diff options
author | 2015-09-08 15:23:34 -0700 | |
---|---|---|
committer | 2015-09-08 15:23:35 -0700 | |
commit | 036fd8e6f66b53cf87a5f91083cae82f0aeb3635 (patch) | |
tree | 65b7f07cf2aba924c84cba7208efa6d5f2e38a78 /src/core/SkComposeShader.cpp | |
parent | 894a2e436289077cd09cc89e857bfa0a2e590ee8 (diff) |
Added TestCreate for SkComposeShader; will pick two random child procs that don't have children of their own. This prevents creating an arbitrarily large tree of procs. Also, it will choose a random coefficient mode for the xfermode.
BUG=skia:4182
Review URL: https://codereview.chromium.org/1306163002
Diffstat (limited to 'src/core/SkComposeShader.cpp')
-rw-r--r-- | src/core/SkComposeShader.cpp | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/src/core/SkComposeShader.cpp b/src/core/SkComposeShader.cpp index 50fc6aaa39..d3e29be66c 100644 --- a/src/core/SkComposeShader.cpp +++ b/src/core/SkComposeShader.cpp @@ -198,9 +198,9 @@ void SkComposeShader::ComposeShaderContext::shadeSpan(int x, int y, SkPMColor re #include "SkGr.h" #include "GrProcessor.h" +#include "effects/GrConstColorProcessor.h" #include "gl/GrGLBlend.h" #include "gl/builders/GrGLProgramBuilder.h" -#include "effects/GrConstColorProcessor.h" ///////////////////////////////////////////////////////////////////// @@ -235,6 +235,8 @@ private: SkXfermode::Mode fMode; + GR_DECLARE_FRAGMENT_PROCESSOR_TEST; + typedef GrFragmentProcessor INHERITED; }; @@ -250,6 +252,35 @@ private: typedef GrGLFragmentProcessor INHERITED; }; +///////////////////////////////////////////////////////////////////// + +GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrComposeEffect); + +const GrFragmentProcessor* GrComposeEffect::TestCreate(GrProcessorTestData* d) { +#if SK_ALLOW_STATIC_GLOBAL_INITIALIZERS + // Create two random frag procs. + // For now, we'll prevent either children from being a shader with children to prevent the + // possibility of an arbitrarily large tree of procs. + SkAutoTUnref<const GrFragmentProcessor> fpA; + do { + fpA.reset(GrProcessorTestFactory<GrFragmentProcessor>::CreateStage(d)); + SkASSERT(fpA); + } while (fpA->numChildProcessors() != 0); + SkAutoTUnref<const GrFragmentProcessor> fpB; + do { + fpB.reset(GrProcessorTestFactory<GrFragmentProcessor>::CreateStage(d)); + SkASSERT(fpB); + } while (fpB->numChildProcessors() != 0); + + SkXfermode::Mode mode = static_cast<SkXfermode::Mode>( + d->fRandom->nextRangeU(0, SkXfermode::kLastCoeffMode)); + return SkNEW_ARGS(GrComposeEffect, (fpA, fpB, mode)); +#else + SkFAIL("Should not be called if !SK_ALLOW_STATIC_GLOBAL_INITIALIZERS"); + return nullptr; +#endif +} + bool GrComposeEffect::onIsEqual(const GrFragmentProcessor& other) const { const GrComposeEffect& cs = other.cast<GrComposeEffect>(); return fMode == cs.fMode; |