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Unified Diff: skia/gl/SkGLCanvas.cpp

Issue 113827: Remove the remainder of the skia source code from the Chromium repo.... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 11 years, 7 months ago
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Index: skia/gl/SkGLCanvas.cpp
===================================================================
--- skia/gl/SkGLCanvas.cpp (revision 16859)
+++ skia/gl/SkGLCanvas.cpp (working copy)
@@ -1,179 +0,0 @@
-#include "SkGLCanvas.h"
-#include "SkGLDevice.h"
-#include "SkBlitter.h"
-#include "SkDraw.h"
-#include "SkDrawProcs.h"
-#include "SkGL.h"
-#include "SkTemplates.h"
-#include "SkUtils.h"
-#include "SkXfermode.h"
-
-#ifdef SK_GL_DEVICE_FBO
- #define USE_FBO_DEVICE
- #include "SkGLDevice_FBO.h"
-#else
- #define USE_SWLAYER_DEVICE
- #include "SkGLDevice_SWLayer.h"
-#endif
-
-// maximum number of entries in our texture cache (before purging)
-#define kTexCountMax_Default 256
-// maximum number of bytes used (by gl) for the texture cache (before purging)
-#define kTexSizeMax_Default (4 * 1024 * 1024)
-
-///////////////////////////////////////////////////////////////////////////////
-
-SkGLCanvas::SkGLCanvas() {
- glEnable(GL_TEXTURE_2D);
- glEnable(GL_SCISSOR_TEST);
- glEnableClientState(GL_VERTEX_ARRAY);
-
- glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
-
- fViewportSize.set(0, 0);
-}
-
-SkGLCanvas::~SkGLCanvas() {
- // call this now, while our override of restore() is in effect
- this->restoreToCount(1);
-}
-
-///////////////////////////////////////////////////////////////////////////////
-
-bool SkGLCanvas::getViewport(SkIPoint* size) const {
- if (size) {
- *size = fViewportSize;
- }
- return true;
-}
-
-bool SkGLCanvas::setViewport(int width, int height) {
- fViewportSize.set(width, height);
-
- const bool isOpaque = false; // should this be a parameter to setViewport?
- const bool isForLayer = false; // viewport is the base layer
- SkDevice* device = this->createDevice(SkBitmap::kARGB_8888_Config, width,
- height, isOpaque, isForLayer);
- this->setDevice(device)->unref();
-
- return true;
-}
-
-SkDevice* SkGLCanvas::createDevice(SkBitmap::Config, int width, int height,
- bool isOpaque, bool isForLayer) {
- SkBitmap bitmap;
-
- bitmap.setConfig(SkBitmap::kARGB_8888_Config, width, height);
- bitmap.setIsOpaque(isOpaque);
-
-#ifdef USE_FBO_DEVICE
- return SkNEW_ARGS(SkGLDevice_FBO, (bitmap, isForLayer));
-#elif defined(USE_SWLAYER_DEVICE)
- if (isForLayer) {
- bitmap.allocPixels();
- if (!bitmap.isOpaque()) {
- bitmap.eraseColor(0);
- }
- return SkNEW_ARGS(SkGLDevice_SWLayer, (bitmap));
- } else {
- return SkNEW_ARGS(SkGLDevice, (bitmap, isForLayer));
- }
-#else
- return SkNEW_ARGS(SkGLDevice, (bitmap, isForLayer));
-#endif
-}
-
-///////////////////////////////////////////////////////////////////////////////
-
-#include "SkTextureCache.h"
-#include "SkThread.h"
-
-static SkMutex gTextureCacheMutex;
-static SkTextureCache gTextureCache(kTexCountMax_Default, kTexSizeMax_Default);
-
-SkGLDevice::TexCache* SkGLDevice::LockTexCache(const SkBitmap& bitmap,
- GLuint* name, SkPoint* size) {
- SkAutoMutexAcquire amc(gTextureCacheMutex);
-
- SkTextureCache::Entry* entry = gTextureCache.lock(bitmap);
- if (NULL != entry) {
- if (name) {
- *name = entry->name();
- }
- if (size) {
- *size = entry->texSize();
- }
- }
- return (TexCache*)entry;
-}
-
-void SkGLDevice::UnlockTexCache(TexCache* cache) {
- SkAutoMutexAcquire amc(gTextureCacheMutex);
- gTextureCache.unlock((SkTextureCache::Entry*)cache);
-}
-
-// public exposure of texture cache settings
-
-size_t SkGLCanvas::GetTextureCacheMaxCount() {
- SkAutoMutexAcquire amc(gTextureCacheMutex);
- return gTextureCache.getMaxCount();
-}
-
-size_t SkGLCanvas::GetTextureCacheMaxSize() {
- SkAutoMutexAcquire amc(gTextureCacheMutex);
- return gTextureCache.getMaxSize();
-}
-
-void SkGLCanvas::SetTextureCacheMaxCount(size_t count) {
- SkAutoMutexAcquire amc(gTextureCacheMutex);
- gTextureCache.setMaxCount(count);
-}
-
-void SkGLCanvas::SetTextureCacheMaxSize(size_t size) {
- SkAutoMutexAcquire amc(gTextureCacheMutex);
- gTextureCache.setMaxSize(size);
-}
-
-///////////////////////////////////////////////////////////////////////////////
-
-#include "SkGLTextCache.h"
-
-static bool deleteCachesProc(SkGlyphCache* cache, void* texturesAreValid) {
- void* auxData;
- if (cache->getAuxProcData(SkGLDevice::GlyphCacheAuxProc, &auxData)) {
- bool valid = texturesAreValid != NULL;
- SkGLTextCache* textCache = static_cast<SkGLTextCache*>(auxData);
- // call this before delete, in case valid is false
- textCache->deleteAllStrikes(valid);
- // now free the memory for the cache itself
- SkDELETE(textCache);
- // now remove the entry in the glyphcache (does not call the proc)
- cache->removeAuxProc(SkGLDevice::GlyphCacheAuxProc);
- }
- return false; // keep going
-}
-
-void SkGLCanvas::DeleteAllTextures() {
- // free the textures in our cache
-
- gTextureCacheMutex.acquire();
- gTextureCache.deleteAllCaches(true);
- gTextureCacheMutex.release();
-
- // now free the textures in the font cache
-
- SkGlyphCache::VisitAllCaches(deleteCachesProc, reinterpret_cast<void*>(true));
-}
-
-void SkGLCanvas::AbandonAllTextures() {
- // abandon the textures in our cache
-
- gTextureCacheMutex.acquire();
- gTextureCache.deleteAllCaches(false);
- gTextureCacheMutex.release();
-
- // abandon the textures in the font cache
-
- SkGlyphCache::VisitAllCaches(deleteCachesProc, reinterpret_cast<void*>(false));
-}
-
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