Line data    Source code

       1             : /*
       2             :  * Copyright 2016 Google Inc.
       3             :  *
       4             :  * Use of this source code is governed by a BSD-style license that can be
       5             :  * found in the LICENSE file.
       6             :  */
       7             : 
       8             : #include "GrTextureRenderTargetProxy.h"
       9             : 
      10             : // Deferred version
      11             : // This class is virtually derived from GrSurfaceProxy (via both GrTextureProxy and
      12             : // GrRenderTargetProxy) so its constructor must be explicitly called.
      13           0 : GrTextureRenderTargetProxy::GrTextureRenderTargetProxy(const GrCaps& caps,
      14             :                                                        const GrSurfaceDesc& desc,
      15             :                                                        SkBackingFit fit,
      16             :                                                        SkBudgeted budgeted,
      17           0 :                                                        uint32_t flags)
      18             :     : GrSurfaceProxy(desc, fit, budgeted, flags)
      19             :     // for now textures w/ data are always wrapped
      20             :     , GrTextureProxy(desc, fit, budgeted, nullptr, 0, flags) 
      21           0 :     , GrRenderTargetProxy(caps, desc, fit, budgeted, flags) {
      22           0 : }
      23             : 
      24             : // Wrapped version
      25             : // This class is virtually derived from GrSurfaceProxy (via both GrTextureProxy and
      26             : // GrRenderTargetProxy) so its constructor must be explicitly called.
      27           0 : GrTextureRenderTargetProxy::GrTextureRenderTargetProxy(sk_sp<GrSurface> surf)
      28             :     : GrSurfaceProxy(surf, SkBackingFit::kExact)
      29           0 :     , GrTextureProxy(sk_ref_sp(surf->asTexture()))
      30           0 :     , GrRenderTargetProxy(sk_ref_sp(surf->asRenderTarget())) {
      31           0 :     SkASSERT(surf->asTexture());
      32           0 :     SkASSERT(surf->asRenderTarget());
      33           0 : }
      34             : 
      35           0 : size_t GrTextureRenderTargetProxy::onGpuMemorySize() const {
      36           0 :     if (fTarget) {
      37           0 :         return fTarget->gpuMemorySize();
      38             :     }
      39             : 
      40             :     // TODO: do we have enough information to improve this worst case estimate?
      41           0 :     return GrSurface::ComputeSize(fDesc, fDesc.fSampleCnt+1, true, SkBackingFit::kApprox == fFit);
      42             : }
      43             :