本文整理汇总了C++中GrCachedLayer::isAtlased方法的典型用法代码示例。如果您正苦于以下问题：C++ GrCachedLayer::isAtlased方法的具体用法？C++ GrCachedLayer::isAtlased怎么用？C++ GrCachedLayer::isAtlased使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类GrCachedLayer的用法示例。
在下文中一共展示了GrCachedLayer::isAtlased方法的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: prepare_for_hoisting
// Create the layer information for the hoisted layer and secure the
// required texture/render target resources.
static void prepare_for_hoisting(GrLayerCache* layerCache,
const SkPicture* topLevelPicture,
const GrAccelData::SaveLayerInfo& info,
const SkIRect& layerRect,
SkTDArray<GrHoistedLayer>* needRendering,
SkTDArray<GrHoistedLayer>* recycled,
bool attemptToAtlas) {
const SkPicture* pict = info.fPicture ? info.fPicture : topLevelPicture;
SkMatrix combined = SkMatrix::Concat(info.fPreMat, info.fLocalMat);
GrCachedLayer* layer = layerCache->findLayerOrCreate(pict->uniqueID(),
info.fSaveLayerOpID,
info.fRestoreOpID,
layerRect,
combined,
info.fPaint);
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = layerRect.width();
desc.fHeight = layerRect.height();
desc.fConfig = kSkia8888_GrPixelConfig;
// TODO: need to deal with sample count
bool locked, needsRendering;
if (attemptToAtlas) {
locked = layerCache->tryToAtlas(layer, desc, &needsRendering);
} else {
locked = layerCache->lock(layer, desc, &needsRendering);
}
if (!locked) {
// GPU resources could not be secured for the hoisting of this layer
return;
}
if (attemptToAtlas) {
SkASSERT(layer->isAtlased());
}
GrHoistedLayer* hl;
if (needsRendering) {
if (!attemptToAtlas) {
SkASSERT(!layer->isAtlased());
}
hl = needRendering->append();
} else {
hl = recycled->append();
}
layerCache->addUse(layer);
hl->fLayer = layer;
hl->fPicture = pict;
hl->fOffset = SkIPoint::Make(layerRect.fLeft, layerRect.fTop);
hl->fLocalMat = info.fLocalMat;
hl->fPreMat = info.fPreMat;
}示例2: create_layers
// Add several layers to the cache
static void create_layers(skiatest::Reporter* reporter,
GrLayerCache* cache,
const SkPicture& picture,
int numToAdd,
int idOffset) {
for (int i = 0; i < numToAdd; ++i) {
GrCachedLayer* layer = cache->findLayerOrCreate(&picture,
idOffset+i+1, idOffset+i+2,
SkMatrix::I());
REPORTER_ASSERT(reporter, NULL != layer);
GrCachedLayer* temp = cache->findLayer(&picture, idOffset+i+1, idOffset+i+2, SkMatrix::I());
REPORTER_ASSERT(reporter, temp == layer);
REPORTER_ASSERT(reporter, TestingAccess::NumLayers(cache) == idOffset + i + 1);
REPORTER_ASSERT(reporter, picture.uniqueID() == layer->pictureID());
REPORTER_ASSERT(reporter, layer->start() == idOffset + i + 1);
REPORTER_ASSERT(reporter, layer->stop() == idOffset + i + 2);
REPORTER_ASSERT(reporter, layer->ctm() == SkMatrix::I());
REPORTER_ASSERT(reporter, NULL == layer->texture());
REPORTER_ASSERT(reporter, !layer->isAtlased());
}
cache->trackPicture(&picture);
}示例3: create_layers
// Add several layers to the cache
static void create_layers(skiatest::Reporter* reporter,
GrLayerCache* cache,
const SkPicture& picture,
unsigned numToAdd,
unsigned idOffset) {
for (unsigned i = 0; i < numToAdd; ++i) {
unsigned indices[1] = { idOffset+i+1 };
GrCachedLayer* layer = cache->findLayerOrCreate(picture.uniqueID(),
idOffset+i+1, idOffset+i+2,
SkIRect::MakeEmpty(),
SkIRect::MakeEmpty(),
SkMatrix::I(),
indices, 1,
NULL);
REPORTER_ASSERT(reporter, layer);
GrCachedLayer* temp = TestingAccess::Find(cache, picture.uniqueID(), SkMatrix::I(),
indices, 1);
REPORTER_ASSERT(reporter, temp == layer);
REPORTER_ASSERT(reporter, TestingAccess::NumLayers(cache) == idOffset + i + 1);
REPORTER_ASSERT(reporter, picture.uniqueID() == layer->pictureID());
REPORTER_ASSERT(reporter, layer->start() == idOffset + i + 1);
REPORTER_ASSERT(reporter, layer->stop() == idOffset + i + 2);
REPORTER_ASSERT(reporter, NULL == layer->texture());
REPORTER_ASSERT(reporter, NULL == layer->paint());
REPORTER_ASSERT(reporter, !layer->isAtlased());
}
}示例4: prepare_for_hoisting
// Create the layer information for the hoisted layer and secure the
// required texture/render target resources.
static void prepare_for_hoisting(GrLayerCache* layerCache,
const SkPicture* topLevelPicture,
const GrAccelData::SaveLayerInfo& info,
const SkIRect& layerRect,
SkTDArray<GrHoistedLayer>* atlased,
SkTDArray<GrHoistedLayer>* nonAtlased,
SkTDArray<GrHoistedLayer>* recycled) {
const SkPicture* pict = info.fPicture ? info.fPicture : topLevelPicture;
GrCachedLayer* layer = layerCache->findLayerOrCreate(pict->uniqueID(),
info.fSaveLayerOpID,
info.fRestoreOpID,
layerRect,
info.fOriginXform,
info.fPaint);
GrTextureDesc desc;
desc.fFlags = kRenderTarget_GrTextureFlagBit;
desc.fWidth = layerRect.width();
desc.fHeight = layerRect.height();
desc.fConfig = kSkia8888_GrPixelConfig;
// TODO: need to deal with sample count
bool disallowAtlasing = info.fHasNestedLayers || info.fIsNested ||
(layer->paint() && layer->paint()->getImageFilter());
bool needsRendering = layerCache->lock(layer, desc, disallowAtlasing);
if (NULL == layer->texture()) {
// GPU resources could not be secured for the hoisting of this layer
return;
}
GrHoistedLayer* hl;
if (needsRendering) {
if (layer->isAtlased()) {
hl = atlased->append();
} else {
hl = nonAtlased->append();
}
} else {
hl = recycled->append();
}
layerCache->addUse(layer);
hl->fLayer = layer;
hl->fPicture = pict;
hl->fOffset = SkIPoint::Make(layerRect.fLeft, layerRect.fTop);
hl->fCTM = info.fOriginXform;
}示例5: prepare_for_hoisting
// Create the layer information for the hoisted layer and secure the
// required texture/render target resources.
static void prepare_for_hoisting(GrLayerCache* layerCache,
const SkPicture* topLevelPicture,
const SkMatrix& initialMat,
const SkLayerInfo::BlockInfo& info,
const SkIRect& srcIR,
const SkIRect& dstIR,
SkTDArray<GrHoistedLayer>* needRendering,
SkTDArray<GrHoistedLayer>* recycled,
bool attemptToAtlas,
int numSamples) {
const SkPicture* pict = info.fPicture ? info.fPicture : topLevelPicture;
GrCachedLayer* layer = layerCache->findLayerOrCreate(topLevelPicture->uniqueID(),
SkToInt(info.fSaveLayerOpID),
SkToInt(info.fRestoreOpID),
srcIR,
dstIR,
initialMat,
info.fKey,
info.fKeySize,
info.fPaint);
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = srcIR.width();
desc.fHeight = srcIR.height();
desc.fConfig = kSkia8888_GrPixelConfig;
desc.fSampleCnt = numSamples;
bool locked, needsRendering;
if (attemptToAtlas) {
locked = layerCache->tryToAtlas(layer, desc, &needsRendering);
} else {
locked = layerCache->lock(layer, desc, &needsRendering);
}
if (!locked) {
// GPU resources could not be secured for the hoisting of this layer
return;
}
if (attemptToAtlas) {
SkASSERT(layer->isAtlased());
}
GrHoistedLayer* hl;
if (needsRendering) {
if (!attemptToAtlas) {
SkASSERT(!layer->isAtlased());
}
hl = needRendering->append();
} else {
hl = recycled->append();
}
layerCache->addUse(layer);
hl->fLayer = layer;
hl->fPicture = pict;
hl->fLocalMat = info.fLocalMat;
hl->fInitialMat = initialMat;
hl->fPreMat = initialMat;
hl->fPreMat.preConcat(info.fPreMat);
}示例6: cache
// This test case exercises the public API of the GrLayerCache class.
// In particular it checks its interaction with the resource cache (w.r.t.
// locking & unlocking textures).
// TODO: need to add checks on VRAM usage!
DEF_GPUTEST(GpuLayerCache, reporter, factory) {
static const int kInitialNumLayers = 5;
for (int i= 0; i < GrContextFactory::kGLContextTypeCnt; ++i) {
GrContextFactory::GLContextType glCtxType = (GrContextFactory::GLContextType) i;
if (!GrContextFactory::IsRenderingGLContext(glCtxType)) {
continue;
}
GrContext* context = factory->get(glCtxType);
if (NULL == context) {
continue;
}
SkPictureRecorder recorder;
recorder.beginRecording(1, 1);
SkAutoTUnref<const SkPicture> picture(recorder.endRecording());
GrLayerCache cache(context);
create_layers(reporter, &cache, *picture, kInitialNumLayers, 0);
for (int i = 0; i < kInitialNumLayers; ++i) {
GrCachedLayer* layer = cache.findLayer(picture, i+1, i+2, SkMatrix::I());
REPORTER_ASSERT(reporter, NULL != layer);
lock_layer(reporter, &cache, layer);
// The first 4 layers should be in the atlas (and thus have non-empty
// rects)
if (i < 4) {
REPORTER_ASSERT(reporter, layer->isAtlased());
} else {
// The 5th layer couldn't fit in the atlas
REPORTER_ASSERT(reporter, !layer->isAtlased());
}
}
// Unlock the textures
for (int i = 0; i < kInitialNumLayers; ++i) {
GrCachedLayer* layer = cache.findLayer(picture, i+1, i+2, SkMatrix::I());
REPORTER_ASSERT(reporter, NULL != layer);
cache.unlock(layer);
}
for (int i = 0; i < kInitialNumLayers; ++i) {
GrCachedLayer* layer = cache.findLayer(picture, i+1, i+2, SkMatrix::I());
REPORTER_ASSERT(reporter, NULL != layer);
REPORTER_ASSERT(reporter, !layer->locked());
// The first 4 layers should still be in the atlas.
if (i < 4) {
REPORTER_ASSERT(reporter, NULL != layer->texture());
REPORTER_ASSERT(reporter, layer->isAtlased());
} else {
// The final layer should be unlocked.
REPORTER_ASSERT(reporter, NULL == layer->texture());
REPORTER_ASSERT(reporter, !layer->isAtlased());
}
}
{
// Add an additional layer. Since all the layers are unlocked this
// will force out the first atlased layer
create_layers(reporter, &cache, *picture, 1, kInitialNumLayers);
GrCachedLayer* layer = cache.findLayer(picture,
kInitialNumLayers+1, kInitialNumLayers+2,
SkMatrix::I());
REPORTER_ASSERT(reporter, NULL != layer);
lock_layer(reporter, &cache, layer);
cache.unlock(layer);
}
for (int i = 0; i < kInitialNumLayers+1; ++i) {
GrCachedLayer* layer = cache.findLayer(picture, i+1, i+2, SkMatrix::I());
// 3 old layers plus the new one should be in the atlas.
if (1 == i || 2 == i || 3 == i || 5 == i) {
REPORTER_ASSERT(reporter, NULL != layer);
REPORTER_ASSERT(reporter, !layer->locked());
REPORTER_ASSERT(reporter, NULL != layer->texture());
REPORTER_ASSERT(reporter, layer->isAtlased());
} else if (4 == i) {
// The one that was never atlased should still be around
REPORTER_ASSERT(reporter, NULL != layer);
REPORTER_ASSERT(reporter, NULL == layer->texture());
REPORTER_ASSERT(reporter, !layer->isAtlased());
} else {
// The one bumped out of the atlas (i.e., 0) should be gone
REPORTER_ASSERT(reporter, NULL == layer);
}
}
//.........这里部分代码省略.........
示例7: cache
// This test case exercises the public API of the GrLayerCache class.
// In particular it checks its interaction with the resource cache (w.r.t.
// locking & unlocking textures).
// TODO: need to add checks on VRAM usage!
DEF_GPUTEST(GpuLayerCache, reporter, factory) {
static const unsigned kInitialNumLayers = 5;
for (int i= 0; i < GrContextFactory::kGLContextTypeCnt; ++i) {
GrContextFactory::GLContextType glCtxType = (GrContextFactory::GLContextType) i;
if (!GrContextFactory::IsRenderingGLContext(glCtxType)) {
continue;
}
GrContext* context = factory->get(glCtxType);
if (NULL == context) {
continue;
}
SkPictureRecorder recorder;
SkCanvas* c = recorder.beginRecording(1, 1);
// Draw something, anything, to prevent an empty-picture optimization,
// which is a singleton and never purged.
c->drawRect(SkRect::MakeWH(1,1), SkPaint());
SkAutoTUnref<const SkPicture> picture(recorder.endRecording());
GrLayerCache cache(context);
create_layers(reporter, &cache, *picture, kInitialNumLayers, 0);
for (unsigned i = 0; i < kInitialNumLayers; ++i) {
unsigned indices[1] = { i + 1 };
GrCachedLayer* layer = TestingAccess::Find(&cache, picture->uniqueID(), SkMatrix::I(),
indices, 1);
REPORTER_ASSERT(reporter, layer);
lock_layer(reporter, &cache, layer);
// The first 4 layers should be in the atlas (and thus have non-empty
// rects)
if (i < 4) {
REPORTER_ASSERT(reporter, layer->isAtlased());
} else {
// The 5th layer couldn't fit in the atlas
REPORTER_ASSERT(reporter, !layer->isAtlased());
}
}
// Unlock the textures
for (unsigned i = 0; i < kInitialNumLayers; ++i) {
unsigned indices[1] = { i+1 };
GrCachedLayer* layer = TestingAccess::Find(&cache, picture->uniqueID(), SkMatrix::I(),
indices, 1);
REPORTER_ASSERT(reporter, layer);
cache.removeUse(layer);
}
for (unsigned i = 0; i < kInitialNumLayers; ++i) {
unsigned indices[1] = { i+1 };
GrCachedLayer* layer = TestingAccess::Find(&cache, picture->uniqueID(), SkMatrix::I(),
indices, 1);
REPORTER_ASSERT(reporter, layer);
// All the layers should be unlocked
REPORTER_ASSERT(reporter, !layer->locked());
// When hoisted layers aren't cached they are aggressively removed
// from the atlas
#if GR_CACHE_HOISTED_LAYERS
// The first 4 layers should still be in the atlas.
if (i < 4) {
REPORTER_ASSERT(reporter, layer->texture());
REPORTER_ASSERT(reporter, layer->isAtlased());
} else {
#endif
// The final layer should not be atlased.
REPORTER_ASSERT(reporter, NULL == layer->texture());
REPORTER_ASSERT(reporter, !layer->isAtlased());
#if GR_CACHE_HOISTED_LAYERS
}
#endif
}
{
unsigned indices[1] = { kInitialNumLayers+1 };
// Add an additional layer. Since all the layers are unlocked this
// will force out the first atlased layer
create_layers(reporter, &cache, *picture, 1, kInitialNumLayers);
GrCachedLayer* layer = TestingAccess::Find(&cache, picture->uniqueID(), SkMatrix::I(),
indices, 1);
REPORTER_ASSERT(reporter, layer);
lock_layer(reporter, &cache, layer);
cache.removeUse(layer);
}
//.........这里部分代码省略.........