1
2 /*
3 * Copyright 2011 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8
9
10 #include "GrTexture.h"
11
12 #include "GrContext.h"
13 #include "GrGpu.h"
14 #include "GrRenderTarget.h"
15
readPixels(int left,int top,int width,int height,GrPixelConfig config,void * buffer,size_t rowBytes)16 bool GrTexture::readPixels(int left, int top, int width, int height,
17 GrPixelConfig config, void* buffer,
18 size_t rowBytes) {
19 // go through context so that all necessary flushing occurs
20 GrContext* context = this->getContext();
21 if (NULL == context) {
22 return false;
23 }
24 return context->readTexturePixels(this,
25 left, top,
26 width, height,
27 config, buffer, rowBytes);
28 }
29
writePixels(int left,int top,int width,int height,GrPixelConfig config,const void * buffer,size_t rowBytes)30 void GrTexture::writePixels(int left, int top, int width, int height,
31 GrPixelConfig config, const void* buffer,
32 size_t rowBytes) {
33 // go through context so that all necessary flushing occurs
34 GrContext* context = this->getContext();
35 if (NULL == context) {
36 return;
37 }
38 context->writeTexturePixels(this,
39 left, top,
40 width, height,
41 config, buffer, rowBytes);
42 }
43
releaseRenderTarget()44 void GrTexture::releaseRenderTarget() {
45 if (NULL != fRenderTarget) {
46 GrAssert(fRenderTarget->asTexture() == this);
47 fRenderTarget->onTextureReleaseRenderTarget();
48 fRenderTarget->unref();
49 fRenderTarget = NULL;
50 }
51 }
52
onAbandon()53 void GrTexture::onAbandon() {
54 if (NULL != fRenderTarget) {
55 fRenderTarget->abandon();
56 }
57 }
58
59