bsalomon | eaaaf0b | 2015-01-23 08:08:04 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 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 | #ifndef SkImage_Gpu_DEFINED |
| 9 | #define SkImage_Gpu_DEFINED |
| 10 | |
reed | 6f1216a | 2015-08-04 08:10:13 -0700 | [diff] [blame] | 11 | #include "SkAtomics.h" |
bsalomon | eaaaf0b | 2015-01-23 08:08:04 -0800 | [diff] [blame] | 12 | #include "GrTexture.h" |
bsalomon | 3582d3e | 2015-02-13 14:20:05 -0800 | [diff] [blame] | 13 | #include "GrGpuResourcePriv.h" |
bsalomon | eaaaf0b | 2015-01-23 08:08:04 -0800 | [diff] [blame] | 14 | #include "SkBitmap.h" |
| 15 | #include "SkImage_Base.h" |
| 16 | #include "SkImagePriv.h" |
| 17 | #include "SkSurface.h" |
| 18 | |
| 19 | class SkImage_Gpu : public SkImage_Base { |
| 20 | public: |
reed | 8b26b99 | 2015-05-07 15:36:17 -0700 | [diff] [blame] | 21 | /** |
| 22 | * An "image" can be a subset/window into a larger texture, so we explicit take the |
| 23 | * width and height. |
| 24 | */ |
reed | 80c772b | 2015-07-30 18:58:23 -0700 | [diff] [blame] | 25 | SkImage_Gpu(int w, int h, uint32_t uniqueID, SkAlphaType, GrTexture*, |
| 26 | int sampleCountForNewSurfaces, SkSurface::Budgeted); |
reed | 6f1216a | 2015-08-04 08:10:13 -0700 | [diff] [blame] | 27 | ~SkImage_Gpu() override; |
bsalomon | eaaaf0b | 2015-01-23 08:08:04 -0800 | [diff] [blame] | 28 | |
| 29 | void applyBudgetDecision() const { |
reed | 8b26b99 | 2015-05-07 15:36:17 -0700 | [diff] [blame] | 30 | GrTexture* tex = this->getTexture(); |
| 31 | SkASSERT(tex); |
bsalomon | eaaaf0b | 2015-01-23 08:08:04 -0800 | [diff] [blame] | 32 | if (fBudgeted) { |
reed | 8b26b99 | 2015-05-07 15:36:17 -0700 | [diff] [blame] | 33 | tex->resourcePriv().makeBudgeted(); |
bsalomon | eaaaf0b | 2015-01-23 08:08:04 -0800 | [diff] [blame] | 34 | } else { |
reed | 8b26b99 | 2015-05-07 15:36:17 -0700 | [diff] [blame] | 35 | tex->resourcePriv().makeUnbudgeted(); |
bsalomon | eaaaf0b | 2015-01-23 08:08:04 -0800 | [diff] [blame] | 36 | } |
| 37 | } |
| 38 | |
reed | 8b26b99 | 2015-05-07 15:36:17 -0700 | [diff] [blame] | 39 | bool getROPixels(SkBitmap*) const override; |
reed | 85d9178 | 2015-09-10 14:33:38 -0700 | [diff] [blame] | 40 | GrTexture* asTextureRef(GrContext* ctx, SkImageUsageType usage) const override; |
| 41 | |
| 42 | GrTexture* peekTexture() const override { return fTexture; } |
tomhudson | f260851 | 2015-09-18 09:36:12 -0700 | [diff] [blame] | 43 | SkShader* onNewShader(SkShader::TileMode, |
| 44 | SkShader::TileMode, |
| 45 | const SkMatrix* localMatrix) const override; |
reed | 8b26b99 | 2015-05-07 15:36:17 -0700 | [diff] [blame] | 46 | bool isOpaque() const override; |
| 47 | SkSurface* onNewSurface(const SkImageInfo&, const SkSurfaceProps&) const override; |
| 48 | bool onReadPixels(const SkImageInfo&, void* dstPixels, size_t dstRowBytes, |
| 49 | int srcX, int srcY) const override; |
| 50 | |
bsalomon | eaaaf0b | 2015-01-23 08:08:04 -0800 | [diff] [blame] | 51 | private: |
reed | 6f1216a | 2015-08-04 08:10:13 -0700 | [diff] [blame] | 52 | SkAutoTUnref<GrTexture> fTexture; |
| 53 | const int fSampleCountForNewSurfaces; // 0 if we don't know |
| 54 | const SkAlphaType fAlphaType; |
| 55 | const SkSurface::Budgeted fBudgeted; |
| 56 | mutable SkAtomic<bool> fAddedRasterVersionToCache; |
| 57 | |
bsalomon | eaaaf0b | 2015-01-23 08:08:04 -0800 | [diff] [blame] | 58 | |
| 59 | typedef SkImage_Base INHERITED; |
| 60 | }; |
| 61 | |
| 62 | #endif |