Add class GrGLTextureRenderTarget for GL texture/rendertarget objects

src/gpu/GrRenderTarget.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "GrRenderTarget.h"
@@ skipping 13 matching lines @@
 
 void GrRenderTarget::discard() {
     // go through context so that all necessary flushing occurs
     GrContext* context = this->getContext();
     if (NULL == context) {
         return;
     }
     context->discardRenderTarget(this);
 }
 
-size_t GrRenderTarget::gpuMemorySize() const {
-    size_t colorBits;
-    if (kUnknown_GrPixelConfig == fDesc.fConfig) {
-        colorBits = 32; // don't know, make a guess
-    } else {
-        colorBits = GrBytesPerPixel(fDesc.fConfig) * 8;
-    }
-    uint64_t size = fDesc.fWidth;
-    size *= fDesc.fHeight;
-    size *= colorBits;
-    size *= SkTMax(1, fDesc.fSampleCnt);
-    return (size_t)(size / 8);
-}
-
 void GrRenderTarget::flagAsNeedingResolve(const SkIRect* rect) {
     if (kCanResolve_ResolveType == getResolveType()) {
         if (rect) {
             fResolveRect.join(*rect);
             if (!fResolveRect.intersect(0, 0, this->width(), this->height())) {
                 fResolveRect.setEmpty();
             }
         } else {
             fResolveRect.setLTRB(0, 0, this->width(), this->height());
         }
@@ skipping 19 matching lines @@
     this->setStencilBuffer(NULL);
 
     INHERITED::onRelease();
 }
 
 void GrRenderTarget::onAbandon() {
     this->setStencilBuffer(NULL);
 
     INHERITED::onAbandon();
 }