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Move GrDrawAtlasBatch to separate file

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Review URL: https://codereview.chromium.org/1274013003
This commit is contained in:
jvanverth 2015-08-07 11:49:17 -07:00 committed by Commit bot
parent 74417824cd
commit b091c44c33
4 changed files with 292 additions and 164 deletions
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2
gyp/gpu.gypi
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@ -106,6 +106,8 @@
'<(skia_src_path)/gpu/GrDefaultGeoProcFactory.h',
'<(skia_src_path)/gpu/GrDefaultPathRenderer.cpp',
'<(skia_src_path)/gpu/GrDefaultPathRenderer.h',
'<(skia_src_path)/gpu/GrDrawAtlasBatch.cpp',
'<(skia_src_path)/gpu/GrDrawAtlasBatch.h',
'<(skia_src_path)/gpu/GrDrawContext.cpp',
'<(skia_src_path)/gpu/GrDrawTarget.cpp',
'<(skia_src_path)/gpu/GrDrawTarget.h',

211
src/gpu/GrDrawAtlasBatch.cpp Normal file
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@ -0,0 +1,211 @@
/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrDrawAtlasBatch.h"
#include "GrBatchTest.h"
#include "SkRandom.h"
void GrDrawAtlasBatch::initBatchTracker(const GrPipelineInfo& init) {
// Handle any color overrides
if (!init.readsColor()) {
fGeoData[0].fColor = GrColor_ILLEGAL;
}
init.getOverrideColorIfSet(&fGeoData[0].fColor);
// setup batch properties
fColorIgnored = !init.readsColor();
fColor = fGeoData[0].fColor;
SkASSERT(init.readsLocalCoords());
fCoverageIgnored = !init.readsCoverage();
}
static const GrGeometryProcessor* set_vertex_attributes(bool hasLocalCoords,
bool hasColors,
int* colorOffset,
int* texOffset,
GrColor color,
const SkMatrix& viewMatrix,
bool coverageIgnored) {
using namespace GrDefaultGeoProcFactory;
*texOffset = -1;
*colorOffset = -1;
Color gpColor(color);
if (hasColors) {
gpColor.fType = Color::kAttribute_Type;
}
Coverage coverage(coverageIgnored ? Coverage::kNone_Type : Coverage::kSolid_Type);
LocalCoords localCoords(hasLocalCoords ? LocalCoords::kHasExplicit_Type :
LocalCoords::kUsePosition_Type);
if (hasLocalCoords && hasColors) {
*colorOffset = sizeof(SkPoint);
*texOffset = sizeof(SkPoint) + sizeof(GrColor);
} else if (hasLocalCoords) {
*texOffset = sizeof(SkPoint);
} else if (hasColors) {
*colorOffset = sizeof(SkPoint);
}
return GrDefaultGeoProcFactory::Create(gpColor, coverage, localCoords, viewMatrix);
}
void GrDrawAtlasBatch::generateGeometry(GrBatchTarget* batchTarget) {
int colorOffset = -1, texOffset = -1;
// Setup geometry processor
SkAutoTUnref<const GrGeometryProcessor> gp(
set_vertex_attributes(true, this->hasColors(), &colorOffset,
&texOffset, this->color(), this->viewMatrix(),
this->coverageIgnored()));
batchTarget->initDraw(gp, this->pipeline());
int instanceCount = fGeoData.count();
size_t vertexStride = gp->getVertexStride();
SkASSERT(vertexStride == sizeof(SkPoint) + sizeof(SkPoint)
+ (this->hasColors() ? sizeof(GrColor) : 0));
QuadHelper helper;
int numQuads = this->vertexCount()/4;
void* verts = helper.init(batchTarget, vertexStride, numQuads);
if (!verts) {
SkDebugf("Could not allocate vertices\n");
return;
}
int vertexOffset = 0;
for (int i = 0; i < instanceCount; i++) {
const Geometry& args = fGeoData[i];
for (int j = 0; j < args.fPositions.count(); ++j) {
*((SkPoint*)verts) = args.fPositions[j];
if (this->hasColors()) {
*(GrColor*)((intptr_t)verts + colorOffset) = args.fColors[j];
}
*(SkPoint*)((intptr_t)verts + texOffset) = args.fLocalCoords[j];
verts = (void*)((intptr_t)verts + vertexStride);
vertexOffset++;
}
}
helper.issueDraw(batchTarget);
}
GrDrawAtlasBatch::GrDrawAtlasBatch(const Geometry& geometry, const SkMatrix& viewMatrix,
const SkPoint* positions, int vertexCount,
const GrColor* colors, const SkPoint* localCoords,
const SkRect& bounds) {
this->initClassID<GrDrawAtlasBatch>();
SkASSERT(positions);
SkASSERT(localCoords);
fViewMatrix = viewMatrix;
Geometry& installedGeo = fGeoData.push_back(geometry);
installedGeo.fPositions.append(vertexCount, positions);
if (colors) {
installedGeo.fColors.append(vertexCount, colors);
fHasColors = true;
} else {
fHasColors = false;
}
installedGeo.fLocalCoords.append(vertexCount, localCoords);
fVertexCount = vertexCount;
this->setBounds(bounds);
}
bool GrDrawAtlasBatch::onCombineIfPossible(GrBatch* t) {
if (!this->pipeline()->isEqual(*t->pipeline())) {
return false;
}
GrDrawAtlasBatch* that = t->cast<GrDrawAtlasBatch>();
// We currently use a uniform viewmatrix for this batch
if (!this->viewMatrix().cheapEqualTo(that->viewMatrix())) {
return false;
}
if (this->hasColors() != that->hasColors()) {
return false;
}
if (!this->hasColors() && this->color() != that->color()) {
return false;
}
if (this->color() != that->color()) {
fColor = GrColor_ILLEGAL;
}
fGeoData.push_back_n(that->geoData()->count(), that->geoData()->begin());
fVertexCount += that->vertexCount();
this->joinBounds(that->bounds());
return true;
}
#ifdef GR_TEST_UTILS
static SkPoint random_point(SkRandom* random, SkScalar min, SkScalar max) {
SkPoint p;
p.fX = random->nextRangeScalar(min, max);
p.fY = random->nextRangeScalar(min, max);
return p;
}
static void randomize_params(size_t count, SkScalar min, SkScalar max,
SkRandom* random,
SkTArray<SkPoint>* positions,
SkTArray<SkPoint>* texCoords,
SkTArray<GrColor>* colors, bool hasColors) {
for (uint32_t v = 0; v < count; v++) {
positions->push_back(random_point(random, min, max));
texCoords->push_back(random_point(random, min, max));
if (hasColors) {
colors->push_back(GrRandomColor(random));
}
}
}
BATCH_TEST_DEFINE(GrDrawAtlasBatch) {
uint32_t spriteCount = random->nextRangeU(1, 100);
// TODO make 'sensible' indexbuffers
SkTArray<SkPoint> positions;
SkTArray<SkPoint> texCoords;
SkTArray<GrColor> colors;
bool hasColors = random->nextBool();
uint32_t vertexCount = 4*spriteCount;
static const SkScalar kMinVertExtent = -100.f;
static const SkScalar kMaxVertExtent = 100.f;
randomize_params(vertexCount, kMinVertExtent, kMaxVertExtent,
random,
&positions,
&texCoords,
&colors, hasColors);
SkMatrix viewMatrix = GrTest::TestMatrix(random);
SkRect bounds;
SkDEBUGCODE(bool result = ) bounds.setBoundsCheck(positions.begin(), vertexCount);
SkASSERT(result);
viewMatrix.mapRect(&bounds);
GrDrawAtlasBatch::Geometry geometry;
geometry.fColor = GrRandomColor(random);
return GrDrawAtlasBatch::Create(geometry, viewMatrix,
positions.begin(), vertexCount,
colors.begin(),
texCoords.begin(),
bounds);
}
#endif

75
src/gpu/GrDrawAtlasBatch.h Normal file
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@ -0,0 +1,75 @@
/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrDrawAtlasBatch_DEFINED
#define GrDrawAtlasBatch_DEFINED
#include "GrBatch.h"
#include "GrColor.h"
#include "GrDefaultGeoProcFactory.h"
class GrDrawAtlasBatch : public GrBatch {
public:
struct Geometry {
GrColor fColor;
SkTDArray<SkPoint> fPositions;
SkTDArray<GrColor> fColors;
SkTDArray<SkPoint> fLocalCoords;
};
static GrBatch* Create(const Geometry& geometry, const SkMatrix& viewMatrix,
const SkPoint* positions, int vertexCount,
const GrColor* colors, const SkPoint* localCoords,
const SkRect& bounds) {
return SkNEW_ARGS(GrDrawAtlasBatch, (geometry, viewMatrix, positions,
vertexCount, colors, localCoords, bounds));
}
const char* name() const override { return "DrawAtlasBatch"; }
void getInvariantOutputColor(GrInitInvariantOutput* out) const override {
// When this is called on a batch, there is only one geometry bundle
if (this->hasColors()) {
out->setUnknownFourComponents();
} else {
out->setKnownFourComponents(fGeoData[0].fColor);
}
}
void getInvariantOutputCoverage(GrInitInvariantOutput* out) const override {
out->setKnownSingleComponent(0xff);
}
void initBatchTracker(const GrPipelineInfo& init) override;
void generateGeometry(GrBatchTarget* batchTarget) override;
SkSTArray<1, Geometry, true>* geoData() { return &fGeoData; }
private:
GrDrawAtlasBatch(const Geometry& geometry, const SkMatrix& viewMatrix,
const SkPoint* positions, int vertexCount,
const GrColor* colors, const SkPoint* localCoords, const SkRect& bounds);
GrColor color() const { return fColor; }
bool colorIgnored() const { return fColorIgnored; }
const SkMatrix& viewMatrix() const { return fViewMatrix; }
bool hasColors() const { return fHasColors; }
int vertexCount() const { return fVertexCount; }
bool coverageIgnored() const { return fCoverageIgnored; }
bool onCombineIfPossible(GrBatch* t) override;
SkSTArray<1, Geometry, true> fGeoData;
SkMatrix fViewMatrix;
GrColor fColor;
int fVertexCount;
bool fColorIgnored;
bool fCoverageIgnored;
bool fHasColors;
};
#endif

168
src/gpu/GrDrawContext.cpp
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@ -11,6 +11,7 @@
#include "GrBatchTest.h"
#include "GrColor.h"
#include "GrDefaultGeoProcFactory.h"
#include "GrDrawAtlasBatch.h"
#include "GrDrawContext.h"
#include "GrOvalRenderer.h"
#include "GrPathRenderer.h"
@ -695,167 +696,6 @@ void GrDrawContext::drawVertices(GrRenderTarget* rt,
///////////////////////////////////////////////////////////////////////////////
class DrawAtlasBatch : public GrBatch {
public:
struct Geometry {
GrColor fColor;
SkTDArray<SkPoint> fPositions;
SkTDArray<GrColor> fColors;
SkTDArray<SkPoint> fLocalCoords;
};
static GrBatch* Create(const Geometry& geometry, const SkMatrix& viewMatrix,
const SkPoint* positions, int vertexCount,
const GrColor* colors, const SkPoint* localCoords,
const SkRect& bounds) {
return SkNEW_ARGS(DrawAtlasBatch, (geometry, viewMatrix, positions,
vertexCount, colors, localCoords, bounds));
}
const char* name() const override { return "DrawAtlasBatch"; }
void getInvariantOutputColor(GrInitInvariantOutput* out) const override {
// When this is called on a batch, there is only one geometry bundle
if (this->hasColors()) {
out->setUnknownFourComponents();
} else {
out->setKnownFourComponents(fGeoData[0].fColor);
}
}
void getInvariantOutputCoverage(GrInitInvariantOutput* out) const override {
out->setKnownSingleComponent(0xff);
}
void initBatchTracker(const GrPipelineInfo& init) override {
// Handle any color overrides
if (!init.readsColor()) {
fGeoData[0].fColor = GrColor_ILLEGAL;
}
init.getOverrideColorIfSet(&fGeoData[0].fColor);
// setup batch properties
fColorIgnored = !init.readsColor();
fColor = fGeoData[0].fColor;
SkASSERT(init.readsLocalCoords());
fCoverageIgnored = !init.readsCoverage();
}
void generateGeometry(GrBatchTarget* batchTarget) override {
int colorOffset = -1, texOffset = -1;
// Setup geometry processor
SkAutoTUnref<const GrGeometryProcessor> gp(
set_vertex_attributes(true, this->hasColors(), &colorOffset,
&texOffset, this->color(), this->viewMatrix(),
this->coverageIgnored()));
batchTarget->initDraw(gp, this->pipeline());
int instanceCount = fGeoData.count();
size_t vertexStride = gp->getVertexStride();
SkASSERT(vertexStride == sizeof(SkPoint) + sizeof(SkPoint)
+ (this->hasColors() ? sizeof(GrColor) : 0));
QuadHelper helper;
int numQuads = this->vertexCount()/4;
void* verts = helper.init(batchTarget, vertexStride, numQuads);
if (!verts) {
SkDebugf("Could not allocate vertices\n");
return;
}
int vertexOffset = 0;
for (int i = 0; i < instanceCount; i++) {
const Geometry& args = fGeoData[i];
for (int j = 0; j < args.fPositions.count(); ++j) {
*((SkPoint*)verts) = args.fPositions[j];
if (this->hasColors()) {
*(GrColor*)((intptr_t)verts + colorOffset) = args.fColors[j];
}
*(SkPoint*)((intptr_t)verts + texOffset) = args.fLocalCoords[j];
verts = (void*)((intptr_t)verts + vertexStride);
vertexOffset++;
}
}
helper.issueDraw(batchTarget);
}
SkSTArray<1, Geometry, true>* geoData() { return &fGeoData; }
private:
DrawAtlasBatch(const Geometry& geometry, const SkMatrix& viewMatrix,
const SkPoint* positions, int vertexCount,
const GrColor* colors, const SkPoint* localCoords, const SkRect& bounds) {
this->initClassID<DrawVerticesBatch>();
SkASSERT(positions);
SkASSERT(localCoords);
fViewMatrix = viewMatrix;
Geometry& installedGeo = fGeoData.push_back(geometry);
installedGeo.fPositions.append(vertexCount, positions);
if (colors) {
installedGeo.fColors.append(vertexCount, colors);
fHasColors = true;
} else {
fHasColors = false;
}
installedGeo.fLocalCoords.append(vertexCount, localCoords);
fVertexCount = vertexCount;
this->setBounds(bounds);
}
GrColor color() const { return fColor; }
bool colorIgnored() const { return fColorIgnored; }
const SkMatrix& viewMatrix() const { return fViewMatrix; }
bool hasColors() const { return fHasColors; }
int vertexCount() const { return fVertexCount; }
bool coverageIgnored() const { return fCoverageIgnored; }
bool onCombineIfPossible(GrBatch* t) override {
if (!this->pipeline()->isEqual(*t->pipeline())) {
return false;
}
DrawAtlasBatch* that = t->cast<DrawAtlasBatch>();
// We currently use a uniform viewmatrix for this batch
if (!this->viewMatrix().cheapEqualTo(that->viewMatrix())) {
return false;
}
if (this->hasColors() != that->hasColors()) {
return false;
}
if (!this->hasColors() && this->color() != that->color()) {
return false;
}
if (this->color() != that->color()) {
fColor = GrColor_ILLEGAL;
}
fGeoData.push_back_n(that->geoData()->count(), that->geoData()->begin());
fVertexCount += that->vertexCount();
this->joinBounds(that->bounds());
return true;
}
SkSTArray<1, Geometry, true> fGeoData;
SkMatrix fViewMatrix;
GrColor fColor;
int fVertexCount;
bool fColorIgnored;
bool fCoverageIgnored;
bool fHasColors;
};
void GrDrawContext::drawAtlas(GrRenderTarget* rt,
const GrClip& clip,
const GrPaint& paint,
@ -925,10 +765,10 @@ void GrDrawContext::drawAtlas(GrRenderTarget* rt,
texs = verts + vertCount;
vertCols = colorStorage.get();
DrawAtlasBatch::Geometry geometry;
GrDrawAtlasBatch::Geometry geometry;
geometry.fColor = paint.getColor();
SkAutoTUnref<GrBatch> batch(DrawAtlasBatch::Create(geometry, viewMatrix, verts, vertCount,
vertCols, texs, bounds));
SkAutoTUnref<GrBatch> batch(GrDrawAtlasBatch::Create(geometry, viewMatrix, verts, vertCount,
vertCols, texs, bounds));
fDrawTarget->drawBatch(pipelineBuilder, batch);
}