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1 /* | 1 /* |
2 * Copyright 2010 Google Inc. | 2 * Copyright 2010 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 "SkGr.h" | 8 #include "SkGr.h" |
9 #include "SkColorFilter.h" | 9 #include "SkColorFilter.h" |
10 #include "SkConfig8888.h" | 10 #include "SkConfig8888.h" |
11 #include "SkData.h" | 11 #include "SkData.h" |
12 #include "SkMessageBus.h" | 12 #include "SkMessageBus.h" |
13 #include "SkPixelRef.h" | 13 #include "SkPixelRef.h" |
14 #include "GrResourceCache.h" | 14 #include "GrResourceCache.h" |
15 #include "GrGpu.h" | 15 #include "GrGpu.h" |
16 #include "GrDrawTargetCaps.h" | 16 #include "GrDrawTargetCaps.h" |
17 | 17 |
18 #if SK_SUPPORT_ETC1 | 18 #ifndef SK_IGNORE_ETC1_SUPPORT |
19 # include "etc1.h" | 19 # include "etc1.h" |
20 #endif | 20 #endif |
21 | 21 |
22 /* Fill out buffer with the compressed format Ganesh expects from a colortable | 22 /* Fill out buffer with the compressed format Ganesh expects from a colortable |
23 based bitmap. [palette (colortable) + indices]. | 23 based bitmap. [palette (colortable) + indices]. |
24 | 24 |
25 At the moment Ganesh only supports 8bit version. If Ganesh allowed we others | 25 At the moment Ganesh only supports 8bit version. If Ganesh allowed we others |
26 we could detect that the colortable.count is <= 16, and then repack the | 26 we could detect that the colortable.count is <= 16, and then repack the |
27 indices as nibbles to save RAM, but it would take more time (i.e. a lot | 27 indices as nibbles to save RAM, but it would take more time (i.e. a lot |
28 slower than memcpy), so skipping that for now. | 28 slower than memcpy), so skipping that for now. |
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124 } | 124 } |
125 }; | 125 }; |
126 | 126 |
127 } // namespace | 127 } // namespace |
128 | 128 |
129 static void add_genID_listener(GrResourceKey key, SkPixelRef* pixelRef) { | 129 static void add_genID_listener(GrResourceKey key, SkPixelRef* pixelRef) { |
130 SkASSERT(NULL != pixelRef); | 130 SkASSERT(NULL != pixelRef); |
131 pixelRef->addGenIDChangeListener(SkNEW_ARGS(GrResourceInvalidator, (key))); | 131 pixelRef->addGenIDChangeListener(SkNEW_ARGS(GrResourceInvalidator, (key))); |
132 } | 132 } |
133 | 133 |
134 #if SK_SUPPORT_ETC1 | 134 #ifndef SK_IGNORE_ETC1_SUPPORT |
135 static GrTexture *load_etc1_texture(GrContext* ctx, | 135 static GrTexture *load_etc1_texture(GrContext* ctx, |
136 const GrTextureParams* params, | 136 const GrTextureParams* params, |
137 const SkBitmap &bm, GrTextureDesc desc) { | 137 const SkBitmap &bm, GrTextureDesc desc) { |
138 SkData *data = bm.pixelRef()->refEncodedData(); | 138 SkData *data = bm.pixelRef()->refEncodedData(); |
139 | 139 |
140 // Is this even encoded data? | 140 // Is this even encoded data? |
141 if (NULL == data) { | 141 if (NULL == data) { |
142 return NULL; | 142 return NULL; |
143 } | 143 } |
144 | 144 |
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166 GrCacheID cacheID; | 166 GrCacheID cacheID; |
167 generate_bitmap_cache_id(bm, &cacheID); | 167 generate_bitmap_cache_id(bm, &cacheID); |
168 | 168 |
169 GrResourceKey key; | 169 GrResourceKey key; |
170 GrTexture* result = ctx->createTexture(params, desc, cacheID, bytes, 0, &key
); | 170 GrTexture* result = ctx->createTexture(params, desc, cacheID, bytes, 0, &key
); |
171 if (NULL != result) { | 171 if (NULL != result) { |
172 add_genID_listener(key, bm.pixelRef()); | 172 add_genID_listener(key, bm.pixelRef()); |
173 } | 173 } |
174 return result; | 174 return result; |
175 } | 175 } |
176 #endif // SK_SUPPORT_ETC1 | 176 #endif // SK_IGNORE_ETC1_SUPPORT |
177 | 177 |
178 static GrTexture* sk_gr_create_bitmap_texture(GrContext* ctx, | 178 static GrTexture* sk_gr_create_bitmap_texture(GrContext* ctx, |
179 bool cache, | 179 bool cache, |
180 const GrTextureParams* params, | 180 const GrTextureParams* params, |
181 const SkBitmap& origBitmap) { | 181 const SkBitmap& origBitmap) { |
182 SkBitmap tmpBitmap; | 182 SkBitmap tmpBitmap; |
183 | 183 |
184 const SkBitmap* bitmap = &origBitmap; | 184 const SkBitmap* bitmap = &origBitmap; |
185 | 185 |
186 GrTextureDesc desc; | 186 GrTextureDesc desc; |
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219 } | 219 } |
220 } else { | 220 } else { |
221 origBitmap.copyTo(&tmpBitmap, kN32_SkColorType); | 221 origBitmap.copyTo(&tmpBitmap, kN32_SkColorType); |
222 // now bitmap points to our temp, which has been promoted to 32bits | 222 // now bitmap points to our temp, which has been promoted to 32bits |
223 bitmap = &tmpBitmap; | 223 bitmap = &tmpBitmap; |
224 desc.fConfig = SkImageInfo2GrPixelConfig(bitmap->info()); | 224 desc.fConfig = SkImageInfo2GrPixelConfig(bitmap->info()); |
225 } | 225 } |
226 } | 226 } |
227 | 227 |
228 // Is this an ETC1 encoded texture? | 228 // Is this an ETC1 encoded texture? |
229 #if SK_SUPPORT_ETC1 | 229 #ifndef SK_IGNORE_ETC1_SUPPORT |
230 else if (cache && ctx->getGpu()->caps()->isConfigTexturable(kETC1_GrPixelCon
fig)) { | 230 else if (cache && ctx->getGpu()->caps()->isConfigTexturable(kETC1_GrPixelCon
fig)) { |
231 GrTexture *texture = load_etc1_texture(ctx, params, *bitmap, desc); | 231 GrTexture *texture = load_etc1_texture(ctx, params, *bitmap, desc); |
232 if (NULL != texture) { | 232 if (NULL != texture) { |
233 return texture; | 233 return texture; |
234 } | 234 } |
235 } | 235 } |
236 #endif // SK_SUPPORT_ETC1 | 236 #endif // SK_IGNORE_ETC1_SUPPORT |
237 | 237 |
238 SkAutoLockPixels alp(*bitmap); | 238 SkAutoLockPixels alp(*bitmap); |
239 if (!bitmap->readyToDraw()) { | 239 if (!bitmap->readyToDraw()) { |
240 return NULL; | 240 return NULL; |
241 } | 241 } |
242 if (cache) { | 242 if (cache) { |
243 // This texture is likely to be used again so leave it in the cache | 243 // This texture is likely to be used again so leave it in the cache |
244 GrCacheID cacheID; | 244 GrCacheID cacheID; |
245 generate_bitmap_cache_id(origBitmap, &cacheID); | 245 generate_bitmap_cache_id(origBitmap, &cacheID); |
246 | 246 |
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493 copy.setShader(NULL); | 493 copy.setShader(NULL); |
494 // modulate the paint alpha by the shader's solid color alpha | 494 // modulate the paint alpha by the shader's solid color alpha |
495 U8CPU newA = SkMulDiv255Round(SkColorGetA(color), copy.getAlpha()); | 495 U8CPU newA = SkMulDiv255Round(SkColorGetA(color), copy.getAlpha()); |
496 copy.setColor(SkColorSetA(color, newA)); | 496 copy.setColor(SkColorSetA(color, newA)); |
497 SkPaint2GrPaintNoShader(context, copy, false, constantColor, grPaint
); | 497 SkPaint2GrPaintNoShader(context, copy, false, constantColor, grPaint
); |
498 } else { | 498 } else { |
499 SkPaint2GrPaintNoShader(context, skPaint, false, constantColor, grPa
int); | 499 SkPaint2GrPaintNoShader(context, skPaint, false, constantColor, grPa
int); |
500 } | 500 } |
501 } | 501 } |
502 } | 502 } |
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