void GrMakeKeyFromImageID(GrUniqueKey* key, uint32_t imageID,
U16CPU width, U16CPU height, SkIPoint origin,
const GrCaps& caps, SkImageUsageType usage) {
const Stretch::Type stretches[] = {
Stretch::kNone_Type, // kUntiled_SkImageUsageType
Stretch::kNearest_Type, // kTiled_Unfiltered_SkImageUsageType
Stretch::kBilerp_Type, // kTiled_Filtered_SkImageUsageType
};
const bool isPow2 = SkIsPow2(width) && SkIsPow2(height);
const bool needToStretch = !isPow2 &&
usage != kUntiled_SkImageUsageType &&
!caps.npotTextureTileSupport();
if (needToStretch) {
GrUniqueKey tmpKey;
make_unstretched_key(&tmpKey, imageID, width, height, origin);
Stretch stretch;
stretch.fType = stretches[usage];
stretch.fWidth = SkNextPow2(width);
stretch.fHeight = SkNextPow2(height);
if (!make_stretched_key(tmpKey, stretch, key)) {
goto UNSTRETCHED;
}
} else {
UNSTRETCHED:
make_unstretched_key(key, imageID, width, height, origin);
}
}
bool GrTextureUsageSupported(const GrCaps& caps, int width, int height, SkImageUsageType usage) {
if (caps.npotTextureTileSupport()) {
return true;
}
const bool is_pow2 = SkIsPow2(width) && SkIsPow2(height);
return is_pow2 || kUntiled_SkImageUsageType == usage;
}
void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override {
const GrBitmapTextGeoProc& cte = args.fGP.cast<GrBitmapTextGeoProc>();
GrGLSLGPBuilder* pb = args.fPB;
GrGLSLVertexBuilder* vsBuilder = pb->getVertexShaderBuilder();
// emit attributes
vsBuilder->emitAttributes(cte);
// compute numbers to be hardcoded to convert texture coordinates from int to float
SkASSERT(cte.numTextures() == 1);
GrTexture* atlas = cte.textureAccess(0).getTexture();
SkASSERT(atlas && SkIsPow2(atlas->width()) && SkIsPow2(atlas->height()));
SkScalar recipWidth = 1.0f / atlas->width();
SkScalar recipHeight = 1.0f / atlas->height();
GrGLSLVertToFrag v(kVec2f_GrSLType);
pb->addVarying("TextureCoords", &v);
vsBuilder->codeAppendf("%s = vec2(%.*f, %.*f) * %s;", v.vsOut(),
GR_SIGNIFICANT_POW2_DECIMAL_DIG, recipWidth,
GR_SIGNIFICANT_POW2_DECIMAL_DIG, recipHeight,
cte.inTextureCoords()->fName);
// Setup pass through color
if (!cte.colorIgnored()) {
if (cte.hasVertexColor()) {
pb->addPassThroughAttribute(cte.inColor(), args.fOutputColor);
} else {
this->setupUniformColor(pb, args.fOutputColor, &fColorUniform);
}
}
// Setup position
this->setupPosition(pb, gpArgs, cte.inPosition()->fName);
// emit transforms
this->emitTransforms(args.fPB, gpArgs->fPositionVar, cte.inPosition()->fName,
cte.localMatrix(), args.fTransformsIn, args.fTransformsOut);
GrGLSLFragmentBuilder* fsBuilder = pb->getFragmentShaderBuilder();
if (cte.maskFormat() == kARGB_GrMaskFormat) {
fsBuilder->codeAppendf("%s = ", args.fOutputColor);
fsBuilder->appendTextureLookupAndModulate(args.fOutputColor,
args.fSamplers[0],
v.fsIn(),
kVec2f_GrSLType);
fsBuilder->codeAppend(";");
fsBuilder->codeAppendf("%s = vec4(1);", args.fOutputCoverage);
} else {
fsBuilder->codeAppendf("%s = ", args.fOutputCoverage);
fsBuilder->appendTextureLookup(args.fSamplers[0], v.fsIn(), kVec2f_GrSLType);
fsBuilder->codeAppend(";");
if (cte.maskFormat() == kA565_GrMaskFormat) {
// set alpha to be max of rgb coverage
fsBuilder->codeAppendf("%s.a = max(max(%s.r, %s.g), %s.b);",
args.fOutputCoverage, args.fOutputCoverage,
args.fOutputCoverage, args.fOutputCoverage);
}
}
}
void setData(const GrGLSLProgramDataManager& pdman, const GrPrimitiveProcessor& proc,
FPCoordTransformIter&& transformIter) override {
const GrDistanceFieldPathGeoProc& dfpgp = proc.cast<GrDistanceFieldPathGeoProc>();
if (dfpgp.matrix().hasPerspective() && !fMatrix.cheapEqualTo(dfpgp.matrix())) {
fMatrix = dfpgp.matrix();
float matrix[3 * 3];
GrGLSLGetMatrix<3>(matrix, fMatrix);
pdman.setMatrix3f(fMatrixUniform, matrix);
}
SkASSERT(dfpgp.numTextureSamplers() >= 1);
GrTexture* atlas = dfpgp.textureSampler(0).peekTexture();
SkASSERT(atlas && SkIsPow2(atlas->width()) && SkIsPow2(atlas->height()));
if (fAtlasSize.fWidth != atlas->width() || fAtlasSize.fHeight != atlas->height()) {
fAtlasSize.set(atlas->width(), atlas->height());
pdman.set2f(fAtlasSizeInvUniform, 1.0f / atlas->width(), 1.0f / atlas->height());
}
if (dfpgp.matrix().hasPerspective()) {
this->setTransformDataHelper(SkMatrix::I(), pdman, &transformIter);
} else {
this->setTransformDataHelper(dfpgp.matrix(), pdman, &transformIter);
}
}
static Stretch get_stretch_type(const GrContext* ctx, int width, int height,
const GrTextureParams* params) {
if (params && params->isTiled()) {
if (!ctx->npotTextureTileSupport() && (!SkIsPow2(width) || !SkIsPow2(height))) {
switch(params->filterMode()) {
case GrTextureParams::kNone_FilterMode:
return kNearest_Stretch;
case GrTextureParams::kBilerp_FilterMode:
case GrTextureParams::kMipMap_FilterMode:
return kBilerp_Stretch;
}
}
}
return kNo_Stretch;
}
void test_sampleLocations(skiatest::Reporter* reporter, TestSampleLocationsInterface* testInterface,
GrContext* ctx) {
SkRandom rand;
SkAutoTUnref<GrRenderTarget> bottomUps[numTestPatterns];
SkAutoTUnref<GrRenderTarget> topDowns[numTestPatterns];
for (int i = 0; i < numTestPatterns; ++i) {
int numSamples = (int)kTestPatterns[i].size();
GrAlwaysAssert(numSamples > 1 && SkIsPow2(numSamples));
bottomUps[i].reset(create_render_target(ctx, kBottomLeft_GrSurfaceOrigin,
rand.nextRangeU(1 + numSamples / 2, numSamples)));
topDowns[i].reset(create_render_target(ctx, kTopLeft_GrSurfaceOrigin,
rand.nextRangeU(1 + numSamples / 2, numSamples)));
}
// Ensure all sample locations get queried and/or cached properly.
GrStencilSettings dummyStencil;
for (int repeat = 0; repeat < 2; ++repeat) {
for (int i = 0; i < numTestPatterns; ++i) {
testInterface->overrideSamplePattern(kTestPatterns[i]);
assert_equal(reporter, kTestPatterns[i],
topDowns[i]->renderTargetPriv().getMultisampleSpecs(dummyStencil), false);
assert_equal(reporter, kTestPatterns[i],
bottomUps[i]->renderTargetPriv().getMultisampleSpecs(dummyStencil), true);
}
}
}
void InstancedRendering::Batch::initBatchTracker(const GrXPOverridesForBatch& overrides) {
Draw& draw = this->getSingleDraw(); // This will assert if we have > 1 command.
SkASSERT(draw.fGeometry.isEmpty());
SkASSERT(SkIsPow2(fInfo.fShapeTypes));
SkASSERT(!fIsTracked);
if (kRect_ShapeFlag == fInfo.fShapeTypes) {
draw.fGeometry = InstanceProcessor::GetIndexRangeForRect(fInfo.fAntialiasMode);
} else if (kOval_ShapeFlag == fInfo.fShapeTypes) {
draw.fGeometry = InstanceProcessor::GetIndexRangeForOval(fInfo.fAntialiasMode,
this->bounds());
} else {
draw.fGeometry = InstanceProcessor::GetIndexRangeForRRect(fInfo.fAntialiasMode);
}
if (!fParams.empty()) {
SkASSERT(fInstancedRendering->fParams.count() < (int)kParamsIdx_InfoMask); // TODO: cleaner.
this->getSingleInstance().fInfo |= fInstancedRendering->fParams.count();
fInstancedRendering->fParams.push_back_n(fParams.count(), fParams.begin());
}
GrColor overrideColor;
if (overrides.getOverrideColorIfSet(&overrideColor)) {
SkASSERT(State::kRecordingDraws == fInstancedRendering->fState);
this->getSingleInstance().fColor = overrideColor;
}
fInfo.fUsesLocalCoords = overrides.readsLocalCoords();
fInfo.fCannotTweakAlphaForCoverage = !overrides.canTweakAlphaForCoverage();
fInstancedRendering->fTrackedBatches.addToTail(this);
fIsTracked = true;
}
GrTexture* SkImage_Gpu::asTextureRef(GrContext* ctx, SkImageUsageType usage) const {
const bool is_pow2 = SkIsPow2(this->width()) && SkIsPow2(this->height());
const bool npot_tex_supported = ctx->caps()->npotTextureTileSupport();
if (!is_pow2 && kUntiled_SkImageUsageType != usage && !npot_tex_supported) {
// load as bitmap, since the GPU can support tiling a non-pow2 texture
// related to skbug.com/4365
SkBitmap bitmap;
if (this->getROPixels(&bitmap)) {
return GrRefCachedBitmapTexture(ctx, bitmap, usage);
} else {
return nullptr;
}
}
fTexture->ref();
return fTexture;
}
void setData(const GrGLSLProgramDataManager& pdman, const GrPrimitiveProcessor& gp,
FPCoordTransformIter&& transformIter) override {
const GrBitmapTextGeoProc& btgp = gp.cast<GrBitmapTextGeoProc>();
if (btgp.color() != fColor && !btgp.hasVertexColor()) {
float c[4];
GrColorToRGBAFloat(btgp.color(), c);
pdman.set4fv(fColorUniform, 1, c);
fColor = btgp.color();
}
const SkISize& atlasSize = btgp.atlasSize();
SkASSERT(SkIsPow2(atlasSize.fWidth) && SkIsPow2(atlasSize.fHeight));
if (fAtlasSize != atlasSize) {
pdman.set2f(fAtlasSizeInvUniform, 1.0f / atlasSize.fWidth, 1.0f / atlasSize.fHeight);
fAtlasSize = atlasSize;
}
this->setTransformDataHelper(btgp.localMatrix(), pdman, &transformIter);
}
static SkBaseMutex* get_default_mutex() {
static int32_t gPixelRefMutexRingIndex;
SkASSERT(SkIsPow2(PIXELREF_MUTEX_RING_COUNT));
// atomic_inc might be overkill here. It may be fine if once in a while
// we hit a race-condition and two subsequent calls get the same index...
int index = sk_atomic_inc(&gPixelRefMutexRingIndex);
return &gPixelRefMutexRing[index & (PIXELREF_MUTEX_RING_COUNT - 1)];
}
bool GrGpu::IsACopyNeededForTextureParams(const GrCaps* caps, GrTextureProxy* texProxy,
int width, int height,
const GrSamplerState& textureParams,
GrTextureProducer::CopyParams* copyParams,
SkScalar scaleAdjust[2]) {
if (texProxy) {
// If the texture format itself doesn't support repeat wrap mode or mipmapping (and
// those capabilities are required) force a copy.
if ((textureParams.isRepeated() && texProxy->texPriv().isClampOnly()) ||
(GrSamplerState::Filter::kMipMap == textureParams.filter() &&
texProxy->texPriv().doesNotSupportMipMaps())) {
copyParams->fFilter = GrSamplerState::Filter::kNearest;
copyParams->fWidth = texProxy->width();
copyParams->fHeight = texProxy->height();
return true;
}
}
if (textureParams.isRepeated() && !caps->npotTextureTileSupport() &&
(!SkIsPow2(width) || !SkIsPow2(height))) {
SkASSERT(scaleAdjust);
copyParams->fWidth = GrNextPow2(width);
copyParams->fHeight = GrNextPow2(height);
SkASSERT(scaleAdjust);
scaleAdjust[0] = ((SkScalar) copyParams->fWidth) / width;
scaleAdjust[1] = ((SkScalar) copyParams->fHeight) / height;
switch (textureParams.filter()) {
case GrSamplerState::Filter::kNearest:
copyParams->fFilter = GrSamplerState::Filter::kNearest;
break;
case GrSamplerState::Filter::kBilerp:
case GrSamplerState::Filter::kMipMap:
// We are only ever scaling up so no reason to ever indicate kMipMap.
copyParams->fFilter = GrSamplerState::Filter::kBilerp;
break;
}
return true;
}
return false;
}
bool GrGpu::makeCopyForTextureParams(int width, int height, const GrTextureParams& textureParams,
GrTextureProducer::CopyParams* copyParams) const {
const GrCaps& caps = *this->caps();
if (textureParams.isTiled() && !caps.npotTextureTileSupport() &&
(!SkIsPow2(width) || !SkIsPow2(height))) {
copyParams->fWidth = GrNextPow2(width);
copyParams->fHeight = GrNextPow2(height);
switch (textureParams.filterMode()) {
case GrTextureParams::kNone_FilterMode:
copyParams->fFilter = GrTextureParams::kNone_FilterMode;
break;
case GrTextureParams::kBilerp_FilterMode:
case GrTextureParams::kMipMap_FilterMode:
// We are only ever scaling up so no reason to ever indicate kMipMap.
copyParams->fFilter = GrTextureParams::kBilerp_FilterMode;
break;
}
return true;
}
return false;
}
GrTexture* GrGpu::createTexture(const GrTextureDesc& desc,
const void* srcData, size_t rowBytes) {
if (!this->caps()->isConfigTexturable(desc.fConfig)) {
return NULL;
}
if ((desc.fFlags & kRenderTarget_GrTextureFlagBit) &&
!this->caps()->isConfigRenderable(desc.fConfig, desc.fSampleCnt > 0)) {
return NULL;
}
GrTexture *tex = NULL;
if (GrPixelConfigIsCompressed(desc.fConfig)) {
// We shouldn't be rendering into this
SkASSERT((desc.fFlags & kRenderTarget_GrTextureFlagBit) == 0);
if (!this->caps()->npotTextureTileSupport() &&
(!SkIsPow2(desc.fWidth) || !SkIsPow2(desc.fHeight))) {
return NULL;
}
this->handleDirtyContext();
tex = this->onCreateCompressedTexture(desc, srcData);
} else {
this->handleDirtyContext();
tex = this->onCreateTexture(desc, srcData, rowBytes);
if (tex &&
(kRenderTarget_GrTextureFlagBit & desc.fFlags) &&
!(kNoStencil_GrTextureFlagBit & desc.fFlags)) {
SkASSERT(tex->asRenderTarget());
// TODO: defer this and attach dynamically
if (!this->attachStencilBufferToRenderTarget(tex->asRenderTarget())) {
tex->unref();
return NULL;
}
}
}
return tex;
}
GrTexture* GrGpu::createTexture(const GrSurfaceDesc& desc, bool budgeted,
const void* srcData, size_t rowBytes) {
if (!this->caps()->isConfigTexturable(desc.fConfig)) {
return NULL;
}
bool isRT = SkToBool(desc.fFlags & kRenderTarget_GrSurfaceFlag);
if (isRT && !this->caps()->isConfigRenderable(desc.fConfig, desc.fSampleCnt > 0)) {
return NULL;
}
GrTexture *tex = NULL;
if (GrPixelConfigIsCompressed(desc.fConfig)) {
// We shouldn't be rendering into this
SkASSERT((desc.fFlags & kRenderTarget_GrSurfaceFlag) == 0);
if (!this->caps()->npotTextureTileSupport() &&
(!SkIsPow2(desc.fWidth) || !SkIsPow2(desc.fHeight))) {
return NULL;
}
this->handleDirtyContext();
tex = this->onCreateCompressedTexture(desc, budgeted, srcData);
} else {
this->handleDirtyContext();
tex = this->onCreateTexture(desc, budgeted, srcData, rowBytes);
}
if (!this->caps()->reuseScratchTextures() && !isRT) {
tex->resourcePriv().removeScratchKey();
}
if (tex) {
fStats.incTextureCreates();
if (srcData) {
fStats.incTextureUploads();
}
}
return tex;
}
void setData(const GrGLSLProgramDataManager& pdman, const GrPrimitiveProcessor& proc,
FPCoordTransformIter&& transformIter) override {
const GrDistanceFieldA8TextGeoProc& dfa8gp = proc.cast<GrDistanceFieldA8TextGeoProc>();
#ifdef SK_GAMMA_APPLY_TO_A8
float distanceAdjust = dfa8gp.getDistanceAdjust();
if (distanceAdjust != fDistanceAdjust) {
fDistanceAdjust = distanceAdjust;
pdman.set1f(fDistanceAdjustUni, distanceAdjust);
}
#endif
SkASSERT(dfa8gp.numTextureSamplers() >= 1);
GrTexture* atlas = dfa8gp.textureSampler(0).peekTexture();
SkASSERT(atlas && SkIsPow2(atlas->width()) && SkIsPow2(atlas->height()));
if (fAtlasSize.fWidth != atlas->width() || fAtlasSize.fHeight != atlas->height()) {
fAtlasSize.set(atlas->width(), atlas->height());
pdman.set2f(fAtlasSizeInvUniform, 1.0f / atlas->width(), 1.0f / atlas->height());
}
this->setTransformDataHelper(dfa8gp.localMatrix(), pdman, &transformIter);
}
static void get_stretch(const GrContext* ctx, int width, int height,
const GrTextureParams* params, SkGrStretch* stretch) {
stretch->fType = SkGrStretch::kNone_Type;
bool doStretch = false;
if (params && params->isTiled() && !ctx->caps()->npotTextureTileSupport() &&
(!SkIsPow2(width) || !SkIsPow2(height))) {
doStretch = true;
stretch->fWidth = GrNextPow2(SkTMax(width, ctx->caps()->minTextureSize()));
stretch->fHeight = GrNextPow2(SkTMax(height, ctx->caps()->minTextureSize()));
} else if (width < ctx->caps()->minTextureSize() || height < ctx->caps()->minTextureSize()) {
// The small texture issues appear to be with tiling. Hence it seems ok to scale them
// up using the GPU. If issues persist we may need to CPU-stretch.
doStretch = true;
stretch->fWidth = SkTMax(width, ctx->caps()->minTextureSize());
stretch->fHeight = SkTMax(height, ctx->caps()->minTextureSize());
}
if (doStretch) {
if (params) {
switch(params->filterMode()) {
case GrTextureParams::kNone_FilterMode:
stretch->fType = SkGrStretch::kNearest_Type;
break;
case GrTextureParams::kBilerp_FilterMode:
case GrTextureParams::kMipMap_FilterMode:
stretch->fType = SkGrStretch::kBilerp_Type;
break;
}
} else {
stretch->fType = SkGrStretch::kBilerp_Type;
}
} else {
stretch->fWidth = -1;
stretch->fHeight = -1;
stretch->fType = SkGrStretch::kNone_Type;
}
}
void setData(const GrGLSLProgramDataManager& pdman, const GrPrimitiveProcessor& processor,
FPCoordTransformIter&& transformIter) override {
SkASSERT(fDistanceAdjustUni.isValid());
const GrDistanceFieldLCDTextGeoProc& dflcd = processor.cast<GrDistanceFieldLCDTextGeoProc>();
GrDistanceFieldLCDTextGeoProc::DistanceAdjust wa = dflcd.getDistanceAdjust();
if (wa != fDistanceAdjust) {
pdman.set3f(fDistanceAdjustUni,
wa.fR,
wa.fG,
wa.fB);
fDistanceAdjust = wa;
}
SkASSERT(dflcd.numTextureSamplers() >= 1);
GrTexture* atlas = dflcd.textureSampler(0).peekTexture();
SkASSERT(atlas && SkIsPow2(atlas->width()) && SkIsPow2(atlas->height()));
if (fAtlasSize.fWidth != atlas->width() || fAtlasSize.fHeight != atlas->height()) {
fAtlasSize.set(atlas->width(), atlas->height());
pdman.set2f(fAtlasSizeInvUniform, 1.0f / atlas->width(), 1.0f / atlas->height());
}
this->setTransformDataHelper(dflcd.localMatrix(), pdman, &transformIter);
}
void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override{
const GrDistanceFieldLCDTextGeoProc& dfTexEffect =
args.fGP.cast<GrDistanceFieldLCDTextGeoProc>();
GrGLSLVertexBuilder* vertBuilder = args.fVertBuilder;
GrGLSLVaryingHandler* varyingHandler = args.fVaryingHandler;
GrGLSLUniformHandler* uniformHandler = args.fUniformHandler;
// emit attributes
varyingHandler->emitAttributes(dfTexEffect);
GrGLSLPPFragmentBuilder* fragBuilder = args.fFragBuilder;
// setup pass through color
if (!dfTexEffect.colorIgnored()) {
varyingHandler->addPassThroughAttribute(dfTexEffect.inColor(), args.fOutputColor);
}
// Setup position
this->setupPosition(vertBuilder,
uniformHandler,
gpArgs,
dfTexEffect.inPosition()->fName,
dfTexEffect.viewMatrix(),
&fViewMatrixUniform);
// emit transforms
this->emitTransforms(vertBuilder,
varyingHandler,
uniformHandler,
gpArgs->fPositionVar,
dfTexEffect.inPosition()->fName,
args.fTransformsIn,
args.fTransformsOut);
// set up varyings
bool isUniformScale = (dfTexEffect.getFlags() & kUniformScale_DistanceFieldEffectMask) ==
kUniformScale_DistanceFieldEffectMask;
bool isSimilarity = SkToBool(dfTexEffect.getFlags() & kSimilarity_DistanceFieldEffectFlag);
GrGLSLVertToFrag recipScale(kFloat_GrSLType);
GrGLSLVertToFrag uv(kVec2f_GrSLType);
varyingHandler->addVarying("TextureCoords", &uv, kHigh_GrSLPrecision);
vertBuilder->codeAppendf("%s = %s;", uv.vsOut(), dfTexEffect.inTextureCoords()->fName);
// compute numbers to be hardcoded to convert texture coordinates from float to int
SkASSERT(dfTexEffect.numTextures() == 1);
GrTexture* atlas = dfTexEffect.textureAccess(0).getTexture();
SkASSERT(atlas && SkIsPow2(atlas->width()) && SkIsPow2(atlas->height()));
GrGLSLVertToFrag st(kVec2f_GrSLType);
varyingHandler->addVarying("IntTextureCoords", &st, kHigh_GrSLPrecision);
vertBuilder->codeAppendf("%s = vec2(%d, %d) * %s;", st.vsOut(),
atlas->width(), atlas->height(),
dfTexEffect.inTextureCoords()->fName);
// add frag shader code
SkAssertResult(fragBuilder->enableFeature(
GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
// create LCD offset adjusted by inverse of transform
// Use highp to work around aliasing issues
fragBuilder->codeAppend(GrGLSLShaderVar::PrecisionString(args.fGLSLCaps,
kHigh_GrSLPrecision));
fragBuilder->codeAppendf("vec2 uv = %s;\n", uv.fsIn());
fragBuilder->codeAppend(GrGLSLShaderVar::PrecisionString(args.fGLSLCaps,
kHigh_GrSLPrecision));
SkScalar lcdDelta = 1.0f / (3.0f * atlas->width());
if (dfTexEffect.getFlags() & kBGR_DistanceFieldEffectFlag) {
fragBuilder->codeAppendf("float delta = -%.*f;\n", SK_FLT_DECIMAL_DIG, lcdDelta);
} else {
fragBuilder->codeAppendf("float delta = %.*f;\n", SK_FLT_DECIMAL_DIG, lcdDelta);
}
if (isUniformScale) {
fragBuilder->codeAppendf("float st_grad_len = abs(dFdy(%s.y));", st.fsIn());
fragBuilder->codeAppend("vec2 offset = vec2(st_grad_len*delta, 0.0);");
} else if (isSimilarity) {
// For a similarity matrix with rotation, the gradient will not be aligned
// with the texel coordinate axes, so we need to calculate it.
// We use dFdy because of a Mali 400 bug, and rotate -90 degrees to
// get the gradient in the x direction.
fragBuilder->codeAppendf("vec2 st_grad = dFdy(%s);", st.fsIn());
fragBuilder->codeAppend("float st_grad_len = length(st_grad);");
fragBuilder->codeAppend("vec2 offset = delta*vec2(st_grad.y, -st_grad.x);");
} else {
fragBuilder->codeAppendf("vec2 st = %s;\n", st.fsIn());
fragBuilder->codeAppend("vec2 Jdx = dFdx(st);");
fragBuilder->codeAppend("vec2 Jdy = dFdy(st);");
fragBuilder->codeAppend("vec2 offset = delta*Jdx;");
}
// green is distance to uv center
fragBuilder->codeAppend("\tvec4 texColor = ");
fragBuilder->appendTextureLookup(args.fSamplers[0], "uv", kVec2f_GrSLType);
fragBuilder->codeAppend(";\n");
fragBuilder->codeAppend("\tvec3 distance;\n");
fragBuilder->codeAppend("\tdistance.y = texColor.r;\n");
// red is distance to left offset
fragBuilder->codeAppend("\tvec2 uv_adjusted = uv - offset;\n");
fragBuilder->codeAppend("\ttexColor = ");
fragBuilder->appendTextureLookup(args.fSamplers[0], "uv_adjusted", kVec2f_GrSLType);
fragBuilder->codeAppend(";\n");
fragBuilder->codeAppend("\tdistance.x = texColor.r;\n");
// blue is distance to right offset
fragBuilder->codeAppend("\tuv_adjusted = uv + offset;\n");
fragBuilder->codeAppend("\ttexColor = ");
fragBuilder->appendTextureLookup(args.fSamplers[0], "uv_adjusted", kVec2f_GrSLType);
fragBuilder->codeAppend(";\n");
fragBuilder->codeAppend("\tdistance.z = texColor.r;\n");
fragBuilder->codeAppend("\tdistance = "
"vec3(" SK_DistanceFieldMultiplier ")*(distance - vec3(" SK_DistanceFieldThreshold"));");
// adjust width based on gamma
const char* distanceAdjustUniName = nullptr;
fDistanceAdjustUni = uniformHandler->addUniform(kFragment_GrShaderFlag,
kVec3f_GrSLType, kDefault_GrSLPrecision,
"DistanceAdjust", &distanceAdjustUniName);
fragBuilder->codeAppendf("distance -= %s;", distanceAdjustUniName);
// To be strictly correct, we should compute the anti-aliasing factor separately
// for each color component. However, this is only important when using perspective
// transformations, and even then using a single factor seems like a reasonable
// trade-off between quality and speed.
fragBuilder->codeAppend("float afwidth;");
if (isSimilarity) {
// For similarity transform (uniform scale-only is a subset of this), we adjust for the
// effect of the transformation on the distance by using the length of the gradient of
// the texture coordinates. We use st coordinates to ensure we're mapping 1:1 from texel
// space to pixel space.
// this gives us a smooth step across approximately one fragment
fragBuilder->codeAppend("afwidth = " SK_DistanceFieldAAFactor "*st_grad_len;");
} else {
// For general transforms, to determine the amount of correction we multiply a unit
// vector pointing along the SDF gradient direction by the Jacobian of the st coords
// (which is the inverse transform for this fragment) and take the length of the result.
fragBuilder->codeAppend("vec2 dist_grad = vec2(dFdx(distance.r), dFdy(distance.r));");
// the length of the gradient may be 0, so we need to check for this
// this also compensates for the Adreno, which likes to drop tiles on division by 0
fragBuilder->codeAppend("float dg_len2 = dot(dist_grad, dist_grad);");
fragBuilder->codeAppend("if (dg_len2 < 0.0001) {");
fragBuilder->codeAppend("dist_grad = vec2(0.7071, 0.7071);");
fragBuilder->codeAppend("} else {");
fragBuilder->codeAppend("dist_grad = dist_grad*inversesqrt(dg_len2);");
fragBuilder->codeAppend("}");
fragBuilder->codeAppend("vec2 grad = vec2(dist_grad.x*Jdx.x + dist_grad.y*Jdy.x,");
fragBuilder->codeAppend(" dist_grad.x*Jdx.y + dist_grad.y*Jdy.y);");
// this gives us a smooth step across approximately one fragment
fragBuilder->codeAppend("afwidth = " SK_DistanceFieldAAFactor "*length(grad);");
}
fragBuilder->codeAppend(
"vec4 val = vec4(smoothstep(vec3(-afwidth), vec3(afwidth), distance), 1.0);");
// set alpha to be max of rgb coverage
fragBuilder->codeAppend("val.a = max(max(val.r, val.g), val.b);");
fragBuilder->codeAppendf("%s = val;", args.fOutputCoverage);
}
void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override{
const GrDistanceFieldA8TextGeoProc& dfTexEffect =
args.fGP.cast<GrDistanceFieldA8TextGeoProc>();
GrGLSLPPFragmentBuilder* fragBuilder = args.fFragBuilder;
SkAssertResult(fragBuilder->enableFeature(
GrGLSLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
GrGLSLVertexBuilder* vertBuilder = args.fVertBuilder;
GrGLSLVaryingHandler* varyingHandler = args.fVaryingHandler;
GrGLSLUniformHandler* uniformHandler = args.fUniformHandler;
// emit attributes
varyingHandler->emitAttributes(dfTexEffect);
#ifdef SK_GAMMA_APPLY_TO_A8
// adjust based on gamma
const char* distanceAdjustUniName = nullptr;
// width, height, 1/(3*width)
fDistanceAdjustUni = uniformHandler->addUniform(kFragment_GrShaderFlag,
kFloat_GrSLType, kDefault_GrSLPrecision,
"DistanceAdjust", &distanceAdjustUniName);
#endif
// Setup pass through color
if (!dfTexEffect.colorIgnored()) {
varyingHandler->addPassThroughAttribute(dfTexEffect.inColor(), args.fOutputColor);
}
// Setup position
this->setupPosition(vertBuilder,
uniformHandler,
gpArgs,
dfTexEffect.inPosition()->fName,
dfTexEffect.viewMatrix(),
&fViewMatrixUniform);
// emit transforms
this->emitTransforms(vertBuilder,
varyingHandler,
uniformHandler,
gpArgs->fPositionVar,
dfTexEffect.inPosition()->fName,
args.fTransformsIn,
args.fTransformsOut);
// add varyings
GrGLSLVertToFrag recipScale(kFloat_GrSLType);
GrGLSLVertToFrag uv(kVec2f_GrSLType);
bool isUniformScale = (dfTexEffect.getFlags() & kUniformScale_DistanceFieldEffectMask) ==
kUniformScale_DistanceFieldEffectMask;
bool isSimilarity = SkToBool(dfTexEffect.getFlags() & kSimilarity_DistanceFieldEffectFlag);
varyingHandler->addVarying("TextureCoords", &uv, kHigh_GrSLPrecision);
vertBuilder->codeAppendf("%s = %s;", uv.vsOut(), dfTexEffect.inTextureCoords()->fName);
// compute numbers to be hardcoded to convert texture coordinates from float to int
SkASSERT(dfTexEffect.numTextures() == 1);
GrTexture* atlas = dfTexEffect.textureAccess(0).getTexture();
SkASSERT(atlas && SkIsPow2(atlas->width()) && SkIsPow2(atlas->height()));
GrGLSLVertToFrag st(kVec2f_GrSLType);
varyingHandler->addVarying("IntTextureCoords", &st, kHigh_GrSLPrecision);
vertBuilder->codeAppendf("%s = vec2(%d, %d) * %s;", st.vsOut(),
atlas->width(), atlas->height(),
dfTexEffect.inTextureCoords()->fName);
// Use highp to work around aliasing issues
fragBuilder->codeAppend(GrGLSLShaderVar::PrecisionString(args.fGLSLCaps,
kHigh_GrSLPrecision));
fragBuilder->codeAppendf("vec2 uv = %s;\n", uv.fsIn());
fragBuilder->codeAppend("\tfloat texColor = ");
fragBuilder->appendTextureLookup(args.fSamplers[0],
"uv",
kVec2f_GrSLType);
fragBuilder->codeAppend(".r;\n");
fragBuilder->codeAppend("\tfloat distance = "
SK_DistanceFieldMultiplier "*(texColor - " SK_DistanceFieldThreshold ");");
#ifdef SK_GAMMA_APPLY_TO_A8
// adjust width based on gamma
fragBuilder->codeAppendf("distance -= %s;", distanceAdjustUniName);
#endif
fragBuilder->codeAppend("float afwidth;");
if (isUniformScale) {
// For uniform scale, we adjust for the effect of the transformation on the distance
// by using the length of the gradient of the t coordinate in the y direction.
// We use st coordinates to ensure we're mapping 1:1 from texel space to pixel space.
// We use the y gradient because there is a bug in the Mali 400 in the x direction.
// this gives us a smooth step across approximately one fragment
fragBuilder->codeAppendf("afwidth = abs(" SK_DistanceFieldAAFactor "*dFdy(%s.y));",
st.fsIn());
} else if (isSimilarity) {
// For similarity transform, we adjust the effect of the transformation on the distance
// by using the length of the gradient of the texture coordinates. We use st coordinates
// to ensure we're mapping 1:1 from texel space to pixel space.
// We use the y gradient because there is a bug in the Mali 400 in the x direction.
// this gives us a smooth step across approximately one fragment
fragBuilder->codeAppendf("float st_grad_len = length(dFdy(%s));", st.fsIn());
fragBuilder->codeAppend("afwidth = abs(" SK_DistanceFieldAAFactor "*st_grad_len);");
} else {
// For general transforms, to determine the amount of correction we multiply a unit
// vector pointing along the SDF gradient direction by the Jacobian of the st coords
// (which is the inverse transform for this fragment) and take the length of the result.
fragBuilder->codeAppend("vec2 dist_grad = vec2(dFdx(distance), dFdy(distance));");
// the length of the gradient may be 0, so we need to check for this
// this also compensates for the Adreno, which likes to drop tiles on division by 0
fragBuilder->codeAppend("float dg_len2 = dot(dist_grad, dist_grad);");
fragBuilder->codeAppend("if (dg_len2 < 0.0001) {");
fragBuilder->codeAppend("dist_grad = vec2(0.7071, 0.7071);");
fragBuilder->codeAppend("} else {");
fragBuilder->codeAppend("dist_grad = dist_grad*inversesqrt(dg_len2);");
fragBuilder->codeAppend("}");
fragBuilder->codeAppendf("vec2 Jdx = dFdx(%s);", st.fsIn());
fragBuilder->codeAppendf("vec2 Jdy = dFdy(%s);", st.fsIn());
fragBuilder->codeAppend("vec2 grad = vec2(dist_grad.x*Jdx.x + dist_grad.y*Jdy.x,");
fragBuilder->codeAppend(" dist_grad.x*Jdx.y + dist_grad.y*Jdy.y);");
// this gives us a smooth step across approximately one fragment
fragBuilder->codeAppend("afwidth = " SK_DistanceFieldAAFactor "*length(grad);");
}
fragBuilder->codeAppend("float val = smoothstep(-afwidth, afwidth, distance);");
fragBuilder->codeAppendf("%s = vec4(val);", args.fOutputCoverage);
}
static void parse_commandline(int argc, char* const argv[], SkTArray<SkString>* inputs,
sk_tools::PictureBenchmark* benchmark) {
const char* argv0 = argv[0];
char* const* stop = argv + argc;
int repeats = DEFAULT_REPEATS;
sk_tools::PictureRenderer::SkDeviceTypes deviceType =
sk_tools::PictureRenderer::kBitmap_DeviceType;
SkAutoTUnref<sk_tools::PictureRenderer> renderer(NULL);
// Create a string to show our current settings.
// TODO: Make it prettier. Currently it just repeats the command line.
SkString commandLine("bench_pictures:");
for (int i = 1; i < argc; i++) {
commandLine.appendf(" %s", *(argv+i));
}
commandLine.append("\n");
bool usePipe = false;
int numThreads = 1;
bool useTiles = false;
const char* widthString = NULL;
const char* heightString = NULL;
int gridWidth = 0;
int gridHeight = 0;
bool isPowerOf2Mode = false;
bool isCopyMode = false;
const char* xTilesString = NULL;
const char* yTilesString = NULL;
const char* mode = NULL;
bool gridSupported = false;
sk_tools::PictureRenderer::BBoxHierarchyType bbhType =
sk_tools::PictureRenderer::kNone_BBoxHierarchyType;
sk_tools::PictureRenderer::DrawFilterFlags drawFilters[SkDrawFilter::kTypeCount];
sk_bzero(drawFilters, sizeof(drawFilters));
SkISize viewport;
viewport.setEmpty();
for (++argv; argv < stop; ++argv) {
if (0 == strcmp(*argv, "--repeat")) {
++argv;
if (argv < stop) {
repeats = atoi(*argv);
if (repeats < 1) {
gLogger.logError("--repeat must be given a value > 0\n");
PRINT_USAGE_AND_EXIT;
}
} else {
gLogger.logError("Missing arg for --repeat\n");
PRINT_USAGE_AND_EXIT;
}
} else if (0 == strcmp(*argv, "--pipe")) {
usePipe = true;
} else if (0 == strcmp(*argv, "--logFile")) {
argv++;
if (argv < stop) {
if (!gLogger.SetLogFile(*argv)) {
SkString str;
str.printf("Could not open %s for writing.", *argv);
gLogger.logError(str);
usage(argv0);
// TODO(borenet): We're disabling this for now, due to
// write-protected Android devices. The very short-term
// solution is to ignore the fact that we have no log file.
//exit(-1);
}
} else {
gLogger.logError("Missing arg for --logFile\n");
PRINT_USAGE_AND_EXIT;
}
} else if (0 == strcmp(*argv, "--multi")) {
++argv;
if (argv >= stop) {
gLogger.logError("Missing arg for --multi\n");
PRINT_USAGE_AND_EXIT;
}
numThreads = atoi(*argv);
if (numThreads < 2) {
gLogger.logError("Number of threads must be at least 2.\n");
PRINT_USAGE_AND_EXIT;
}
} else if (0 == strcmp(*argv, "--bbh")) {
++argv;
if (argv >= stop) {
gLogger.logError("Missing value for --bbh\n");
PRINT_USAGE_AND_EXIT;
}
if (0 == strcmp(*argv, "none")) {
bbhType = sk_tools::PictureRenderer::kNone_BBoxHierarchyType;
} else if (0 == strcmp(*argv, "rtree")) {
bbhType = sk_tools::PictureRenderer::kRTree_BBoxHierarchyType;
} else if (0 == strcmp(*argv, "grid")) {
bbhType = sk_tools::PictureRenderer::kTileGrid_BBoxHierarchyType;
++argv;
if (argv >= stop) {
gLogger.logError("Missing width for --bbh grid\n");
PRINT_USAGE_AND_EXIT;
}
gridWidth = atoi(*argv);
++argv;
if (argv >= stop) {
gLogger.logError("Missing height for --bbh grid\n");
PRINT_USAGE_AND_EXIT;
}
gridHeight = atoi(*argv);
} else {
SkString err;
err.printf("%s is not a valid value for --bbhType\n", *argv);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
} else if (0 == strcmp(*argv, "--mode")) {
if (renderer.get() != NULL) {
SkDebugf("Cannot combine modes.\n");
PRINT_USAGE_AND_EXIT;
}
++argv;
if (argv >= stop) {
gLogger.logError("Missing mode for --mode\n");
PRINT_USAGE_AND_EXIT;
}
if (0 == strcmp(*argv, "record")) {
renderer.reset(SkNEW(sk_tools::RecordPictureRenderer));
gridSupported = true;
} else if (0 == strcmp(*argv, "clone")) {
renderer.reset(sk_tools::CreatePictureCloneRenderer());
} else if (0 == strcmp(*argv, "simple")) {
renderer.reset(SkNEW(sk_tools::SimplePictureRenderer));
} else if ((0 == strcmp(*argv, "tile")) || (0 == strcmp(*argv, "pow2tile"))
|| 0 == strcmp(*argv, "copyTile")) {
useTiles = true;
mode = *argv;
if (0 == strcmp(*argv, "pow2tile")) {
isPowerOf2Mode = true;
} else if (0 == strcmp(*argv, "copyTile")) {
isCopyMode = true;
} else {
gridSupported = true;
}
++argv;
if (argv >= stop) {
SkString err;
err.printf("Missing width for --mode %s\n", mode);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
widthString = *argv;
++argv;
if (argv >= stop) {
SkString err;
err.appendf("Missing height for --mode %s\n", mode);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
heightString = *argv;
} else if (0 == strcmp(*argv, "playbackCreation")) {
renderer.reset(SkNEW(sk_tools::PlaybackCreationRenderer));
gridSupported = true;
} else if (0 == strcmp(*argv, "gatherPixelRefs")) {
renderer.reset(sk_tools::CreateGatherPixelRefsRenderer());
} else {
SkString err;
err.printf("%s is not a valid mode for --mode\n", *argv);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
} else if (0 == strcmp(*argv, "--viewport")) {
++argv;
if (argv >= stop) {
gLogger.logError("Missing width for --viewport\n");
PRINT_USAGE_AND_EXIT;
}
viewport.fWidth = atoi(*argv);
++argv;
if (argv >= stop) {
gLogger.logError("Missing height for --viewport\n");
PRINT_USAGE_AND_EXIT;
}
viewport.fHeight = atoi(*argv);
} else if (0 == strcmp(*argv, "--tiles")) {
++argv;
if (argv >= stop) {
gLogger.logError("Missing x for --tiles\n");
PRINT_USAGE_AND_EXIT;
}
xTilesString = *argv;
++argv;
if (argv >= stop) {
gLogger.logError("Missing y for --tiles\n");
PRINT_USAGE_AND_EXIT;
}
yTilesString = *argv;
} else if (0 == strcmp(*argv, "--device")) {
++argv;
if (argv >= stop) {
gLogger.logError("Missing mode for --device\n");
PRINT_USAGE_AND_EXIT;
}
if (0 == strcmp(*argv, "bitmap")) {
deviceType = sk_tools::PictureRenderer::kBitmap_DeviceType;
}
#if SK_SUPPORT_GPU
else if (0 == strcmp(*argv, "gpu")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
}
#endif
else {
SkString err;
err.printf("%s is not a valid mode for --device\n", *argv);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
} else if (0 == strcmp(*argv, "--timers")) {
++argv;
if (argv < stop) {
bool timerWall = false;
bool truncatedTimerWall = false;
bool timerCpu = false;
bool truncatedTimerCpu = false;
bool timerGpu = false;
for (char* t = *argv; *t; ++t) {
switch (*t) {
case 'w':
timerWall = true;
break;
case 'c':
timerCpu = true;
break;
case 'W':
truncatedTimerWall = true;
break;
case 'C':
truncatedTimerCpu = true;
break;
case 'g':
timerGpu = true;
break;
default: {
break;
}
}
}
benchmark->setTimersToShow(timerWall, truncatedTimerWall, timerCpu,
truncatedTimerCpu, timerGpu);
} else {
gLogger.logError("Missing arg for --timers\n");
PRINT_USAGE_AND_EXIT;
}
} else if (0 == strcmp(*argv, "--timeIndividualTiles")) {
benchmark->setTimeIndividualTiles(true);
} else if (0 == strcmp(*argv, "--min")) {
benchmark->setPrintMin(true);
} else if (0 == strcmp(*argv, "--logPerIter")) {
++argv;
if (argv < stop) {
bool log = atoi(*argv) != 0;
benchmark->setLogPerIter(log);
} else {
gLogger.logError("Missing arg for --logPerIter\n");
PRINT_USAGE_AND_EXIT;
}
} else if (0 == strcmp(*argv, "--filter")) {
++argv;
if (argv < stop) {
const char* colon = strchr(*argv, ':');
if (colon) {
int type = -1;
size_t typeLen = colon - *argv;
for (size_t tIndex = 0; tIndex < kFilterTypesCount; ++tIndex) {
if (typeLen == strlen(gFilterTypes[tIndex])
&& !strncmp(*argv, gFilterTypes[tIndex], typeLen)) {
type = tIndex;
break;
}
}
if (type < 0) {
SkString err;
err.printf("Unknown type for --filter %s\n", *argv);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
int flag = -1;
size_t flagLen = strlen(*argv) - typeLen - 1;
for (size_t fIndex = 0; fIndex < kFilterFlagsCount; ++fIndex) {
if (flagLen == strlen(gFilterFlags[fIndex])
&& !strncmp(colon + 1, gFilterFlags[fIndex], flagLen)) {
flag = 1 << fIndex;
break;
}
}
if (flag < 0) {
SkString err;
err.printf("Unknown flag for --filter %s\n", *argv);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
for (int index = 0; index < SkDrawFilter::kTypeCount; ++index) {
if (type != SkDrawFilter::kTypeCount && index != type) {
continue;
}
drawFilters[index] = (sk_tools::PictureRenderer::DrawFilterFlags)
(drawFilters[index] | flag);
}
} else {
SkString err;
err.printf("Unknown arg for --filter %s : missing colon\n", *argv);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
} else {
gLogger.logError("Missing arg for --filter\n");
PRINT_USAGE_AND_EXIT;
}
} else if (0 == strcmp(*argv, "--help") || 0 == strcmp(*argv, "-h")) {
PRINT_USAGE_AND_EXIT;
} else {
inputs->push_back(SkString(*argv));
}
}
if (numThreads > 1 && !useTiles) {
gLogger.logError("Multithreaded drawing requires tiled rendering.\n");
PRINT_USAGE_AND_EXIT;
}
if (usePipe && sk_tools::PictureRenderer::kNone_BBoxHierarchyType != bbhType) {
gLogger.logError("--pipe and --bbh cannot be used together\n");
PRINT_USAGE_AND_EXIT;
}
if (sk_tools::PictureRenderer::kTileGrid_BBoxHierarchyType == bbhType &&
!gridSupported) {
gLogger.logError("'--bbh grid' is not compatible with specified --mode.\n");
PRINT_USAGE_AND_EXIT;
}
if (useTiles) {
SkASSERT(NULL == renderer);
sk_tools::TiledPictureRenderer* tiledRenderer;
if (isCopyMode) {
int x, y;
if (xTilesString != NULL) {
SkASSERT(yTilesString != NULL);
x = atoi(xTilesString);
y = atoi(yTilesString);
if (x <= 0 || y <= 0) {
gLogger.logError("--tiles must be given values > 0\n");
PRINT_USAGE_AND_EXIT;
}
} else {
x = y = 4;
}
tiledRenderer = SkNEW_ARGS(sk_tools::CopyTilesRenderer, (x, y));
if (benchmark->timeIndividualTiles()) {
gLogger.logError("timeIndividualTiles is not compatible with copyTile\n");
PRINT_USAGE_AND_EXIT;
}
} else if (numThreads > 1) {
tiledRenderer = SkNEW_ARGS(sk_tools::MultiCorePictureRenderer, (numThreads));
} else {
tiledRenderer = SkNEW(sk_tools::TiledPictureRenderer);
}
if (isPowerOf2Mode) {
int minWidth = atoi(widthString);
if (!SkIsPow2(minWidth) || minWidth < 0) {
tiledRenderer->unref();
SkString err;
err.printf("-mode %s must be given a width"
" value that is a power of two\n", mode);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
tiledRenderer->setTileMinPowerOf2Width(minWidth);
} else if (sk_tools::is_percentage(widthString)) {
if (isCopyMode) {
tiledRenderer->unref();
SkString err;
err.printf("--mode %s does not support percentages.\n", mode);
gLogger.logError(err.c_str());
PRINT_USAGE_AND_EXIT;
}
tiledRenderer->setTileWidthPercentage(atof(widthString));
if (!(tiledRenderer->getTileWidthPercentage() > 0)) {
tiledRenderer->unref();
SkString err;
err.appendf("--mode %s must be given a width percentage > 0\n", mode);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
} else {
tiledRenderer->setTileWidth(atoi(widthString));
if (!(tiledRenderer->getTileWidth() > 0)) {
tiledRenderer->unref();
SkString err;
err.appendf("--mode %s must be given a width > 0\n", mode);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
}
if (sk_tools::is_percentage(heightString)) {
if (isCopyMode) {
tiledRenderer->unref();
SkString err;
err.printf("--mode %s does not support percentages.\n", mode);
gLogger.logError(err.c_str());
PRINT_USAGE_AND_EXIT;
}
tiledRenderer->setTileHeightPercentage(atof(heightString));
if (!(tiledRenderer->getTileHeightPercentage() > 0)) {
tiledRenderer->unref();
SkString err;
err.appendf("--mode %s must be given a height percentage > 0\n", mode);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
} else {
tiledRenderer->setTileHeight(atoi(heightString));
if (!(tiledRenderer->getTileHeight() > 0)) {
tiledRenderer->unref();
SkString err;
err.appendf("--mode %s must be given a height > 0\n", mode);
gLogger.logError(err);
PRINT_USAGE_AND_EXIT;
}
}
if (numThreads > 1) {
#if SK_SUPPORT_GPU
if (sk_tools::PictureRenderer::kGPU_DeviceType == deviceType) {
tiledRenderer->unref();
gLogger.logError("GPU not compatible with multithreaded tiling.\n");
PRINT_USAGE_AND_EXIT;
}
#endif
}
renderer.reset(tiledRenderer);
if (usePipe) {
gLogger.logError("Pipe rendering is currently not compatible with tiling.\n"
"Turning off pipe.\n");
}
} else {
if (benchmark->timeIndividualTiles()) {
gLogger.logError("timeIndividualTiles requires tiled rendering.\n");
PRINT_USAGE_AND_EXIT;
}
if (usePipe) {
if (renderer.get() != NULL) {
gLogger.logError("Pipe is incompatible with other modes.\n");
PRINT_USAGE_AND_EXIT;
}
renderer.reset(SkNEW(sk_tools::PipePictureRenderer));
}
}
if (inputs->count() < 1) {
PRINT_USAGE_AND_EXIT;
}
if (NULL == renderer) {
renderer.reset(SkNEW(sk_tools::SimplePictureRenderer));
}
renderer->setBBoxHierarchyType(bbhType);
renderer->setDrawFilters(drawFilters, filtersName(drawFilters));
renderer->setGridSize(gridWidth, gridHeight);
renderer->setViewport(viewport);
benchmark->setRenderer(renderer);
benchmark->setRepeats(repeats);
benchmark->setDeviceType(deviceType);
benchmark->setLogger(&gLogger);
// Report current settings:
gLogger.logProgress(commandLine);
}
GrTexture* GrGpu::createTexture(const GrSurfaceDesc& origDesc, bool budgeted,
const void* srcData, size_t rowBytes) {
GrSurfaceDesc desc = origDesc;
if (!this->caps()->isConfigTexturable(desc.fConfig)) {
return nullptr;
}
bool isRT = SkToBool(desc.fFlags & kRenderTarget_GrSurfaceFlag);
if (isRT && !this->caps()->isConfigRenderable(desc.fConfig, desc.fSampleCnt > 0)) {
return nullptr;
}
// We currently do not support multisampled textures
if (!isRT && desc.fSampleCnt > 0) {
return nullptr;
}
GrTexture *tex = nullptr;
if (isRT) {
int maxRTSize = this->caps()->maxRenderTargetSize();
if (desc.fWidth > maxRTSize || desc.fHeight > maxRTSize) {
return nullptr;
}
} else {
int maxSize = this->caps()->maxTextureSize();
if (desc.fWidth > maxSize || desc.fHeight > maxSize) {
return nullptr;
}
}
GrGpuResource::LifeCycle lifeCycle = budgeted ? GrGpuResource::kCached_LifeCycle :
GrGpuResource::kUncached_LifeCycle;
desc.fSampleCnt = SkTMin(desc.fSampleCnt, this->caps()->maxSampleCount());
// Attempt to catch un- or wrongly initialized sample counts;
SkASSERT(desc.fSampleCnt >= 0 && desc.fSampleCnt <= 64);
desc.fOrigin = resolve_origin(desc.fOrigin, isRT);
if (GrPixelConfigIsCompressed(desc.fConfig)) {
// We shouldn't be rendering into this
SkASSERT(!isRT);
SkASSERT(0 == desc.fSampleCnt);
if (!this->caps()->npotTextureTileSupport() &&
(!SkIsPow2(desc.fWidth) || !SkIsPow2(desc.fHeight))) {
return nullptr;
}
this->handleDirtyContext();
tex = this->onCreateCompressedTexture(desc, lifeCycle, srcData);
} else {
this->handleDirtyContext();
tex = this->onCreateTexture(desc, lifeCycle, srcData, rowBytes);
}
if (!this->caps()->reuseScratchTextures() && !isRT) {
tex->resourcePriv().removeScratchKey();
}
if (tex) {
fStats.incTextureCreates();
if (srcData) {
fStats.incTextureUploads();
}
}
return tex;
}
sk_sp<GrDrawContext> GaussianBlur(GrContext* context,
GrTexture* origSrc,
sk_sp<SkColorSpace> colorSpace,
const SkIRect& dstBounds,
const SkIRect* srcBounds,
float sigmaX,
float sigmaY,
SkBackingFit fit) {
SkASSERT(context);
SkIRect clearRect;
int scaleFactorX, radiusX;
int scaleFactorY, radiusY;
int maxTextureSize = context->caps()->maxTextureSize();
sigmaX = adjust_sigma(sigmaX, maxTextureSize, &scaleFactorX, &radiusX);
sigmaY = adjust_sigma(sigmaY, maxTextureSize, &scaleFactorY, &radiusY);
SkASSERT(sigmaX || sigmaY);
SkIPoint srcOffset = SkIPoint::Make(-dstBounds.x(), -dstBounds.y());
SkIRect localDstBounds = SkIRect::MakeWH(dstBounds.width(), dstBounds.height());
SkIRect localSrcBounds;
SkIRect srcRect;
if (srcBounds) {
srcRect = localSrcBounds = *srcBounds;
srcRect.offset(srcOffset);
srcBounds = &localSrcBounds;
} else {
srcRect = localDstBounds;
}
scale_irect_roundout(&srcRect, 1.0f / scaleFactorX, 1.0f / scaleFactorY);
scale_irect(&srcRect, scaleFactorX, scaleFactorY);
// setup new clip
GrFixedClip clip(localDstBounds);
sk_sp<GrTexture> srcTexture(sk_ref_sp(origSrc));
SkASSERT(kBGRA_8888_GrPixelConfig == srcTexture->config() ||
kRGBA_8888_GrPixelConfig == srcTexture->config() ||
kSRGBA_8888_GrPixelConfig == srcTexture->config() ||
kSBGRA_8888_GrPixelConfig == srcTexture->config() ||
kRGBA_half_GrPixelConfig == srcTexture->config() ||
kAlpha_8_GrPixelConfig == srcTexture->config());
const int width = dstBounds.width();
const int height = dstBounds.height();
const GrPixelConfig config = srcTexture->config();
sk_sp<GrDrawContext> dstDrawContext(context->makeDrawContext(fit,
width, height, config, colorSpace,
0, kDefault_GrSurfaceOrigin));
if (!dstDrawContext) {
return nullptr;
}
// For really small blurs (certainly no wider than 5x5 on desktop gpus) it is faster to just
// launch a single non separable kernel vs two launches
if (sigmaX > 0.0f && sigmaY > 0.0f &&
(2 * radiusX + 1) * (2 * radiusY + 1) <= MAX_KERNEL_SIZE) {
// We shouldn't be scaling because this is a small size blur
SkASSERT((1 == scaleFactorX) && (1 == scaleFactorY));
convolve_gaussian_2d(dstDrawContext.get(), clip, localDstBounds, srcOffset,
srcTexture.get(), radiusX, radiusY, sigmaX, sigmaY, srcBounds);
return dstDrawContext;
}
sk_sp<GrDrawContext> tmpDrawContext(context->makeDrawContext(fit,
width, height, config, colorSpace,
0, kDefault_GrSurfaceOrigin));
if (!tmpDrawContext) {
return nullptr;
}
sk_sp<GrDrawContext> srcDrawContext;
SkASSERT(SkIsPow2(scaleFactorX) && SkIsPow2(scaleFactorY));
for (int i = 1; i < scaleFactorX || i < scaleFactorY; i *= 2) {
GrPaint paint;
paint.setGammaCorrect(dstDrawContext->isGammaCorrect());
SkMatrix matrix;
matrix.setIDiv(srcTexture->width(), srcTexture->height());
SkIRect dstRect(srcRect);
if (srcBounds && i == 1) {
SkRect domain;
matrix.mapRect(&domain, SkRect::Make(*srcBounds));
domain.inset((i < scaleFactorX) ? SK_ScalarHalf / srcTexture->width() : 0.0f,
(i < scaleFactorY) ? SK_ScalarHalf / srcTexture->height() : 0.0f);
sk_sp<GrFragmentProcessor> fp(GrTextureDomainEffect::Make(
srcTexture.get(),
nullptr,
matrix,
domain,
GrTextureDomain::kDecal_Mode,
GrTextureParams::kBilerp_FilterMode));
paint.addColorFragmentProcessor(std::move(fp));
srcRect.offset(-srcOffset);
srcOffset.set(0, 0);
} else {
GrTextureParams params(SkShader::kClamp_TileMode, GrTextureParams::kBilerp_FilterMode);
paint.addColorTextureProcessor(srcTexture.get(), nullptr, matrix, params);
}
paint.setPorterDuffXPFactory(SkBlendMode::kSrc);
shrink_irect_by_2(&dstRect, i < scaleFactorX, i < scaleFactorY);
dstDrawContext->fillRectToRect(clip, paint, SkMatrix::I(),
SkRect::Make(dstRect), SkRect::Make(srcRect));
srcDrawContext = dstDrawContext;
srcRect = dstRect;
srcTexture = srcDrawContext->asTexture();
dstDrawContext.swap(tmpDrawContext);
localSrcBounds = srcRect;
}
srcRect = localDstBounds;
scale_irect_roundout(&srcRect, 1.0f / scaleFactorX, 1.0f / scaleFactorY);
if (sigmaX > 0.0f) {
if (scaleFactorX > 1) {
SkASSERT(srcDrawContext);
// Clear out a radius to the right of the srcRect to prevent the
// X convolution from reading garbage.
clearRect = SkIRect::MakeXYWH(srcRect.fRight, srcRect.fTop,
radiusX, srcRect.height());
srcDrawContext->clear(&clearRect, 0x0, false);
}
convolve_gaussian(dstDrawContext.get(), clip, srcRect,
srcTexture.get(), Gr1DKernelEffect::kX_Direction, radiusX, sigmaX,
srcBounds, srcOffset);
srcDrawContext = dstDrawContext;
srcTexture = srcDrawContext->asTexture();
srcRect.offsetTo(0, 0);
dstDrawContext.swap(tmpDrawContext);
localSrcBounds = srcRect;
srcOffset.set(0, 0);
}
if (sigmaY > 0.0f) {
if (scaleFactorY > 1 || sigmaX > 0.0f) {
SkASSERT(srcDrawContext);
// Clear out a radius below the srcRect to prevent the Y
// convolution from reading garbage.
clearRect = SkIRect::MakeXYWH(srcRect.fLeft, srcRect.fBottom,
srcRect.width(), radiusY);
srcDrawContext->clear(&clearRect, 0x0, false);
}
convolve_gaussian(dstDrawContext.get(), clip, srcRect,
srcTexture.get(), Gr1DKernelEffect::kY_Direction, radiusY, sigmaY,
srcBounds, srcOffset);
srcDrawContext = dstDrawContext;
srcRect.offsetTo(0, 0);
dstDrawContext.swap(tmpDrawContext);
}
SkASSERT(srcDrawContext);
srcTexture = nullptr; // we don't use this from here on out
if (scaleFactorX > 1 || scaleFactorY > 1) {
// Clear one pixel to the right and below, to accommodate bilinear upsampling.
clearRect = SkIRect::MakeXYWH(srcRect.fLeft, srcRect.fBottom, srcRect.width() + 1, 1);
srcDrawContext->clear(&clearRect, 0x0, false);
clearRect = SkIRect::MakeXYWH(srcRect.fRight, srcRect.fTop, 1, srcRect.height());
srcDrawContext->clear(&clearRect, 0x0, false);
SkMatrix matrix;
matrix.setIDiv(srcDrawContext->width(), srcDrawContext->height());
GrPaint paint;
paint.setGammaCorrect(dstDrawContext->isGammaCorrect());
// FIXME: this should be mitchell, not bilinear.
GrTextureParams params(SkShader::kClamp_TileMode, GrTextureParams::kBilerp_FilterMode);
sk_sp<GrTexture> tex(srcDrawContext->asTexture());
paint.addColorTextureProcessor(tex.get(), nullptr, matrix, params);
paint.setPorterDuffXPFactory(SkBlendMode::kSrc);
SkIRect dstRect(srcRect);
scale_irect(&dstRect, scaleFactorX, scaleFactorY);
dstDrawContext->fillRectToRect(clip, paint, SkMatrix::I(),
SkRect::Make(dstRect), SkRect::Make(srcRect));
srcDrawContext = dstDrawContext;
srcRect = dstRect;
dstDrawContext.swap(tmpDrawContext);
}
return srcDrawContext;
}
sk_tools::PictureRenderer* parseRenderer(SkString& error, PictureTool tool) {
error.reset();
if (FLAGS_multi <= 0) {
error.printf("--multi must be > 0, was %i", FLAGS_multi);
return NULL;
}
bool useTiles = false;
const char* widthString = NULL;
const char* heightString = NULL;
bool isPowerOf2Mode = false;
bool isCopyMode = false;
const char* mode = NULL;
bool gridSupported = false;
SkAutoTUnref<sk_tools::PictureRenderer> renderer;
if (FLAGS_mode.count() >= 1) {
mode = FLAGS_mode[0];
if (0 == strcmp(mode, "record")) {
renderer.reset(SkNEW(sk_tools::RecordPictureRenderer));
gridSupported = true;
// undocumented
} else if (0 == strcmp(mode, "clone")) {
renderer.reset(sk_tools::CreatePictureCloneRenderer());
} else if (0 == strcmp(mode, "tile") || 0 == strcmp(mode, "pow2tile")
|| 0 == strcmp(mode, "copyTile")) {
useTiles = true;
if (0 == strcmp(mode, "pow2tile")) {
isPowerOf2Mode = true;
} else if (0 == strcmp(mode, "copyTile")) {
isCopyMode = true;
} else {
gridSupported = true;
}
if (FLAGS_mode.count() < 2) {
error.printf("Missing width for --mode %s\n", mode);
return NULL;
}
widthString = FLAGS_mode[1];
if (FLAGS_mode.count() < 3) {
error.printf("Missing height for --mode %s\n", mode);
return NULL;
}
heightString = FLAGS_mode[2];
} else if (0 == strcmp(mode, "playbackCreation") && kBench_PictureTool == tool) {
renderer.reset(SkNEW(sk_tools::PlaybackCreationRenderer));
gridSupported = true;
// undocumented
} else if (0 == strcmp(mode, "gatherPixelRefs") && kBench_PictureTool == tool) {
renderer.reset(sk_tools::CreateGatherPixelRefsRenderer());
} else if (0 == strcmp(mode, "rerecord") && kRender_PictureTool == tool) {
renderer.reset(SkNEW(sk_tools::RecordPictureRenderer));
// Allow 'mode' to be set to 'simple', but do not create a renderer, so we can
// ensure that pipe does not override a mode besides simple. The renderer will
// be created below.
} else if (0 != strcmp(mode, "simple")) {
error.printf("%s is not a valid mode for --mode\n", mode);
return NULL;
}
}
if (useTiles) {
SkASSERT(NULL == renderer);
SkAutoTUnref<sk_tools::TiledPictureRenderer> tiledRenderer;
if (isCopyMode) {
int xTiles = -1;
int yTiles = -1;
if (FLAGS_tiles.count() > 0) {
if (FLAGS_tiles.count() != 2) {
error.printf("--tiles requires an x value and a y value.\n");
return NULL;
}
xTiles = atoi(FLAGS_tiles[0]);
yTiles = atoi(FLAGS_tiles[1]);
}
int x, y;
if (xTiles != -1 && yTiles != -1) {
x = xTiles;
y = yTiles;
if (x <= 0 || y <= 0) {
error.printf("--tiles must be given values > 0\n");
return NULL;
}
} else {
x = y = 4;
}
tiledRenderer.reset(SkNEW_ARGS(sk_tools::CopyTilesRenderer, (x, y)));
} else if (FLAGS_multi > 1) {
tiledRenderer.reset(SkNEW_ARGS(sk_tools::MultiCorePictureRenderer,
(FLAGS_multi)));
} else {
tiledRenderer.reset(SkNEW(sk_tools::TiledPictureRenderer));
}
if (isPowerOf2Mode) {
int minWidth = atoi(widthString);
if (!SkIsPow2(minWidth) || minWidth < 0) {
SkString err;
error.printf("-mode %s must be given a width"
" value that is a power of two\n", mode);
return NULL;
}
tiledRenderer->setTileMinPowerOf2Width(minWidth);
} else if (sk_tools::is_percentage(widthString)) {
if (isCopyMode) {
error.printf("--mode %s does not support percentages.\n", mode);
return NULL;
}
tiledRenderer->setTileWidthPercentage(atof(widthString));
if (!(tiledRenderer->getTileWidthPercentage() > 0)) {
error.printf("--mode %s must be given a width percentage > 0\n", mode);
return NULL;
}
} else {
tiledRenderer->setTileWidth(atoi(widthString));
if (!(tiledRenderer->getTileWidth() > 0)) {
error.printf("--mode %s must be given a width > 0\n", mode);
return NULL;
}
}
if (sk_tools::is_percentage(heightString)) {
if (isCopyMode) {
error.printf("--mode %s does not support percentages.\n", mode);
return NULL;
}
tiledRenderer->setTileHeightPercentage(atof(heightString));
if (!(tiledRenderer->getTileHeightPercentage() > 0)) {
error.printf("--mode %s must be given a height percentage > 0\n", mode);
return NULL;
}
} else {
tiledRenderer->setTileHeight(atoi(heightString));
if (!(tiledRenderer->getTileHeight() > 0)) {
SkString err;
error.printf("--mode %s must be given a height > 0\n", mode);
return NULL;
}
}
renderer.reset(tiledRenderer.detach());
if (FLAGS_pipe) {
error.printf("Pipe rendering is currently not compatible with tiling.\n"
"Turning off pipe.\n");
}
} else { // useTiles
if (FLAGS_multi > 1) {
error.printf("Multithreaded drawing requires tiled rendering.\n");
return NULL;
}
if (FLAGS_pipe) {
if (renderer != NULL) {
error.printf("Pipe is incompatible with other modes.\n");
return NULL;
}
renderer.reset(SkNEW(sk_tools::PipePictureRenderer));
}
}
if (NULL == renderer) {
renderer.reset(SkNEW(sk_tools::SimplePictureRenderer));
}
if (FLAGS_viewport.count() > 0) {
if (FLAGS_viewport.count() != 2) {
error.printf("--viewport requires a width and a height.\n");
return NULL;
}
SkISize viewport;
viewport.fWidth = atoi(FLAGS_viewport[0]);
viewport.fHeight = atoi(FLAGS_viewport[1]);
renderer->setViewport(viewport);
}
sk_tools::PictureRenderer::SkDeviceTypes deviceType =
sk_tools::PictureRenderer::kBitmap_DeviceType;
#if SK_SUPPORT_GPU
int sampleCount = 0;
#endif
if (FLAGS_config.count() > 0) {
if (0 == strcmp(FLAGS_config[0], "8888")) {
deviceType = sk_tools::PictureRenderer::kBitmap_DeviceType;
}
#if SK_SUPPORT_GPU
else if (0 == strcmp(FLAGS_config[0], "gpu")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
if (FLAGS_multi > 1) {
error.printf("GPU not compatible with multithreaded tiling.\n");
return NULL;
}
}
else if (0 == strcmp(FLAGS_config[0], "msaa4")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
if (FLAGS_multi > 1) {
error.printf("GPU not compatible with multithreaded tiling.\n");
return NULL;
}
sampleCount = 4;
}
else if (0 == strcmp(FLAGS_config[0], "msaa16")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
if (FLAGS_multi > 1) {
error.printf("GPU not compatible with multithreaded tiling.\n");
return NULL;
}
sampleCount = 16;
}
else if (0 == strcmp(FLAGS_config[0], "nvprmsaa4")) {
deviceType = sk_tools::PictureRenderer::kNVPR_DeviceType;
if (FLAGS_multi > 1) {
error.printf("GPU not compatible with multithreaded tiling.\n");
return NULL;
}
sampleCount = 4;
}
else if (0 == strcmp(FLAGS_config[0], "nvprmsaa16")) {
deviceType = sk_tools::PictureRenderer::kNVPR_DeviceType;
if (FLAGS_multi > 1) {
error.printf("GPU not compatible with multithreaded tiling.\n");
return NULL;
}
sampleCount = 16;
}
#if SK_ANGLE
else if (0 == strcmp(FLAGS_config[0], "angle")) {
deviceType = sk_tools::PictureRenderer::kAngle_DeviceType;
if (FLAGS_multi > 1) {
error.printf("Angle not compatible with multithreaded tiling.\n");
return NULL;
}
}
#endif
#if SK_MESA
else if (0 == strcmp(FLAGS_config[0], "mesa")) {
deviceType = sk_tools::PictureRenderer::kMesa_DeviceType;
if (FLAGS_multi > 1) {
error.printf("Mesa not compatible with multithreaded tiling.\n");
return NULL;
}
}
#endif
#endif
else {
error.printf("%s is not a valid mode for --config\n", FLAGS_config[0]);
return NULL;
}
renderer->setDeviceType(deviceType);
#if SK_SUPPORT_GPU
renderer->setSampleCount(sampleCount);
#endif
}
sk_tools::PictureRenderer::BBoxHierarchyType bbhType
= sk_tools::PictureRenderer::kNone_BBoxHierarchyType;
if (FLAGS_bbh.count() > 0) {
const char* type = FLAGS_bbh[0];
if (0 == strcmp(type, "none")) {
bbhType = sk_tools::PictureRenderer::kNone_BBoxHierarchyType;
} else if (0 == strcmp(type, "quadtree")) {
bbhType = sk_tools::PictureRenderer::kQuadTree_BBoxHierarchyType;
} else if (0 == strcmp(type, "rtree")) {
bbhType = sk_tools::PictureRenderer::kRTree_BBoxHierarchyType;
} else if (0 == strcmp(type, "grid")) {
if (!gridSupported) {
error.printf("'--bbh grid' is not compatible with --mode=%s.\n", mode);
return NULL;
}
bbhType = sk_tools::PictureRenderer::kTileGrid_BBoxHierarchyType;
if (FLAGS_bbh.count() != 3) {
error.printf("--bbh grid requires a width and a height.\n");
return NULL;
}
int gridWidth = atoi(FLAGS_bbh[1]);
int gridHeight = atoi(FLAGS_bbh[2]);
renderer->setGridSize(gridWidth, gridHeight);
} else {
error.printf("%s is not a valid value for --bbhType\n", type);
return NULL;
}
if (FLAGS_pipe && sk_tools::PictureRenderer::kNone_BBoxHierarchyType != bbhType) {
error.printf("--pipe and --bbh cannot be used together\n");
return NULL;
}
}
renderer->setBBoxHierarchyType(bbhType);
renderer->setScaleFactor(SkDoubleToScalar(FLAGS_scale));
return renderer.detach();
}
sk_tools::PictureRenderer* parseRenderer(SkString& error, PictureTool tool) {
error.reset();
bool useTiles = false;
const char* widthString = NULL;
const char* heightString = NULL;
bool isPowerOf2Mode = false;
bool isCopyMode = false;
const char* mode = NULL;
#if SK_SUPPORT_GPU
GrContextOptions grContextOpts;
grContextOpts.fDrawPathToCompressedTexture = FLAGS_gpuCompressAlphaMasks;
#define RENDERER_ARGS (grContextOpts)
#else
#define RENDERER_ARGS ()
#endif
SkAutoTUnref<sk_tools::PictureRenderer> renderer;
if (FLAGS_mode.count() >= 1) {
mode = FLAGS_mode[0];
if (0 == strcmp(mode, "record")) {
renderer.reset(SkNEW_ARGS(sk_tools::RecordPictureRenderer, RENDERER_ARGS));
} else if (0 == strcmp(mode, "tile") || 0 == strcmp(mode, "pow2tile")
|| 0 == strcmp(mode, "copyTile")) {
useTiles = true;
if (0 == strcmp(mode, "pow2tile")) {
isPowerOf2Mode = true;
} else if (0 == strcmp(mode, "copyTile")) {
isCopyMode = true;
}
if (FLAGS_mode.count() < 2) {
error.printf("Missing width for --mode %s\n", mode);
return NULL;
}
widthString = FLAGS_mode[1];
if (FLAGS_mode.count() < 3) {
error.printf("Missing height for --mode %s\n", mode);
return NULL;
}
heightString = FLAGS_mode[2];
} else if (0 == strcmp(mode, "playbackCreation") && kBench_PictureTool == tool) {
renderer.reset(SkNEW_ARGS(sk_tools::PlaybackCreationRenderer, RENDERER_ARGS));
// undocumented
} else if (0 == strcmp(mode, "rerecord") && kRender_PictureTool == tool) {
renderer.reset(SkNEW_ARGS(sk_tools::RecordPictureRenderer, RENDERER_ARGS));
} else if (0 == strcmp(mode, "simple")) {
// Allow 'mode' to be set to 'simple', but do not create a renderer, so we can
// ensure that pipe does not override a mode besides simple. The renderer will
// be created below.
} else {
error.printf("%s is not a valid mode for --mode\n", mode);
return NULL;
}
}
if (useTiles) {
SkASSERT(NULL == renderer);
SkAutoTUnref<sk_tools::TiledPictureRenderer> tiledRenderer;
if (isCopyMode) {
int xTiles = -1;
int yTiles = -1;
if (FLAGS_tiles.count() > 0) {
if (FLAGS_tiles.count() != 2) {
error.printf("--tiles requires an x value and a y value.\n");
return NULL;
}
xTiles = atoi(FLAGS_tiles[0]);
yTiles = atoi(FLAGS_tiles[1]);
}
int x, y;
if (xTiles != -1 && yTiles != -1) {
x = xTiles;
y = yTiles;
if (x <= 0 || y <= 0) {
error.printf("--tiles must be given values > 0\n");
return NULL;
}
} else {
x = y = 4;
}
#if SK_SUPPORT_GPU
tiledRenderer.reset(SkNEW_ARGS(sk_tools::CopyTilesRenderer, (grContextOpts, x, y)));
#else
tiledRenderer.reset(SkNEW_ARGS(sk_tools::CopyTilesRenderer, (x, y)));
#endif
} else {
tiledRenderer.reset(SkNEW_ARGS(sk_tools::TiledPictureRenderer, RENDERER_ARGS));
}
if (isPowerOf2Mode) {
int minWidth = atoi(widthString);
if (!SkIsPow2(minWidth) || minWidth < 0) {
SkString err;
error.printf("-mode %s must be given a width"
" value that is a power of two\n", mode);
return NULL;
}
tiledRenderer->setTileMinPowerOf2Width(minWidth);
} else if (sk_tools::is_percentage(widthString)) {
if (isCopyMode) {
error.printf("--mode %s does not support percentages.\n", mode);
return NULL;
}
tiledRenderer->setTileWidthPercentage(atof(widthString));
if (!(tiledRenderer->getTileWidthPercentage() > 0)) {
error.printf("--mode %s must be given a width percentage > 0\n", mode);
return NULL;
}
} else {
tiledRenderer->setTileWidth(atoi(widthString));
if (!(tiledRenderer->getTileWidth() > 0)) {
error.printf("--mode %s must be given a width > 0\n", mode);
return NULL;
}
}
if (sk_tools::is_percentage(heightString)) {
if (isCopyMode) {
error.printf("--mode %s does not support percentages.\n", mode);
return NULL;
}
tiledRenderer->setTileHeightPercentage(atof(heightString));
if (!(tiledRenderer->getTileHeightPercentage() > 0)) {
error.printf("--mode %s must be given a height percentage > 0\n", mode);
return NULL;
}
} else {
tiledRenderer->setTileHeight(atoi(heightString));
if (!(tiledRenderer->getTileHeight() > 0)) {
SkString err;
error.printf("--mode %s must be given a height > 0\n", mode);
return NULL;
}
}
renderer.reset(tiledRenderer.detach());
if (FLAGS_pipe) {
error.printf("Pipe rendering is currently not compatible with tiling.\n"
"Turning off pipe.\n");
}
} else { // useTiles
if (FLAGS_pipe) {
if (renderer != NULL) {
error.printf("Pipe is incompatible with other modes.\n");
return NULL;
}
renderer.reset(SkNEW_ARGS(sk_tools::PipePictureRenderer, RENDERER_ARGS));
}
}
if (NULL == renderer) {
renderer.reset(SkNEW_ARGS(sk_tools::SimplePictureRenderer, RENDERER_ARGS));
}
if (FLAGS_viewport.count() > 0) {
if (FLAGS_viewport.count() != 2) {
error.printf("--viewport requires a width and a height.\n");
return NULL;
}
SkISize viewport;
viewport.fWidth = atoi(FLAGS_viewport[0]);
viewport.fHeight = atoi(FLAGS_viewport[1]);
renderer->setViewport(viewport);
}
sk_tools::PictureRenderer::SkDeviceTypes deviceType =
sk_tools::PictureRenderer::kBitmap_DeviceType;
#if SK_SUPPORT_GPU
GrGLStandard gpuAPI = kNone_GrGLStandard;
if (1 == FLAGS_gpuAPI.count()) {
if (FLAGS_gpuAPI.contains(kGpuAPINameGL)) {
gpuAPI = kGL_GrGLStandard;
} else if (FLAGS_gpuAPI.contains(kGpuAPINameGLES)) {
gpuAPI = kGLES_GrGLStandard;
} else {
error.printf("--gpuAPI invalid api value.\n");
return NULL;
}
} else if (FLAGS_gpuAPI.count() > 1) {
error.printf("--gpuAPI invalid api value.\n");
return NULL;
}
int sampleCount = 0;
bool useDFText = false;
#endif
if (FLAGS_config.count() > 0) {
if (0 == strcmp(FLAGS_config[0], "8888")) {
deviceType = sk_tools::PictureRenderer::kBitmap_DeviceType;
}
#if SK_SUPPORT_GPU
else if (0 == strcmp(FLAGS_config[0], "gpu")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
}
else if (0 == strcmp(FLAGS_config[0], "msaa4")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
sampleCount = 4;
}
else if (0 == strcmp(FLAGS_config[0], "msaa16")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
sampleCount = 16;
}
else if (0 == strcmp(FLAGS_config[0], "nvprmsaa4")) {
deviceType = sk_tools::PictureRenderer::kNVPR_DeviceType;
sampleCount = 4;
}
else if (0 == strcmp(FLAGS_config[0], "nvprmsaa16")) {
deviceType = sk_tools::PictureRenderer::kNVPR_DeviceType;
sampleCount = 16;
}
else if (0 == strcmp(FLAGS_config[0], "gpudft")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
useDFText = true;
}
#if SK_ANGLE
else if (0 == strcmp(FLAGS_config[0], "angle")) {
deviceType = sk_tools::PictureRenderer::kAngle_DeviceType;
}
#endif
#if SK_MESA
else if (0 == strcmp(FLAGS_config[0], "mesa")) {
deviceType = sk_tools::PictureRenderer::kMesa_DeviceType;
}
#endif
#endif
else {
error.printf("%s is not a valid mode for --config\n", FLAGS_config[0]);
return NULL;
}
#if SK_SUPPORT_GPU
if (!renderer->setDeviceType(deviceType, gpuAPI)) {
#else
if (!renderer->setDeviceType(deviceType)) {
#endif
error.printf("Could not create backend for --config %s\n", FLAGS_config[0]);
return NULL;
}
#if SK_SUPPORT_GPU
renderer->setSampleCount(sampleCount);
renderer->setUseDFText(useDFText);
#endif
}
sk_tools::PictureRenderer::BBoxHierarchyType bbhType
= sk_tools::PictureRenderer::kNone_BBoxHierarchyType;
if (FLAGS_bbh.count() > 0) {
const char* type = FLAGS_bbh[0];
if (0 == strcmp(type, "none")) {
bbhType = sk_tools::PictureRenderer::kNone_BBoxHierarchyType;
} else if (0 == strcmp(type, "rtree")) {
bbhType = sk_tools::PictureRenderer::kRTree_BBoxHierarchyType;
} else {
error.printf("%s is not a valid value for --bbhType\n", type);
return NULL;
}
if (FLAGS_pipe && sk_tools::PictureRenderer::kNone_BBoxHierarchyType != bbhType) {
error.printf("--pipe and --bbh cannot be used together\n");
return NULL;
}
}
renderer->setBBoxHierarchyType(bbhType);
renderer->setScaleFactor(SkDoubleToScalar(FLAGS_scale));
return renderer.detach();
}
static void parse_commandline(int argc, char* const argv[], SkTArray<SkString>* inputs,
sk_tools::PictureBenchmark*& benchmark) {
const char* argv0 = argv[0];
char* const* stop = argv + argc;
int repeats = DEFAULT_REPEATS;
sk_tools::PictureRenderer::SkDeviceTypes deviceType =
sk_tools::PictureRenderer::kBitmap_DeviceType;
// Create a string to show our current settings.
// TODO: Make it prettier. Currently it just repeats the command line.
SkString commandLine("bench_pictures:");
for (int i = 1; i < argc; i++) {
commandLine.appendf(" %s", *(argv+i));
}
commandLine.append("\n");
bool usePipe = false;
bool multiThreaded = false;
bool useTiles = false;
const char* widthString = NULL;
const char* heightString = NULL;
bool isPowerOf2Mode = false;
const char* mode = NULL;
for (++argv; argv < stop; ++argv) {
if (0 == strcmp(*argv, "--repeat")) {
++argv;
if (argv < stop) {
repeats = atoi(*argv);
if (repeats < 1) {
SkDELETE(benchmark);
gLogger.logError("--repeat must be given a value > 0\n");
exit(-1);
}
} else {
SkDELETE(benchmark);
gLogger.logError("Missing arg for --repeat\n");
usage(argv0);
exit(-1);
}
} else if (0 == strcmp(*argv, "--pipe")) {
usePipe = true;
} else if (0 == strcmp(*argv, "--logFile")) {
argv++;
if (argv < stop) {
if (!gLogger.SetLogFile(*argv)) {
SkString str;
str.printf("Could not open %s for writing.", *argv);
gLogger.logError(str);
usage(argv0);
exit(-1);
}
} else {
gLogger.logError("Missing arg for --logFile\n");
usage(argv0);
exit(-1);
}
} else if (0 == strcmp(*argv, "--mode")) {
SkDELETE(benchmark);
++argv;
if (argv >= stop) {
gLogger.logError("Missing mode for --mode\n");
usage(argv0);
exit(-1);
}
if (0 == strcmp(*argv, "record")) {
benchmark = SkNEW(sk_tools::RecordPictureBenchmark);
} else if (0 == strcmp(*argv, "simple")) {
benchmark = SkNEW(sk_tools::SimplePictureBenchmark);
} else if ((0 == strcmp(*argv, "tile")) || (0 == strcmp(*argv, "pow2tile"))) {
useTiles = true;
mode = *argv;
if (0 == strcmp(*argv, "pow2tile")) {
isPowerOf2Mode = true;
}
++argv;
if (argv >= stop) {
SkString err;
err.printf("Missing width for --mode %s\n", mode);
gLogger.logError(err);
usage(argv0);
exit(-1);
}
widthString = *argv;
++argv;
if (argv >= stop) {
gLogger.logError("Missing height for --mode tile\n");
usage(argv0);
exit(-1);
}
heightString = *argv;
++argv;
if (argv < stop && 0 == strcmp(*argv, "multi")) {
multiThreaded = true;
} else {
--argv;
}
} else if (0 == strcmp(*argv, "playbackCreation")) {
benchmark = SkNEW(sk_tools::PlaybackCreationBenchmark);
} else {
SkString err;
err.printf("%s is not a valid mode for --mode\n", *argv);
gLogger.logError(err);
usage(argv0);
exit(-1);
}
} else if (0 == strcmp(*argv, "--device")) {
++argv;
if (argv >= stop) {
gLogger.logError("Missing mode for --deivce\n");
usage(argv0);
exit(-1);
}
if (0 == strcmp(*argv, "bitmap")) {
deviceType = sk_tools::PictureRenderer::kBitmap_DeviceType;
}
#if SK_SUPPORT_GPU
else if (0 == strcmp(*argv, "gpu")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
}
#endif
else {
SkString err;
err.printf("%s is not a valid mode for --device\n", *argv);
gLogger.logError(err);
usage(argv0);
exit(-1);
}
} else if (0 == strcmp(*argv, "--help") || 0 == strcmp(*argv, "-h")) {
SkDELETE(benchmark);
usage(argv0);
exit(0);
} else {
inputs->push_back(SkString(*argv));
}
}
if (useTiles) {
sk_tools::TiledPictureBenchmark* tileBenchmark = SkNEW(sk_tools::TiledPictureBenchmark);
if (isPowerOf2Mode) {
int minWidth = atoi(widthString);
if (!SkIsPow2(minWidth) || minWidth < 0) {
SkDELETE(tileBenchmark);
SkString err;
err.printf("--mode %s must be given a width"
" value that is a power of two\n", mode);
gLogger.logError(err);
exit(-1);
}
tileBenchmark->setTileMinPowerOf2Width(minWidth);
} else if (sk_tools::is_percentage(widthString)) {
tileBenchmark->setTileWidthPercentage(atof(widthString));
if (!(tileBenchmark->getTileWidthPercentage() > 0)) {
SkDELETE(tileBenchmark);
gLogger.logError("--mode tile must be given a width percentage > 0\n");
exit(-1);
}
} else {
tileBenchmark->setTileWidth(atoi(widthString));
if (!(tileBenchmark->getTileWidth() > 0)) {
SkDELETE(tileBenchmark);
gLogger.logError("--mode tile must be given a width > 0\n");
exit(-1);
}
}
if (sk_tools::is_percentage(heightString)) {
tileBenchmark->setTileHeightPercentage(atof(heightString));
if (!(tileBenchmark->getTileHeightPercentage() > 0)) {
SkDELETE(tileBenchmark);
gLogger.logError("--mode tile must be given a height percentage > 0\n");
exit(-1);
}
} else {
tileBenchmark->setTileHeight(atoi(heightString));
if (!(tileBenchmark->getTileHeight() > 0)) {
SkDELETE(tileBenchmark);
gLogger.logError("--mode tile must be given a height > 0\n");
exit(-1);
}
}
tileBenchmark->setThreading(multiThreaded);
tileBenchmark->setUsePipe(usePipe);
benchmark = tileBenchmark;
} else if (usePipe) {
SkDELETE(benchmark);
benchmark = SkNEW(sk_tools::PipePictureBenchmark);
}
if (inputs->count() < 1) {
SkDELETE(benchmark);
usage(argv0);
exit(-1);
}
if (NULL == benchmark) {
benchmark = SkNEW(sk_tools::SimplePictureBenchmark);
}
benchmark->setRepeats(repeats);
benchmark->setDeviceType(deviceType);
benchmark->setLogger(&gLogger);
// Report current settings:
gLogger.logProgress(commandLine);
}
void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override{
const GrDistanceFieldLCDTextGeoProc& dfTexEffect =
args.fGP.cast<GrDistanceFieldLCDTextGeoProc>();
GrGLGPBuilder* pb = args.fPB;
GrGLVertexBuilder* vsBuilder = args.fPB->getVertexShaderBuilder();
// emit attributes
vsBuilder->emitAttributes(dfTexEffect);
// setup pass through color
if (!dfTexEffect.colorIgnored()) {
this->setupUniformColor(pb, args.fOutputColor, &fColorUniform);
}
// Setup position
this->setupPosition(pb, gpArgs, dfTexEffect.inPosition()->fName, dfTexEffect.viewMatrix(),
&fViewMatrixUniform);
// emit transforms
this->emitTransforms(args.fPB, gpArgs->fPositionVar, dfTexEffect.inPosition()->fName,
args.fTransformsIn, args.fTransformsOut);
// set up varyings
bool isUniformScale = SkToBool(dfTexEffect.getFlags() & kUniformScale_DistanceFieldEffectMask);
GrGLVertToFrag recipScale(kFloat_GrSLType);
GrGLVertToFrag st(kVec2f_GrSLType);
args.fPB->addVarying("IntTextureCoords", &st, kHigh_GrSLPrecision);
vsBuilder->codeAppendf("%s = %s;", st.vsOut(), dfTexEffect.inTextureCoords()->fName);
// compute numbers to be hardcoded to convert texture coordinates from int to float
SkASSERT(dfTexEffect.numTextures() == 1);
GrTexture* atlas = dfTexEffect.textureAccess(0).getTexture();
SkASSERT(atlas && SkIsPow2(atlas->width()) && SkIsPow2(atlas->height()));
SkScalar recipWidth = 1.0f / atlas->width();
SkScalar recipHeight = 1.0f / atlas->height();
GrGLVertToFrag uv(kVec2f_GrSLType);
args.fPB->addVarying("TextureCoords", &uv, kHigh_GrSLPrecision);
vsBuilder->codeAppendf("%s = vec2(%.*f, %.*f) * %s;", uv.vsOut(),
GR_SIGNIFICANT_POW2_DECIMAL_DIG, recipWidth,
GR_SIGNIFICANT_POW2_DECIMAL_DIG, recipHeight,
dfTexEffect.inTextureCoords()->fName);
// add frag shader code
GrGLFragmentBuilder* fsBuilder = args.fPB->getFragmentShaderBuilder();
SkAssertResult(fsBuilder->enableFeature(
GrGLFragmentShaderBuilder::kStandardDerivatives_GLSLFeature));
// create LCD offset adjusted by inverse of transform
// Use highp to work around aliasing issues
fsBuilder->codeAppend(GrGLShaderVar::PrecisionString(kHigh_GrSLPrecision,
pb->ctxInfo().standard()));
fsBuilder->codeAppendf("vec2 uv = %s;\n", uv.fsIn());
fsBuilder->codeAppend(GrGLShaderVar::PrecisionString(kHigh_GrSLPrecision,
pb->ctxInfo().standard()));
SkScalar lcdDelta = 1.0f / (3.0f * atlas->width());
if (dfTexEffect.getFlags() & kBGR_DistanceFieldEffectFlag) {
fsBuilder->codeAppendf("float delta = -%.*f;\n", SK_FLT_DECIMAL_DIG, lcdDelta);
} else {
fsBuilder->codeAppendf("float delta = %.*f;\n", SK_FLT_DECIMAL_DIG, lcdDelta);
}
if (isUniformScale) {
fsBuilder->codeAppendf("float dy = abs(dFdy(%s.y));", st.fsIn());
fsBuilder->codeAppend("vec2 offset = vec2(dy*delta, 0.0);");
} else {
fsBuilder->codeAppendf("vec2 st = %s;\n", st.fsIn());
fsBuilder->codeAppend("vec2 Jdx = dFdx(st);");
fsBuilder->codeAppend("vec2 Jdy = dFdy(st);");
fsBuilder->codeAppend("vec2 offset = delta*Jdx;");
}
// green is distance to uv center
fsBuilder->codeAppend("\tvec4 texColor = ");
fsBuilder->appendTextureLookup(args.fSamplers[0], "uv", kVec2f_GrSLType);
fsBuilder->codeAppend(";\n");
fsBuilder->codeAppend("\tvec3 distance;\n");
fsBuilder->codeAppend("\tdistance.y = texColor.r;\n");
// red is distance to left offset
fsBuilder->codeAppend("\tvec2 uv_adjusted = uv - offset;\n");
fsBuilder->codeAppend("\ttexColor = ");
fsBuilder->appendTextureLookup(args.fSamplers[0], "uv_adjusted", kVec2f_GrSLType);
fsBuilder->codeAppend(";\n");
fsBuilder->codeAppend("\tdistance.x = texColor.r;\n");
// blue is distance to right offset
fsBuilder->codeAppend("\tuv_adjusted = uv + offset;\n");
fsBuilder->codeAppend("\ttexColor = ");
fsBuilder->appendTextureLookup(args.fSamplers[0], "uv_adjusted", kVec2f_GrSLType);
fsBuilder->codeAppend(";\n");
fsBuilder->codeAppend("\tdistance.z = texColor.r;\n");
fsBuilder->codeAppend("\tdistance = "
"vec3(" SK_DistanceFieldMultiplier ")*(distance - vec3(" SK_DistanceFieldThreshold"));");
// adjust width based on gamma
const char* distanceAdjustUniName = NULL;
fDistanceAdjustUni = args.fPB->addUniform(GrGLProgramBuilder::kFragment_Visibility,
kVec3f_GrSLType, kDefault_GrSLPrecision,
"DistanceAdjust", &distanceAdjustUniName);
fsBuilder->codeAppendf("distance -= %s;", distanceAdjustUniName);
// To be strictly correct, we should compute the anti-aliasing factor separately
// for each color component. However, this is only important when using perspective
// transformations, and even then using a single factor seems like a reasonable
// trade-off between quality and speed.
fsBuilder->codeAppend("float afwidth;");
if (isUniformScale) {
// For uniform scale, we adjust for the effect of the transformation on the distance
// by using the length of the gradient of the texture coordinates. We use st coordinates
// to ensure we're mapping 1:1 from texel space to pixel space.
// this gives us a smooth step across approximately one fragment
fsBuilder->codeAppend("afwidth = " SK_DistanceFieldAAFactor "*dy;");
} else {
// For general transforms, to determine the amount of correction we multiply a unit
// vector pointing along the SDF gradient direction by the Jacobian of the st coords
// (which is the inverse transform for this fragment) and take the length of the result.
fsBuilder->codeAppend("vec2 dist_grad = vec2(dFdx(distance.r), dFdy(distance.r));");
// the length of the gradient may be 0, so we need to check for this
// this also compensates for the Adreno, which likes to drop tiles on division by 0
fsBuilder->codeAppend("float dg_len2 = dot(dist_grad, dist_grad);");
fsBuilder->codeAppend("if (dg_len2 < 0.0001) {");
fsBuilder->codeAppend("dist_grad = vec2(0.7071, 0.7071);");
fsBuilder->codeAppend("} else {");
fsBuilder->codeAppend("dist_grad = dist_grad*inversesqrt(dg_len2);");
fsBuilder->codeAppend("}");
fsBuilder->codeAppend("vec2 grad = vec2(dist_grad.x*Jdx.x + dist_grad.y*Jdy.x,");
fsBuilder->codeAppend(" dist_grad.x*Jdx.y + dist_grad.y*Jdy.y);");
// this gives us a smooth step across approximately one fragment
fsBuilder->codeAppend("afwidth = " SK_DistanceFieldAAFactor "*length(grad);");
}
fsBuilder->codeAppend(
"vec4 val = vec4(smoothstep(vec3(-afwidth), vec3(afwidth), distance), 1.0);");
fsBuilder->codeAppendf("%s = vec4(val);", args.fOutputCoverage);
}
void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override {
const GrBitmapTextGeoProc& cte = args.fGP.cast<GrBitmapTextGeoProc>();
GrGLSLVertexBuilder* vertBuilder = args.fVertBuilder;
GrGLSLVaryingHandler* varyingHandler = args.fVaryingHandler;
GrGLSLUniformHandler* uniformHandler = args.fUniformHandler;
// emit attributes
varyingHandler->emitAttributes(cte);
// compute numbers to be hardcoded to convert texture coordinates from int to float
SkASSERT(cte.numTextures() == 1);
SkDEBUGCODE(GrTexture* atlas = cte.textureAccess(0).getTexture());
SkASSERT(atlas && SkIsPow2(atlas->width()) && SkIsPow2(atlas->height()));
GrGLSLVertToFrag v(kVec2f_GrSLType);
varyingHandler->addVarying("TextureCoords", &v, kHigh_GrSLPrecision);
vertBuilder->codeAppendf("%s = %s;", v.vsOut(),
cte.inTextureCoords()->fName);
GrGLSLPPFragmentBuilder* fragBuilder = args.fFragBuilder;
// Setup pass through color
if (!cte.colorIgnored()) {
if (cte.hasVertexColor()) {
varyingHandler->addPassThroughAttribute(cte.inColor(), args.fOutputColor);
} else {
this->setupUniformColor(fragBuilder, uniformHandler, args.fOutputColor,
&fColorUniform);
}
}
// Setup position
this->setupPosition(vertBuilder, gpArgs, cte.inPosition()->fName);
// emit transforms
this->emitTransforms(vertBuilder,
varyingHandler,
uniformHandler,
gpArgs->fPositionVar,
cte.inPosition()->fName,
cte.localMatrix(),
args.fTransformsIn,
args.fTransformsOut);
if (cte.maskFormat() == kARGB_GrMaskFormat) {
fragBuilder->codeAppendf("%s = ", args.fOutputColor);
fragBuilder->appendTextureLookupAndModulate(args.fOutputColor,
args.fTexSamplers[0],
v.fsIn(),
kVec2f_GrSLType);
fragBuilder->codeAppend(";");
fragBuilder->codeAppendf("%s = vec4(1);", args.fOutputCoverage);
} else {
fragBuilder->codeAppendf("%s = ", args.fOutputCoverage);
fragBuilder->appendTextureLookup(args.fTexSamplers[0], v.fsIn(), kVec2f_GrSLType);
fragBuilder->codeAppend(";");
if (cte.maskFormat() == kA565_GrMaskFormat) {
// set alpha to be max of rgb coverage
fragBuilder->codeAppendf("%s.a = max(max(%s.r, %s.g), %s.b);",
args.fOutputCoverage, args.fOutputCoverage,
args.fOutputCoverage, args.fOutputCoverage);
}
}
}
static void parse_commandline(int argc, char* const argv[], SkTArray<SkString>* inputs,
sk_tools::PictureRenderer*& renderer, SkString*& outputDir,
bool* validate, bool* writeWholeImage,
int* clones){
const char* argv0 = argv[0];
char* const* stop = argv + argc;
sk_tools::PictureRenderer::SkDeviceTypes deviceType =
sk_tools::PictureRenderer::kBitmap_DeviceType;
bool usePipe = false;
int numThreads = 1;
bool useTiles = false;
const char* widthString = NULL;
const char* heightString = NULL;
int gridWidth = 0;
int gridHeight = 0;
bool isPowerOf2Mode = false;
bool isCopyMode = false;
const char* xTilesString = NULL;
const char* yTilesString = NULL;
const char* mode = NULL;
bool gridSupported = false;
sk_tools::PictureRenderer::BBoxHierarchyType bbhType =
sk_tools::PictureRenderer::kNone_BBoxHierarchyType;
*validate = false;
*writeWholeImage = false;
*clones = 0;
SkISize viewport;
viewport.setEmpty();
SkScalar scaleFactor = SK_Scalar1;
for (++argv; argv < stop; ++argv) {
if (0 == strcmp(*argv, "--mode")) {
if (renderer != NULL) {
renderer->unref();
SkDebugf("Cannot combine modes.\n");
usage(argv0);
exit(-1);
}
++argv;
if (argv >= stop) {
SkDebugf("Missing mode for --mode\n");
usage(argv0);
exit(-1);
}
if (0 == strcmp(*argv, "simple")) {
renderer = SkNEW(sk_tools::SimplePictureRenderer);
} else if ((0 == strcmp(*argv, "tile")) || (0 == strcmp(*argv, "pow2tile"))
|| 0 == strcmp(*argv, "copyTile")) {
useTiles = true;
mode = *argv;
if (0 == strcmp(*argv, "pow2tile")) {
isPowerOf2Mode = true;
} else if (0 == strcmp(*argv, "copyTile")) {
isCopyMode = true;
} else {
gridSupported = true;
}
++argv;
if (argv >= stop) {
SkDebugf("Missing width for --mode %s\n", mode);
usage(argv0);
exit(-1);
}
widthString = *argv;
++argv;
if (argv >= stop) {
SkDebugf("Missing height for --mode %s\n", mode);
usage(argv0);
exit(-1);
}
heightString = *argv;
} else if (0 == strcmp(*argv, "rerecord")) {
renderer = SkNEW(sk_tools::RecordPictureRenderer);
} else {
SkDebugf("%s is not a valid mode for --mode\n", *argv);
usage(argv0);
exit(-1);
}
} else if (0 == strcmp(*argv, "--bbh")) {
++argv;
if (argv >= stop) {
SkDebugf("Missing value for --bbh\n");
usage(argv0);
exit(-1);
}
if (0 == strcmp(*argv, "none")) {
bbhType = sk_tools::PictureRenderer::kNone_BBoxHierarchyType;
} else if (0 == strcmp(*argv, "rtree")) {
bbhType = sk_tools::PictureRenderer::kRTree_BBoxHierarchyType;
} else if (0 == strcmp(*argv, "grid")) {
bbhType = sk_tools::PictureRenderer::kTileGrid_BBoxHierarchyType;
++argv;
if (argv >= stop) {
SkDebugf("Missing width for --bbh grid\n");
usage(argv0);
exit(-1);
}
gridWidth = atoi(*argv);
++argv;
if (argv >= stop) {
SkDebugf("Missing height for --bbh grid\n");
usage(argv0);
exit(-1);
}
gridHeight = atoi(*argv);
} else {
SkDebugf("%s is not a valid value for --bbhType\n", *argv);
usage(argv0);
exit(-1);;
}
} else if (0 == strcmp(*argv, "--viewport")) {
++argv;
if (argv >= stop) {
SkDebugf("Missing width for --viewport\n");
usage(argv0);
exit(-1);
}
viewport.fWidth = atoi(*argv);
++argv;
if (argv >= stop) {
SkDebugf("Missing height for --viewport\n");
usage(argv0);
exit(-1);
}
viewport.fHeight = atoi(*argv);
} else if (0 == strcmp(*argv, "--scale")) {
++argv;
if (argv >= stop) {
SkDebugf("Missing scaleFactor for --scale\n");
usage(argv0);
exit(-1);
}
scaleFactor = SkDoubleToScalar(atof(*argv));
} else if (0 == strcmp(*argv, "--tiles")) {
++argv;
if (argv >= stop) {
SkDebugf("Missing x for --tiles\n");
usage(argv0);
exit(-1);
}
xTilesString = *argv;
++argv;
if (argv >= stop) {
SkDebugf("Missing y for --tiles\n");
usage(argv0);
exit(-1);
}
yTilesString = *argv;
} else if (0 == strcmp(*argv, "--pipe")) {
usePipe = true;
} else if (0 == strcmp(*argv, "--multi")) {
++argv;
if (argv >= stop) {
SkSafeUnref(renderer);
SkDebugf("Missing arg for --multi\n");
usage(argv0);
exit(-1);
}
numThreads = atoi(*argv);
if (numThreads < 2) {
SkSafeUnref(renderer);
SkDebugf("Number of threads must be at least 2.\n");
usage(argv0);
exit(-1);
}
} else if (0 == strcmp(*argv, "--clone")) {
++argv;
if (argv >= stop) {
SkSafeUnref(renderer);
SkDebugf("Missing arg for --clone\n");
usage(argv0);
exit(-1);
}
*clones = atoi(*argv);
if (*clones < 0) {
SkSafeUnref(renderer);
SkDebugf("Number of clones must be at least 0.\n");
usage(argv0);
exit(-1);
}
} else if (0 == strcmp(*argv, "--device")) {
++argv;
if (argv >= stop) {
SkSafeUnref(renderer);
SkDebugf("Missing mode for --device\n");
usage(argv0);
exit(-1);
}
if (0 == strcmp(*argv, "bitmap")) {
deviceType = sk_tools::PictureRenderer::kBitmap_DeviceType;
}
#if SK_SUPPORT_GPU
else if (0 == strcmp(*argv, "gpu")) {
deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
}
#endif
else {
SkSafeUnref(renderer);
SkDebugf("%s is not a valid mode for --device\n", *argv);
usage(argv0);
exit(-1);
}
} else if ((0 == strcmp(*argv, "-h")) || (0 == strcmp(*argv, "--help"))) {
SkSafeUnref(renderer);
usage(argv0);
exit(-1);
} else if (0 == strcmp(*argv, "-w")) {
++argv;
if (argv >= stop) {
SkDebugf("Missing output directory for -w\n");
usage(argv0);
exit(-1);
}
outputDir = SkNEW_ARGS(SkString, (*argv));
} else if (0 == strcmp(*argv, "--validate")) {
*validate = true;
} else if (0 == strcmp(*argv, "--writeWholeImage")) {
*writeWholeImage = true;
} else {
inputs->push_back(SkString(*argv));
}
}
if (numThreads > 1 && !useTiles) {
SkSafeUnref(renderer);
SkDebugf("Multithreaded drawing requires tiled rendering.\n");
usage(argv0);
exit(-1);
}
if (usePipe && sk_tools::PictureRenderer::kNone_BBoxHierarchyType != bbhType) {
SkDebugf("--pipe and --bbh cannot be used together\n");
usage(argv0);
exit(-1);
}
if (sk_tools::PictureRenderer::kTileGrid_BBoxHierarchyType == bbhType &&
!gridSupported) {
SkDebugf("'--bbh grid' is not compatible with specified --mode.\n");
usage(argv0);
exit(-1);
}
if (useTiles) {
SkASSERT(NULL == renderer);
sk_tools::TiledPictureRenderer* tiledRenderer;
if (isCopyMode) {
int x, y;
if (xTilesString != NULL) {
SkASSERT(yTilesString != NULL);
x = atoi(xTilesString);
y = atoi(yTilesString);
if (x <= 0 || y <= 0) {
SkDebugf("--tiles must be given values > 0\n");
usage(argv0);
exit(-1);
}
} else {
x = y = 4;
}
tiledRenderer = SkNEW_ARGS(sk_tools::CopyTilesRenderer, (x, y));
} else if (numThreads > 1) {
tiledRenderer = SkNEW_ARGS(sk_tools::MultiCorePictureRenderer, (numThreads));
} else {
tiledRenderer = SkNEW(sk_tools::TiledPictureRenderer);
}
if (isPowerOf2Mode) {
int minWidth = atoi(widthString);
if (!SkIsPow2(minWidth) || minWidth < 0) {
tiledRenderer->unref();
SkString err;
err.printf("-mode %s must be given a width"
" value that is a power of two\n", mode);
SkDebugf(err.c_str());
usage(argv0);
exit(-1);
}
tiledRenderer->setTileMinPowerOf2Width(minWidth);
} else if (sk_tools::is_percentage(widthString)) {
if (isCopyMode) {
tiledRenderer->unref();
SkString err;
err.printf("--mode %s does not support percentages.\n", mode);
SkDebugf(err.c_str());
usage(argv0);
exit(-1);
}
tiledRenderer->setTileWidthPercentage(atof(widthString));
if (!(tiledRenderer->getTileWidthPercentage() > 0)) {
tiledRenderer->unref();
SkDebugf("--mode %s must be given a width percentage > 0\n", mode);
usage(argv0);
exit(-1);
}
} else {
tiledRenderer->setTileWidth(atoi(widthString));
if (!(tiledRenderer->getTileWidth() > 0)) {
tiledRenderer->unref();
SkDebugf("--mode %s must be given a width > 0\n", mode);
usage(argv0);
exit(-1);
}
}
if (sk_tools::is_percentage(heightString)) {
if (isCopyMode) {
tiledRenderer->unref();
SkString err;
err.printf("--mode %s does not support percentages.\n", mode);
SkDebugf(err.c_str());
usage(argv0);
exit(-1);
}
tiledRenderer->setTileHeightPercentage(atof(heightString));
if (!(tiledRenderer->getTileHeightPercentage() > 0)) {
tiledRenderer->unref();
SkDebugf("--mode %s must be given a height percentage > 0\n", mode);
usage(argv0);
exit(-1);
}
} else {
tiledRenderer->setTileHeight(atoi(heightString));
if (!(tiledRenderer->getTileHeight() > 0)) {
tiledRenderer->unref();
SkDebugf("--mode %s must be given a height > 0\n", mode);
usage(argv0);
exit(-1);
}
}
if (numThreads > 1) {
#if SK_SUPPORT_GPU
if (sk_tools::PictureRenderer::kGPU_DeviceType == deviceType) {
tiledRenderer->unref();
SkDebugf("GPU not compatible with multithreaded tiling.\n");
usage(argv0);
exit(-1);
}
#endif
}
renderer = tiledRenderer;
if (usePipe) {
SkDebugf("Pipe rendering is currently not compatible with tiling.\n"
"Turning off pipe.\n");
}
} else if (usePipe) {
if (renderer != NULL) {
renderer->unref();
SkDebugf("Pipe is incompatible with other modes.\n");
usage(argv0);
exit(-1);
}
renderer = SkNEW(sk_tools::PipePictureRenderer);
}
if (inputs->empty()) {
SkSafeUnref(renderer);
if (NULL != outputDir) {
SkDELETE(outputDir);
}
usage(argv0);
exit(-1);
}
if (NULL == renderer) {
renderer = SkNEW(sk_tools::SimplePictureRenderer);
}
renderer->setBBoxHierarchyType(bbhType);
renderer->setGridSize(gridWidth, gridHeight);
renderer->setViewport(viewport);
renderer->setScaleFactor(scaleFactor);
renderer->setDeviceType(deviceType);
}
