kMat33f_GrSLType,
kMat44f_GrSLType,
kSampler2D_GrSLType,
- kSamplerExternal_GrSLType,
- kLast_GrSLType = kSamplerExternal_GrSLType
+ kLast_GrSLType = kSampler2D_GrSLType
};
static const int kGrSLTypeCount = kLast_GrSLType + 1;
*/
static inline int GrSLTypeVectorCount(GrSLType type) {
SkASSERT(type >= 0 && type < static_cast<GrSLType>(kGrSLTypeCount));
- static const int kCounts[] = { -1, 1, 2, 3, 4, -1, -1, -1, -1 };
+ static const int kCounts[] = { -1, 1, 2, 3, 4, -1, -1, -1 };
return kCounts[type];
GR_STATIC_ASSERT(0 == kVoid_GrSLType);
GR_STATIC_ASSERT(5 == kMat33f_GrSLType);
GR_STATIC_ASSERT(6 == kMat44f_GrSLType);
GR_STATIC_ASSERT(7 == kSampler2D_GrSLType);
- GR_STATIC_ASSERT(8 == kSamplerExternal_GrSLType);
GR_STATIC_ASSERT(SK_ARRAY_COUNT(kCounts) == kGrSLTypeCount);
}
GR_STATIC_ASSERT(5 == kMat33f_GrSLType);
GR_STATIC_ASSERT(6 == kMat44f_GrSLType);
GR_STATIC_ASSERT(7 == kSampler2D_GrSLType);
- GR_STATIC_ASSERT(8 == kSamplerExternal_GrSLType);
- GR_STATIC_ASSERT(9 == kGrSLTypeCount);
+ GR_STATIC_ASSERT(8 == kGrSLTypeCount);
}
//////////////////////////////////////////////////////////////////////////////
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLDrawBufferProc)(GrGLenum mode);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLDrawBuffersProc)(GrGLsizei n, const GrGLenum* bufs);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLDrawElementsProc)(GrGLenum mode, GrGLsizei count, GrGLenum type, const GrGLvoid* indices);
-typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLEGLImageTargetTexture2DProc)(GrGLenum target, GrGLeglImage image);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLEnableProc)(GrGLenum cap);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLEnableVertexAttribArrayProc)(GrGLuint index);
typedef GrGLvoid (GR_GL_FUNCTION_TYPE* GrGLEndQueryProc)(GrGLenum target);
/** EGL functions */
typedef const char* (GR_GL_FUNCTION_TYPE* GrEGLQueryStringProc)(GrEGLDisplay dpy, GrEGLint name);
typedef GrEGLDisplay (GR_GL_FUNCTION_TYPE* GrEGLGetCurrentDisplayProc)();
-typedef GrEGLImage (GR_GL_FUNCTION_TYPE* GrEGLCreateImageProc)(GrEGLDisplay dpy, GrEGLContext ctx, GrEGLenum target, GrEGLClientBuffer buffer, const GrEGLint *attrib_list);
-typedef GrEGLBoolean (GR_GL_FUNCTION_TYPE* GrEGLDestroyImageProc)(GrEGLDisplay dpy, GrEGLImage image);
+typedef GrEGLImageKHR (GR_GL_FUNCTION_TYPE* GrEGLCreateImageProc)(GrEGLDisplay dpy, GrEGLContext ctx, GrEGLenum target, GrEGLClientBuffer buffer, const GrEGLint *attrib_list);
+typedef GrEGLBoolean (GR_GL_FUNCTION_TYPE* GrEGLDestroyImageProc)(GrEGLDisplay dpy, GrEGLImageKHR image);
} // extern "C"
#endif
GLPtr<GrGLObjectLabelProc> fObjectLabel;
/* EGL functions */
- GLPtr<GrEGLCreateImageProc> fEGLCreateImage;
- GLPtr<GrEGLDestroyImageProc> fEGLDestroyImage;
+ GLPtr<GrEGLCreateImageProc> fCreateImage;
+ GLPtr<GrEGLDestroyImageProc> fDestroyImage;
} fFunctions;
// Per-GL func callback
typedef signed long int GrGLintptr;
typedef signed long int GrGLsizeiptr;
#endif
-typedef void* GrGLeglImage;
+
/**
* EGL types.
*/
-typedef void* GrEGLImage;
+typedef void* GrEGLImageKHR;
typedef void* GrEGLDisplay;
typedef void* GrEGLContext;
typedef void* GrEGLClientBuffer;
/**
* Create an offscreen opengl context with an RGBA8 / 8bit stencil FBO.
* Provides a GrGLInterface struct of function pointers for the context.
- * This class is intended for Skia's testing needs and not for general
- * use.
*/
+
class SK_API SkGLContext : public SkRefCnt {
public:
~SkGLContext() override;
void makeCurrent() const;
- /** Used for testing EGLImage integration. Take a GL_TEXTURE_2D and wraps it in an EGL Image */
- virtual GrEGLImage texture2DToEGLImage(GrGLuint /*texID*/) const { return 0; }
- virtual void destroyEGLImage(GrEGLImage) const {}
-
- /**
- * Used for testing EGLImage integration. Takes a EGLImage and wraps it in a
- * GL_TEXTURE_EXTERNAL_OES.
- */
- virtual GrGLuint eglImageToExternalTexture(GrEGLImage) const { return 0; }
-
/**
* The only purpose of this function it to provide a means of scheduling
* work on the GPU (since all of the subclasses create primary buffers for
*/
void testAbandon();
- /**
- * Creates a new GL context of the same type and makes the returned context current
- * (if not null).
- */
- virtual SkGLContext* createNew() const { return nullptr; }
-
class GLFenceSync; // SkGpuFenceSync implementation that uses the OpenGL functionality.
protected:
}
return ctx;
}
- GrEGLImage texture2DToEGLImage(GrGLuint texID) const override;
- void destroyEGLImage(GrEGLImage) const override;
- GrGLuint eglImageToExternalTexture(GrEGLImage) const override;
- SkGLContext* createNew() const override;
// The param is an EGLNativeDisplayType and the return is an EGLDispay.
static void* GetD3DEGLDisplay(void* nativeDisplay, bool useGLBackend);
void* fContext;
void* fDisplay;
void* fSurface;
- bool fIsGLBackend;
};
#endif
if (rt->renderTargetPriv().attachStencilAttachment(stencil)) {
if (newStencil) {
// Right now we're clearing the stencil attachment here after it is
- // attached to a RT for the first time. When we start matching
+ // attached to an RT for the first time. When we start matching
// stencil buffers with smaller color targets this will no longer
// be correct because it won't be guaranteed to clear the entire
// sb.
#define GET_PROC_SUFFIX(F, S) functions->f ## F = (GrGL ## F ## Proc) get(ctx, "gl" #F #S)
#define GET_PROC_LOCAL(F) GrGL ## F ## Proc F = (GrGL ## F ## Proc) get(ctx, "gl" #F)
-#define GET_EGL_PROC_SUFFIX(F, S) functions->fEGL ## F = (GrEGL ## F ## Proc) get(ctx, "egl" #F #S)
+#define GET_EGL_PROC_SUFFIX(F, S) functions->f ## F = (GrEGL ## F ## Proc) get(ctx, "egl" #F #S)
const GrGLInterface* GrGLAssembleInterface(void* ctx, GrGLGetProc get) {
GET_PROC_LOCAL(GetString);
fUseNonVBOVertexAndIndexDynamicData = false;
fIsCoreProfile = false;
fBindFragDataLocationSupport = false;
- fExternalTextureSupport = false;
fSRGBWriteControl = false;
fRGBA8888PixelsOpsAreSlow = false;
fPartialFBOReadIsSlow = false;
fBindUniformLocationSupport = false;
#endif
- if (ctxInfo.hasExtension("GL_OES_EGL_image_external")) {
- if (ctxInfo.glslGeneration() == k110_GrGLSLGeneration) {
- fExternalTextureSupport = true;
- } else if (ctxInfo.hasExtension("GL_OES_EGL_image_external_essl3") ||
- ctxInfo.hasExtension("OES_EGL_image_external_essl3")) {
- // At least one driver has been found that has this extension without the "GL_" prefix.
- fExternalTextureSupport = true;
- }
- }
-
#ifdef SK_BUILD_FOR_WIN
// We're assuming that on Windows Chromium we're using ANGLE.
bool isANGLE = kANGLE_GrGLDriver == ctxInfo.driver() ||
glslCaps->fSecondaryOutputExtensionString = "GL_EXT_blend_func_extended";
}
- if (fExternalTextureSupport) {
- if (ctxInfo.glslGeneration() == k110_GrGLSLGeneration) {
- glslCaps->fExternalTextureExtensionString = "GL_OES_EGL_image_external";
- } else {
- glslCaps->fExternalTextureExtensionString = "GL_OES_EGL_image_external_essl3";
- }
- }
-
// The Tegra3 compiler will sometimes never return if we have min(abs(x), 1.0), so we must do
// the abs first in a separate expression.
if (kTegra3_GrGLRenderer == ctxInfo.renderer()) {
glslCaps->fCanUseMinAndAbsTogether = false;
}
- // On Intel GPU there is an issue where it reads the second argument to atan "- %s.x" as an int
+ // On Intel GPU there is an issue where it reads the second arguement to atan "- %s.x" as an int
// thus must us -1.0 * %s.x to work correctly
if (kIntel_GrGLVendor == ctxInfo.vendor()) {
glslCaps->fMustForceNegatedAtanParamToFloat = true;
bool bindUniformLocationSupport() const { return fBindUniformLocationSupport; }
- /// Are textures with GL_TEXTURE_EXTERNAL_OES type supported.
- bool externalTextureSupport() const { return fExternalTextureSupport; }
-
/**
* Is there support for enabling/disabling sRGB writes for sRGB-capable color attachments?
* If false this does not mean sRGB is not supported but rather that if it is supported
bool fRGBA8888PixelsOpsAreSlow : 1;
bool fPartialFBOReadIsSlow : 1;
bool fBindUniformLocationSupport : 1;
- bool fExternalTextureSupport : 1;
struct ReadPixelsSupportedFormat {
GrGLenum fFormat;
#define GR_GL_PROGRAM_PIPELINE 0x82E4
#define GR_GL_SAMPLER 0x82E6
-/* GL_OES_EGL_image_external */
-#define GR_GL_TEXTURE_EXTERNAL 0x8D65
-
/* EGL Defines */
#define GR_EGL_NO_DISPLAY ((GrEGLDisplay)0)
#define GR_EGL_EXTENSIONS 0x3055
-#define GR_EGL_GL_TEXTURE_2D 0x30B1
-#define GR_EGL_GL_TEXTURE_LEVEL 0x30BC
-#define GR_EGL_IMAGE_PRESERVED 0x30D2
-#define GR_EGL_FALSE 0x0
-#define GR_EGL_TRUE 0x1
-#define GR_EGL_NONE 0x3038
-#define GR_EGL_NO_IMAGE ((GrEGLImage)0)
#endif
fPathRendering.reset(new GrGLPathRendering(this));
}
- this->createCopyPrograms();
+ this->createCopyProgram();
}
GrGLGpu::~GrGLGpu() {
GL_CALL(DeleteFramebuffers(1, &fStencilClearFBOID));
}
- for (size_t i = 0; i < SK_ARRAY_COUNT(fCopyPrograms); ++i) {
- if (0 != fCopyPrograms[i].fProgram) {
- GL_CALL(DeleteProgram(fCopyPrograms[i].fProgram));
- }
+ if (0 != fCopyProgram.fArrayBuffer) {
+ GL_CALL(DeleteBuffers(1, &fCopyProgram.fArrayBuffer));
}
- if (0 != fCopyProgramArrayBuffer) {
- GL_CALL(DeleteBuffers(1, &fCopyProgramArrayBuffer));
+
+ if (0 != fCopyProgram.fProgram) {
+ GL_CALL(DeleteProgram(fCopyProgram.fProgram));
}
delete fProgramCache;
fTempSrcFBOID = 0;
fTempDstFBOID = 0;
fStencilClearFBOID = 0;
- fCopyProgramArrayBuffer = 0;
- for (size_t i = 0; i < SK_ARRAY_COUNT(fCopyPrograms); ++i) {
- fCopyPrograms[i].fProgram = 0;
- }
+ fCopyProgram.fArrayBuffer = 0;
+ fCopyProgram.fProgram = 0;
if (this->glCaps().shaderCaps()->pathRenderingSupport()) {
this->glPathRendering()->abandonGpuResources();
}
return nullptr;
}
- // next line relies on GrBackendTextureDesc's flags matching GrTexture's
- bool renderTarget = SkToBool(desc.fFlags & kRenderTarget_GrBackendTextureFlag);
-
GrGLTexture::IDDesc idDesc;
GrSurfaceDesc surfDesc;
#else
idDesc.fInfo = *info;
#endif
- if (GR_GL_TEXTURE_EXTERNAL == idDesc.fInfo.fTarget) {
- if (renderTarget) {
- // This combination is not supported.
- return nullptr;
- }
- if (!this->glCaps().externalTextureSupport()) {
- return nullptr;
- }
- }
switch (ownership) {
case kAdopt_GrWrapOwnership:
break;
}
+ // next line relies on GrBackendTextureDesc's flags matching GrTexture's
surfDesc.fFlags = (GrSurfaceFlags) desc.fFlags;
surfDesc.fWidth = desc.fWidth;
surfDesc.fHeight = desc.fHeight;
surfDesc.fConfig = desc.fConfig;
surfDesc.fSampleCnt = SkTMin(desc.fSampleCnt, this->caps()->maxSampleCount());
+ bool renderTarget = SkToBool(desc.fFlags & kRenderTarget_GrBackendTextureFlag);
// FIXME: this should be calling resolve_origin(), but Chrome code is currently
// assuming the old behaviour, which is that backend textures are always
// BottomLeft, even for non-RT's. Once Chrome is fixed, change this to:
// into it. We could use glDrawPixels on GLs that have it, but we don't today.
if (!dstSurface->asTexture()) {
ElevateDrawPreference(drawPreference, kRequireDraw_DrawPreference);
- } else {
- GrGLTexture* texture = static_cast<GrGLTexture*>(dstSurface->asTexture());
- if (GR_GL_TEXTURE_2D != texture->target()) {
- // We don't currently support writing pixels to non-TEXTURE_2D textures.
- return false;
- }
}
if (GrPixelConfigIsSRGB(dstSurface->config()) != GrPixelConfigIsSRGB(srcConfig)) {
return false;
}
- // Write pixels is only implemented for TEXTURE_2D textures
- if (GR_GL_TEXTURE_2D != glTex->target()) {
- return false;
- }
-
this->setScratchTextureUnit();
GL_CALL(BindTexture(glTex->target(), glTex->textureID()));
fHWBoundTextureUniqueIDs[lastUnitIdx] = SK_InvalidUniqueID;
}
+namespace {
// Determines whether glBlitFramebuffer could be used between src and dst.
-static inline bool can_blit_framebuffer(const GrSurface* dst,
- const GrSurface* src,
- const GrGLGpu* gpu) {
+inline bool can_blit_framebuffer(const GrSurface* dst,
+ const GrSurface* src,
+ const GrGLGpu* gpu) {
if (gpu->glCaps().isConfigRenderable(dst->config(), dst->desc().fSampleCnt > 0) &&
gpu->glCaps().isConfigRenderable(src->config(), src->desc().fSampleCnt > 0) &&
gpu->glCaps().usesMSAARenderBuffers()) {
(src->desc().fSampleCnt > 0 || src->config() != dst->config())) {
return false;
}
- const GrGLTexture* dstTex = static_cast<const GrGLTexture*>(dst->asTexture());
- if (dstTex && dstTex->target() != GR_GL_TEXTURE_2D) {
- return false;
- }
- const GrGLTexture* srcTex = static_cast<const GrGLTexture*>(dst->asTexture());
- if (srcTex && srcTex->target() != GR_GL_TEXTURE_2D) {
- return false;
- }
return true;
} else {
return false;
}
}
-static inline bool can_copy_texsubimage(const GrSurface* dst,
- const GrSurface* src,
- const GrGLGpu* gpu) {
+inline bool can_copy_texsubimage(const GrSurface* dst,
+ const GrSurface* src,
+ const GrGLGpu* gpu) {
// Table 3.9 of the ES2 spec indicates the supported formats with CopyTexSubImage
// and BGRA isn't in the spec. There doesn't appear to be any extension that adds it. Perhaps
// many drivers would allow it to work, but ANGLE does not.
if (srcRT && srcRT->renderFBOID() != srcRT->textureFBOID()) {
return false;
}
-
- const GrGLTexture* dstTex = static_cast<const GrGLTexture*>(dst->asTexture());
- // CopyTex(Sub)Image writes to a texture and we have no way of dynamically wrapping a RT in a
- // texture.
- if (!dstTex) {
- return false;
- }
-
- const GrGLTexture* srcTex = static_cast<const GrGLTexture*>(src->asTexture());
-
- // Check that we could wrap the source in an FBO, that the dst is TEXTURE_2D, that no mirroring
- // is required.
if (gpu->glCaps().isConfigRenderable(src->config(), src->desc().fSampleCnt > 0) &&
- !GrPixelConfigIsCompressed(src->config()) &&
- (!srcTex || srcTex->target() == GR_GL_TEXTURE_2D) &&
- dstTex->target() == GR_GL_TEXTURE_2D &&
- dst->origin() == src->origin()) {
+ dst->asTexture() &&
+ dst->origin() == src->origin() &&
+ !GrPixelConfigIsCompressed(src->config())) {
return true;
} else {
return false;
}
}
+}
+
// If a temporary FBO was created, its non-zero ID is returned. The viewport that the copy rect is
// relative to is output.
void GrGLGpu::bindSurfaceFBOForCopy(GrSurface* surface, GrGLenum fboTarget, GrGLIRect* viewport,
return true;
}
- const GrGLTexture* srcTexture = static_cast<const GrGLTexture*>(src->asTexture());
- if (srcTexture && srcTexture->target() != GR_GL_TEXTURE_2D) {
- // Not supported for FBO blit or CopyTexSubImage
- return false;
- }
-
// We look for opportunities to use CopyTexSubImage, or fbo blit. If neither are
// possible and we return false to fallback to creating a render target dst for render-to-
// texture. This code prefers CopyTexSubImage to fbo blit and avoids triggering temporary fbo
}
-void GrGLGpu::createCopyPrograms() {
- for (size_t i = 0; i < SK_ARRAY_COUNT(fCopyPrograms); ++i) {
- fCopyPrograms[i].fProgram = 0;
- }
+void GrGLGpu::createCopyProgram() {
const char* version = this->glCaps().glslCaps()->versionDeclString();
- static const GrSLType kSamplerTypes[2] = { kSampler2D_GrSLType, kSamplerExternal_GrSLType };
- SkASSERT(2 == SK_ARRAY_COUNT(fCopyPrograms));
- int programCount = this->glCaps().externalTextureSupport() ? 2 : 1;
- for (int i = 0; i < programCount; ++i) {
- GrGLSLShaderVar aVertex("a_vertex", kVec2f_GrSLType, GrShaderVar::kAttribute_TypeModifier);
- GrGLSLShaderVar uTexCoordXform("u_texCoordXform", kVec4f_GrSLType,
- GrShaderVar::kUniform_TypeModifier);
- GrGLSLShaderVar uPosXform("u_posXform", kVec4f_GrSLType,
- GrShaderVar::kUniform_TypeModifier);
- GrGLSLShaderVar uTexture("u_texture", kSamplerTypes[i],
+
+ GrGLSLShaderVar aVertex("a_vertex", kVec2f_GrSLType, GrShaderVar::kAttribute_TypeModifier);
+ GrGLSLShaderVar uTexCoordXform("u_texCoordXform", kVec4f_GrSLType,
GrShaderVar::kUniform_TypeModifier);
- GrGLSLShaderVar vTexCoord("v_texCoord", kVec2f_GrSLType,
- GrShaderVar::kVaryingOut_TypeModifier);
- GrGLSLShaderVar oFragColor("o_FragColor", kVec4f_GrSLType,
- GrShaderVar::kOut_TypeModifier);
+ GrGLSLShaderVar uPosXform("u_posXform", kVec4f_GrSLType, GrShaderVar::kUniform_TypeModifier);
+ GrGLSLShaderVar uTexture("u_texture", kSampler2D_GrSLType, GrShaderVar::kUniform_TypeModifier);
+ GrGLSLShaderVar vTexCoord("v_texCoord", kVec2f_GrSLType, GrShaderVar::kVaryingOut_TypeModifier);
+ GrGLSLShaderVar oFragColor("o_FragColor", kVec4f_GrSLType, GrShaderVar::kOut_TypeModifier);
- SkString vshaderTxt(version);
- aVertex.appendDecl(this->glCaps().glslCaps(), &vshaderTxt);
- vshaderTxt.append(";");
- uTexCoordXform.appendDecl(this->glCaps().glslCaps(), &vshaderTxt);
- vshaderTxt.append(";");
- uPosXform.appendDecl(this->glCaps().glslCaps(), &vshaderTxt);
- vshaderTxt.append(";");
- vTexCoord.appendDecl(this->glCaps().glslCaps(), &vshaderTxt);
- vshaderTxt.append(";");
+ SkString vshaderTxt(version);
+ aVertex.appendDecl(this->glCaps().glslCaps(), &vshaderTxt);
+ vshaderTxt.append(";");
+ uTexCoordXform.appendDecl(this->glCaps().glslCaps(), &vshaderTxt);
+ vshaderTxt.append(";");
+ uPosXform.appendDecl(this->glCaps().glslCaps(), &vshaderTxt);
+ vshaderTxt.append(";");
+ vTexCoord.appendDecl(this->glCaps().glslCaps(), &vshaderTxt);
+ vshaderTxt.append(";");
- vshaderTxt.append(
- "// Copy Program VS\n"
- "void main() {"
- " v_texCoord = a_vertex.xy * u_texCoordXform.xy + u_texCoordXform.zw;"
- " gl_Position.xy = a_vertex * u_posXform.xy + u_posXform.zw;"
- " gl_Position.zw = vec2(0, 1);"
- "}"
- );
-
- SkString fshaderTxt(version);
- if (kSamplerTypes[i] == kSamplerExternal_GrSLType) {
- fshaderTxt.appendf("#extension %s : require\n",
- this->glCaps().glslCaps()->externalTextureExtensionString());
- }
- GrGLSLAppendDefaultFloatPrecisionDeclaration(kDefault_GrSLPrecision,
- *this->glCaps().glslCaps(),
- &fshaderTxt);
- vTexCoord.setTypeModifier(GrShaderVar::kVaryingIn_TypeModifier);
- vTexCoord.appendDecl(this->glCaps().glslCaps(), &fshaderTxt);
- fshaderTxt.append(";");
- uTexture.appendDecl(this->glCaps().glslCaps(), &fshaderTxt);
+ vshaderTxt.append(
+ "// Copy Program VS\n"
+ "void main() {"
+ " v_texCoord = a_vertex.xy * u_texCoordXform.xy + u_texCoordXform.zw;"
+ " gl_Position.xy = a_vertex * u_posXform.xy + u_posXform.zw;"
+ " gl_Position.zw = vec2(0, 1);"
+ "}"
+ );
+
+ SkString fshaderTxt(version);
+ GrGLSLAppendDefaultFloatPrecisionDeclaration(kDefault_GrSLPrecision,
+ *this->glCaps().glslCaps(),
+ &fshaderTxt);
+ vTexCoord.setTypeModifier(GrShaderVar::kVaryingIn_TypeModifier);
+ vTexCoord.appendDecl(this->glCaps().glslCaps(), &fshaderTxt);
+ fshaderTxt.append(";");
+ uTexture.appendDecl(this->glCaps().glslCaps(), &fshaderTxt);
+ fshaderTxt.append(";");
+ const char* fsOutName;
+ if (this->glCaps().glslCaps()->mustDeclareFragmentShaderOutput()) {
+ oFragColor.appendDecl(this->glCaps().glslCaps(), &fshaderTxt);
fshaderTxt.append(";");
- const char* fsOutName;
- if (this->glCaps().glslCaps()->mustDeclareFragmentShaderOutput()) {
- oFragColor.appendDecl(this->glCaps().glslCaps(), &fshaderTxt);
- fshaderTxt.append(";");
- fsOutName = oFragColor.c_str();
- } else {
- fsOutName = "gl_FragColor";
- }
- fshaderTxt.appendf(
- "// Copy Program FS\n"
- "void main() {"
- " %s = %s(u_texture, v_texCoord);"
- "}",
- fsOutName,
- GrGLSLTexture2DFunctionName(kVec2f_GrSLType, this->glslGeneration())
- );
+ fsOutName = oFragColor.c_str();
+ } else {
+ fsOutName = "gl_FragColor";
+ }
+ fshaderTxt.appendf(
+ "// Copy Program FS\n"
+ "void main() {"
+ " %s = %s(u_texture, v_texCoord);"
+ "}",
+ fsOutName,
+ GrGLSLTexture2DFunctionName(kVec2f_GrSLType, this->glslGeneration())
+ );
- GL_CALL_RET(fCopyPrograms[i].fProgram, CreateProgram());
- const char* str;
- GrGLint length;
+ GL_CALL_RET(fCopyProgram.fProgram, CreateProgram());
+ const char* str;
+ GrGLint length;
- str = vshaderTxt.c_str();
- length = SkToInt(vshaderTxt.size());
- GrGLuint vshader = GrGLCompileAndAttachShader(*fGLContext, fCopyPrograms[i].fProgram,
- GR_GL_VERTEX_SHADER, &str, &length, 1,
- &fStats);
+ str = vshaderTxt.c_str();
+ length = SkToInt(vshaderTxt.size());
+ GrGLuint vshader = GrGLCompileAndAttachShader(*fGLContext, fCopyProgram.fProgram,
+ GR_GL_VERTEX_SHADER, &str, &length, 1, &fStats);
- str = fshaderTxt.c_str();
- length = SkToInt(fshaderTxt.size());
- GrGLuint fshader = GrGLCompileAndAttachShader(*fGLContext, fCopyPrograms[i].fProgram,
- GR_GL_FRAGMENT_SHADER, &str, &length, 1,
- &fStats);
+ str = fshaderTxt.c_str();
+ length = SkToInt(fshaderTxt.size());
+ GrGLuint fshader = GrGLCompileAndAttachShader(*fGLContext, fCopyProgram.fProgram,
+ GR_GL_FRAGMENT_SHADER, &str, &length, 1, &fStats);
- GL_CALL(LinkProgram(fCopyPrograms[i].fProgram));
+ GL_CALL(LinkProgram(fCopyProgram.fProgram));
- GL_CALL_RET(fCopyPrograms[i].fTextureUniform,
- GetUniformLocation(fCopyPrograms[i].fProgram, "u_texture"));
- GL_CALL_RET(fCopyPrograms[i].fPosXformUniform,
- GetUniformLocation(fCopyPrograms[i].fProgram, "u_posXform"));
- GL_CALL_RET(fCopyPrograms[i].fTexCoordXformUniform,
- GetUniformLocation(fCopyPrograms[i].fProgram, "u_texCoordXform"));
+ GL_CALL_RET(fCopyProgram.fTextureUniform, GetUniformLocation(fCopyProgram.fProgram,
+ "u_texture"));
+ GL_CALL_RET(fCopyProgram.fPosXformUniform, GetUniformLocation(fCopyProgram.fProgram,
+ "u_posXform"));
+ GL_CALL_RET(fCopyProgram.fTexCoordXformUniform, GetUniformLocation(fCopyProgram.fProgram,
+ "u_texCoordXform"));
- GL_CALL(BindAttribLocation(fCopyPrograms[i].fProgram, 0, "a_vertex"));
+ GL_CALL(BindAttribLocation(fCopyProgram.fProgram, 0, "a_vertex"));
- GL_CALL(DeleteShader(vshader));
- GL_CALL(DeleteShader(fshader));
- }
+ GL_CALL(DeleteShader(vshader));
+ GL_CALL(DeleteShader(fshader));
- GL_CALL(GenBuffers(1, &fCopyProgramArrayBuffer));
- fHWGeometryState.setVertexBufferID(this, fCopyProgramArrayBuffer);
+ GL_CALL(GenBuffers(1, &fCopyProgram.fArrayBuffer));
+ fHWGeometryState.setVertexBufferID(this, fCopyProgram.fArrayBuffer);
static const GrGLfloat vdata[] = {
0, 0,
0, 1,
SkIRect dstRect = SkIRect::MakeXYWH(dstPoint.fX, dstPoint.fY, w, h);
this->flushRenderTarget(dstRT, &dstRect);
- int progIdx = TextureTargetToCopyProgramIdx(srcTex->target());
-
- GL_CALL(UseProgram(fCopyPrograms[progIdx].fProgram));
- fHWProgramID = fCopyPrograms[progIdx].fProgram;
+ GL_CALL(UseProgram(fCopyProgram.fProgram));
+ fHWProgramID = fCopyProgram.fProgram;
fHWGeometryState.setVertexArrayID(this, 0);
GrGLAttribArrayState* attribs =
- fHWGeometryState.bindArrayAndBufferToDraw(this, fCopyProgramArrayBuffer);
- attribs->set(this, 0, fCopyProgramArrayBuffer, 2, GR_GL_FLOAT, false,
+ fHWGeometryState.bindArrayAndBufferToDraw(this, fCopyProgram.fArrayBuffer);
+ attribs->set(this, 0, fCopyProgram.fArrayBuffer, 2, GR_GL_FLOAT, false,
2 * sizeof(GrGLfloat), 0);
attribs->disableUnusedArrays(this, 0x1);
sy1 = 1.f - sy1;
}
- GL_CALL(Uniform4f(fCopyPrograms[progIdx].fPosXformUniform, dx1 - dx0, dy1 - dy0, dx0, dy0));
- GL_CALL(Uniform4f(fCopyPrograms[progIdx].fTexCoordXformUniform,
- sx1 - sx0, sy1 - sy0, sx0, sy0));
- GL_CALL(Uniform1i(fCopyPrograms[progIdx].fTextureUniform, 0));
+ GL_CALL(Uniform4f(fCopyProgram.fPosXformUniform, dx1 - dx0, dy1 - dy0, dx0, dy0));
+ GL_CALL(Uniform4f(fCopyProgram.fTexCoordXformUniform, sx1 - sx0, sy1 - sy0, sx0, sy0));
+ GL_CALL(Uniform1i(fCopyProgram.fTextureUniform, 0));
GrXferProcessor::BlendInfo blendInfo;
blendInfo.reset();
SkAutoTUnref<GrGLContext> fGLContext;
- void createCopyPrograms();
+ void createCopyProgram();
// GL program-related state
ProgramCache* fProgramCache;
GrGLint fTextureUniform;
GrGLint fTexCoordXformUniform;
GrGLint fPosXformUniform;
- } fCopyPrograms[2];
- GrGLuint fCopyProgramArrayBuffer;
-
- static int TextureTargetToCopyProgramIdx(GrGLenum target) {
- if (target == GR_GL_TEXTURE_2D) {
- return 0;
- } else {
- SkASSERT(target == GR_GL_TEXTURE_EXTERNAL);
- return 1;
- }
- }
+ GrGLuint fArrayBuffer;
+ } fCopyProgram;
TriState fMSAAEnabled;
}
if (fExtensions.has("EGL_KHR_image") || fExtensions.has("EGL_KHR_image_base")) {
- if (nullptr == fFunctions.fEGLCreateImage ||
- nullptr == fFunctions.fEGLDestroyImage) {
+ if (nullptr == fFunctions.fCreateImage ||
+ nullptr == fFunctions.fDestroyImage) {
RETURN_FALSE_INTERFACE
}
}
void GrGLProgramDataManager::setSampler(UniformHandle u, int texUnit) const {
const Uniform& uni = fUniforms[u.toIndex()];
- SkASSERT(uni.fType == kSampler2D_GrSLType || uni.fType == kSamplerExternal_GrSLType);
+ SkASSERT(uni.fType == kSampler2D_GrSLType);
SkASSERT(GrGLSLShaderVar::kNonArray == uni.fArrayCount);
// FIXME: We still insert a single sampler uniform for every stage. If the shader does not
// reference the sampler then the compiler may have optimized it out. Uncomment this assert
static uint32_t gen_texture_key(const GrProcessor& proc, const GrGLCaps& caps) {
uint32_t key = 0;
int numTextures = proc.numTextures();
- int shift = 0;
for (int t = 0; t < numTextures; ++t) {
const GrTextureAccess& access = proc.textureAccess(t);
if (swizzle_requires_alpha_remapping(*caps.glslCaps(), access.getTexture()->config())) {
- key |= 1 << shift;
+ key |= 1 << t;
}
- if (GR_GL_TEXTURE_EXTERNAL == static_cast<GrGLTexture*>(access.getTexture())->target()) {
- key |= 2 << shift;
- }
- shift += 2;
}
return key;
}
* which must be different for every GrProcessor subclass. It can fail if an effect uses too many
* textures, transforms, etc, for the space allotted in the meta-key. NOTE, both FPs and GPs share
* this function because it is hairy, though FPs do not have attribs, and GPs do not have transforms
+ *
+ * TODO: A better name for this function would be "compute" instead of "get".
*/
-static bool gen_meta_key(const GrProcessor& proc,
+static bool get_meta_key(const GrProcessor& proc,
const GrGLCaps& caps,
uint32_t transformKey,
GrProcessorKeyBuilder* b) {
return true;
}
-static bool gen_frag_proc_and_meta_keys(const GrPrimitiveProcessor& primProc,
+/*
+ * TODO: A better name for this function would be "compute" instead of "get".
+ */
+static bool get_frag_proc_and_meta_keys(const GrPrimitiveProcessor& primProc,
const GrFragmentProcessor& fp,
const GrGLCaps& caps,
GrProcessorKeyBuilder* b) {
for (int i = 0; i < fp.numChildProcessors(); ++i) {
- if (!gen_frag_proc_and_meta_keys(primProc, fp.childProcessor(i), caps, b)) {
+ if (!get_frag_proc_and_meta_keys(primProc, fp.childProcessor(i), caps, b)) {
return false;
}
}
fp.getGLSLProcessorKey(*caps.glslCaps(), b);
//**** use glslCaps here?
- return gen_meta_key(fp, caps, primProc.getTransformKey(fp.coordTransforms(),
+ return get_meta_key(fp, caps, primProc.getTransformKey(fp.coordTransforms(),
fp.numTransformsExclChildren()), b);
}
primProc.getGLSLProcessorKey(*gpu->glCaps().glslCaps(), &b);
//**** use glslCaps here?
- if (!gen_meta_key(primProc, gpu->glCaps(), 0, &b)) {
+ if (!get_meta_key(primProc, gpu->glCaps(), 0, &b)) {
glDesc->key().reset();
return false;
}
for (int i = 0; i < pipeline.numFragmentProcessors(); ++i) {
const GrFragmentProcessor& fp = pipeline.getFragmentProcessor(i);
- if (!gen_frag_proc_and_meta_keys(primProc, fp, gpu->glCaps(), &b)) {
+ if (!get_frag_proc_and_meta_keys(primProc, fp, gpu->glCaps(), &b)) {
glDesc->key().reset();
return false;
}
const GrXferProcessor& xp = *pipeline.getXferProcessor();
xp.getGLSLProcessorKey(*gpu->glCaps().glslCaps(), &b);
//**** use glslCaps here?
- if (!gen_meta_key(xp, gpu->glCaps(), 0, &b)) {
+ if (!get_meta_key(xp, gpu->glCaps(), 0, &b)) {
glDesc->key().reset();
return false;
}
#include <EGL/egl.h>
-namespace {
-struct Libs {
- void* fGLLib;
- void* fEGLLib;
-};
-}
-
static GrGLFuncPtr angle_get_gl_proc(void* ctx, const char name[]) {
- const Libs* libs = reinterpret_cast<const Libs*>(ctx);
- GrGLFuncPtr proc = (GrGLFuncPtr) GetProcedureAddress(libs->fGLLib, name);
- if (proc) {
- return proc;
- }
- proc = (GrGLFuncPtr) GetProcedureAddress(libs->fEGLLib, name);
+ GrGLFuncPtr proc = (GrGLFuncPtr) GetProcedureAddress(ctx, name);
if (proc) {
return proc;
}
}
const GrGLInterface* GrGLCreateANGLEInterface() {
- static Libs gLibs = { nullptr, nullptr };
+ static void* gANGLELib = nullptr;
- if (nullptr == gLibs.fGLLib) {
+ if (nullptr == gANGLELib) {
// We load the ANGLE library and never let it go
#if defined _WIN32
- gLibs.fGLLib = DynamicLoadLibrary("libGLESv2.dll");
- gLibs.fEGLLib = DynamicLoadLibrary("libEGL.dll");
+ gANGLELib = DynamicLoadLibrary("libGLESv2.dll");
#elif defined SK_BUILD_FOR_MAC
- gLibs.fGLLib = DynamicLoadLibrary("libGLESv2.dylib");
- gLibs.fEGLLib = DynamicLoadLibrary("libEGL.dylib");
+ gANGLELib = DynamicLoadLibrary("libGLESv2.dylib");
#else
- gLibs.fGLLib = DynamicLoadLibrary("libGLESv2.so");
- gLibs.fGLLib = DynamicLoadLibrary("libEGL.so");
-#endif
+ gANGLELib = DynamicLoadLibrary("libGLESv2.so");
+#endif // defined _WIN32
}
- if (nullptr == gLibs.fGLLib || nullptr == gLibs.fEGLLib) {
+ if (nullptr == gANGLELib) {
// We can't setup the interface correctly w/o the so
return nullptr;
}
- return GrGLAssembleGLESInterface(&gLibs, angle_get_gl_proc);
+ return GrGLAssembleGLESInterface(gANGLELib, angle_get_gl_proc);
}
#include <EGL/egl.h>
#include <EGL/eglext.h>
-#include "gl/GrGLDefines.h"
-#include "gl/GrGLUtil.h"
-
#define EGL_PLATFORM_ANGLE_ANGLE 0x3202
#define EGL_PLATFORM_ANGLE_TYPE_ANGLE 0x3203
#define EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE 0x3207
EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE,
EGL_NONE
};
- display = eglGetPlatformDisplayEXT(EGL_PLATFORM_ANGLE_ANGLE, nativeDisplay, attribs);
+ display = eglGetPlatformDisplayEXT(EGL_PLATFORM_ANGLE_ANGLE,
+ nativeDisplay, attribs);
} else {
// Try for an ANGLE D3D11 context, fall back to D3D9, and finally GL.
EGLint attribs[3][3] = {
}
};
for (int i = 0; i < 3 && display == EGL_NO_DISPLAY; ++i) {
- display = eglGetPlatformDisplayEXT(EGL_PLATFORM_ANGLE_ANGLE,nativeDisplay, attribs[i]);
+ display = eglGetPlatformDisplayEXT(EGL_PLATFORM_ANGLE_ANGLE,
+ nativeDisplay, attribs[i]);
}
}
return display;
EGL_NONE
};
- fIsGLBackend = useGLBackend;
fDisplay = GetD3DEGLDisplay(EGL_DEFAULT_DISPLAY, useGLBackend);
if (EGL_NO_DISPLAY == fDisplay) {
SkDebugf("Could not create EGL display!");
this->destroyGLContext();
}
-GrEGLImage SkANGLEGLContext::texture2DToEGLImage(GrGLuint texID) const {
- if (!this->gl()->hasExtension("EGL_KHR_gl_texture_2D_image")) {
- return GR_EGL_NO_IMAGE;
- }
- GrEGLImage img;
- GrEGLint attribs[] = { GR_EGL_GL_TEXTURE_LEVEL, 0,
- GR_EGL_IMAGE_PRESERVED, GR_EGL_TRUE,
- GR_EGL_NONE };
- // 64 bit cast is to shut Visual C++ up about casting 32 bit value to a pointer.
- GrEGLClientBuffer clientBuffer = reinterpret_cast<GrEGLClientBuffer>((uint64_t)texID);
- GR_GL_CALL_RET(this->gl(), img,
- EGLCreateImage(fDisplay, fContext, GR_EGL_GL_TEXTURE_2D, clientBuffer,
- attribs));
- return img;
-}
-
-void SkANGLEGLContext::destroyEGLImage(GrEGLImage image) const {
- GR_GL_CALL(this->gl(), EGLDestroyImage(fDisplay, image));
-}
-
-GrGLuint SkANGLEGLContext::eglImageToExternalTexture(GrEGLImage image) const {
- GrGLClearErr(this->gl());
- if (!this->gl()->hasExtension("GL_OES_EGL_image_external")) {
- return 0;
- }
- GrGLEGLImageTargetTexture2DProc glEGLImageTargetTexture2D =
- (GrGLEGLImageTargetTexture2DProc)eglGetProcAddress("glEGLImageTargetTexture2DOES");
- if (!glEGLImageTargetTexture2D) {
- return 0;
- }
- GrGLuint texID;
- GR_GL_CALL(this->gl(), GenTextures(1, &texID));
- if (!texID) {
- return 0;
- }
- GR_GL_CALL(this->gl(), BindTexture(GR_GL_TEXTURE_EXTERNAL, texID));
- if (GR_GL_GET_ERROR(this->gl()) != GR_GL_NO_ERROR) {
- GR_GL_CALL(this->gl(), DeleteTextures(1, &texID));
- return 0;
- }
- glEGLImageTargetTexture2D(GR_GL_TEXTURE_EXTERNAL, image);
- if (GR_GL_GET_ERROR(this->gl()) != GR_GL_NO_ERROR) {
- GR_GL_CALL(this->gl(), DeleteTextures(1, &texID));
- return 0;
- }
- return texID;
-}
-
-SkGLContext* SkANGLEGLContext::createNew() const {
- SkGLContext* ctx = SkANGLEGLContext::Create(this->gl()->fStandard, fIsGLBackend);
- if (ctx) {
- ctx->makeCurrent();
- }
- return ctx;
-}
-
void SkANGLEGLContext::destroyGLContext() {
if (fDisplay) {
eglMakeCurrent(fDisplay, 0, 0, 0);
SkASSERT(fFS.hasReadFragmentPosition() == fp.willReadFragmentPosition());
}
-static GrSLType get_sampler_type(const GrTextureAccess& access) {
- GrGLTexture* glTexture = static_cast<GrGLTexture*>(access.getTexture());
- if (glTexture->target() == GR_GL_TEXTURE_EXTERNAL) {
- return kSamplerExternal_GrSLType;
- } else {
- SkASSERT(glTexture->target() == GR_GL_TEXTURE_2D);
- return kSampler2D_GrSLType;
- }
-}
-
template <class Proc>
void GrGLProgramBuilder::emitSamplers(const GrProcessor& processor,
GrGLSLTextureSampler::TextureSamplerArray* outSamplers,
SkString name;
for (int t = 0; t < numTextures; ++t) {
name.printf("Sampler%d", t);
- GrSLType samplerType = get_sampler_type(processor.textureAccess(t));
localSamplerUniforms[t] = this->addUniform(GrGLProgramBuilder::kFragment_Visibility,
- samplerType, kDefault_GrSLPrecision,
+ kSampler2D_GrSLType, kDefault_GrSLPrecision,
name.c_str());
SkNEW_APPEND_TO_TARRAY(outSamplers, GrGLSLTextureSampler,
(localSamplerUniforms[t], processor.textureAccess(t)));
- if (kSamplerExternal_GrSLType == samplerType) {
- const char* externalFeatureString = this->glslCaps()->externalTextureExtensionString();
- // We shouldn't ever create a GrGLTexture that requires external sampler type
- SkASSERT(externalFeatureString);
- fFS.addFeature(1 << GrGLSLFragmentShaderBuilder::kExternalTexture_GLSLPrivateFeature,
- externalFeatureString);
- }
}
}
static GrGLFuncPtr egl_get_gl_proc(void* ctx, const char name[]) {
SkASSERT(nullptr == ctx);
- GrGLFuncPtr ptr = eglGetProcAddress(name);
- if (!ptr) {
- if (0 == strcmp("eglQueryString", name)) {
- return (GrGLFuncPtr)eglQueryString;
- } else if (0 == strcmp("eglGetCurrentDisplay", name)) {
- return (GrGLFuncPtr)eglGetCurrentDisplay;
- }
- }
- return ptr;
+ return eglGetProcAddress(name);
}
const GrGLInterface* GrGLCreateNativeInterface() {
#include <EGL/egl.h>
#include <EGL/eglext.h>
-#include "gl/GrGLDefines.h"
-#include "gl/GrGLUtil.h"
-
namespace {
// TODO: Share this class with ANGLE if/when it gets support for EGL_KHR_fence_sync.
EGLGLContext(GrGLStandard forcedGpuAPI);
~EGLGLContext() override;
- GrEGLImage texture2DToEGLImage(GrGLuint texID) const override;
- void destroyEGLImage(GrEGLImage) const override;
- GrGLuint eglImageToExternalTexture(GrEGLImage) const override;
- SkGLContext* createNew() const override;
-
private:
void destroyGLContext();
}
}
-GrEGLImage EGLGLContext::texture2DToEGLImage(GrGLuint texID) const {
- if (!this->gl()->hasExtension("EGL_KHR_gl_texture_2D_image")) {
- return GR_EGL_NO_IMAGE;
- }
- GrEGLImage img;
- GrEGLint attribs[] = { GR_EGL_GL_TEXTURE_LEVEL, 0, GR_EGL_NONE };
- GrEGLClientBuffer clientBuffer = reinterpret_cast<GrEGLClientBuffer>(texID);
- GR_GL_CALL_RET(this->gl(), img,
- EGLCreateImage(fDisplay, fContext, GR_EGL_GL_TEXTURE_2D, clientBuffer, attribs));
- return img;
-}
-
-void EGLGLContext::destroyEGLImage(GrEGLImage image) const {
- GR_GL_CALL(this->gl(), EGLDestroyImage(fDisplay, image));
-}
-
-GrGLuint EGLGLContext::eglImageToExternalTexture(GrEGLImage image) const {
- GrGLClearErr(this->gl());
- if (!this->gl()->hasExtension("GL_OES_EGL_image_external")) {
- return 0;
- }
- GrGLEGLImageTargetTexture2DProc glEGLImageTargetTexture2D =
- (GrGLEGLImageTargetTexture2DProc) eglGetProcAddress("glEGLImageTargetTexture2DOES");
- if (!glEGLImageTargetTexture2D) {
- return 0;
- }
- GrGLuint texID;
- glGenTextures(1, &texID);
- if (!texID) {
- return 0;
- }
- glBindTexture(GR_GL_TEXTURE_EXTERNAL, texID);
- if (glGetError() != GR_GL_NO_ERROR) {
- glDeleteTextures(1, &texID);
- return 0;
- }
- glEGLImageTargetTexture2D(GR_GL_TEXTURE_EXTERNAL, image);
- if (glGetError() != GR_GL_NO_ERROR) {
- glDeleteTextures(1, &texID);
- return 0;
- }
- return texID;
-}
-
-SkGLContext* EGLGLContext::createNew() const {
- SkGLContext* ctx = SkCreatePlatformGLContext(this->gl()->fStandard);
- if (ctx) {
- ctx->makeCurrent();
- }
- return ctx;
-}
void EGLGLContext::onPlatformMakeCurrent() const {
if (!eglMakeCurrent(fDisplay, fSurface, fSurface, fContext)) {
return "mat4";
case kSampler2D_GrSLType:
return "sampler2D";
- case kSamplerExternal_GrSLType:
- return "samplerExternalOES";
default:
SkFAIL("Unknown shader var type.");
return ""; // suppress warning
fShaderDerivativeExtensionString = nullptr;
fFragCoordConventionsExtensionString = nullptr;
fSecondaryOutputExtensionString = nullptr;
- fExternalTextureExtensionString = nullptr;
fFBFetchColorName = nullptr;
fFBFetchExtensionString = nullptr;
fAdvBlendEqInteraction = kNotSupported_AdvBlendEqInteraction;
return fSecondaryOutputExtensionString;
}
- const char* externalTextureExtensionString() const {
- return fExternalTextureExtensionString;
- }
-
bool mustSwizzleInShader() const { return fMustSwizzleInShader; }
/**
const char* fShaderDerivativeExtensionString;
const char* fFragCoordConventionsExtensionString;
const char* fSecondaryOutputExtensionString;
- const char* fExternalTextureExtensionString;
const char* fFBFetchColorName;
const char* fFBFetchExtensionString;
kFragCoordConventions_GLSLPrivateFeature = kLastGLSLFeature + 1,
kBlendEquationAdvanced_GLSLPrivateFeature,
kBlendFuncExtended_GLSLPrivateFeature,
- kExternalTexture_GLSLPrivateFeature,
kLastGLSLPrivateFeature = kBlendFuncExtended_GLSLPrivateFeature
};
+++ /dev/null
-/*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "Test.h"
-#if SK_SUPPORT_GPU
-#include "GrContext.h"
-#include "GrContextFactory.h"
-#include "gl/GrGLGpu.h"
-#include "gl/GrGLUtil.h"
-#include "gl/SkGLContext.h"
-
-static void cleanup(SkGLContext* glctx0, GrGLuint texID0, SkGLContext* glctx1, GrContext* grctx1,
- const GrGLTextureInfo* grbackendtex1, GrEGLImage image1) {
- if (glctx1) {
- glctx1->makeCurrent();
- if (grctx1) {
- if (grbackendtex1) {
- GrGLGpu* gpu1 = static_cast<GrGLGpu*>(grctx1->getGpu());
- GrBackendObject handle = reinterpret_cast<GrBackendObject>(grbackendtex1);
- gpu1->deleteTestingOnlyBackendTexture(handle, false);
- }
- grctx1->unref();
- }
- if (GR_EGL_NO_IMAGE != image1) {
- glctx1->destroyEGLImage(image1);
- }
- glctx1->unref();
- }
-
- glctx0->makeCurrent();
- if (texID0) {
- GR_GL_CALL(glctx0->gl(), DeleteTextures(1, &texID0));
- }
-}
-
-DEF_GPUTEST(EGLImageTest, reporter, factory) {
- for (int glCtxType = 0; glCtxType < GrContextFactory::kGLContextTypeCnt; ++glCtxType) {
- GrContextFactory::GLContextType type = (GrContextFactory::GLContextType)glCtxType;
- if (!GrContextFactory::IsRenderingGLContext(type)) {
- continue;
- }
-
- // Try to create a second GL context and then check if the contexts have necessary
- // extensions to run this test.
-
- GrContext* context0 = factory->get(type);
- if (!context0) {
- continue;
- }
- SkGLContext* glCtx0 = factory->getGLContext(type);
- SkGLContext* glCtx1 = glCtx0->createNew();
- if (!glCtx1) {
- continue;
- }
- GrContext* context1 = GrContext::Create(kOpenGL_GrBackend, (GrBackendContext)glCtx1->gl());
- const GrGLTextureInfo* backendTexture1 = nullptr;
- GrEGLImage image = GR_EGL_NO_IMAGE;
- GrGLTextureInfo externalTexture;
- externalTexture.fID = 0;
-
- if (!context1) {
- cleanup(glCtx0, externalTexture.fID, glCtx1, context1, backendTexture1, image);
- continue;
- }
-
- SkASSERT(glCtx0);
- if (!glCtx0->gl()->hasExtension("EGL_KHR_image") ||
- !glCtx0->gl()->hasExtension("GL_OES_EGL_image_external") ||
- !glCtx1->gl()->hasExtension("EGL_KHR_image") ||
- !glCtx1->gl()->hasExtension("EGL_KHR_gl_texture_2D_image")) {
- cleanup(glCtx0, externalTexture.fID, glCtx1, context1, backendTexture1, image);
- continue;
- }
-
-///////////////////////////////// CONTEXT 1 ///////////////////////////////////
-
- // Use GL Context 1 to create a texture unknown to GrContext.
- context1->flush();
- GrGpu* gpu1 = context1->getGpu();
- static const int kSize = 100;
- backendTexture1 = reinterpret_cast<const GrGLTextureInfo*>(
- gpu1->createTestingOnlyBackendTexture(nullptr, kSize, kSize, kRGBA_8888_GrPixelConfig));
- if (!backendTexture1 || !backendTexture1->fID) {
- ERRORF(reporter, "Error creating texture for EGL Image");
- cleanup(glCtx0, externalTexture.fID, glCtx1, context1, backendTexture1, image);
- continue;
- }
- if (GR_GL_TEXTURE_2D != backendTexture1->fTarget) {
- ERRORF(reporter, "Expected backend texture to be 2D");
- cleanup(glCtx0, externalTexture.fID, glCtx1, context1, backendTexture1, image);
- continue;
- }
-
- // Wrap the texture in an EGLImage
- image = glCtx1->texture2DToEGLImage(backendTexture1->fID);
- if (GR_EGL_NO_IMAGE == image) {
- ERRORF(reporter, "Error creating EGL Image from texture");
- cleanup(glCtx0, externalTexture.fID, glCtx1, context1, backendTexture1, image);
- continue;
- }
-
- // Populate the texture using GL context 1. Important to use TexSubImage as TexImage orphans
- // the EGL image. Also, this must be done after creating the EGLImage as the texture
- // contents may not be preserved when the image is created.
- SkAutoTMalloc<uint32_t> pixels(kSize * kSize);
- for (int i = 0; i < kSize*kSize; ++i) {
- pixels.get()[i] = 0xDDAABBCC;
- }
- GR_GL_CALL(glCtx1->gl(), ActiveTexture(GR_GL_TEXTURE0));
- GR_GL_CALL(glCtx1->gl(), BindTexture(backendTexture1->fTarget, backendTexture1->fID));
- GR_GL_CALL(glCtx1->gl(), TexSubImage2D(backendTexture1->fTarget, 0, 0, 0, kSize, kSize,
- GR_GL_RGBA, GR_GL_UNSIGNED_BYTE, pixels.get()));
- GR_GL_CALL(glCtx1->gl(), Finish());
- // We've been making direct GL calls in GL context 1, let GrContext 1 know its internal
- // state is invalid.
- context1->resetContext();
-
-///////////////////////////////// CONTEXT 0 ///////////////////////////////////
-
- // Make a new texture ID in GL Context 0 from the EGL Image
- glCtx0->makeCurrent();
- externalTexture.fTarget = GR_GL_TEXTURE_EXTERNAL;
- externalTexture.fID = glCtx0->eglImageToExternalTexture(image);
-
- // Wrap this texture ID in a GrTexture
- GrBackendTextureDesc externalDesc;
- externalDesc.fConfig = kRGBA_8888_GrPixelConfig;
- externalDesc.fWidth = kSize;
- externalDesc.fHeight = kSize;
- externalDesc.fTextureHandle = reinterpret_cast<GrBackendObject>(&externalTexture);
- SkAutoTUnref<GrTexture> externalTextureObj(
- context0->textureProvider()->wrapBackendTexture(externalDesc));
- if (!externalTextureObj) {
- ERRORF(reporter, "Error wrapping external texture in GrTexture.");
- cleanup(glCtx0, externalTexture.fID, glCtx1, context1, backendTexture1, image);
- continue;
- }
-
- // Read the pixels and see if we get the values set in GL context 1
- memset(pixels.get(), 0, sizeof(uint32_t)*kSize*kSize);
- bool read = externalTextureObj->readPixels(0, 0, kSize, kSize, kRGBA_8888_GrPixelConfig,
- pixels.get());
- if (!read) {
- ERRORF(reporter, "Error reading external texture.");
- cleanup(glCtx0, externalTexture.fID, glCtx1, context1, backendTexture1, image);
- continue;
- }
- for (int i = 0; i < kSize*kSize; ++i) {
- if (pixels.get()[i] != 0xDDAABBCC) {
- ERRORF(reporter, "Error, external texture pixel value %d should be 0xDDAABBCC,"
- " got 0x%08x.", pixels.get()[i]);
- break;
- }
- }
- cleanup(glCtx0, externalTexture.fID, glCtx1, context1, backendTexture1, image);
- }
-}
-
-#endif
projects / platform / upstream / libSkiaSharp.git / commitdiff