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.
GrTextureRenderTargetProxy(const GrCaps & caps,const GrSurfaceDesc & desc,SkBackingFit fit,SkBudgeted budgeted,uint32_t flags)13 GrTextureRenderTargetProxy::GrTextureRenderTargetProxy(const GrCaps& caps,
14 const GrSurfaceDesc& desc,
15 SkBackingFit fit,
16 SkBudgeted budgeted,
17 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 , GrRenderTargetProxy(caps, desc, fit, budgeted, flags) {
22 }
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.
GrTextureRenderTargetProxy(sk_sp<GrSurface> surf)27 GrTextureRenderTargetProxy::GrTextureRenderTargetProxy(sk_sp<GrSurface> surf)
28 : GrSurfaceProxy(surf, SkBackingFit::kExact)
29 , GrTextureProxy(sk_ref_sp(surf->asTexture()))
30 , GrRenderTargetProxy(sk_ref_sp(surf->asRenderTarget())) {
31 SkASSERT(surf->asTexture());
32 SkASSERT(surf->asRenderTarget());
33 }
34
onGpuMemorySize() const35 size_t GrTextureRenderTargetProxy::onGpuMemorySize() const {
36 if (fTarget) {
37 return fTarget->gpuMemorySize();
38 }
39
40 // TODO: do we have enough information to improve this worst case estimate?
41 return GrSurface::ComputeSize(fDesc, fDesc.fSampleCnt+1, true, SkBackingFit::kApprox == fFit);
42 }
43
44