michael@0: /*
michael@0:  * Copyright 2012 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: #include "GrEffect.h"
michael@0: #include "GrBackendEffectFactory.h"
michael@0: #include "GrContext.h"
michael@0: #include "GrCoordTransform.h"
michael@0: #include "GrMemoryPool.h"
michael@0: #include "SkTLS.h"
michael@0: 
michael@0: #if SK_ALLOW_STATIC_GLOBAL_INITIALIZERS
michael@0: SkTArray<GrEffectTestFactory*, true>* GrEffectTestFactory::GetFactories() {
michael@0:     static SkTArray<GrEffectTestFactory*, true> gFactories;
michael@0:     return &gFactories;
michael@0: }
michael@0: #endif
michael@0: 
michael@0: namespace GrEffectUnitTest {
michael@0: const SkMatrix& TestMatrix(SkRandom* random) {
michael@0:     static SkMatrix gMatrices[5];
michael@0:     static bool gOnce;
michael@0:     if (!gOnce) {
michael@0:         gMatrices[0].reset();
michael@0:         gMatrices[1].setTranslate(SkIntToScalar(-100), SkIntToScalar(100));
michael@0:         gMatrices[2].setRotate(SkIntToScalar(17));
michael@0:         gMatrices[3].setRotate(SkIntToScalar(185));
michael@0:         gMatrices[3].postTranslate(SkIntToScalar(66), SkIntToScalar(-33));
michael@0:         gMatrices[3].postScale(SkIntToScalar(2), SK_ScalarHalf);
michael@0:         gMatrices[4].setRotate(SkIntToScalar(215));
michael@0:         gMatrices[4].set(SkMatrix::kMPersp0, 0.00013f);
michael@0:         gMatrices[4].set(SkMatrix::kMPersp1, -0.000039f);
michael@0:         gOnce = true;
michael@0:     }
michael@0:     return gMatrices[random->nextULessThan(static_cast<uint32_t>(SK_ARRAY_COUNT(gMatrices)))];
michael@0: }
michael@0: }
michael@0: 
michael@0: class GrEffect_Globals {
michael@0: public:
michael@0:     static GrMemoryPool* GetTLS() {
michael@0:         return (GrMemoryPool*)SkTLS::Get(CreateTLS, DeleteTLS);
michael@0:     }
michael@0: 
michael@0: private:
michael@0:     static void* CreateTLS() {
michael@0:         return SkNEW_ARGS(GrMemoryPool, (4096, 4096));
michael@0:     }
michael@0: 
michael@0:     static void DeleteTLS(void* pool) {
michael@0:         SkDELETE(reinterpret_cast<GrMemoryPool*>(pool));
michael@0:     }
michael@0: };
michael@0: 
michael@0: int32_t GrBackendEffectFactory::fCurrEffectClassID = GrBackendEffectFactory::kIllegalEffectClassID;
michael@0: 
michael@0: ///////////////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: GrEffectRef::~GrEffectRef() {
michael@0:     SkASSERT(this->unique());
michael@0:     fEffect->EffectRefDestroyed();
michael@0:     fEffect->unref();
michael@0: }
michael@0: 
michael@0: void* GrEffectRef::operator new(size_t size) {
michael@0:     return GrEffect_Globals::GetTLS()->allocate(size);
michael@0: }
michael@0: 
michael@0: void GrEffectRef::operator delete(void* target) {
michael@0:     GrEffect_Globals::GetTLS()->release(target);
michael@0: }
michael@0: 
michael@0: ///////////////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: GrEffect::~GrEffect() {
michael@0:     SkASSERT(NULL == fEffectRef);
michael@0: }
michael@0: 
michael@0: const char* GrEffect::name() const {
michael@0:     return this->getFactory().name();
michael@0: }
michael@0: 
michael@0: void GrEffect::addCoordTransform(const GrCoordTransform* transform) {
michael@0:     fCoordTransforms.push_back(transform);
michael@0:     SkDEBUGCODE(transform->setInEffect();)
michael@0: }
michael@0: 
michael@0: void GrEffect::addTextureAccess(const GrTextureAccess* access) {
michael@0:     fTextureAccesses.push_back(access);
michael@0: }
michael@0: 
michael@0: void* GrEffect::operator new(size_t size) {
michael@0:     return GrEffect_Globals::GetTLS()->allocate(size);
michael@0: }
michael@0: 
michael@0: void GrEffect::operator delete(void* target) {
michael@0:     GrEffect_Globals::GetTLS()->release(target);
michael@0: }
michael@0: 
michael@0: #ifdef SK_DEBUG
michael@0: void GrEffect::assertEquality(const GrEffect& other) const {
michael@0:     SkASSERT(this->numTransforms() == other.numTransforms());
michael@0:     for (int i = 0; i < this->numTransforms(); ++i) {
michael@0:         SkASSERT(this->coordTransform(i) == other.coordTransform(i));
michael@0:     }
michael@0:     SkASSERT(this->numTextures() == other.numTextures());
michael@0:     for (int i = 0; i < this->numTextures(); ++i) {
michael@0:         SkASSERT(this->textureAccess(i) == other.textureAccess(i));
michael@0:     }
michael@0: }
michael@0: #endif