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| 1 /* | 1 /* |
| 2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "GrImageIDTextureAdjuster.h" | 8 #include "GrImageIDTextureAdjuster.h" |
| 9 | 9 |
| 10 #include "GrContext.h" | 10 #include "GrContext.h" |
| 11 #include "GrGpuResourcePriv.h" | 11 #include "GrGpuResourcePriv.h" |
| 12 #include "SkBitmap.h" | 12 #include "SkBitmap.h" |
| 13 #include "SkGrPriv.h" | 13 #include "SkGrPriv.h" |
| 14 #include "SkImage_Base.h" | 14 #include "SkImage_Base.h" |
| 15 #include "SkImageCacherator.h" | 15 #include "SkImageCacherator.h" |
| 16 #include "SkPixelRef.h" | 16 #include "SkPixelRef.h" |
| 17 | 17 |
| 18 static bool bmp_is_alpha_only(const SkBitmap& bm) { return kAlpha_8_SkColorType
== bm.colorType(); } | 18 static bool bmp_is_alpha_only(const SkBitmap& bm) { return kAlpha_8_SkColorType
== bm.colorType(); } |
| 19 | 19 |
| 20 GrBitmapTextureAdjuster::GrBitmapTextureAdjuster(const SkBitmap* bmp) | |
| 21 : INHERITED(bmp->getTexture(), | |
| 22 SkIRect::MakeWH(bmp->width(), bmp->height()), | |
| 23 bmp_is_alpha_only(*bmp)) | |
| 24 , fBmp(bmp) {} | |
| 25 | |
| 26 void GrBitmapTextureAdjuster::makeCopyKey(const CopyParams& params, GrUniqueKey*
copyKey) { | |
| 27 if (fBmp->isVolatile()) { | |
| 28 return; | |
| 29 } | |
| 30 // The content area must represent the whole bitmap. Texture-backed bitmaps
don't support | |
| 31 // extractSubset(). Therefore, either the bitmap and the texture are the sam
e size or the | |
| 32 // content's dimensions are the bitmap's dimensions which is pinned to the u
pper left | |
| 33 // of the texture. | |
| 34 GrUniqueKey baseKey; | |
| 35 GrMakeKeyFromImageID(&baseKey, fBmp->getGenerationID(), | |
| 36 SkIRect::MakeWH(fBmp->width(), fBmp->height())); | |
| 37 MakeCopyKeyFromOrigKey(baseKey, params, copyKey); | |
| 38 } | |
| 39 | |
| 40 void GrBitmapTextureAdjuster::didCacheCopy(const GrUniqueKey& copyKey) { | |
| 41 GrInstallBitmapUniqueKeyInvalidator(copyKey, fBmp->pixelRef()); | |
| 42 } | |
| 43 | |
| 44 SkColorSpace* GrBitmapTextureAdjuster::getColorSpace() { | |
| 45 return fBmp->colorSpace(); | |
| 46 } | |
| 47 | |
| 48 ////////////////////////////////////////////////////////////////////////////// | |
| 49 | |
| 50 // SkImage's don't have a way of communicating whether they're alpha-only. So we
fallback to | 20 // SkImage's don't have a way of communicating whether they're alpha-only. So we
fallback to |
| 51 // inspecting the texture. | 21 // inspecting the texture. |
| 52 static bool tex_image_is_alpha_only(const SkImage_Base& img) { | 22 static bool tex_image_is_alpha_only(const SkImage_Base& img) { |
| 53 return GrPixelConfigIsAlphaOnly(img.peekTexture()->config()); | 23 return GrPixelConfigIsAlphaOnly(img.peekTexture()->config()); |
| 54 } | 24 } |
| 55 | 25 |
| 56 GrImageTextureAdjuster::GrImageTextureAdjuster(const SkImage_Base* img) | 26 GrImageTextureAdjuster::GrImageTextureAdjuster(const SkImage_Base* img) |
| 57 : INHERITED(img->peekTexture(), SkIRect::MakeWH(img->width(), img->height())
, | 27 : INHERITED(img->peekTexture(), SkIRect::MakeWH(img->width(), img->height())
, |
| 58 tex_image_is_alpha_only(*img)) | 28 tex_image_is_alpha_only(*img)) |
| 59 , fImageBase(img) {} | 29 , fImageBase(img) {} |
| (...skipping 12 matching lines...) Expand all Loading... |
| 72 } | 42 } |
| 73 | 43 |
| 74 SkColorSpace* GrImageTextureAdjuster::getColorSpace() { | 44 SkColorSpace* GrImageTextureAdjuster::getColorSpace() { |
| 75 return fImageBase->onImageInfo().colorSpace(); | 45 return fImageBase->onImageInfo().colorSpace(); |
| 76 } | 46 } |
| 77 | 47 |
| 78 ////////////////////////////////////////////////////////////////////////////// | 48 ////////////////////////////////////////////////////////////////////////////// |
| 79 | 49 |
| 80 GrBitmapTextureMaker::GrBitmapTextureMaker(GrContext* context, const SkBitmap& b
itmap) | 50 GrBitmapTextureMaker::GrBitmapTextureMaker(GrContext* context, const SkBitmap& b
itmap) |
| 81 : INHERITED(context, bitmap.width(), bitmap.height(), bmp_is_alpha_only(bitm
ap)) | 51 : INHERITED(context, bitmap.width(), bitmap.height(), bmp_is_alpha_only(bitm
ap)) |
| 82 , fBitmap(bitmap) { | 52 , fBitmap(bitmap) |
| 83 SkASSERT(!bitmap.getTexture()); | 53 { |
| 84 if (!bitmap.isVolatile()) { | 54 if (!bitmap.isVolatile()) { |
| 85 SkIPoint origin = bitmap.pixelRefOrigin(); | 55 SkIPoint origin = bitmap.pixelRefOrigin(); |
| 86 SkIRect subset = SkIRect::MakeXYWH(origin.fX, origin.fY, bitmap.width(), | 56 SkIRect subset = SkIRect::MakeXYWH(origin.fX, origin.fY, bitmap.width(), |
| 87 bitmap.height()); | 57 bitmap.height()); |
| 88 GrMakeKeyFromImageID(&fOriginalKey, bitmap.pixelRef()->getGenerationID()
, subset); | 58 GrMakeKeyFromImageID(&fOriginalKey, bitmap.pixelRef()->getGenerationID()
, subset); |
| 89 } | 59 } |
| 90 } | 60 } |
| 91 | 61 |
| 92 GrTexture* GrBitmapTextureMaker::refOriginalTexture(bool willBeMipped, | 62 GrTexture* GrBitmapTextureMaker::refOriginalTexture(bool willBeMipped, |
| 93 SkSourceGammaTreatment gamma
Treatment) { | 63 SkSourceGammaTreatment gamma
Treatment) { |
| (...skipping 63 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 157 | 127 |
| 158 void GrImageTextureMaker::didCacheCopy(const GrUniqueKey& copyKey) { | 128 void GrImageTextureMaker::didCacheCopy(const GrUniqueKey& copyKey) { |
| 159 if (fClient) { | 129 if (fClient) { |
| 160 as_IB(fClient)->notifyAddedToCache(); | 130 as_IB(fClient)->notifyAddedToCache(); |
| 161 } | 131 } |
| 162 } | 132 } |
| 163 | 133 |
| 164 SkColorSpace* GrImageTextureMaker::getColorSpace() { | 134 SkColorSpace* GrImageTextureMaker::getColorSpace() { |
| 165 return fCacher->info().colorSpace(); | 135 return fCacher->info().colorSpace(); |
| 166 } | 136 } |
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