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/*
* 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 "GrOpFlushState.h"
#include "GrDrawOpAtlas.h"
#include "GrGpu.h"
#include "GrResourceProvider.h"
#include "GrTexture.h"
GrOpFlushState::GrOpFlushState(GrGpu* gpu, GrResourceProvider* resourceProvider)
: fGpu(gpu)
, fResourceProvider(resourceProvider)
, fCommandBuffer(nullptr)
, fVertexPool(gpu)
, fIndexPool(gpu)
, fLastIssuedToken(GrDrawOpUploadToken::AlreadyFlushedToken())
, fLastFlushedToken(0)
, fOpArgs(nullptr) {}
const GrCaps& GrOpFlushState::caps() const {
return *fGpu->caps();
}
void* GrOpFlushState::makeVertexSpace(size_t vertexSize, int vertexCount,
const GrBuffer** buffer, int* startVertex) {
return fVertexPool.makeSpace(vertexSize, vertexCount, buffer, startVertex);
}
uint16_t* GrOpFlushState::makeIndexSpace(int indexCount,
const GrBuffer** buffer, int* startIndex) {
return reinterpret_cast<uint16_t*>(fIndexPool.makeSpace(indexCount, buffer, startIndex));
}
void* GrOpFlushState::makeVertexSpaceAtLeast(size_t vertexSize, int minVertexCount,
int fallbackVertexCount, const GrBuffer** buffer,
int* startVertex, int* actualVertexCount) {
return fVertexPool.makeSpaceAtLeast(vertexSize, minVertexCount, fallbackVertexCount, buffer,
startVertex, actualVertexCount);
}
uint16_t* GrOpFlushState::makeIndexSpaceAtLeast(int minIndexCount, int fallbackIndexCount,
const GrBuffer** buffer, int* startIndex,
int* actualIndexCount) {
return reinterpret_cast<uint16_t*>(fIndexPool.makeSpaceAtLeast(
minIndexCount, fallbackIndexCount, buffer, startIndex, actualIndexCount));
}
void GrOpFlushState::doUpload(GrDrawOp::DeferredUploadFn& upload) {
GrDrawOp::WritePixelsFn wp = [this](GrTextureProxy* proxy,
int left, int top, int width,
int height, GrPixelConfig config, const void* buffer,
size_t rowBytes) {
GrSurface* surface = proxy->priv().peekSurface();
GrGpu::DrawPreference drawPreference = GrGpu::kNoDraw_DrawPreference;
GrGpu::WritePixelTempDrawInfo tempInfo;
fGpu->getWritePixelsInfo(surface, width, height, proxy->config(),
&drawPreference, &tempInfo);
if (GrGpu::kNoDraw_DrawPreference == drawPreference) {
return this->fGpu->writePixels(surface, left, top, width, height,
config, buffer, rowBytes);
}
GrSurfaceDesc desc;
desc.fOrigin = proxy->origin();
desc.fWidth = width;
desc.fHeight = height;
desc.fConfig = proxy->config();
sk_sp<GrTexture> temp(this->fResourceProvider->createApproxTexture(
desc, GrResourceProvider::kNoPendingIO_Flag));
if (!temp) {
return false;
}
if (!fGpu->writePixels(temp.get(), 0, 0, width, height, desc.fConfig,
buffer, rowBytes)) {
return false;
}
return fGpu->copySurface(surface, temp.get(),
SkIRect::MakeWH(width, height), {left, top});
};
upload(wp);
}
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