diff options
Diffstat (limited to 'gpu/include/GrDrawTarget.h')
-rw-r--r-- | gpu/include/GrDrawTarget.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gpu/include/GrDrawTarget.h b/gpu/include/GrDrawTarget.h index aef5937ea7..35f912b7c4 100644 --- a/gpu/include/GrDrawTarget.h +++ b/gpu/include/GrDrawTarget.h @@ -136,6 +136,7 @@ protected: uint32_t fFlagBits; GrBlendCoeff fSrcBlend; GrBlendCoeff fDstBlend; + GrColor fBlendConstant; GrTexture* fTextures[kNumStages]; GrSamplerState fSamplerStates[kNumStages]; GrRenderTarget* fRenderTarget; @@ -359,6 +360,24 @@ public: void setBlendFunc(GrBlendCoeff srcCoef, GrBlendCoeff dstCoef); /** + * Sets the blending function constant referenced by the following blending + * coeffecients: + * kConstC_BlendCoeff + * kIConstC_BlendCoeff + * kConstA_BlendCoeff + * kIConstA_BlendCoeff + * + * @param constant the constant to set + */ + void setBlendConstant(GrColor constant) { fCurrDrawState.fBlendConstant = constant; } + + /** + * Retrieves the last value set by setBlendConstant() + * @return the blending constant value + */ + GrColor getBlendConstant() const { return fCurrDrawState.fBlendConstant; } + + /** * Used to save and restore the GrGpu's drawing state */ struct SavedDrawState { |