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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrTest.h"
#include "GrBatchAtlas.h"
#include "GrBatchFontCache.h"
#include "GrContextOptions.h"
#include "GrDrawContext.h"
#include "GrDrawingManager.h"
#include "GrGpuResourceCacheAccess.h"
#include "GrResourceCache.h"
#include "GrTextBlobCache.h"
#include "SkGrPriv.h"
#include "SkString.h"
namespace GrTest {
void SetupAlwaysEvictAtlas(GrContext* context) {
// These sizes were selected because they allow each atlas to hold a single plot and will thus
// stress the atlas
int dim = GrBatchAtlas::kGlyphMaxDim;
GrBatchAtlasConfig configs[3];
configs[kA8_GrMaskFormat].fWidth = dim;
configs[kA8_GrMaskFormat].fHeight = dim;
configs[kA8_GrMaskFormat].fPlotWidth = dim;
configs[kA8_GrMaskFormat].fPlotHeight = dim;
configs[kA565_GrMaskFormat].fWidth = dim;
configs[kA565_GrMaskFormat].fHeight = dim;
configs[kA565_GrMaskFormat].fPlotWidth = dim;
configs[kA565_GrMaskFormat].fPlotHeight = dim;
configs[kARGB_GrMaskFormat].fWidth = dim;
configs[kARGB_GrMaskFormat].fHeight = dim;
configs[kARGB_GrMaskFormat].fPlotWidth = dim;
configs[kARGB_GrMaskFormat].fPlotHeight = dim;
context->setTextContextAtlasSizes_ForTesting(configs);
}
};
void GrTestTarget::init(GrContext* ctx, GrDrawTarget* target, GrRenderTarget* rt) {
SkASSERT(!fContext);
fContext.reset(SkRef(ctx));
fDrawTarget.reset(SkRef(target));
fRenderTarget.reset(SkRef(rt));
}
void GrContext::getTestTarget(GrTestTarget* tar, GrRenderTarget* rt) {
this->flush();
// We could create a proxy GrDrawTarget that passes through to fGpu until ~GrTextTarget() and
// then disconnects. This would help prevent test writers from mixing using the returned
// GrDrawTarget and regular drawing. We could also assert or fail in GrContext drawing methods
// until ~GrTestTarget().
if (!rt) {
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = 32;
desc.fHeight = 32;
desc.fConfig = kRGBA_8888_GrPixelConfig;
desc.fSampleCnt = 0;
SkAutoTUnref<GrTexture> texture(this->textureProvider()->createTexture(desc, false,
nullptr, 0));
if (nullptr == texture) {
return;
}
SkASSERT(nullptr != texture->asRenderTarget());
rt = texture->asRenderTarget();
}
SkAutoTUnref<GrDrawTarget> dt(fDrawingManager->newDrawTarget(rt));
tar->init(this, dt, rt);
}
void GrContext::setTextBlobCacheLimit_ForTesting(size_t bytes) {
fTextBlobCache->setBudget(bytes);
}
void GrContext::setTextContextAtlasSizes_ForTesting(const GrBatchAtlasConfig* configs) {
fBatchFontCache->setAtlasSizes_ForTesting(configs);
}
///////////////////////////////////////////////////////////////////////////////
void GrContext::purgeAllUnlockedResources() {
fResourceCache->purgeAllUnlocked();
}
void GrContext::resetGpuStats() const {
#if GR_GPU_STATS
fGpu->stats()->reset();
#endif
}
void GrContext::dumpCacheStats(SkString* out) const {
#if GR_CACHE_STATS
fResourceCache->dumpStats(out);
#endif
}
void GrContext::printCacheStats() const {
SkString out;
this->dumpCacheStats(&out);
SkDebugf("%s", out.c_str());
}
void GrContext::dumpGpuStats(SkString* out) const {
#if GR_GPU_STATS
return fGpu->stats()->dump(out);
#endif
}
void GrContext::dumpGpuStatsKeyValuePairs(SkTArray<SkString>* keys,
SkTArray<double>* values) const {
#if GR_GPU_STATS
return fGpu->stats()->dumpKeyValuePairs(keys, values);
#endif
}
void GrContext::printGpuStats() const {
SkString out;
this->dumpGpuStats(&out);
SkDebugf("%s", out.c_str());
}
void GrContext::drawFontCache(const SkRect& rect, GrMaskFormat format, const SkPaint& paint,
GrRenderTarget* target) {
GrBatchFontCache* cache = this->getBatchFontCache();
GrTexture* atlas = cache->getTexture(format);
SkAutoTUnref<GrDrawContext> drawContext(this->drawContext(target));
// TODO: add drawContext method to encapsulate this.
GrPaint grPaint;
SkMatrix mat;
mat.reset();
if (!SkPaintToGrPaint(this, paint, mat, &grPaint)) {
return;
}
SkMatrix textureMat;
textureMat.reset();
// TODO: use setScaleTranslate()
textureMat[SkMatrix::kMScaleX] = 1.0f/rect.width();
textureMat[SkMatrix::kMScaleY] = 1.0f/rect.height();
textureMat[SkMatrix::kMTransX] = -rect.fLeft/rect.width();
textureMat[SkMatrix::kMTransY] = -rect.fTop/rect.height();
grPaint.addColorTextureProcessor(atlas, textureMat);
GrClip clip;
drawContext->drawRect(clip, grPaint, mat, rect);
}
#if GR_GPU_STATS
void GrGpu::Stats::dump(SkString* out) {
out->appendf("Render Target Binds: %d\n", fRenderTargetBinds);
out->appendf("Shader Compilations: %d\n", fShaderCompilations);
out->appendf("Textures Created: %d\n", fTextureCreates);
out->appendf("Texture Uploads: %d\n", fTextureUploads);
out->appendf("Stencil Buffer Creates: %d\n", fStencilAttachmentCreates);
out->appendf("Number of draws: %d\n", fNumDraws);
}
void GrGpu::Stats::dumpKeyValuePairs(SkTArray<SkString>* keys, SkTArray<double>* values) {
keys->push_back(SkString("render_target_binds")); values->push_back(fRenderTargetBinds);
keys->push_back(SkString("shader_compilations")); values->push_back(fShaderCompilations);
keys->push_back(SkString("textures_created")); values->push_back(fTextureCreates);
keys->push_back(SkString("texture_uploads")); values->push_back(fTextureUploads);
keys->push_back(SkString("stencil_buffer_creates")); values->push_back(fStencilAttachmentCreates);
keys->push_back(SkString("number_of_draws")); values->push_back(fNumDraws);
}
#endif
#if GR_CACHE_STATS
void GrResourceCache::getStats(Stats* stats) const {
stats->reset();
stats->fTotal = this->getResourceCount();
stats->fNumNonPurgeable = fNonpurgeableResources.count();
stats->fNumPurgeable = fPurgeableQueue.count();
for (int i = 0; i < fNonpurgeableResources.count(); ++i) {
stats->update(fNonpurgeableResources[i]);
}
for (int i = 0; i < fPurgeableQueue.count(); ++i) {
stats->update(fPurgeableQueue.at(i));
}
}
void GrResourceCache::dumpStats(SkString* out) const {
this->validate();
Stats stats;
this->getStats(&stats);
float countUtilization = (100.f * fBudgetedCount) / fMaxCount;
float byteUtilization = (100.f * fBudgetedBytes) / fMaxBytes;
out->appendf("Budget: %d items %d bytes\n", fMaxCount, (int)fMaxBytes);
out->appendf("\t\tEntry Count: current %d"
" (%d budgeted, %d external(%d borrowed, %d adopted), %d locked, %d scratch %.2g%% full), high %d\n",
stats.fTotal, fBudgetedCount, stats.fExternal, stats.fBorrowed,
stats.fAdopted, stats.fNumNonPurgeable, stats.fScratch, countUtilization,
fHighWaterCount);
out->appendf("\t\tEntry Bytes: current %d (budgeted %d, %.2g%% full, %d unbudgeted) high %d\n",
SkToInt(fBytes), SkToInt(fBudgetedBytes), byteUtilization,
SkToInt(stats.fUnbudgetedSize), SkToInt(fHighWaterBytes));
}
#endif
///////////////////////////////////////////////////////////////////////////////
void GrResourceCache::changeTimestamp(uint32_t newTimestamp) { fTimestamp = newTimestamp; }
///////////////////////////////////////////////////////////////////////////////
// Code for the mock context. It's built on a mock GrGpu class that does nothing.
////
#include "GrGpu.h"
class GrPipeline;
class MockGpu : public GrGpu {
public:
MockGpu(GrContext* context, const GrContextOptions& options) : INHERITED(context) {
fCaps.reset(new GrCaps(options));
}
~MockGpu() override {}
bool onGetReadPixelsInfo(GrSurface* srcSurface, int readWidth, int readHeight, size_t rowBytes,
GrPixelConfig readConfig, DrawPreference*,
ReadPixelTempDrawInfo*) override { return false; }
bool onGetWritePixelsInfo(GrSurface* dstSurface, int width, int height, size_t rowBytes,
GrPixelConfig srcConfig, DrawPreference*,
WritePixelTempDrawInfo*) override { return false; }
void buildProgramDesc(GrProgramDesc*, const GrPrimitiveProcessor&,
const GrPipeline&) const override {}
void discard(GrRenderTarget*) override {}
bool onCopySurface(GrSurface* dst,
GrSurface* src,
const SkIRect& srcRect,
const SkIPoint& dstPoint) override { return false; };
bool initCopySurfaceDstDesc(const GrSurface* src, GrSurfaceDesc* desc) const override {
return false;
}
private:
void onResetContext(uint32_t resetBits) override {}
void xferBarrier(GrRenderTarget*, GrXferBarrierType) override {}
GrTexture* onCreateTexture(const GrSurfaceDesc& desc, GrGpuResource::LifeCycle lifeCycle,
const void* srcData, size_t rowBytes) override {
return nullptr;
}
GrTexture* onCreateCompressedTexture(const GrSurfaceDesc& desc, GrGpuResource::LifeCycle,
const void* srcData) override {
return nullptr;
}
GrTexture* onWrapBackendTexture(const GrBackendTextureDesc&,
GrWrapOwnership) override { return nullptr; }
GrRenderTarget* onWrapBackendRenderTarget(const GrBackendRenderTargetDesc&,
GrWrapOwnership) override {
return nullptr;
}
GrVertexBuffer* onCreateVertexBuffer(size_t size, bool dynamic) override { return nullptr; }
GrIndexBuffer* onCreateIndexBuffer(size_t size, bool dynamic) override { return nullptr; }
GrTransferBuffer* onCreateTransferBuffer(size_t, TransferType) override { return nullptr; }
void onClear(GrRenderTarget*, const SkIRect& rect, GrColor color) override {}
void onClearStencilClip(GrRenderTarget*, const SkIRect& rect, bool insideClip) override {}
void onDraw(const DrawArgs&, const GrNonInstancedVertices&) override {}
bool onReadPixels(GrSurface* surface,
int left, int top, int width, int height,
GrPixelConfig,
void* buffer,
size_t rowBytes) override {
return false;
}
bool onWritePixels(GrSurface* surface,
int left, int top, int width, int height,
GrPixelConfig config, const void* buffer,
size_t rowBytes) override {
return false;
}
void onResolveRenderTarget(GrRenderTarget* target) override { return; }
GrStencilAttachment* createStencilAttachmentForRenderTarget(const GrRenderTarget*,
int width,
int height) override {
return nullptr;
}
void clearStencil(GrRenderTarget* target) override {}
GrBackendObject createTestingOnlyBackendTexture(void* pixels, int w, int h,
GrPixelConfig config) const override {
return 0;
}
bool isTestingOnlyBackendTexture(GrBackendObject ) const override { return false; }
void deleteTestingOnlyBackendTexture(GrBackendObject, bool abandonTexture) const override {}
typedef GrGpu INHERITED;
};
GrContext* GrContext::CreateMockContext() {
GrContext* context = new GrContext;
context->initMockContext();
return context;
}
void GrContext::initMockContext() {
GrContextOptions options;
options.fGeometryBufferMapThreshold = 0;
SkASSERT(nullptr == fGpu);
fGpu = new MockGpu(this, options);
SkASSERT(fGpu);
this->initCommon(options);
// We delete these because we want to test the cache starting with zero resources. Also, none of
// these objects are required for any of tests that use this context. TODO: make stop allocating
// resources in the buffer pools.
fDrawingManager->abandon();
}
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