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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkImage_Gpu.h"
#include "SkCanvas.h"
#include "GrContext.h"
SkImage_Gpu::SkImage_Gpu(const SkBitmap& bitmap, int sampleCountForNewSurfaces,
SkSurface::Budgeted budgeted)
: INHERITED(bitmap.width(), bitmap.height(), NULL)
, fBitmap(bitmap)
, fSampleCountForNewSurfaces(sampleCountForNewSurfaces)
, fBudgeted(budgeted)
{
SkASSERT(fBitmap.getTexture());
}
SkShader* SkImage_Gpu::onNewShader(SkShader::TileMode tileX,
SkShader::TileMode tileY,
const SkMatrix* localMatrix) const
{
return SkShader::CreateBitmapShader(fBitmap, tileX, tileY, localMatrix);
}
SkSurface* SkImage_Gpu::onNewSurface(const SkImageInfo& info, const SkSurfaceProps& props) const {
GrContext* ctx = this->getTexture()->getContext();
// TODO: Change signature of onNewSurface to take a budgeted param.
static const SkSurface::Budgeted kBudgeted = SkSurface::kNo_Budgeted;
return SkSurface::NewRenderTarget(ctx, kBudgeted, info, fSampleCountForNewSurfaces, &props);
}
GrTexture* SkImage_Gpu::onGetTexture() const {
return fBitmap.getTexture();
}
bool SkImage_Gpu::getROPixels(SkBitmap* dst) const {
return fBitmap.copyTo(dst, kN32_SkColorType);
}
bool SkImage_Gpu::isOpaque() const {
return fBitmap.isOpaque();
}
///////////////////////////////////////////////////////////////////////////////
SkImage* SkNewImageFromBitmapTexture(const SkBitmap& bitmap, int sampleCountForNewSurfaces,
SkSurface::Budgeted budgeted) {
if (0 == bitmap.width() || 0 == bitmap.height() || NULL == bitmap.getTexture()) {
return NULL;
}
return SkNEW_ARGS(SkImage_Gpu, (bitmap, sampleCountForNewSurfaces, budgeted));
}
GrTexture* SkTextureImageGetTexture(SkImage* image) {
return ((SkImage_Gpu*)image)->getTexture();
}
extern void SkTextureImageApplyBudgetedDecision(SkImage* image) {
((SkImage_Gpu*)image)->applyBudgetDecision();
}
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