Remove old constructors from GrGradientEffect subclasses, and moved their declaration...

Review URL: https://codereview.appspot.com/6449067

git-svn-id: http://skia.googlecode.com/svn/trunk@4870 2bbb7eff-a529-9590-31e7-b0007b416f81

diff --git a/src/effects/gradients/SkGradientShader.cpp b/src/effects/gradients/SkGradientShader.cpp
index f0eb7fb583ab1cf126c5ffa2ff90a7e0f87856f2..0dfb186e7524a3beec9db652694fd6c5a3264460 100644 (file)
--- a/src/effects/gradients/SkGradientShader.cpp
+++ b/src/effects/gradients/SkGradientShader.cpp
@@ -689,12 +689,6 @@ void GrGLGradientStage::emitColorLookup(GrGLShaderBuilder* builder,
 
 /////////////////////////////////////////////////////////////////////
 
-GrGradientEffect::GrGradientEffect(GrTexture* texture) 
-    : fTexture (texture)
-    , fUseTexture(true) {
-    SkSafeRef(fTexture);
-}
-
 GrGradientEffect::GrGradientEffect(GrContext* ctx, 
                                    const SkGradientShaderBase& shader,
                                    GrSamplerState* sampler)

diff --git a/src/effects/gradients/SkGradientShaderPriv.h b/src/effects/gradients/SkGradientShaderPriv.h
index 93b8c8358f77e26e6ffe2b7862554b6126f4af97..af15ecdff35b516e862190b8aba0c2ef6eadab9f 100644 (file)
--- a/src/effects/gradients/SkGradientShaderPriv.h
+++ b/src/effects/gradients/SkGradientShaderPriv.h
@@ -222,9 +222,6 @@ class GrProgramStageFactory;
 class GrGradientEffect : public GrCustomStage {
 public:
 
-    // FIXME: This constructor is only used in GrGpuGL_unittest.cpp, and should
-    // be removed once an alternative testing setup has been devised.
-    GrGradientEffect(GrTexture* texture);
     GrGradientEffect(GrContext* ctx, const SkGradientShaderBase& shader, 
                      GrSamplerState* sampler);
 

diff --git a/src/effects/gradients/SkLinearGradient.cpp b/src/effects/gradients/SkLinearGradient.cpp
index 49e93459f2096dd52b3a964b268a0819105b28ad..9d4ee6dddf6800eb42d8598ffde651414479add5 100644 (file)
--- a/src/effects/gradients/SkLinearGradient.cpp
+++ b/src/effects/gradients/SkLinearGradient.cpp
@@ -312,16 +312,6 @@ SkShader::GradientType SkLinearGradient::asAGradient(GradientInfo* info) const {
     return kLinear_GradientType;
 }
 
-GrCustomStage* SkLinearGradient::asNewCustomStage(GrContext* context,
-                                                 GrSamplerState* sampler) const {
-    SkASSERT(NULL != context && NULL != sampler);
-    sampler->matrix()->preConcat(fPtsToUnit);
-    sampler->textureParams()->setTileModeX(fTileMode);
-    sampler->textureParams()->setTileModeY(kClamp_TileMode);
-    sampler->textureParams()->setBilerp(true);
-    return SkNEW_ARGS(GrLinearGradient, (context, *this, sampler));
-}
-
 static void dither_memset16(uint16_t dst[], uint16_t value, uint16_t other,
                             int count) {
     if (reinterpret_cast<uintptr_t>(dst) & 2) {
@@ -506,6 +496,30 @@ private:
     typedef GrGLGradientStage INHERITED;
 };
 
+/////////////////////////////////////////////////////////////////////
+
+class GrLinearGradient : public GrGradientEffect {
+public:
+
+    GrLinearGradient(GrContext* ctx, const SkLinearGradient& shader,
+                     GrSamplerState* sampler)
+        : INHERITED(ctx, shader, sampler) { }
+    virtual ~GrLinearGradient() { }
+
+    static const char* Name() { return "Linear Gradient"; }
+    const GrProgramStageFactory& getFactory() const SK_OVERRIDE {
+        return GrTProgramStageFactory<GrLinearGradient>::getInstance();
+    }
+
+    typedef GrGLLinearGradient GLProgramStage;
+
+private:
+
+    typedef GrGradientEffect INHERITED;
+};
+
+/////////////////////////////////////////////////////////////////////
+
 void GrGLLinearGradient::emitFS(GrGLShaderBuilder* builder,
                                 const char* outputColor,
                                 const char* inputColor,
@@ -517,21 +531,13 @@ void GrGLLinearGradient::emitFS(GrGLShaderBuilder* builder,
 
 /////////////////////////////////////////////////////////////////////
 
-GrLinearGradient::GrLinearGradient(GrTexture* texture)
-    : INHERITED(texture) { 
-}
-
-GrLinearGradient::GrLinearGradient(GrContext* ctx, 
-                                   const SkLinearGradient& shader,
-                                   GrSamplerState* sampler)
-    : INHERITED(ctx, shader, sampler) {
-}
-
-GrLinearGradient::~GrLinearGradient() {
-
-}
-
-const GrProgramStageFactory& GrLinearGradient::getFactory() const {
-    return GrTProgramStageFactory<GrLinearGradient>::getInstance();
+GrCustomStage* SkLinearGradient::asNewCustomStage(GrContext* context,
+                                                  GrSamplerState* sampler) const {
+    SkASSERT(NULL != context && NULL != sampler);
+    sampler->matrix()->preConcat(fPtsToUnit);
+    sampler->textureParams()->setTileModeX(fTileMode);
+    sampler->textureParams()->setTileModeY(kClamp_TileMode);
+    sampler->textureParams()->setBilerp(true);
+    return SkNEW_ARGS(GrLinearGradient, (context, *this, sampler));
 }
 

diff --git a/src/effects/gradients/SkLinearGradient.h b/src/effects/gradients/SkLinearGradient.h
index c4b1b4672d7a74f9bac1ce660e6419ae7617560f..705c37c34812de52b2cb8a77df97205884265a92 100644 (file)
--- a/src/effects/gradients/SkLinearGradient.h
+++ b/src/effects/gradients/SkLinearGradient.h
@@ -37,29 +37,5 @@ private:
     const SkPoint fEnd;
 };
 
-///////////////////////////////////////////////////////////////////////////////
-
-class GrGLLinearGradient;
-
-class GrLinearGradient : public GrGradientEffect {
-
-public:
-
-    GrLinearGradient(GrTexture* texture);
-    GrLinearGradient(GrContext* ctx, const SkLinearGradient& shader,
-                     GrSamplerState* sampler);
-    virtual ~GrLinearGradient();
-
-    static const char* Name() { return "Linear Gradient"; }
-    virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE;
-
-    typedef GrGLLinearGradient GLProgramStage;
-
-private:
-
-    typedef GrGradientEffect INHERITED;
-};
-
-
 #endif
 

diff --git a/src/effects/gradients/SkRadialGradient.cpp b/src/effects/gradients/SkRadialGradient.cpp
index 3a0583bf01f036ac79c535ea55e2deb72bf6550f..be2e46f0caa3b15d493f27b43e5605626dd4b5da 100644 (file)
--- a/src/effects/gradients/SkRadialGradient.cpp
+++ b/src/effects/gradients/SkRadialGradient.cpp
@@ -150,6 +150,8 @@ void shadeSpan16_radial_repeat(SkScalar sfx, SkScalar sdx,
 
 }
 
+/////////////////////////////////////////////////////////////////////
+
 SkRadialGradient::SkRadialGradient(const SkPoint& center, SkScalar radius,
                 const SkColor colors[], const SkScalar pos[], int colorCount,
                 SkShader::TileMode mode, SkUnitMapper* mapper)
@@ -245,16 +247,6 @@ SkShader::GradientType SkRadialGradient::asAGradient(GradientInfo* info) const {
     return kRadial_GradientType;
 }
 
-GrCustomStage* SkRadialGradient::asNewCustomStage(GrContext* context,
-    GrSamplerState* sampler) const {
-    SkASSERT(NULL != context && NULL != sampler);
-    sampler->matrix()->preConcat(fPtsToUnit);
-    sampler->textureParams()->setTileModeX(fTileMode);
-    sampler->textureParams()->setTileModeY(kClamp_TileMode);
-    sampler->textureParams()->setBilerp(true);
-    return SkNEW_ARGS(GrRadialGradient, (context, *this, sampler));
-}
-
 SkRadialGradient::SkRadialGradient(SkFlattenableReadBuffer& buffer)
     : INHERITED(buffer),
       fCenter(buffer.readPoint()),
@@ -480,7 +472,6 @@ void SkRadialGradient::shadeSpan(int x, int y,
 /////////////////////////////////////////////////////////////////////
 
 class GrGLRadialGradient : public GrGLGradientStage {
-
 public:
 
     GrGLRadialGradient(const GrProgramStageFactory& factory,
@@ -502,6 +493,33 @@ private:
 
 };
 
+/////////////////////////////////////////////////////////////////////
+
+class GrRadialGradient : public GrGradientEffect {
+public:
+
+    GrRadialGradient(GrContext* ctx, 
+                     const SkRadialGradient& shader,
+                     GrSamplerState* sampler)
+        : INHERITED(ctx, shader, sampler) {
+    }
+
+    virtual ~GrRadialGradient() { }
+
+    static const char* Name() { return "Radial Gradient"; }
+    virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE {
+        return GrTProgramStageFactory<GrRadialGradient>::getInstance();
+    }
+
+    typedef GrGLRadialGradient GLProgramStage;
+
+private:
+
+    typedef GrGradientEffect INHERITED;
+};
+
+/////////////////////////////////////////////////////////////////////
+
 void GrGLRadialGradient::emitFS(GrGLShaderBuilder* builder,
                                 const char* outputColor,
                                 const char* inputColor,
@@ -511,26 +529,15 @@ void GrGLRadialGradient::emitFS(GrGLShaderBuilder* builder,
     this->emitColorLookup(builder, t.c_str(), outputColor, samplerName);
 }
 
-
 /////////////////////////////////////////////////////////////////////
 
-
-GrRadialGradient::GrRadialGradient(GrTexture* texture)
-    : INHERITED(texture) {
-
-}
-
-GrRadialGradient::GrRadialGradient(GrContext* ctx, 
-                                   const SkRadialGradient& shader,
-                                   GrSamplerState* sampler)
-    : INHERITED(ctx, shader, sampler) {
-}
-
-GrRadialGradient::~GrRadialGradient() {
-
-}
-
-const GrProgramStageFactory& GrRadialGradient::getFactory() const {
-    return GrTProgramStageFactory<GrRadialGradient>::getInstance();
+GrCustomStage* SkRadialGradient::asNewCustomStage(GrContext* context,
+    GrSamplerState* sampler) const {
+    SkASSERT(NULL != context && NULL != sampler);
+    sampler->matrix()->preConcat(fPtsToUnit);
+    sampler->textureParams()->setTileModeX(fTileMode);
+    sampler->textureParams()->setTileModeY(kClamp_TileMode);
+    sampler->textureParams()->setBilerp(true);
+    return SkNEW_ARGS(GrRadialGradient, (context, *this, sampler));
 }
 

diff --git a/src/effects/gradients/SkRadialGradient.h b/src/effects/gradients/SkRadialGradient.h
index 0b7e30c2d4d08b4662c228363260251025b4a321..23a35f7fd297ff7482435f1e63d27d6d0c8eafc8 100644 (file)
--- a/src/effects/gradients/SkRadialGradient.h
+++ b/src/effects/gradients/SkRadialGradient.h
@@ -39,28 +39,5 @@ private:
     const SkScalar fRadius;
 };
 
-///////////////////////////////////////////////////////////////////////////////
-
-class GrGLRadialGradient;
-
-class GrRadialGradient : public GrGradientEffect {
-
-public:
-
-    GrRadialGradient(GrTexture* texture);
-    GrRadialGradient(GrContext* ctx, const SkRadialGradient& shader,
-                     GrSamplerState* sampler);
-    virtual ~GrRadialGradient();
-
-    static const char* Name() { return "Radial Gradient"; }
-    virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE;
-
-    typedef GrGLRadialGradient GLProgramStage;
-
-private:
-
-    typedef GrGradientEffect INHERITED;
-};
-
 #endif
 

diff --git a/src/effects/gradients/SkSweepGradient.cpp b/src/effects/gradients/SkSweepGradient.cpp
index 963485cdf19c69316cc7bc6440cc2d9bab43c99c..b4e013a0a196535fad8e4fb763bbca6d6dff4ddb 100644 (file)
--- a/src/effects/gradients/SkSweepGradient.cpp
+++ b/src/effects/gradients/SkSweepGradient.cpp
@@ -39,15 +39,6 @@ SkShader::GradientType SkSweepGradient::asAGradient(GradientInfo* info) const {
     return kSweep_GradientType;
 }
 
-GrCustomStage* SkSweepGradient::asNewCustomStage(GrContext* context,
-    GrSamplerState* sampler) const {
-    sampler->matrix()->preConcat(fPtsToUnit);
-    sampler->textureParams()->setTileModeX(fTileMode);
-    sampler->textureParams()->setTileModeY(kClamp_TileMode);
-    sampler->textureParams()->setBilerp(true);
-    return SkNEW_ARGS(GrSweepGradient, (context, *this, sampler));
-}
-
 SkSweepGradient::SkSweepGradient(SkFlattenableReadBuffer& buffer)
     : INHERITED(buffer),
       fCenter(buffer.readPoint()) {
@@ -390,7 +381,6 @@ void SkSweepGradient::shadeSpan16(int x, int y, uint16_t* SK_RESTRICT dstC,
 /////////////////////////////////////////////////////////////////////
 
 class GrGLSweepGradient : public GrGLGradientStage {
-
 public:
 
     GrGLSweepGradient(const GrProgramStageFactory& factory,
@@ -412,6 +402,31 @@ private:
 
 };
 
+/////////////////////////////////////////////////////////////////////
+
+class GrSweepGradient : public GrGradientEffect {
+public:
+
+    GrSweepGradient(GrContext* ctx, 
+                    const SkSweepGradient& shader,
+                    GrSamplerState* sampler) 
+    : INHERITED(ctx, shader, sampler) { }
+    virtual ~GrSweepGradient() { }
+
+    static const char* Name() { return "Sweep Gradient"; }
+    virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE {
+        return GrTProgramStageFactory<GrSweepGradient>::getInstance();
+    }
+
+    typedef GrGLSweepGradient GLProgramStage;
+
+protected:
+
+    typedef GrGradientEffect INHERITED;
+};
+
+/////////////////////////////////////////////////////////////////////
+
 void GrGLSweepGradient::emitFS(GrGLShaderBuilder* builder,
                               const char* outputColor,
                               const char* inputColor,
@@ -424,22 +439,12 @@ void GrGLSweepGradient::emitFS(GrGLShaderBuilder* builder,
 
 /////////////////////////////////////////////////////////////////////
 
-GrSweepGradient::GrSweepGradient(GrTexture* texture)
-    : INHERITED(texture) {
-
-}
-
-GrSweepGradient::GrSweepGradient(GrContext* ctx, 
-                                 const SkSweepGradient& shader,
-                                 GrSamplerState* sampler) 
-                                 : INHERITED(ctx, shader, sampler) {
-}
-
-GrSweepGradient::~GrSweepGradient() {
-
-}
-
-const GrProgramStageFactory& GrSweepGradient::getFactory() const {
-    return GrTProgramStageFactory<GrSweepGradient>::getInstance();
+GrCustomStage* SkSweepGradient::asNewCustomStage(GrContext* context,
+    GrSamplerState* sampler) const {
+    sampler->matrix()->preConcat(fPtsToUnit);
+    sampler->textureParams()->setTileModeX(fTileMode);
+    sampler->textureParams()->setTileModeY(kClamp_TileMode);
+    sampler->textureParams()->setBilerp(true);
+    return SkNEW_ARGS(GrSweepGradient, (context, *this, sampler));
 }
 

diff --git a/src/effects/gradients/SkSweepGradient.h b/src/effects/gradients/SkSweepGradient.h
index 9a6c4eee6d076ef69b21bca2dd7b7f6beeb84a57..2b9dfeb6757e0ee6cd30e1287574f8cf929abe0d 100644 (file)
--- a/src/effects/gradients/SkSweepGradient.h
+++ b/src/effects/gradients/SkSweepGradient.h
@@ -38,28 +38,5 @@ private:
     const SkPoint fCenter;
 };
 
-///////////////////////////////////////////////////////////////////////////////
-
-class GrGLSweepGradient;
-
-class GrSweepGradient : public GrGradientEffect {
-
-public:
-
-    GrSweepGradient(GrTexture* texture);
-    GrSweepGradient(GrContext* ctx, const SkSweepGradient& shader,
-                     GrSamplerState* sampler);
-    virtual ~GrSweepGradient();
-
-    static const char* Name() { return "Sweep Gradient"; }
-    virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE;
-
-    typedef GrGLSweepGradient GLProgramStage;
-
-protected:
-
-    typedef GrGradientEffect INHERITED;
-};
-
 #endif
 

diff --git a/src/effects/gradients/SkTwoPointConicalGradient.cpp b/src/effects/gradients/SkTwoPointConicalGradient.cpp
index feef3b9e1e162594ac697cf2af52bf1dfe839949..ae20caeb508b39cd23343fdb7291b7eb52bed93d 100644 (file)
--- a/src/effects/gradients/SkTwoPointConicalGradient.cpp
+++ b/src/effects/gradients/SkTwoPointConicalGradient.cpp
@@ -163,6 +163,8 @@ void SkTwoPointConicalGradient::init() {
     fPtsToUnit.reset();
 }
 
+/////////////////////////////////////////////////////////////////////
+
 SkTwoPointConicalGradient::SkTwoPointConicalGradient(
     const SkPoint& start, SkScalar startRadius,
     const SkPoint& end, SkScalar endRadius,
@@ -292,25 +294,6 @@ SkShader::GradientType SkTwoPointConicalGradient::asAGradient(
     return kConical_GradientType;
 }
 
-GrCustomStage* SkTwoPointConicalGradient::asNewCustomStage(
-    GrContext* context, GrSamplerState* sampler) const {
-    SkASSERT(NULL != context && NULL != sampler);
-    SkPoint diff = fCenter2 - fCenter1;
-    SkScalar diffLen = diff.length();
-    if (0 != diffLen) {
-        SkScalar invDiffLen = SkScalarInvert(diffLen);
-        sampler->matrix()->setSinCos(-SkScalarMul(invDiffLen, diff.fY),
-                          SkScalarMul(invDiffLen, diff.fX));
-    } else {
-        sampler->matrix()->reset();
-    }
-    sampler->matrix()->preTranslate(-fCenter1.fX, -fCenter1.fY);
-    sampler->textureParams()->setTileModeX(fTileMode);
-    sampler->textureParams()->setTileModeY(kClamp_TileMode);
-    sampler->textureParams()->setBilerp(true);
-    return SkNEW_ARGS(GrConical2Gradient, (context, *this, sampler));
-}
-
 SkTwoPointConicalGradient::SkTwoPointConicalGradient(
     SkFlattenableReadBuffer& buffer)
     : INHERITED(buffer),
@@ -337,7 +320,6 @@ typedef GrGLUniformManager::UniformHandle UniformHandle;
 static const UniformHandle kInvalidUniformHandle = GrGLUniformManager::kInvalidUniformHandle;
 
 class GrGLConical2Gradient : public GrGLGradientStage {
-
 public:
 
     GrGLConical2Gradient(const GrProgramStageFactory& factory,
@@ -356,9 +338,7 @@ public:
                          const GrRenderTarget*,
                          int stageNum) SK_OVERRIDE;
 
-    static StageKey GenKey(const GrCustomStage& s) {
-        return (static_cast<const GrConical2Gradient&>(s).isDegenerate());
-    }
+    static StageKey GenKey(const GrCustomStage& s);
 
 protected:
 
@@ -385,6 +365,57 @@ private:
 
 };
 
+/////////////////////////////////////////////////////////////////////
+
+class GrConical2Gradient : public GrGradientEffect {
+public:
+
+    GrConical2Gradient(GrContext* ctx, const SkTwoPointConicalGradient& shader,
+                       GrSamplerState* sampler)
+        : INHERITED(ctx, shader, sampler) 
+        , fCenterX1(shader.getCenterX1())
+        , fRadius0(shader.getStartRadius())
+        , fDiffRadius(shader.getDiffRadius()) { }
+
+    virtual ~GrConical2Gradient() { }
+
+    static const char* Name() { return "Two-Point Conical Gradient"; }
+    virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE {
+        return GrTProgramStageFactory<GrConical2Gradient>::getInstance();
+    }
+    virtual bool isEqual(const GrCustomStage& sBase) const SK_OVERRIDE {
+        const GrConical2Gradient& s = static_cast<const GrConical2Gradient&>(sBase);
+        return (INHERITED::isEqual(sBase) &&
+                this->fCenterX1 == s.fCenterX1 &&
+                this->fRadius0 == s.fRadius0 &&
+                this->fDiffRadius == s.fDiffRadius);
+    }
+
+    // The radial gradient parameters can collapse to a linear (instead of quadratic) equation.
+    bool isDegenerate() const { return SkScalarAbs(fDiffRadius) == SkScalarAbs(fCenterX1); }
+    GrScalar center() const { return fCenterX1; }
+    GrScalar diffRadius() const { return fDiffRadius; }
+    GrScalar radius() const { return fRadius0; }
+
+    typedef GrGLConical2Gradient GLProgramStage;
+
+private:
+
+    // @{
+    // Cache of values - these can change arbitrarily, EXCEPT
+    // we shouldn't change between degenerate and non-degenerate?!
+
+    GrScalar fCenterX1;
+    GrScalar fRadius0;
+    GrScalar fDiffRadius;
+
+    // @}
+
+    typedef GrGradientEffect INHERITED;
+};
+
+/////////////////////////////////////////////////////////////////////
+
 GrGLConical2Gradient::GrGLConical2Gradient(
         const GrProgramStageFactory& factory,
         const GrCustomStage& baseData)
@@ -603,44 +634,28 @@ void GrGLConical2Gradient::setData(const GrGLUniformManager& uman,
     }
 }
 
-
-/////////////////////////////////////////////////////////////////////
-
-GrConical2Gradient::GrConical2Gradient(GrTexture* texture,
-                                       GrScalar center,
-                                       GrScalar radius,
-                                       GrScalar diffRadius)
-    : INHERITED(texture)
-    , fCenterX1 (center)
-    , fRadius0 (radius)
-    , fDiffRadius (diffRadius) {
-
-}
-
-GrConical2Gradient::GrConical2Gradient(GrContext* ctx, 
-                                       const SkTwoPointConicalGradient& shader,
-                                       GrSamplerState* sampler)
-    : INHERITED(ctx, shader, sampler) 
-    , fCenterX1(shader.getCenterX1())
-    , fRadius0(shader.getStartRadius())
-    , fDiffRadius(shader.getDiffRadius()) {
+GrCustomStage::StageKey GrGLConical2Gradient::GenKey(const GrCustomStage& s) {
+    return (static_cast<const GrConical2Gradient&>(s).isDegenerate());
 }
 
-GrConical2Gradient::~GrConical2Gradient() {
-
-}
-
-
-const GrProgramStageFactory& GrConical2Gradient::getFactory() const {
-    return GrTProgramStageFactory<GrConical2Gradient>::getInstance();
-}
+/////////////////////////////////////////////////////////////////////
 
-bool GrConical2Gradient::isEqual(const GrCustomStage& sBase) const {
-    const GrConical2Gradient& s = static_cast<const GrConical2Gradient&>(sBase);
-    return (INHERITED::isEqual(sBase) &&
-            this->fCenterX1 == s.fCenterX1 &&
-            this->fRadius0 == s.fRadius0 &&
-            this->fDiffRadius == s.fDiffRadius);
+GrCustomStage* SkTwoPointConicalGradient::asNewCustomStage(
+    GrContext* context, GrSamplerState* sampler) const {
+    SkASSERT(NULL != context && NULL != sampler);
+    SkPoint diff = fCenter2 - fCenter1;
+    SkScalar diffLen = diff.length();
+    if (0 != diffLen) {
+        SkScalar invDiffLen = SkScalarInvert(diffLen);
+        sampler->matrix()->setSinCos(-SkScalarMul(invDiffLen, diff.fY),
+                          SkScalarMul(invDiffLen, diff.fX));
+    } else {
+        sampler->matrix()->reset();
+    }
+    sampler->matrix()->preTranslate(-fCenter1.fX, -fCenter1.fY);
+    sampler->textureParams()->setTileModeX(fTileMode);
+    sampler->textureParams()->setTileModeY(kClamp_TileMode);
+    sampler->textureParams()->setBilerp(true);
+    return SkNEW_ARGS(GrConical2Gradient, (context, *this, sampler));
 }
 
-

diff --git a/src/effects/gradients/SkTwoPointConicalGradient.h b/src/effects/gradients/SkTwoPointConicalGradient.h
index 733ae522c9f4de2d0ac3d6253685227172feaf69..45ed15b8b12cd0a1914008d1a3afcc497126ba79 100644 (file)
--- a/src/effects/gradients/SkTwoPointConicalGradient.h
+++ b/src/effects/gradients/SkTwoPointConicalGradient.h
@@ -82,45 +82,5 @@ private:
     const SkScalar fRadius2;
 };
 
-///////////////////////////////////////////////////////////////////////////////
-
-class GrGLConical2Gradient;
-
-class GrConical2Gradient : public GrGradientEffect {
-
-public:
-
-    GrConical2Gradient(GrTexture* texture, GrScalar center, GrScalar radius, GrScalar diffRadius);
-    GrConical2Gradient(GrContext* ctx, const SkTwoPointConicalGradient& shader,
-                       GrSamplerState* sampler);
-    virtual ~GrConical2Gradient();
-
-    static const char* Name() { return "Two-Point Conical Gradient"; }
-    virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE;
-    virtual bool isEqual(const GrCustomStage&) const SK_OVERRIDE;
-
-    // The radial gradient parameters can collapse to a linear (instead of quadratic) equation.
-    bool isDegenerate() const { return SkScalarAbs(fDiffRadius) == SkScalarAbs(fCenterX1); }
-    GrScalar center() const { return fCenterX1; }
-    GrScalar diffRadius() const { return fDiffRadius; }
-    GrScalar radius() const { return fRadius0; }
-
-    typedef GrGLConical2Gradient GLProgramStage;
-
-private:
-
-    // @{
-    // Cache of values - these can change arbitrarily, EXCEPT
-    // we shouldn't change between degenerate and non-degenerate?!
-
-    GrScalar fCenterX1;
-    GrScalar fRadius0;
-    GrScalar fDiffRadius;
-
-    // @}
-
-    typedef GrGradientEffect INHERITED;
-};
-
 #endif
 

diff --git a/src/effects/gradients/SkTwoPointRadialGradient.cpp b/src/effects/gradients/SkTwoPointRadialGradient.cpp
index ed21d7518032bc616033317a25f03809095b35b6..582c435bf246df449f9f77e97b4cd090959d79d4 100644 (file)
--- a/src/effects/gradients/SkTwoPointRadialGradient.cpp
+++ b/src/effects/gradients/SkTwoPointRadialGradient.cpp
@@ -165,6 +165,8 @@ void shadeSpan_twopoint_repeat(SkScalar fx, SkScalar dx,
 }
 }
 
+/////////////////////////////////////////////////////////////////////
+
 SkTwoPointRadialGradient::SkTwoPointRadialGradient(
     const SkPoint& start, SkScalar startRadius,
     const SkPoint& end, SkScalar endRadius,
@@ -220,24 +222,6 @@ SkShader::GradientType SkTwoPointRadialGradient::asAGradient(
     return kRadial2_GradientType;
 }
 
-GrCustomStage* SkTwoPointRadialGradient::asNewCustomStage(
-    GrContext* context, GrSamplerState* sampler) const {
-    SkASSERT(NULL != context && NULL != sampler);
-    SkScalar diffLen = fDiff.length();
-    if (0 != diffLen) {
-        SkScalar invDiffLen = SkScalarInvert(diffLen);
-        sampler->matrix()->setSinCos(-SkScalarMul(invDiffLen, fDiff.fY),
-                                     SkScalarMul(invDiffLen, fDiff.fX));
-    } else {
-        sampler->matrix()->reset();
-    }
-    sampler->matrix()->preConcat(fPtsToUnit);
-    sampler->textureParams()->setTileModeX(fTileMode);
-    sampler->textureParams()->setTileModeY(kClamp_TileMode);
-    sampler->textureParams()->setBilerp(true);
-    return SkNEW_ARGS(GrRadial2Gradient, (context, *this, sampler));
-}
-
 void SkTwoPointRadialGradient::shadeSpan(int x, int y, SkPMColor* dstCParam,
                                          int count) {
     SkASSERT(count > 0);
@@ -387,9 +371,7 @@ public:
                          const GrRenderTarget*,
                          int stageNum) SK_OVERRIDE;
 
-    static StageKey GenKey(const GrCustomStage& s) {
-        return (static_cast<const GrRadial2Gradient&>(s).isDegenerate());
-    }
+    static StageKey GenKey(const GrCustomStage& s);
 
 protected:
 
@@ -416,6 +398,56 @@ private:
 
 };
 
+/////////////////////////////////////////////////////////////////////
+
+class GrRadial2Gradient : public GrGradientEffect {
+public:
+
+    GrRadial2Gradient(GrContext* ctx, const SkTwoPointRadialGradient& shader, 
+                      GrSamplerState* sampler)
+        : INHERITED(ctx, shader, sampler)
+        , fCenterX1(shader.getCenterX1())
+        , fRadius0(shader.getStartRadius()) 
+        , fPosRoot(shader.getDiffRadius() < 0) { }
+    virtual ~GrRadial2Gradient() { }
+
+    static const char* Name() { return "Two-Point Radial Gradient"; }
+    virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE {
+        return GrTProgramStageFactory<GrRadial2Gradient>::getInstance();
+    }
+    virtual bool isEqual(const GrCustomStage& sBase) const SK_OVERRIDE {
+        const GrRadial2Gradient& s = static_cast<const GrRadial2Gradient&>(sBase);
+        return (INHERITED::isEqual(sBase) &&
+                this->fCenterX1 == s.fCenterX1 &&
+                this->fRadius0 == s.fRadius0 &&
+                this->fPosRoot == s.fPosRoot);
+    }
+
+    // The radial gradient parameters can collapse to a linear (instead of quadratic) equation.
+    bool isDegenerate() const { return GR_Scalar1 == fCenterX1; }
+    GrScalar center() const { return fCenterX1; }
+    GrScalar radius() const { return fRadius0; }
+    bool isPosRoot() const { return SkToBool(fPosRoot); }
+
+    typedef GrGLRadial2Gradient GLProgramStage;
+
+private:
+
+    // @{
+    // Cache of values - these can change arbitrarily, EXCEPT
+    // we shouldn't change between degenerate and non-degenerate?!
+
+    GrScalar fCenterX1;
+    GrScalar fRadius0;
+    SkBool8  fPosRoot;
+
+    // @}
+
+    typedef GrGradientEffect INHERITED;
+};
+
+/////////////////////////////////////////////////////////////////////
+
 GrGLRadial2Gradient::GrGLRadial2Gradient(
         const GrProgramStageFactory& factory,
         const GrCustomStage& baseData)
@@ -574,44 +606,27 @@ void GrGLRadial2Gradient::setData(const GrGLUniformManager& uman,
     }
 }
 
-
-/////////////////////////////////////////////////////////////////////
-
-GrRadial2Gradient::GrRadial2Gradient(GrTexture* texture,
-                                     GrScalar center,
-                                     GrScalar radius,
-                                     bool posRoot)
-    : INHERITED(texture)
-    , fCenterX1 (center)
-    , fRadius0 (radius)
-    , fPosRoot (posRoot) {
-
-}
-
-GrRadial2Gradient::GrRadial2Gradient(GrContext* ctx, 
-                                     const SkTwoPointRadialGradient& shader, 
-                                     GrSamplerState* sampler)
-    : INHERITED(ctx, shader, sampler)
-    , fCenterX1(shader.getCenterX1())
-    , fRadius0(shader.getStartRadius()) 
-    , fPosRoot(shader.getDiffRadius() < 0) {
+GrCustomStage::StageKey GrGLRadial2Gradient::GenKey(const GrCustomStage& s) {
+    return (static_cast<const GrRadial2Gradient&>(s).isDegenerate());
 }
 
+/////////////////////////////////////////////////////////////////////
 
-GrRadial2Gradient::~GrRadial2Gradient() {
-
-}
-
-
-const GrProgramStageFactory& GrRadial2Gradient::getFactory() const {
-    return GrTProgramStageFactory<GrRadial2Gradient>::getInstance();
-}
-
-bool GrRadial2Gradient::isEqual(const GrCustomStage& sBase) const {
-    const GrRadial2Gradient& s = static_cast<const GrRadial2Gradient&>(sBase);
-    return (INHERITED::isEqual(sBase) &&
-            this->fCenterX1 == s.fCenterX1 &&
-            this->fRadius0 == s.fRadius0 &&
-            this->fPosRoot == s.fPosRoot);
+GrCustomStage* SkTwoPointRadialGradient::asNewCustomStage(
+    GrContext* context, GrSamplerState* sampler) const {
+    SkASSERT(NULL != context && NULL != sampler);
+    SkScalar diffLen = fDiff.length();
+    if (0 != diffLen) {
+        SkScalar invDiffLen = SkScalarInvert(diffLen);
+        sampler->matrix()->setSinCos(-SkScalarMul(invDiffLen, fDiff.fY),
+                                     SkScalarMul(invDiffLen, fDiff.fX));
+    } else {
+        sampler->matrix()->reset();
+    }
+    sampler->matrix()->preConcat(fPtsToUnit);
+    sampler->textureParams()->setTileModeX(fTileMode);
+    sampler->textureParams()->setTileModeY(kClamp_TileMode);
+    sampler->textureParams()->setBilerp(true);
+    return SkNEW_ARGS(GrRadial2Gradient, (context, *this, sampler));
 }
 

diff --git a/src/effects/gradients/SkTwoPointRadialGradient.h b/src/effects/gradients/SkTwoPointRadialGradient.h
index bf94c3cc143ccde95d03c158f846ad86f51a3baa..a6036f176fd6b62044b20f369817f18937ccae80 100644 (file)
--- a/src/effects/gradients/SkTwoPointRadialGradient.h
+++ b/src/effects/gradients/SkTwoPointRadialGradient.h
@@ -54,45 +54,5 @@ private:
     void init();
 };
 
-///////////////////////////////////////////////////////////////////////////////
-
-class GrGLRadial2Gradient;
-
-class GrRadial2Gradient : public GrGradientEffect {
-
-public:
-
-    GrRadial2Gradient(GrTexture* texture, GrScalar center, GrScalar radius, bool posRoot);
-    GrRadial2Gradient(GrContext* ctx, const SkTwoPointRadialGradient& shader,
-                      GrSamplerState* sampler);
-    virtual ~GrRadial2Gradient();
-
-    static const char* Name() { return "Two-Point Radial Gradient"; }
-    virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE;
-    virtual bool isEqual(const GrCustomStage&) const SK_OVERRIDE;
-
-    // The radial gradient parameters can collapse to a linear (instead of quadratic) equation.
-    bool isDegenerate() const { return GR_Scalar1 == fCenterX1; }
-    GrScalar center() const { return fCenterX1; }
-    GrScalar radius() const { return fRadius0; }
-    bool isPosRoot() const { return SkToBool(fPosRoot); }
-
-    typedef GrGLRadial2Gradient GLProgramStage;
-
-private:
-
-    // @{
-    // Cache of values - these can change arbitrarily, EXCEPT
-    // we shouldn't change between degenerate and non-degenerate?!
-
-    GrScalar fCenterX1;
-    GrScalar fRadius0;
-    SkBool8  fPosRoot;
-
-    // @}
-
-    typedef GrGradientEffect INHERITED;
-};
-
 #endif