skia2/tools/gpu/GrTest.cpp
2016-03-30 18:56:20 -07:00

420 lines
14 KiB
C++

/*
* 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 "GrContextOptions.h"
#include "GrDrawContextPriv.h"
#include "GrDrawingManager.h"
#include "GrGpuResourceCacheAccess.h"
#include "GrResourceCache.h"
#include "SkGpuDevice.h"
#include "SkGrPriv.h"
#include "SkString.h"
#include "text/GrBatchFontCache.h"
#include "text/GrTextBlobCache.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].fLog2Width = SkNextLog2(dim);
configs[kA8_GrMaskFormat].fLog2Height = SkNextLog2(dim);
configs[kA8_GrMaskFormat].fPlotWidth = dim;
configs[kA8_GrMaskFormat].fPlotHeight = dim;
configs[kA565_GrMaskFormat].fWidth = dim;
configs[kA565_GrMaskFormat].fHeight = dim;
configs[kA565_GrMaskFormat].fLog2Width = SkNextLog2(dim);
configs[kA565_GrMaskFormat].fLog2Height = SkNextLog2(dim);
configs[kA565_GrMaskFormat].fPlotWidth = dim;
configs[kA565_GrMaskFormat].fPlotHeight = dim;
configs[kARGB_GrMaskFormat].fWidth = dim;
configs[kARGB_GrMaskFormat].fHeight = dim;
configs[kARGB_GrMaskFormat].fLog2Width = SkNextLog2(dim);
configs[kARGB_GrMaskFormat].fLog2Height = SkNextLog2(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, SkBudgeted::kNo, 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::dumpCacheStatsKeyValuePairs(SkTArray<SkString>* keys,
SkTArray<double>* values) const {
#if GR_CACHE_STATS
fResourceCache->dumpStatsKeyValuePairs(keys, values);
#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());
}
GrTexture* GrContext::getFontAtlasTexture(GrMaskFormat format) {
GrBatchFontCache* cache = this->getBatchFontCache();
return cache->getTexture(format);
}
void SkGpuDevice::drawTexture(GrTexture* tex, const SkRect& dst, const SkPaint& paint) {
GrPaint grPaint;
SkMatrix mat;
mat.reset();
if (!SkPaintToGrPaint(this->context(), paint, mat, &grPaint)) {
return;
}
SkMatrix textureMat;
textureMat.reset();
textureMat[SkMatrix::kMScaleX] = 1.0f/dst.width();
textureMat[SkMatrix::kMScaleY] = 1.0f/dst.height();
textureMat[SkMatrix::kMTransX] = -dst.fLeft/dst.width();
textureMat[SkMatrix::kMTransY] = -dst.fTop/dst.height();
grPaint.addColorTextureProcessor(tex, textureMat);
GrClip clip;
fDrawContext->drawRect(clip, grPaint, mat, dst);
}
#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("Transfers to Texture: %d\n", fTransfersToTexture);
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("texture_uploads")); values->push_back(fTextureUploads);
keys->push_back(SkString("number_of_draws")); values->push_back(fNumDraws);
keys->push_back(SkString("number_of_failed_draws")); values->push_back(fNumFailedDraws);
}
#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));
}
void GrResourceCache::dumpStatsKeyValuePairs(SkTArray<SkString>* keys,
SkTArray<double>* values) const {
this->validate();
Stats stats;
this->getStats(&stats);
keys->push_back(SkString("gpu_cache_purgable_entries")); values->push_back(stats.fNumPurgeable);
}
#endif
///////////////////////////////////////////////////////////////////////////////
void GrResourceCache::changeTimestamp(uint32_t newTimestamp) { fTimestamp = newTimestamp; }
///////////////////////////////////////////////////////////////////////////////
#define ASSERT_SINGLE_OWNER \
SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fDrawContext->fSingleOwner);)
#define RETURN_IF_ABANDONED if (fDrawContext->fDrawingManager->abandoned()) { return; }
void GrDrawContextPriv::testingOnly_drawBatch(const GrPipelineBuilder& pipelineBuilder,
GrDrawBatch* batch) {
ASSERT_SINGLE_OWNER
RETURN_IF_ABANDONED
SkDEBUGCODE(fDrawContext->validate();)
GR_AUDIT_TRAIL_AUTO_FRAME(fDrawContext->fAuditTrail, "GrDrawContext::testingOnly_drawBatch");
fDrawContext->getDrawTarget()->drawBatch(pipelineBuilder, batch);
}
#undef ASSERT_SINGLE_OWNER
#undef RETURN_IF_ABANDONED
///////////////////////////////////////////////////////////////////////////////
// Code for the mock context. It's built on a mock GrGpu class that does nothing.
////
#include "GrGpu.h"
class GrPipeline;
class MockCaps : public GrCaps {
public:
explicit MockCaps(const GrContextOptions& options) : INHERITED(options) {}
bool isConfigTexturable(GrPixelConfig config) const override { return false; }
bool isConfigRenderable(GrPixelConfig config, bool withMSAA) const override { return false; }
private:
typedef GrCaps INHERITED;
};
class MockGpu : public GrGpu {
public:
MockGpu(GrContext* context, const GrContextOptions& options) : INHERITED(context) {
fCaps.reset(new MockCaps(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,
GrPixelConfig srcConfig, DrawPreference*,
WritePixelTempDrawInfo*) override { return false; }
void discard(GrRenderTarget*) override {}
bool onCopySurface(GrSurface* dst,
GrSurface* src,
const SkIRect& srcRect,
const SkIPoint& dstPoint) override { return false; };
void onGetMultisampleSpecs(GrRenderTarget* rt,
const GrStencilSettings&,
int* effectiveSampleCnt,
SkAutoTDeleteArray<SkPoint>*) override {
*effectiveSampleCnt = rt->desc().fSampleCnt;
}
bool initCopySurfaceDstDesc(const GrSurface* src, GrSurfaceDesc* desc) const override {
return false;
}
void drawDebugWireRect(GrRenderTarget*, const SkIRect&, GrColor) override {};
private:
void onResetContext(uint32_t resetBits) override {}
void xferBarrier(GrRenderTarget*, GrXferBarrierType) override {}
GrTexture* onCreateTexture(const GrSurfaceDesc& desc, GrGpuResource::LifeCycle lifeCycle,
const SkTArray<GrMipLevel>& texels) override {
return nullptr;
}
GrTexture* onCreateCompressedTexture(const GrSurfaceDesc& desc, GrGpuResource::LifeCycle,
const SkTArray<GrMipLevel>& texels) override {
return nullptr;
}
GrTexture* onWrapBackendTexture(const GrBackendTextureDesc&,
GrWrapOwnership) override { return nullptr; }
GrRenderTarget* onWrapBackendRenderTarget(const GrBackendRenderTargetDesc&,
GrWrapOwnership) override {
return nullptr;
}
GrRenderTarget* onWrapBackendTextureAsRenderTarget(const GrBackendTextureDesc&,
GrWrapOwnership) override {
return nullptr;
}
GrBuffer* onCreateBuffer(GrBufferType, size_t, GrAccessPattern) override { return nullptr; }
void onClear(GrRenderTarget*, const SkIRect& rect, GrColor color) override {}
void onClearStencilClip(GrRenderTarget*, const SkIRect& rect, bool insideClip) override {}
void onDraw(const GrPipeline&,
const GrPrimitiveProcessor&,
const GrMesh*,
int meshCount) 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 SkTArray<GrMipLevel>& texels) override {
return false;
}
bool onTransferPixels(GrSurface* surface,
int left, int top, int width, int height,
GrPixelConfig config, GrBuffer* transferBuffer,
size_t offset, 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) override {
return 0;
}
bool isTestingOnlyBackendTexture(GrBackendObject ) const override { return false; }
void deleteTestingOnlyBackendTexture(GrBackendObject, bool abandonTexture) override {}
typedef GrGpu INHERITED;
};
GrContext* GrContext::CreateMockContext() {
GrContext* context = new GrContext;
context->initMockContext();
return context;
}
void GrContext::initMockContext() {
GrContextOptions options;
options.fBufferMapThreshold = 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();
}