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author | 2012-08-02 18:11:43 +0000 | |
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committer | 2012-08-02 18:11:43 +0000 | |
commit | c3841b927ba32237a540949c408f78ad7682aa60 (patch) | |
tree | 9e322aeb18986544edd3eab33831c2534163b12d /src/gpu | |
parent | a73e860923885ae05ae794b40e7e3fe0b1bd8478 (diff) |
Move GL programs unit test code to tests project.
Review URL: http://codereview.appspot.com/6453079/
git-svn-id: http://skia.googlecode.com/svn/trunk@4927 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'src/gpu')
-rw-r--r-- | src/gpu/gl/GrGpuGL_unittest.cpp | 431 |
1 files changed, 0 insertions, 431 deletions
diff --git a/src/gpu/gl/GrGpuGL_unittest.cpp b/src/gpu/gl/GrGpuGL_unittest.cpp deleted file mode 100644 index 7fd61d9f88..0000000000 --- a/src/gpu/gl/GrGpuGL_unittest.cpp +++ /dev/null @@ -1,431 +0,0 @@ -#include "GrGpuGL.h" - -#include "effects/GrColorTableEffect.h" -#include "effects/GrConvolutionEffect.h" -#include "../effects/gradients/SkLinearGradient.h" -#include "../effects/gradients/SkRadialGradient.h" -#include "../effects/gradients/SkTwoPointRadialGradient.h" -#include "../effects/gradients/SkTwoPointConicalGradient.h" -#include "../effects/gradients/SkSweepGradient.h" -#include "effects/GrMorphologyEffect.h" -#include "SkLightingImageFilter.h" -#include "GrProgramStageFactory.h" -#include "GrRandom.h" - -namespace { - -// GrRandoms nextU() values have patterns in the low bits -// So using nextU() % array_count might never take some values. -int random_int(GrRandom* r, int count) { - return (int)(r->nextF() * count); -} - -// min is inclusive, max is exclusive -int random_int(GrRandom* r, int min, int max) { - return (int)(r->nextF() * (max-min)) + min; -} - -bool random_bool(GrRandom* r) { - return r->nextF() > .5f; -} - -SkPoint3 random_point3(GrRandom* r) { - return SkPoint3(r->nextF(), r->nextF(), r->nextF()); -} - -// populate a pair of arrays with colors and stop info, colorCount indicates -// the max number of colors, and is set to the actual number on return -void random_gradient(GrRandom* r, int* colorCount, SkColor* colors, - SkScalar** stops) { - int outColors = random_int(r, 1, *colorCount); - - // if one color, omit stops, if two colors, randomly decide whether or not to - if (outColors == 1 || (outColors == 2 && random_bool(r))) *stops = NULL; - - GrScalar stop = 0.f; - for (int i = 0; i < outColors; ++i) { - colors[i] = static_cast<SkColor>(r->nextF() * 0xffffffff); - if (*stops) { - (*stops)[i] = stop; - stop = i < outColors - 1 ? stop + r->nextF() * (1.f - stop) : 1.f; - } - } - - *colorCount = outColors; -} - -typedef GrGLProgram::StageDesc StageDesc; -// TODO: Effects should be able to register themselves for inclusion in the -// randomly generated shaders. They should be able to configure themselves -// randomly. -const GrCustomStage* create_random_effect(StageDesc* stageDesc, GrRandom* random, - GrContext* context) { - enum EffectType { - kConvolution_EffectType, - kErode_EffectType, - kDilate_EffectType, - kRadialGradient_EffectType, - kRadial2Gradient_EffectType, - kConical2Gradient_EffectType, - kDiffuseDistant_EffectType, - kDiffusePoint_EffectType, - kDiffuseSpot_EffectType, - kSpecularDistant_EffectType, - kSpecularPoint_EffectType, - kSpecularSpot_EffectType, - kSweepGradient_EffectType, - kColorTable_EffectType, - - kEffectCount - }; - - // TODO: Remove this when generator doesn't apply this non-custom-stage - // notion to custom stages automatically. - static const uint32_t kMulByAlphaMask = - StageDesc::kMulRGBByAlpha_RoundUp_InConfigFlag | - StageDesc::kMulRGBByAlpha_RoundDown_InConfigFlag; - - static const Gr1DKernelEffect::Direction gKernelDirections[] = { - Gr1DKernelEffect::kX_Direction, - Gr1DKernelEffect::kY_Direction - }; - - static const int kMaxGradientStops = 4; - - // TODO: When matrices are property of the custom-stage then remove the - // no-persp flag code below. - int effect = random_int(random, kEffectCount); - switch (effect) { - case kConvolution_EffectType: { - int direction = random_int(random, 2); - int kernelRadius = random_int(random, 1, 4); - float kernel[GrConvolutionEffect::kMaxKernelWidth]; - for (int i = 0; i < GrConvolutionEffect::kMaxKernelWidth; i++) { - kernel[i] = random->nextF(); - } - // does not work with perspective or mul-by-alpha-mask - stageDesc->fOptFlags |= StageDesc::kNoPerspective_OptFlagBit; - stageDesc->fInConfigFlags &= ~kMulByAlphaMask; - return SkNEW_ARGS(GrConvolutionEffect, - (NULL, - gKernelDirections[direction], - kernelRadius, - kernel)); - } - case kErode_EffectType: { - int direction = random_int(random, 2); - int kernelRadius = random_int(random, 1, 4); - // does not work with perspective or mul-by-alpha-mask - stageDesc->fOptFlags |= StageDesc::kNoPerspective_OptFlagBit; - stageDesc->fInConfigFlags &= ~kMulByAlphaMask; - return SkNEW_ARGS(GrMorphologyEffect, - (NULL, - gKernelDirections[direction], - kernelRadius, - GrContext::kErode_MorphologyType)); - } - case kDilate_EffectType: { - int direction = random_int(random, 2); - int kernelRadius = random_int(random, 1, 4); - // does not work with perspective or mul-by-alpha-mask - stageDesc->fOptFlags |= StageDesc::kNoPerspective_OptFlagBit; - stageDesc->fInConfigFlags &= ~kMulByAlphaMask; - return SkNEW_ARGS(GrMorphologyEffect, - (NULL, - gKernelDirections[direction], - kernelRadius, - GrContext::kDilate_MorphologyType)); - } - case kRadialGradient_EffectType: { - SkPoint center = {random->nextF(), random->nextF()}; - SkScalar radius = random->nextF(); - int colorCount = kMaxGradientStops; - SkColor colors[kMaxGradientStops]; - SkScalar stops[kMaxGradientStops]; - SkScalar* stopsPtr = stops; - random_gradient(random, &colorCount, colors, &stopsPtr); - SkShader::TileMode tileMode = static_cast<SkShader::TileMode>( - random_int(random, SkShader::kTileModeCount)); - SkAutoTUnref<SkGradientShaderBase> gradient( - static_cast<SkGradientShaderBase*>(SkGradientShader::CreateRadial( - center, radius, colors, stopsPtr, colorCount, tileMode, NULL))); - GrSamplerState sampler; - GrCustomStage* stage = gradient->asNewCustomStage(context, &sampler); - GrAssert(NULL != stage); - return stage; - } - case kRadial2Gradient_EffectType: { - SkPoint center1 = {random->nextF(), random->nextF()}; - SkPoint center2 = {random->nextF(), random->nextF()}; - SkScalar radius1 = random->nextF(); - SkScalar radius2; - do { - radius2 = random->nextF(); - } while (radius1 == radius2); - int colorCount = kMaxGradientStops; - SkColor colors[kMaxGradientStops]; - SkScalar stops[kMaxGradientStops]; - SkScalar* stopsPtr = stops; - random_gradient(random, &colorCount, colors, &stopsPtr); - SkShader::TileMode tileMode = static_cast<SkShader::TileMode>( - random_int(random, SkShader::kTileModeCount)); - SkAutoTUnref<SkGradientShaderBase> gradient( - static_cast<SkGradientShaderBase*>(SkGradientShader:: - CreateTwoPointRadial(center1, radius1, center2, radius2, - colors, stopsPtr, colorCount, tileMode, NULL))); - GrSamplerState sampler; - GrCustomStage* stage = gradient->asNewCustomStage(context, &sampler); - GrAssert(NULL != stage); - return stage; - } - case kConical2Gradient_EffectType: { - SkPoint center1 = {random->nextF(), random->nextF()}; - SkScalar radius1 = random->nextF(); - SkPoint center2; - SkScalar radius2; - do { - center1.set(random->nextF(), random->nextF()); - radius2 = random->nextF(); - } while (radius1 == radius2 && center1 == center2); - int colorCount = kMaxGradientStops; - SkColor colors[kMaxGradientStops]; - SkScalar stops[kMaxGradientStops]; - SkScalar* stopsPtr = stops; - random_gradient(random, &colorCount, colors, &stopsPtr); - SkShader::TileMode tileMode = static_cast<SkShader::TileMode>( - random_int(random, SkShader::kTileModeCount)); - SkAutoTUnref<SkGradientShaderBase> gradient( - static_cast<SkGradientShaderBase*>(SkGradientShader:: - CreateTwoPointConical(center1, radius1, center2, radius2, - colors, stopsPtr, colorCount, tileMode, NULL))); - GrSamplerState sampler; - GrCustomStage* stage = gradient->asNewCustomStage(context, &sampler); - GrAssert(NULL != stage); - return stage; - } - case kSweepGradient_EffectType: { - SkPoint center = {random->nextF(), random->nextF()}; - SkScalar radius = random->nextF(); - int colorCount = kMaxGradientStops; - SkColor colors[kMaxGradientStops]; - SkScalar stops[kMaxGradientStops]; - SkScalar* stopsPtr = stops; - random_gradient(random, &colorCount, colors, &stopsPtr); - SkAutoTUnref<SkGradientShaderBase> gradient( - static_cast<SkGradientShaderBase*>(SkGradientShader::CreateSweep( - center.fX, center.fY, colors, stopsPtr, colorCount, NULL))); - GrSamplerState sampler; - GrCustomStage* stage = gradient->asNewCustomStage(context, &sampler); - GrAssert(NULL != stage); - return stage; - } - case kDiffuseDistant_EffectType: { - SkPoint3 direction = random_point3(random); - direction.normalize(); - SkColor lightColor = random->nextU(); - SkScalar surfaceScale = SkFloatToScalar(random->nextF()); - SkScalar kd = SkFloatToScalar(random->nextF()); - SkAutoTUnref<SkImageFilter> filter(SkLightingImageFilter::CreateDistantLitDiffuse(direction, lightColor, surfaceScale, kd)); - // does not work with perspective or mul-by-alpha-mask - GrCustomStage* stage; - bool ok = filter->asNewCustomStage(&stage, NULL); - SkASSERT(ok); - return stage; - } - case kDiffusePoint_EffectType: { - SkPoint3 location = random_point3(random); - SkColor lightColor = random->nextU(); - SkScalar surfaceScale = SkFloatToScalar(random->nextF()); - SkScalar kd = SkFloatToScalar(random->nextF()); - SkAutoTUnref<SkImageFilter> filter(SkLightingImageFilter::CreatePointLitDiffuse(location, lightColor, surfaceScale, kd)); - // does not work with perspective or mul-by-alpha-mask - GrCustomStage* stage; - bool ok = filter->asNewCustomStage(&stage, NULL); - SkASSERT(ok); - return stage; - } - case kDiffuseSpot_EffectType: { - SkPoint3 location = random_point3(random); - SkPoint3 target = random_point3(random); - SkScalar cutoffAngle = SkFloatToScalar(random->nextF()); - SkScalar specularExponent = SkFloatToScalar(random->nextF()); - SkColor lightColor = random->nextU(); - SkScalar surfaceScale = SkFloatToScalar(random->nextF()); - SkScalar ks = SkFloatToScalar(random->nextF()); - SkScalar shininess = SkFloatToScalar(random->nextF()); - SkAutoTUnref<SkImageFilter> filter(SkLightingImageFilter::CreateSpotLitSpecular( - location, target, specularExponent, cutoffAngle, lightColor, surfaceScale, ks, shininess)); - // does not work with perspective or mul-by-alpha-mask - GrCustomStage* stage; - bool ok = filter->asNewCustomStage(&stage, NULL); - SkASSERT(ok); - return stage; - } - case kSpecularDistant_EffectType: { - SkPoint3 direction = random_point3(random); - direction.normalize(); - SkColor lightColor = random->nextU(); - SkScalar surfaceScale = SkFloatToScalar(random->nextF()); - SkScalar ks = SkFloatToScalar(random->nextF()); - SkScalar shininess = SkFloatToScalar(random->nextF()); - SkAutoTUnref<SkImageFilter> filter(SkLightingImageFilter::CreateDistantLitSpecular(direction, lightColor, surfaceScale, ks, shininess)); - // does not work with perspective or mul-by-alpha-mask - GrCustomStage* stage; - bool ok = filter->asNewCustomStage(&stage, NULL); - SkASSERT(ok); - return stage; - } - case kSpecularPoint_EffectType: { - SkPoint3 location = random_point3(random); - SkColor lightColor = random->nextU(); - SkScalar surfaceScale = SkFloatToScalar(random->nextF()); - SkScalar ks = SkFloatToScalar(random->nextF()); - SkScalar shininess = SkFloatToScalar(random->nextF()); - SkAutoTUnref<SkImageFilter> filter(SkLightingImageFilter::CreatePointLitSpecular(location, lightColor, surfaceScale, ks, shininess)); - // does not work with perspective or mul-by-alpha-mask - GrCustomStage* stage; - bool ok = filter->asNewCustomStage(&stage, NULL); - SkASSERT(ok); - return stage; - } - case kSpecularSpot_EffectType: { - SkPoint3 location = random_point3(random); - SkPoint3 target = random_point3(random); - SkScalar cutoffAngle = SkFloatToScalar(random->nextF()); - SkScalar specularExponent = SkFloatToScalar(random->nextF()); - SkColor lightColor = random->nextU(); - SkScalar surfaceScale = SkFloatToScalar(random->nextF()); - SkScalar ks = SkFloatToScalar(random->nextF()); - SkScalar shininess = SkFloatToScalar(random->nextF()); - SkAutoTUnref<SkImageFilter> filter(SkLightingImageFilter::CreateSpotLitSpecular( - location, target, specularExponent, cutoffAngle, lightColor, surfaceScale, ks, shininess)); - // does not work with perspective or mul-by-alpha-mask - GrCustomStage* stage; - bool ok = filter->asNewCustomStage(&stage, NULL); - SkASSERT(ok); - return stage; - } - case kColorTable_EffectType: { - return SkNEW_ARGS(GrColorTableEffect, (NULL)); - } - default: - GrCrash("Unexpected custom effect type"); - } - return NULL; -} -} - -bool GrGpuGL::programUnitTest() { - - // GrGLSLGeneration glslGeneration = - GrGetGLSLGeneration(this->glBinding(), this->glInterface()); - static const int STAGE_OPTS[] = { - 0, - StageDesc::kNoPerspective_OptFlagBit, - }; - static const int IN_CONFIG_FLAGS[] = { - StageDesc::kNone_InConfigFlag, - StageDesc::kSwapRAndB_InConfigFlag, - StageDesc::kSwapRAndB_InConfigFlag | - StageDesc::kMulRGBByAlpha_RoundUp_InConfigFlag, - StageDesc::kMulRGBByAlpha_RoundDown_InConfigFlag, - StageDesc::kSmearAlpha_InConfigFlag, - StageDesc::kSmearRed_InConfigFlag, - }; - - static const int NUM_TESTS = 512; - - GrRandom random; - for (int t = 0; t < NUM_TESTS; ++t) { - -#if 0 - GrPrintf("\nTest Program %d\n-------------\n", t); - static const int stop = -1; - if (t == stop) { - int breakpointhere = 9; - } -#endif - - ProgramDesc pdesc; - pdesc.fVertexLayout = 0; - pdesc.fEmitsPointSize = random.nextF() > .5f; - pdesc.fColorInput = random_int(&random, ProgramDesc::kColorInputCnt); - pdesc.fCoverageInput = random_int(&random, ProgramDesc::kColorInputCnt); - - pdesc.fColorFilterXfermode = random_int(&random, SkXfermode::kCoeffModesCnt); - - pdesc.fFirstCoverageStage = random_int(&random, GrDrawState::kNumStages); - - pdesc.fVertexLayout |= random_bool(&random) ? - GrDrawTarget::kCoverage_VertexLayoutBit : - 0; - -#if GR_GL_EXPERIMENTAL_GS - pdesc.fExperimentalGS = this->getCaps().fGeometryShaderSupport && - random_bool(&random); -#endif - pdesc.fOutputConfig = random_int(&random, ProgramDesc::kOutputConfigCnt); - - bool edgeAA = random_bool(&random); - if (edgeAA) { - pdesc.fVertexLayout |= GrDrawTarget::kEdge_VertexLayoutBit; - if (this->getCaps().fShaderDerivativeSupport) { - pdesc.fVertexEdgeType = (GrDrawState::VertexEdgeType) random_int(&random, GrDrawState::kVertexEdgeTypeCnt); - } else { - pdesc.fVertexEdgeType = GrDrawState::kHairLine_EdgeType; - } - } else { - } - - pdesc.fColorMatrixEnabled = random_bool(&random); - - if (this->getCaps().fDualSourceBlendingSupport) { - pdesc.fDualSrcOutput = random_int(&random, ProgramDesc::kDualSrcOutputCnt); - } else { - pdesc.fDualSrcOutput = ProgramDesc::kNone_DualSrcOutput; - } - - SkAutoTUnref<const GrCustomStage> customStages[GrDrawState::kNumStages]; - - for (int s = 0; s < GrDrawState::kNumStages; ++s) { - StageDesc& stage = pdesc.fStages[s]; - // enable the stage? - if (random_bool(&random)) { - // use separate tex coords? - if (random_bool(&random)) { - int t = random_int(&random, GrDrawState::kMaxTexCoords); - pdesc.fVertexLayout |= StageTexCoordVertexLayoutBit(s, t); - } - stage.setEnabled(true); - } - // use text-formatted verts? - if (random_bool(&random)) { - pdesc.fVertexLayout |= kTextFormat_VertexLayoutBit; - } - - stage.fCustomStageKey = 0; - - stage.fOptFlags = STAGE_OPTS[random_int(&random, GR_ARRAY_COUNT(STAGE_OPTS))]; - stage.fInConfigFlags = IN_CONFIG_FLAGS[random_int(&random, GR_ARRAY_COUNT(IN_CONFIG_FLAGS))]; - - bool useCustomEffect = random_bool(&random); - if (useCustomEffect) { - customStages[s].reset(create_random_effect(&stage, &random, getContext())); - if (NULL != customStages[s]) { - stage.fCustomStageKey = - customStages[s]->getFactory().glStageKey(*customStages[s], this->glCaps()); - } - } - } - GR_STATIC_ASSERT(sizeof(customStages) == - GrDrawState::kNumStages * sizeof(GrCustomStage*)); - const GrCustomStage** stages = reinterpret_cast<const GrCustomStage**>(&customStages); - SkAutoTUnref<GrGLProgram> program(GrGLProgram::Create(this->glContextInfo(), - pdesc, - stages)); - if (NULL == program.get()) { - return false; - } - } - return true; -} |