1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/skia/trunk/src/gpu/GrEffect.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,114 @@
1.4 +/*
1.5 + * Copyright 2012 Google Inc.
1.6 + *
1.7 + * Use of this source code is governed by a BSD-style license that can be
1.8 + * found in the LICENSE file.
1.9 + */
1.10 +
1.11 +#include "GrEffect.h"
1.12 +#include "GrBackendEffectFactory.h"
1.13 +#include "GrContext.h"
1.14 +#include "GrCoordTransform.h"
1.15 +#include "GrMemoryPool.h"
1.16 +#include "SkTLS.h"
1.17 +
1.18 +#if SK_ALLOW_STATIC_GLOBAL_INITIALIZERS
1.19 +SkTArray<GrEffectTestFactory*, true>* GrEffectTestFactory::GetFactories() {
1.20 + static SkTArray<GrEffectTestFactory*, true> gFactories;
1.21 + return &gFactories;
1.22 +}
1.23 +#endif
1.24 +
1.25 +namespace GrEffectUnitTest {
1.26 +const SkMatrix& TestMatrix(SkRandom* random) {
1.27 + static SkMatrix gMatrices[5];
1.28 + static bool gOnce;
1.29 + if (!gOnce) {
1.30 + gMatrices[0].reset();
1.31 + gMatrices[1].setTranslate(SkIntToScalar(-100), SkIntToScalar(100));
1.32 + gMatrices[2].setRotate(SkIntToScalar(17));
1.33 + gMatrices[3].setRotate(SkIntToScalar(185));
1.34 + gMatrices[3].postTranslate(SkIntToScalar(66), SkIntToScalar(-33));
1.35 + gMatrices[3].postScale(SkIntToScalar(2), SK_ScalarHalf);
1.36 + gMatrices[4].setRotate(SkIntToScalar(215));
1.37 + gMatrices[4].set(SkMatrix::kMPersp0, 0.00013f);
1.38 + gMatrices[4].set(SkMatrix::kMPersp1, -0.000039f);
1.39 + gOnce = true;
1.40 + }
1.41 + return gMatrices[random->nextULessThan(static_cast<uint32_t>(SK_ARRAY_COUNT(gMatrices)))];
1.42 +}
1.43 +}
1.44 +
1.45 +class GrEffect_Globals {
1.46 +public:
1.47 + static GrMemoryPool* GetTLS() {
1.48 + return (GrMemoryPool*)SkTLS::Get(CreateTLS, DeleteTLS);
1.49 + }
1.50 +
1.51 +private:
1.52 + static void* CreateTLS() {
1.53 + return SkNEW_ARGS(GrMemoryPool, (4096, 4096));
1.54 + }
1.55 +
1.56 + static void DeleteTLS(void* pool) {
1.57 + SkDELETE(reinterpret_cast<GrMemoryPool*>(pool));
1.58 + }
1.59 +};
1.60 +
1.61 +int32_t GrBackendEffectFactory::fCurrEffectClassID = GrBackendEffectFactory::kIllegalEffectClassID;
1.62 +
1.63 +///////////////////////////////////////////////////////////////////////////////
1.64 +
1.65 +GrEffectRef::~GrEffectRef() {
1.66 + SkASSERT(this->unique());
1.67 + fEffect->EffectRefDestroyed();
1.68 + fEffect->unref();
1.69 +}
1.70 +
1.71 +void* GrEffectRef::operator new(size_t size) {
1.72 + return GrEffect_Globals::GetTLS()->allocate(size);
1.73 +}
1.74 +
1.75 +void GrEffectRef::operator delete(void* target) {
1.76 + GrEffect_Globals::GetTLS()->release(target);
1.77 +}
1.78 +
1.79 +///////////////////////////////////////////////////////////////////////////////
1.80 +
1.81 +GrEffect::~GrEffect() {
1.82 + SkASSERT(NULL == fEffectRef);
1.83 +}
1.84 +
1.85 +const char* GrEffect::name() const {
1.86 + return this->getFactory().name();
1.87 +}
1.88 +
1.89 +void GrEffect::addCoordTransform(const GrCoordTransform* transform) {
1.90 + fCoordTransforms.push_back(transform);
1.91 + SkDEBUGCODE(transform->setInEffect();)
1.92 +}
1.93 +
1.94 +void GrEffect::addTextureAccess(const GrTextureAccess* access) {
1.95 + fTextureAccesses.push_back(access);
1.96 +}
1.97 +
1.98 +void* GrEffect::operator new(size_t size) {
1.99 + return GrEffect_Globals::GetTLS()->allocate(size);
1.100 +}
1.101 +
1.102 +void GrEffect::operator delete(void* target) {
1.103 + GrEffect_Globals::GetTLS()->release(target);
1.104 +}
1.105 +
1.106 +#ifdef SK_DEBUG
1.107 +void GrEffect::assertEquality(const GrEffect& other) const {
1.108 + SkASSERT(this->numTransforms() == other.numTransforms());
1.109 + for (int i = 0; i < this->numTransforms(); ++i) {
1.110 + SkASSERT(this->coordTransform(i) == other.coordTransform(i));
1.111 + }
1.112 + SkASSERT(this->numTextures() == other.numTextures());
1.113 + for (int i = 0; i < this->numTextures(); ++i) {
1.114 + SkASSERT(this->textureAccess(i) == other.textureAccess(i));
1.115 + }
1.116 +}
1.117 +#endif
