paint) {
fContext = context;
fStrike = NULL;
}
}
- fContext->getViewMatrix(&fOrigViewMatrix);
- fContext->setViewMatrix(fExtMatrix);
+ fOrigViewMatrix = fContext->getMatrix();
+ fContext->setMatrix(fExtMatrix);
fVertices = NULL;
fMaxVertices = 0;
- fDrawTarget = fContext->getTextTarget();
+ fDrawTarget = fContext->getTextTarget(fPaint);
}
GrTextContext::~GrTextContext() {
this->flushGlyphs();
- fContext->setViewMatrix(fOrigViewMatrix);
+ fContext->setMatrix(fOrigViewMatrix);
}
void GrTextContext::flush() {
glyph->fPath = path;
}
GrPath::Iter iter(*glyph->fPath);
- bool useTexture = false;
GrPoint translate;
translate.set(GrFixedToScalar(vx - GrIntToFixed(glyph->fBounds.fLeft)),
GrFixedToScalar(vy - GrIntToFixed(glyph->fBounds.fTop)));
- fContext->drawPath(&iter, GrContext::kWinding_PathFill,
- useTexture, &translate);
+ fContext->drawPath(fPaint, &iter, GrContext::kWinding_PathFill,
+ &translate);
return;
}
if (flush) {
this->flushGlyphs();
fContext->flushText();
- fDrawTarget = fContext->getTextTarget();
+ fDrawTarget = fContext->getTextTarget(fPaint);
fMaxVertices = kDefaultRequestedVerts;
// ignore return, no point in flushing again.
fDrawTarget->geometryHints(VLAYOUT,
private:
GrContext* fContext;
+
GrSkDrawProcs* fDrawProcs;
// state for our offscreen render-target
bool fNeedClear;
bool fNeedPrepareRenderTarget;
- SkDrawProcs* initDrawForText(const SkPaint&, GrTextContext*);
- bool bindDeviceAsTexture(SkPoint* max);
+ // doesn't set the texture/sampler/matrix state
+ // caller needs to null out GrPaint's texture if
+ // non-textured drawing is desired.
+ bool skPaint2GrPaintNoShader(const SkPaint& skPaint,
+ bool justAlpha,
+ GrPaint* grPaint);
- void prepareRenderTarget(const SkDraw&);
- void internalDrawBitmap(const SkDraw&, const SkBitmap&,
- const SkIRect&, const SkMatrix&, const SkPaint&);
-
- class AutoPaintShader {
- public:
- AutoPaintShader();
- AutoPaintShader(SkGpuDevice*, const SkPaint& paint, const SkMatrix&);
+ // uses the SkShader to setup paint, act used to
+ // hold lock on cached texture and free it when
+ // destroyed.
+ bool skPaint2GrPaintShader(const SkPaint& skPaint,
+ SkAutoCachedTexture* act,
+ const SkMatrix& ctm,
+ GrPaint* grPaint);
- void init(SkGpuDevice*, const SkPaint& paint, const SkMatrix&);
+ SkDrawProcs* initDrawForText(GrTextContext*);
+ bool bindDeviceAsTexture(GrPaint* paint, SkPoint* max);
- bool failed() const { return !fSuccess; }
- bool useTex() const { return fTexture != 0; }
- private:
- GrTexture* fTexture;
- SkAutoCachedTexture fCachedTexture;
- bool fSuccess;
- };
- friend class AutoPaintShader;
+ void prepareRenderTarget(const SkDraw&);
+ void internalDrawBitmap(const SkDraw&, const SkBitmap&,
+ const SkIRect&, const SkMatrix&, GrPaint* grPaint);
typedef SkDevice INHERITED;
};
#endif
#define SkScalarToGrScalar(x) SkScalarToFloat(x)
-#else
+#else
#error "Ganesh scalar type not defined"
#endif
GR_STATIC_ASSERT((int)GrSamplerState::kClamp_WrapMode == (int)SkShader::kClamp_TileMode);
GR_STATIC_ASSERT((int)GrSamplerState::kRepeat_WrapMode ==(
int)SkShader::kRepeat_TileMode);
-GR_STATIC_ASSERT((int)GrSamplerState::kMirror_WrapMode ==
+GR_STATIC_ASSERT((int)GrSamplerState::kMirror_WrapMode ==
(int)SkShader::kMirror_TileMode);
#define sk_tile_mode_to_grwrap(X) ((GrSamplerState::WrapMode)(X))
memcpy(dst, &src, sizeof(*dst));
return *dst;
}
-
+
static inline GrIRect& SetIRect(GrIRect* dst, const SkIRect& src) {
GR_STATIC_ASSERT(sizeof(*dst) == sizeof(src));
memcpy(dst, &src, sizeof(*dst));
return *dst;
}
-
+
/**
* Convert the SkBitmap::Config to the corresponding PixelConfig, or
* kUnknown_PixelConfig if the conversion cannot be done.
SkScalarToGrScalar(m[7]),
SkScalarToGrScalar(m[8]));
}
-
+
static GrColor SkColor2GrColor(SkColor c) {
SkPMColor pm = SkPreMultiplyColor(c);
unsigned r = SkGetPackedR32(pm);
virtual void rewind();
virtual ConvexHint hint() const;
private:
-
+
#if !SK_SCALAR_IS_GR_SCALAR
SkPoint fPoints[4];
#endif
fIter.reset(clip);
this->invalidateBoundsCache();
}
-
+
// overrides
-
+
virtual bool isDone() { return fIter.done(); }
virtual void getRect(GrIRect* rect) {
SkGr::SetIRect(rect, fIter.rect());
////////////////////////////////////////////////////////////////////////////////
// Helper functions
-GrTextureEntry* sk_gr_create_bitmap_texture(GrContext* ctx,
+GrTextureEntry* sk_gr_create_bitmap_texture(GrContext* ctx,
GrTextureKey* key,
const GrSamplerState& sampler,
const SkBitmap& bitmap);
-void sk_gr_set_paint(GrContext* ctx, const SkPaint& paint, bool justAlpha = false);
#endif
SkPicture* fPicture;
SkGpuCanvas* fGpuCanvas;
GrContext* fGrContext;
- GrRenderTarget* fGrRenderTarget;
SkPath fClipPath;
enum CanvasType {
#endif
if (NULL == fGrContext) {
- SkASSERT(NULL == fGrRenderTarget);
#if defined(SK_USE_SHADERS)
fGrContext = GrContext::Create(GrGpu::kOpenGL_Shaders_Engine, NULL);
#else
fGrContext = GrContext::Create(GrGpu::kOpenGL_Fixed_Engine, NULL);
#endif
- if (NULL != fGrContext) {
- fGrRenderTarget = fGrContext->createRenderTargetFrom3DApiState();
- }
}
if (NULL != fGrContext) {
- SkASSERT(NULL != fGrRenderTarget);
return true;
} else {
detachGL();
fGpuCanvas = NULL;
fGrContext = NULL;
- fGrRenderTarget = NULL;
#ifdef DEFAULT_TO_GPU
fCanvasType = kGPU_CanvasType;
SampleWindow::~SampleWindow() {
delete fPicture;
delete fGpuCanvas;
- if (NULL != fGrRenderTarget) {
- fGrRenderTarget->unref();
- }
if (NULL != fGrContext) {
fGrContext->unref();
}
SkDevice* device = canvas->getDevice();
const SkBitmap& bitmap = device->accessBitmap(true);
- fGpuCanvas = new SkGpuCanvas(fGrContext, fGrRenderTarget);
+ GrRenderTarget* renderTarget;
+ renderTarget = fGrContext->createRenderTargetFrom3DApiState();
+ fGpuCanvas = new SkGpuCanvas(fGrContext, renderTarget);
+ renderTarget->unref();
+
device = fGpuCanvas->createDevice(SkBitmap::kARGB_8888_Config,
bitmap.width(), bitmap.height(),
false, false);
if (texture) {
// return the native texture
fTex = NULL;
- device->context()->setTexture(0, texture);
} else {
// look it up in our cache
fTex = device->lockCachedTexture(bitmap, sampler, &texture, false);
fNeedPrepareRenderTarget = false;
fDrawProcs = NULL;
- // should I ref() this, and then unref in destructor? <mrr>
fContext = context;
+ fContext->ref();
fCache = NULL;
fTexture = NULL;
} else if (NULL != fRenderTarget) {
fRenderTarget->unref();
}
+ fContext->unref();
}
intptr_t SkGpuDevice::getLayerTextureHandle() const {
const SkRegion& clip) {
GrMatrix grmat;
SkGr::SkMatrix2GrMatrix(matrix, &grmat);
- context->setViewMatrix(grmat);
+ context->setMatrix(grmat);
SkGrClipIterator iter;
iter.reset(clip);
// and not the state from some other canvas/device
void SkGpuDevice::prepareRenderTarget(const SkDraw& draw) {
if (fNeedPrepareRenderTarget ||
- fContext->currentRenderTarget() != fRenderTarget) {
+ fContext->getRenderTarget() != fRenderTarget) {
fContext->setRenderTarget(fRenderTarget);
convert_matrixclip(fContext, *draw.fMatrix, *draw.fClip);
}
}
-bool SkGpuDevice::bindDeviceAsTexture(SkPoint* max) {
+bool SkGpuDevice::bindDeviceAsTexture(GrPaint* paint, SkPoint* max) {
if (NULL != fTexture) {
- fContext->setTexture(0, fTexture);
+ paint->setTexture(fTexture);
if (NULL != max) {
max->set(SkFixedToScalar((width() << 16) /
fTexture->allocWidth()),
///////////////////////////////////////////////////////////////////////////////
-// must be in the same order as SkXfermode::Coeff in SkXfermode.h
+// must be in SkShader::BitmapTypeOrder
-SkGpuDevice::AutoPaintShader::AutoPaintShader() {
- fSuccess = false;
- fTexture = NULL;
-}
+static const GrSamplerState::SampleMode sk_bmp_type_to_sample_mode[] = {
+ (GrSamplerState::SampleMode) -1, // kNone_BitmapType
+ GrSamplerState::kNormal_SampleMode, // kDefault_BitmapType
+ GrSamplerState::kRadial_SampleMode, // kRadial_BitmapType
+ GrSamplerState::kSweep_SampleMode, // kSweep_BitmapType
+ GrSamplerState::kRadial2_SampleMode, // kTwoPointRadial_BitmapType
+};
-SkGpuDevice::AutoPaintShader::AutoPaintShader(SkGpuDevice* device,
- const SkPaint& paint,
- const SkMatrix& matrix) {
- fSuccess = false;
- fTexture = NULL;
- this->init(device, paint, matrix);
+bool SkGpuDevice::skPaint2GrPaintNoShader(const SkPaint& skPaint,
+ bool justAlpha,
+ GrPaint* grPaint) {
+
+ grPaint->fDither = skPaint.isDither();
+ grPaint->fAntiAlias = skPaint.isAntiAlias();
+
+ SkXfermode::Coeff sm = SkXfermode::kOne_Coeff;
+ SkXfermode::Coeff dm = SkXfermode::kISA_Coeff;
+
+ SkXfermode* mode = skPaint.getXfermode();
+ if (mode) {
+ if (!mode->asCoeff(&sm, &dm)) {
+ SkDebugf("Unsupported xfer mode.\n");
+#if 0
+ return false;
+#endif
+ }
+ }
+ grPaint->fSrcBlendCoeff = sk_blend_to_grblend(sm);
+ grPaint->fDstBlendCoeff = sk_blend_to_grblend(dm);
+
+ if (justAlpha) {
+ uint8_t alpha = skPaint.getAlpha();
+ grPaint->fColor = GrColorPackRGBA(alpha, alpha, alpha, alpha);
+ } else {
+ grPaint->fColor = SkGr::SkColor2GrColor(skPaint.getColor());
+ grPaint->setTexture(NULL);
+ }
+ return true;
}
-void SkGpuDevice::AutoPaintShader::init(SkGpuDevice* device,
- const SkPaint& paint,
- const SkMatrix& ctm) {
- fSuccess = true;
- GrContext* ctx = device->context();
- sk_gr_set_paint(ctx, paint); // should we pass true for justAlpha if we have a shader/texture?
+bool SkGpuDevice::skPaint2GrPaintShader(const SkPaint& skPaint,
+ SkAutoCachedTexture* act,
+ const SkMatrix& ctm,
+ GrPaint* grPaint) {
+
+ SkASSERT(NULL != act);
- SkShader* shader = paint.getShader();
+ SkShader* shader = skPaint.getShader();
if (NULL == shader) {
- return;
+ return this->skPaint2GrPaintNoShader(skPaint, false, grPaint);
+ grPaint->setTexture(NULL);
+ return true;
+ } else if (!this->skPaint2GrPaintNoShader(skPaint, true, grPaint)) {
+ return false;
}
- if (!shader->setContext(device->accessBitmap(false), paint, ctm)) {
- fSuccess = false;
- return;
- }
+ SkPaint noAlphaPaint(skPaint);
+ noAlphaPaint.setAlpha(255);
+ shader->setContext(this->accessBitmap(false), noAlphaPaint, ctm);
- GrSamplerState::SampleMode sampleMode;
SkBitmap bitmap;
SkMatrix matrix;
SkShader::TileMode tileModes[2];
SkShader::BitmapType bmptype = shader->asABitmap(&bitmap, &matrix,
tileModes, twoPointParams);
- switch (bmptype) {
- case SkShader::kNone_BitmapType:
- SkDebugf("shader->asABitmap() == kNone_BitmapType");
- return;
- case SkShader::kDefault_BitmapType:
- sampleMode = GrSamplerState::kNormal_SampleMode;
- break;
- case SkShader::kRadial_BitmapType:
- sampleMode = GrSamplerState::kRadial_SampleMode;
- break;
- case SkShader::kSweep_BitmapType:
- sampleMode = GrSamplerState::kSweep_SampleMode;
- break;
- case SkShader::kTwoPointRadial_BitmapType:
- sampleMode = GrSamplerState::kRadial2_SampleMode;
- break;
- default:
- SkASSERT("Unexpected return from asABitmap");
- return;
- }
-
- bitmap.lockPixels();
- if (!bitmap.getTexture() && !bitmap.readyToDraw()) {
- return;
+ GrSamplerState::SampleMode sampleMode = sk_bmp_type_to_sample_mode[bmptype];
+ if (-1 == sampleMode) {
+ SkDebugf("shader->asABitmap() == kNone_BitmapType\n");
+ return false;
}
+ grPaint->fSampler.setSampleMode(sampleMode);
- // see if we've already cached the bitmap from the shader
- GrSamplerState samplerState(sk_tile_mode_to_grwrap(tileModes[0]),
- sk_tile_mode_to_grwrap(tileModes[1]),
- sampleMode,
- paint.isFilterBitmap());
+ grPaint->fSampler.setWrapX(sk_tile_mode_to_grwrap(tileModes[0]));
+ grPaint->fSampler.setWrapY(sk_tile_mode_to_grwrap(tileModes[1]));
if (GrSamplerState::kRadial2_SampleMode == sampleMode) {
- samplerState.setRadial2Params(twoPointParams[0],
- twoPointParams[1],
- twoPointParams[2] < 0);
+ grPaint->fSampler.setRadial2Params(twoPointParams[0],
+ twoPointParams[1],
+ twoPointParams[2] < 0);
}
- GrTexture* texture = fCachedTexture.set(device, bitmap, samplerState);
+ GrTexture* texture = act->set(this, bitmap, grPaint->fSampler);
if (NULL == texture) {
- return;
+ SkDebugf("Couldn't convert bitmap to texture.\n");
+ return false;
}
-
- // the lock has already called setTexture for us
- ctx->setSamplerState(0, samplerState);
+ grPaint->setTexture(texture);
// since our texture coords will be in local space, we wack the texture
// matrix to map them back into 0...1 before we load it
(bitmap.width() * texture->allocWidth());
matrix.postScale(s, s);
}
+
GrMatrix grmat;
- SkGr::SkMatrix2GrMatrix(matrix, &grmat);
- ctx->setTextureMatrix(0, grmat);
-
- // since we're going to use a shader/texture, we don't want the color,
- // just its alpha
- ctx->setAlpha(paint.getAlpha());
- // report that we have setup the texture
- fSuccess = true;
- fTexture = texture;
+ SkGr::SkMatrix2GrMatrix(matrix, &grPaint->fTextureMatrix);
+
+ return true;
}
///////////////////////////////////////////////////////////////////////////////
+
+class SkPositionSource {
+public:
+ SkPositionSource(const SkPoint* points, int count)
+ : fPoints(points), fCount(count) {}
+
+ int count() const { return fCount; }
+
+ void writeValue(int i, GrPoint* dstPosition) const {
+ SkASSERT(i < fCount);
+ dstPosition->fX = SkScalarToGrScalar(fPoints[i].fX);
+ dstPosition->fY = SkScalarToGrScalar(fPoints[i].fY);
+ }
+private:
+ int fCount;
+ const SkPoint* fPoints;
+};
+
+class SkTexCoordSource {
+public:
+ SkTexCoordSource(const SkPoint* coords)
+ : fCoords(coords) {}
+
+ void writeValue(int i, GrPoint* dstCoord) const {
+ dstCoord->fX = SkScalarToGrScalar(fCoords[i].fX);
+ dstCoord->fY = SkScalarToGrScalar(fCoords[i].fY);
+ }
+private:
+ const SkPoint* fCoords;
+};
+
+class SkColorSource {
+public:
+ SkColorSource(const SkColor* colors) : fColors(colors) {}
+
+ void writeValue(int i, GrColor* dstColor) const {
+ *dstColor = SkGr::SkColor2GrColor(fColors[i]);
+ }
+private:
+ const SkColor* fColors;
+};
+
+class SkIndexSource {
+public:
+ SkIndexSource(const uint16_t* indices, int count)
+ : fIndices(indices), fCount(count) {
+ }
+
+ int count() const { return fCount; }
+
+ void writeValue(int i, uint16_t* dstIndex) const {
+ *dstIndex = fIndices[i];
+ }
+
+private:
+ int fCount;
+ const uint16_t* fIndices;
+};
+
+///////////////////////////////////////////////////////////////////////////////
+
+// can be used for positions or texture coordinates
+class SkRectFanSource {
+public:
+ SkRectFanSource(const SkRect& rect) : fRect(rect) {}
+
+ int count() const { return 4; }
+
+ void writeValue(int i, GrPoint* dstPoint) const {
+ SkASSERT(i < 4);
+ dstPoint->fX = SkScalarToGrScalar((i % 3) ? fRect.fRight :
+ fRect.fLeft);
+ dstPoint->fY = SkScalarToGrScalar((i < 2) ? fRect.fTop :
+ fRect.fBottom);
+ }
+private:
+ const SkRect& fRect;
+};
+
+class SkIRectFanSource {
+public:
+ SkIRectFanSource(const SkIRect& rect) : fRect(rect) {}
+
+ int count() const { return 4; }
+
+ void writeValue(int i, GrPoint* dstPoint) const {
+ SkASSERT(i < 4);
+ dstPoint->fX = (i % 3) ? GrIntToScalar(fRect.fRight) :
+ GrIntToScalar(fRect.fLeft);
+ dstPoint->fY = (i < 2) ? GrIntToScalar(fRect.fTop) :
+ GrIntToScalar(fRect.fBottom);
+ }
+private:
+ const SkIRect& fRect;
+};
+
+class SkMatRectFanSource {
+public:
+ SkMatRectFanSource(const SkRect& rect, const SkMatrix& matrix)
+ : fRect(rect), fMatrix(matrix) {}
+
+ int count() const { return 4; }
+
+ void writeValue(int i, GrPoint* dstPoint) const {
+ SkASSERT(i < 4);
+
+#if SK_SCALAR_IS_GR_SCALAR
+ fMatrix.mapXY((i % 3) ? fRect.fRight : fRect.fLeft,
+ (i < 2) ? fRect.fTop : fRect.fBottom,
+ (SkPoint*)dstPoint);
+#else
+ SkPoint dst;
+ fMatrix.mapXY((i % 3) ? fRect.fRight : fRect.fLeft,
+ (i < 2) ? fRect.fTop : fRect.fBottom,
+ &dst);
+ dstPoint->fX = SkScalarToGrScalar(dst.fX);
+ dstPoint->fY = SkScalarToGrScalar(dst.fY);
+#endif
+ }
+private:
+ const SkRect& fRect;
+ const SkMatrix& fMatrix;
+};
+
///////////////////////////////////////////////////////////////////////////////
void SkGpuDevice::drawPaint(const SkDraw& draw, const SkPaint& paint) {
CHECK_SHOULD_DRAW(draw);
- AutoPaintShader shader(this, paint, *draw.fMatrix);
- if (shader.failed()) {
+ GrPaint grPaint;
+ SkAutoCachedTexture act;
+ if (!this->skPaint2GrPaintShader(paint, &act, *draw.fMatrix, &grPaint)) {
return;
}
- fContext->drawFull(shader.useTex());
+
+ fContext->drawPaint(grPaint);
}
// must be in SkCanvas::PointMode order
-static const GrGpu::PrimitiveType gPointMode2PrimtiveType[] = {
- GrGpu::kPoints_PrimitiveType,
- GrGpu::kLines_PrimitiveType,
- GrGpu::kLineStrip_PrimitiveType
+static const GrDrawTarget::PrimitiveType gPointMode2PrimtiveType[] = {
+ GrDrawTarget::kPoints_PrimitiveType,
+ GrDrawTarget::kLines_PrimitiveType,
+ GrDrawTarget::kLineStrip_PrimitiveType
};
void SkGpuDevice::drawPoints(const SkDraw& draw, SkCanvas::PointMode mode,
- size_t count, const SkPoint pts[], const SkPaint& paint) {
+ size_t count, const SkPoint pts[], const SkPaint& paint) {
CHECK_SHOULD_DRAW(draw);
SkScalar width = paint.getStrokeWidth();
return;
}
- AutoPaintShader shader(this, paint, *draw.fMatrix);
- if (shader.failed()) {
+ GrPaint grPaint;
+ SkAutoCachedTexture act;
+ if (!this->skPaint2GrPaintShader(paint, &act, *draw.fMatrix, &grPaint)) {
return;
}
- GrVertexLayout layout = shader.useTex() ?
- GrDrawTarget::StagePosAsTexCoordVertexLayoutBit(0) :
- 0;
#if SK_SCALAR_IS_GR_SCALAR
- fContext->setVertexSourceToArray(pts, layout);
- fContext->drawNonIndexed(gPointMode2PrimtiveType[mode], 0, count);
+ fContext->drawVertices(grPaint,
+ gPointMode2PrimtiveType[mode],
+ count,
+ (GrPoint*)pts,
+ NULL,
+ NULL,
+ NULL,
+ 0);
#else
- GrPoint* v;
- fContext->reserveAndLockGeometry(layout, count, 0, (void**)&v, NULL);
- for (size_t i = 0; i < count; ++i) {
- v[i].set(SkScalarToGrScalar(pts[i].fX), SkScalarToGrScalar(pts[i].fY));
- }
- fContext->drawNonIndexed(gPointMode2PrimtiveType[mode], 0, count);
- fContext->releaseReservedGeometry();
+ fContext->drawCustomVertices(grPaint,
+ gPointMode2PrimtiveType[mode],
+ SkPositionSource(pts, count));
#endif
-
}
void SkGpuDevice::drawRect(const SkDraw& draw, const SkRect& rect,
return;
}
- AutoPaintShader shader(this, paint, *draw.fMatrix);
- if (shader.failed()) {
+ GrPaint grPaint;
+ SkAutoCachedTexture act;
+ if (!this->skPaint2GrPaintShader(paint, &act, *draw.fMatrix, &grPaint)) {
return;
}
-
- fContext->drawRect(Sk2Gr(rect), shader.useTex(), doStroke ? width : -1);
+ fContext->drawRect(grPaint, Sk2Gr(rect), doStroke ? width : -1);
}
void SkGpuDevice::drawPath(const SkDraw& draw, const SkPath& path,
bool pathIsMutable) {
CHECK_SHOULD_DRAW(draw);
- AutoPaintShader shader(this, paint, *draw.fMatrix);
- if (shader.failed()) {
+ GrPaint grPaint;
+ SkAutoCachedTexture act;
+ if (!this->skPaint2GrPaintShader(paint, &act, *draw.fMatrix, &grPaint)) {
return;
}
fill = GrContext::kInverseEvenOdd_PathFill;
break;
default:
- SkDebugf("Unsupported path fill type");
+ SkDebugf("Unsupported path fill type\n");
return;
}
}
SkGrPathIter iter(fillPath);
- fContext->drawPath(&iter, fill, shader.useTex());
+ fContext->drawPath(grPaint, &iter, fill);
}
/*
srcRect = *srcRectPtr;
}
+ GrPaint grPaint;
+ if (!this->skPaint2GrPaintNoShader(paint, true, &grPaint)) {
+ return;
+ }
+ grPaint.fSampler.setFilter(paint.isFilterBitmap());
+
if (bitmap.getTexture() || (bitmap.width() <= MAX_TEXTURE_DIM &&
bitmap.height() <= MAX_TEXTURE_DIM)) {
// take the fast case
- this->internalDrawBitmap(draw, bitmap, srcRect, m, paint);
+ this->internalDrawBitmap(draw, bitmap, srcRect, m, &grPaint);
return;
}
int dy = tileR.fTop - DY + SkMax32(0, srcR.fTop);
tmpM.preTranslate(SkIntToScalar(dx), SkIntToScalar(dy));
}
- this->internalDrawBitmap(draw, tmpB, srcR, tmpM, paint);
+ this->internalDrawBitmap(draw, tmpB, srcR, tmpM, &grPaint);
}
}
}
* This is called by drawBitmap(), which has to handle images that may be too
* large to be represented by a single texture.
*
- * internalDrawBitmap assumes that the specified bitmap will fit in a texture.
+ * internalDrawBitmap assumes that the specified bitmap will fit in a texture
+ * and that non-texture portion of the GrPaint has already been setup.
*/
void SkGpuDevice::internalDrawBitmap(const SkDraw& draw,
const SkBitmap& bitmap,
const SkIRect& srcRect,
const SkMatrix& m,
- const SkPaint& paint) {
+ GrPaint* grPaint) {
SkASSERT(bitmap.width() <= MAX_TEXTURE_DIM &&
bitmap.height() <= MAX_TEXTURE_DIM);
return;
}
- GrSamplerState sampler(paint.isFilterBitmap()); // defaults to clamp
- // the lock has already called setTexture for us
- fContext->setSamplerState(0, sampler);
+ grPaint->fSampler.setWrapX(GrSamplerState::kClamp_WrapMode);
+ grPaint->fSampler.setWrapY(GrSamplerState::kClamp_WrapMode);
+ grPaint->fSampler.setSampleMode(GrSamplerState::kNormal_SampleMode);
GrTexture* texture;
- SkAutoCachedTexture act(this, bitmap, sampler, &texture);
+ SkAutoCachedTexture act(this, bitmap, grPaint->fSampler, &texture);
if (NULL == texture) {
return;
}
- GrVertexLayout layout = GrDrawTarget::StageTexCoordVertexLayoutBit(0, 0);
-
- GrPoint* vertex;
- if (!fContext->reserveAndLockGeometry(layout, 4,
- 0, GrTCast<void**>(&vertex), NULL)) {
- return;
- }
-
- {
- GrMatrix grmat;
- SkGr::SkMatrix2GrMatrix(m, &grmat);
- vertex[0].setIRectFan(0, 0, srcRect.width(), srcRect.height(),
- 2*sizeof(GrPoint));
- grmat.mapPointsWithStride(vertex, 2*sizeof(GrPoint), 4);
- }
-
- SkScalar left = SkFixedToScalar((srcRect.fLeft << 16) /
- texture->allocWidth());
- SkScalar right = SkFixedToScalar((srcRect.fRight << 16) /
- texture->allocWidth());
- SkScalar top = SkFixedToScalar((srcRect.fTop << 16) /
- texture->allocHeight());
- SkScalar bottom = SkFixedToScalar((srcRect.fBottom << 16) /
- texture->allocHeight());
- vertex[1].setRectFan(left, top, right, bottom, 2*sizeof(GrPoint));
-
- fContext->setTextureMatrix(0, GrMatrix::I());
- // now draw the mesh
- sk_gr_set_paint(fContext, paint, true);
- fContext->drawNonIndexed(GrGpu::kTriangleFan_PrimitiveType, 0, 4);
- fContext->releaseReservedGeometry();
-}
+ grPaint->setTexture(texture);
+ grPaint->fTextureMatrix.setIdentity();
-static void gl_drawSprite(GrContext* ctx,
- int x, int y, int w, int h, const SkPoint& max,
- const SkPaint& paint) {
- GrAutoViewMatrix avm(ctx, GrMatrix::I());
+ SkRect paintRect;
+ paintRect.set(SkFixedToScalar((srcRect.fLeft << 16) / texture->allocWidth()),
+ SkFixedToScalar((srcRect.fTop << 16) / texture->allocHeight()),
+ SkFixedToScalar((srcRect.fRight << 16) / texture->allocWidth()),
+ SkFixedToScalar((srcRect.fBottom << 16)/ texture->allocHeight()));
- ctx->setSamplerState(0, GrSamplerState::ClampNoFilter());
- ctx->setTextureMatrix(0, GrMatrix::I());
+ SkRect dstRect;
+ dstRect.set(SkIntToScalar(0),SkIntToScalar(0),
+ SkIntToScalar(srcRect.width()), SkIntToScalar(srcRect.height()));
- GrPoint* vertex;
- GrVertexLayout layout = GrGpu::StageTexCoordVertexLayoutBit(0, 0);
- if (!ctx->reserveAndLockGeometry(layout, 4, 0,
- GrTCast<void**>(&vertex), NULL)) {
- return;
- }
+ SkRectFanSource texSrc(paintRect);
+ fContext->drawCustomVertices(*grPaint,
+ GrDrawTarget::kTriangleFan_PrimitiveType,
+ SkMatRectFanSource(dstRect, m),
+ &texSrc);
- vertex[1].setRectFan(0, 0, max.fX, max.fY, 2*sizeof(GrPoint));
-
- vertex[0].setIRectFan(x, y, x + w, y + h, 2*sizeof(GrPoint));
-
- sk_gr_set_paint(ctx, paint, true);
- // should look to use glDrawTexi() has we do for text...
- ctx->drawNonIndexed(GrGpu::kTriangleFan_PrimitiveType, 0, 4);
- ctx->releaseReservedGeometry();
}
void SkGpuDevice::drawSprite(const SkDraw& draw, const SkBitmap& bitmap,
return;
}
- SkPoint max;
+ GrPaint grPaint;
+ if(!this->skPaint2GrPaintNoShader(paint, true, &grPaint)) {
+ return;
+ }
+
+ GrAutoMatrix avm(fContext, GrMatrix::I());
+
GrTexture* texture;
- SkAutoCachedTexture act(this, bitmap, GrSamplerState::ClampNoFilter(),
- &texture);
+ grPaint.fSampler.setClampNoFilter();
+ SkAutoCachedTexture act(this, bitmap, grPaint.fSampler, &texture);
+ grPaint.fTextureMatrix.setIdentity();
+ grPaint.setTexture(texture);
+
+ SkPoint max;
max.set(SkFixedToScalar((texture->contentWidth() << 16) /
texture->allocWidth()),
SkFixedToScalar((texture->contentHeight() << 16) /
texture->allocHeight()));
- gl_drawSprite(fContext, left, top, bitmap.width(), bitmap.height(), max, paint);
+
+ fContext->drawRectToRect(grPaint,
+ GrRect(GrIntToScalar(left), GrIntToScalar(top),
+ GrIntToScalar(left + bitmap.width()),
+ GrIntToScalar(top + bitmap.height())),
+ GrRect(0, 0, max.fX, max.fY));
}
void SkGpuDevice::drawDevice(const SkDraw& draw, SkDevice* dev,
CHECK_SHOULD_DRAW(draw);
SkPoint max;
- if (((SkGpuDevice*)dev)->bindDeviceAsTexture(&max)) {
- const SkBitmap& bm = dev->accessBitmap(false);
- int w = bm.width();
- int h = bm.height();
- gl_drawSprite(fContext, x, y, w, h, max, paint);
+ GrPaint grPaint;
+ if (!((SkGpuDevice*)dev)->bindDeviceAsTexture(&grPaint, &max) ||
+ !this->skPaint2GrPaintNoShader(paint, true, &grPaint)) {
+ return;
}
+
+ SkASSERT(NULL != grPaint.getTexture());
+
+ const SkBitmap& bm = dev->accessBitmap(false);
+ int w = bm.width();
+ int h = bm.height();
+
+ GrAutoMatrix avm(fContext, GrMatrix::I());
+
+ grPaint.fSampler.setClampNoFilter();
+ grPaint.fTextureMatrix.setIdentity();
+
+ fContext->drawRectToRect(grPaint,
+ GrRect(GrIntToScalar(x),
+ GrIntToScalar(y),
+ GrIntToScalar(x + w),
+ GrIntToScalar(y + h)),
+ GrRect(0,
+ 0,
+ GrIntToScalar(max.fX),
+ GrIntToScalar(max.fY)));
}
///////////////////////////////////////////////////////////////////////////////
// must be in SkCanvas::VertexMode order
-static const GrGpu::PrimitiveType gVertexMode2PrimitiveType[] = {
- GrGpu::kTriangles_PrimitiveType,
- GrGpu::kTriangleStrip_PrimitiveType,
- GrGpu::kTriangleFan_PrimitiveType,
+static const GrDrawTarget::PrimitiveType gVertexMode2PrimitiveType[] = {
+ GrDrawTarget::kTriangles_PrimitiveType,
+ GrDrawTarget::kTriangleStrip_PrimitiveType,
+ GrDrawTarget::kTriangleFan_PrimitiveType,
};
void SkGpuDevice::drawVertices(const SkDraw& draw, SkCanvas::VertexMode vmode,
const SkPaint& paint) {
CHECK_SHOULD_DRAW(draw);
- sk_gr_set_paint(fContext, paint);
-
- TexCache* cache = NULL;
-
- bool useTexture = false;
-
- AutoPaintShader autoShader;
-
- if (texs) {
- autoShader.init(this, paint, *draw.fMatrix);
-
- if (autoShader.failed()) {
+ GrPaint grPaint;
+ SkAutoCachedTexture act;
+ // we ignore the shader if texs is null.
+ if (NULL == texs) {
+ if (!this->skPaint2GrPaintNoShader(paint, false, &grPaint)) {
+ return;
+ }
+ } else {
+ if (!this->skPaint2GrPaintShader(paint, &act,
+ *draw.fMatrix,
+ &grPaint)) {
return;
}
- useTexture = autoShader.useTex();
}
- bool releaseVerts = false;
- GrVertexLayout layout = 0;
- if (useTexture) {
- layout |= GrDrawTarget::StageTexCoordVertexLayoutBit(0, 0);
- }
- if (NULL != colors) {
- layout |= GrDrawTarget::kColor_VertexLayoutBit;
+ if (NULL != xmode && NULL != texs && NULL != colors) {
+ SkXfermode::Mode mode;
+ if (!SkXfermode::IsMode(xmode, &mode) ||
+ SkXfermode::kMultiply_Mode != mode) {
+ SkDebugf("Unsupported vertex-color/texture xfer mode.\n");
+#if 0
+ return
+#endif
+ }
}
- #if SK_SCALAR_IS_GR_SCALAR
- if (!layout) {
- fContext->setVertexSourceToArray(vertices, layout);
+#if SK_SCALAR_IS_GR_SCALAR
+ // even if GrColor and SkColor byte offsets match we need
+ // to perform pre-multiply.
+ if (NULL == colors) {
+ fContext->drawVertices(grPaint,
+ gVertexMode2PrimitiveType[vmode],
+ vertexCount,
+ (GrPoint*) vertices,
+ (GrPoint*) texs,
+ NULL,
+ indices,
+ indexCount);
} else
- #endif
+#endif
{
- void* verts;
- releaseVerts = true;
- if (!fContext->reserveAndLockGeometry(layout, vertexCount, 0,
- &verts, NULL)) {
- return;
- }
- int texOffsets[GrDrawTarget::kNumStages];
- int colorOffset;
- uint32_t stride = GrDrawTarget::VertexSizeAndOffsetsByStage(layout,
- texOffsets,
- &colorOffset);
- for (int i = 0; i < vertexCount; ++i) {
- GrPoint* p = (GrPoint*)((intptr_t)verts + i * stride);
- p->set(SkScalarToGrScalar(vertices[i].fX),
- SkScalarToGrScalar(vertices[i].fY));
- if (texOffsets[0] > 0) {
- GrPoint* t = (GrPoint*)((intptr_t)p + texOffsets[0]);
- t->set(SkScalarToGrScalar(texs[i].fX),
- SkScalarToGrScalar(texs[i].fY));
- }
- if (colorOffset > 0) {
- uint32_t* color = (uint32_t*) ((intptr_t)p + colorOffset);
- *color = SkGr::SkColor2GrColor(colors[i]);
- }
- }
- }
- if (indices) {
- fContext->setIndexSourceToArray(indices);
- fContext->drawIndexed(gVertexMode2PrimitiveType[vmode], 0, 0,
- vertexCount, indexCount);
- } else {
- fContext->drawNonIndexed(gVertexMode2PrimitiveType[vmode],
- 0, vertexCount);
- }
- if (cache) {
- this->unlockCachedTexture(cache);
- }
- if (releaseVerts) {
- fContext->releaseReservedGeometry();
+ SkTexCoordSource texSrc(texs);
+ SkColorSource colSrc(colors);
+ SkIndexSource idxSrc(indices, indexCount);
+
+ fContext->drawCustomVertices(grPaint,
+ gVertexMode2PrimitiveType[vmode],
+ SkPositionSource(vertices, vertexCount),
+ (NULL == texs) ? NULL : &texSrc,
+ (NULL == colors) ? NULL : &colSrc,
+ (NULL == indices) ? NULL : &idxSrc);
}
}
procs->fFontScaler);
}
-SkDrawProcs* SkGpuDevice::initDrawForText(const SkPaint& paint,
- GrTextContext* context) {
+SkDrawProcs* SkGpuDevice::initDrawForText(GrTextContext* context) {
// deferred allocation
if (NULL == fDrawProcs) {
} else {
SkAutoExtMatrix aem(draw.fExtMatrix);
SkDraw myDraw(draw);
- sk_gr_set_paint(fContext, paint);
- GrTextContext context(fContext, aem.extMatrix());
- myDraw.fProcs = this->initDrawForText(paint, &context);
+
+ GrPaint grPaint;
+ SkAutoCachedTexture act;
+
+ if (!this->skPaint2GrPaintShader(paint, &act, *draw.fMatrix, &grPaint)) {
+ return;
+ }
+ GrTextContext context(fContext, grPaint, aem.extMatrix());
+ myDraw.fProcs = this->initDrawForText(&context);
this->INHERITED::drawText(myDraw, text, byteLength, x, y, paint);
}
}
} else {
SkAutoExtMatrix aem(draw.fExtMatrix);
SkDraw myDraw(draw);
- sk_gr_set_paint(fContext, paint);
- GrTextContext context(fContext, aem.extMatrix());
- myDraw.fProcs = this->initDrawForText(paint, &context);
+
+ GrPaint grPaint;
+ SkAutoCachedTexture act;
+ if (!this->skPaint2GrPaintShader(paint, &act, *draw.fMatrix, &grPaint)) {
+ return;
+ }
+
+ GrTextContext context(fContext, grPaint, aem.extMatrix());
+ myDraw.fProcs = this->initDrawForText(&context);
this->INHERITED::drawPosText(myDraw, text, byteLength, pos, constY,
scalarsPerPos, paint);
}
if (NULL != entry) {
newTexture = entry->texture();
- ctx->setTexture(0, newTexture);
if (texture) {
*texture = newTexture;
}
/* Fill out buffer with the compressed format Ganesh expects from a colortable
based bitmap. [palette (colortable) + indices].
-
- At the moment Ganesh only supports 8bit version. If Ganesh allowed we others
+
+ At the moment Ganesh only supports 8bit version. If Ganesh allowed we others
we could detect that the colortable.count is <= 16, and then repack the
indices as nibbles to save RAM, but it would take more time (i.e. a lot
slower than memcpy), so skipping that for now.
-
+
Ganesh wants a full 256 palette entry, even though Skia's ctable is only as big
as the colortable.count says it is.
*/
static void build_compressed_data(void* buffer, const SkBitmap& bitmap) {
SkASSERT(SkBitmap::kIndex8_Config == bitmap.config());
-
+
SkAutoLockPixels apl(bitmap);
if (!bitmap.readyToDraw()) {
SkASSERT(!"bitmap not ready to draw!");
SkColorTable* ctable = bitmap.getColorTable();
char* dst = (char*)buffer;
-
+
memcpy(dst, ctable->lockColors(), ctable->count() * sizeof(SkPMColor));
ctable->unlockColors(false);
-
+
// always skip a full 256 number of entries, even if we memcpy'd fewer
dst += GrGpu::kColorTableSize;
////////////////////////////////////////////////////////////////////////////////
-GrTextureEntry* sk_gr_create_bitmap_texture(GrContext* ctx,
+GrTextureEntry* sk_gr_create_bitmap_texture(GrContext* ctx,
GrTextureKey* key,
const GrSamplerState& sampler,
const SkBitmap& origBitmap) {
SkBitmap tmpBitmap;
const SkBitmap* bitmap = &origBitmap;
-
+
GrGpu::TextureDesc desc = {
0,
GrGpu::kNone_AALevel,
bitmap->height(),
SkGr::Bitmap2PixelConfig(*bitmap)
};
-
+
if (SkBitmap::kIndex8_Config == bitmap->config()) {
// build_compressed_data doesn't do npot->pot expansion
// and paletted textures can't be sub-updated
if (ctx->supportsIndex8PixelConfig(sampler,
bitmap->width(), bitmap->height())) {
- size_t imagesize = bitmap->width() * bitmap->height() +
+ size_t imagesize = bitmap->width() * bitmap->height() +
GrGpu::kColorTableSize;
SkAutoMalloc storage(imagesize);
-
+
build_compressed_data(storage.get(), origBitmap);
// our compressed data will be trimmed, so pass width() for its
// now bitmap points to our temp, which has been promoted to 32bits
bitmap = &tmpBitmap;
}
- }
+ }
desc.fFormat = SkGr::Bitmap2PixelConfig(*bitmap);
return ctx->createAndLockTexture(key, sampler, desc, bitmap->getPixels(),
}
////////////////////////////////////////////////////////////////////////////////
-
-void sk_gr_set_paint(GrContext* ctx, const SkPaint& paint, bool justAlpha) {
- ctx->setDither(paint.isDither());
- ctx->setAntiAlias(paint.isAntiAlias());
- if (justAlpha) {
- ctx->setAlpha(paint.getAlpha());
- } else {
- ctx->setColor(SkGr::SkColor2GrColor(paint.getColor()));
- }
-
- SkXfermode::Coeff sm = SkXfermode::kOne_Coeff;
- SkXfermode::Coeff dm = SkXfermode::kISA_Coeff;
-
- SkXfermode* mode = paint.getXfermode();
- if (mode) {
- mode->asCoeff(&sm, &dm);
- }
- ctx->setBlendFunc(sk_blend_to_grblend(sm), sk_blend_to_grblend(dm));
-}
-
-////////////////////////////////////////////////////////////////////////////////
SkGrPathIter::Command SkGrPathIter::next(GrPoint pts[]) {
GrAssert(NULL != pts);
}
GrPathIter::ConvexHint SkGrPathIter::hint() const {
- return fPath.isConvex() ? GrPathIter::kConvex_ConvexHint :
+ return fPath.isConvex() ? GrPathIter::kConvex_ConvexHint :
GrPathIter::kNone_ConvexHint;
}
EventRef event, void *userData) {
// NOTE: GState is save/restored by the HIView system doing the callback,
// so the draw handler doesn't need to do it
-
+
OSStatus status = noErr;
CGContextRef context;
HIRect bounds;
-
+
// Get the CGContextRef
- status = GetEventParameter (event, kEventParamCGContextRef,
- typeCGContextRef, NULL,
+ status = GetEventParameter (event, kEventParamCGContextRef,
+ typeCGContextRef, NULL,
sizeof (CGContextRef),
NULL,
&context);
-
+
if (status != noErr) {
SkDebugf("Got error %d getting the context!\n", status);
return status;
- }
-
+ }
+
// Get the bounding rectangle
HIViewGetBounds ((HIViewRef) userData, &bounds);
-
+
gCurrOSWin->doPaint(context);
return status;
}
{
OSStatus result;
WindowRef wr = (WindowRef)hWnd;
-
+
HIViewRef imageView, parent;
HIViewRef rootView = HIViewGetRoot(wr);
HIViewFindByID(rootView, kHIViewWindowContentID, &parent);
result = HIImageViewCreate(NULL, &imageView);
SkASSERT(result == noErr);
-
+
result = HIViewAddSubview(parent, imageView);
SkASSERT(result == noErr);
result = InstallEventHandler(GetWindowEventTarget(wr), handlerUPP,
count, gTypes, this, nil);
SkASSERT(result == noErr);
-
+
gCurrOSWin = this;
gCurrEventQ = GetCurrentEventQueue();
gEventTarget = GetWindowEventTarget(wr);
CGContextScaleCTM(cg, 1, -1);
CGContextDrawImage(cg, r, img);
-
+
CGContextRestoreGState(cg);
CGImageRelease(img);
void SkOSWindow::updateSize()
{
Rect r;
-
+
GetWindowBounds((WindowRef)fHWND, kWindowContentRgn, &r);
this->resize(r.right - r.left, r.bottom - r.top);
-
+
#if 0
HIRect frame;
HIViewRef imageView = (HIViewRef)getHVIEW();
HIViewRef parent = HIViewGetSuperview(imageView);
-
+
HIViewGetBounds(imageView, &frame);
SkDebugf("------ %d bounds %g %g %g %g\n", r.right - r.left,
frame.origin.x, frame.origin.y, frame.size.width, frame.size.height);
SK_MacRightKey = 124,
SK_MacDownKey = 125,
SK_MacUpKey = 126,
-
+
SK_Mac0Key = 0x52,
SK_Mac1Key = 0x53,
SK_Mac2Key = 0x54,
SK_Mac8Key = 0x5b,
SK_Mac9Key = 0x5c
};
-
+
static SkKey raw2key(UInt32 raw)
{
static const struct {
{ SK_Mac8Key, k8_SkKey },
{ SK_Mac9Key, k9_SkKey }
};
-
+
for (unsigned i = 0; i < SK_ARRAY_COUNT(gKeys); i++)
if (gKeys[i].fRaw == raw)
return gKeys[i].fKey;
EventRef ref;
OSStatus status = CreateEvent(nil, SK_MacEventClass, SK_MacEventKind, 0, 0, &ref);
SkASSERT(status == noErr);
-
+
#if 0
status = SetEventParameter(ref, SK_MacEventParamName, SK_MacEventParamName, sizeof(evt), &evt);
SkASSERT(status == noErr);
status = SetEventParameter(ref, SK_MacEventSinkIDParamName, SK_MacEventSinkIDParamName, sizeof(sinkID), &sinkID);
SkASSERT(status == noErr);
#endif
-
+
EventTargetRef target = gEventTarget;
SetEventParameter(ref, kEventParamPostTarget, typeEventTargetRef, sizeof(target), &target);
SkASSERT(status == noErr);
-
+
status = PostEventToQueue(gCurrEventQ, ref, kEventPriorityStandard);
SkASSERT(status == noErr);
{
GLint major, minor;
AGLContext ctx;
-
+
aglGetVersion(&major, &minor);
SkDebugf("---- agl version %d %d\n", major, minor);
-
+
const GLint pixelAttrs[] = {
AGL_RGBA,
AGL_STENCIL_SIZE, 8,
AGL_SAMPLE_BUFFERS_ARB, 1,
AGL_MULTISAMPLE,
- AGL_SAMPLES_ARB, 2,
+ AGL_SAMPLES_ARB, 2,
(offscreen ? AGL_OFFSCREEN : AGL_ACCELERATED),
(offscreen ? AGL_NONE : AGL_DOUBLEBUFFER),
AGL_NONE
GLboolean success = true;
+ int width, height;
+
if (offscreen) {
success = aglSetOffScreen((AGLContext)fAGLCtx,
offscreen->width(),
offscreen->height(),
offscreen->rowBytes(),
offscreen->getPixels());
+ width = offscreen->width();
+ height = offscreen->height();
} else {
success = aglSetWindowRef((AGLContext)fAGLCtx, (WindowRef)fHWND);
+ width = this->width();
+ height = this->height();
}
GLenum err = aglGetError();
SkDebugf("---- setoffscreen %d %d %s [%d %d]\n", success, err,
aglErrorString(err), offscreen->width(), offscreen->height());
}
-
+
if (success) {
+ glViewport(0, 0, width, height);
glClearColor(0, 0, 0, 0);
glClearStencil(0);
glClear(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
}
}
if (wglMakeCurrent(GetDC((HWND)fHWND), (HGLRC)fHGLRC)) {
+ glViewport(0, 0, this->width(), this->height());
glClearColor(0, 0, 0, 0);
glClearStencil(0);
glClear(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
<IntrinsicFunctions>true</IntrinsicFunctions>\r
<PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>\r
<AdditionalIncludeDirectories>..\..\include\core;..\..\include\xml;..\..\include\utils;..\..\include\config;..\..\include\views;..\..\src\core;..\..\include\images;..\..\include\effects;..\..\include\gpu;..\..\gpu\include</AdditionalIncludeDirectories>\r
+ <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>\r
</ClCompile>\r
<Link>\r
<SubSystem>Windows</SubSystem>\r
<ClInclude Include="..\..\gpu\include\GrColor.h" />\r
<ClInclude Include="..\..\gpu\include\GrConfig.h" />\r
<ClInclude Include="..\..\gpu\include\GrContext.h" />\r
+ <ClInclude Include="..\..\gpu\include\GrContext_impl.h" />\r
<ClInclude Include="..\..\gpu\include\GrDrawTarget.h" />\r
<ClInclude Include="..\..\gpu\include\GrFontScaler.h" />\r
<ClInclude Include="..\..\gpu\include\GrGLConfig.h" />\r
<ClInclude Include="..\..\gpu\include\GrMemory.h" />\r
<ClInclude Include="..\..\gpu\include\GrMesh.h" />\r
<ClInclude Include="..\..\gpu\include\GrNoncopyable.h" />\r
+ <ClInclude Include="..\..\gpu\include\GrPaint.h" />\r
<ClInclude Include="..\..\gpu\include\GrPath.h" />\r
<ClInclude Include="..\..\gpu\include\GrPathIter.h" />\r
<ClInclude Include="..\..\gpu\include\GrPathSink.h" />\r
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projects / platform / upstream / libSkiaSharp.git / commitdiff