Rewrite GrTextureMaker to disentangle bitmap case from base class and give GPU object a say in what copying needs to be done.
Committed: https://skia.googlesource.com/skia/+/fcffaf22d697f06f903c3193308f9dc54a959f79
Committed: https://skia.googlesource.com/skia/+/1a197ea31e0aac7ea312e9a6c0d9f5df626b0350
Review URL: https://codereview.chromium.org/1409163002
diff --git a/gyp/gpu.gypi b/gyp/gpu.gypi
index 0bdf097..090478f 100644
--- a/gyp/gpu.gypi
+++ b/gyp/gpu.gypi
@@ -179,6 +179,8 @@
'<(skia_src_path)/gpu/GrTextContext.cpp',
'<(skia_src_path)/gpu/GrTextContext.h',
'<(skia_src_path)/gpu/GrTexture.cpp',
+ '<(skia_src_path)/gpu/GrTextureParamsAdjuster.h',
+ '<(skia_src_path)/gpu/GrTextureParamsAdjuster.cpp',
'<(skia_src_path)/gpu/GrTextureProvider.cpp',
'<(skia_src_path)/gpu/GrTexturePriv.h',
'<(skia_src_path)/gpu/GrTextureAccess.cpp',
diff --git a/include/gpu/GrResourceKey.h b/include/gpu/GrResourceKey.h
index 6cfa90f..9958cfc 100644
--- a/include/gpu/GrResourceKey.h
+++ b/include/gpu/GrResourceKey.h
@@ -138,8 +138,8 @@
friend class TestResource; // For unit test to access kMetaDataCnt.
- // bmp textures require 4 uint32_t values.
- SkAutoSTMalloc<kMetaDataCnt + 4, uint32_t> fKey;
+ // bmp textures require 5 uint32_t values.
+ SkAutoSTMalloc<kMetaDataCnt + 5, uint32_t> fKey;
};
/**
diff --git a/include/gpu/SkGr.h b/include/gpu/SkGr.h
index 591d3d8..17625c4 100644
--- a/include/gpu/SkGr.h
+++ b/include/gpu/SkGr.h
@@ -65,9 +65,11 @@
}
////////////////////////////////////////////////////////////////////////////////
-
+/** Returns a texture representing the bitmap that is compatible with the GrTextureParams. The
+ texture is inserted into the cache (unless the bitmap is marked volatile) and can be
+ retrieved again via this function. */
GrTexture* GrRefCachedBitmapTexture(GrContext*, const SkBitmap&, const GrTextureParams&);
-
+
// TODO: Move SkImageInfo2GrPixelConfig to SkGrPriv.h (requires cleanup to SkWindow its subclasses).
GrPixelConfig SkImageInfo2GrPixelConfig(SkColorType, SkAlphaType, SkColorProfileType);
diff --git a/src/core/SkImageCacherator.cpp b/src/core/SkImageCacherator.cpp
index cd5ae57..71afc0e 100644
--- a/src/core/SkImageCacherator.cpp
+++ b/src/core/SkImageCacherator.cpp
@@ -204,7 +204,9 @@
};
static GrTexture* set_key_and_return(GrTexture* tex, const GrUniqueKey& key) {
- tex->resourcePriv().setUniqueKey(key);
+ if (key.isValid()) {
+ tex->resourcePriv().setUniqueKey(key);
+ }
return tex;
}
@@ -217,24 +219,16 @@
* 4. Ask the generator to return YUV planes, which the GPU can convert
* 5. Ask the generator to return RGB(A) data, which the GPU can convert
*/
-GrTexture* SkImageCacherator::lockUnstretchedTexture(GrContext* ctx, const SkImage* client) {
- // textures (at least the texture-key) only support 16bit dimensions, so abort early
- // if we're too big.
- if (fInfo.width() > 0xFFFF || fInfo.height() > 0xFFFF) {
- return nullptr;
- }
-
- GrUniqueKey key;
- const GrTextureParams& noStretchParams = GrTextureParams::ClampNoFilter();
- GrMakeKeyFromImageID(&key, fUniqueID, SkIRect::MakeWH(fInfo.width(), fInfo.height()),
- *ctx->caps(), noStretchParams);
-
+GrTexture* SkImageCacherator::lockTexture(GrContext* ctx, const GrUniqueKey& key,
+ const SkImage* client) {
// 1. Check the cache for a pre-existing one
- if (GrTexture* tex = ctx->textureProvider()->findAndRefTextureByUniqueKey(key)) {
- return tex;
+ if (key.isValid()) {
+ if (GrTexture* tex = ctx->textureProvider()->findAndRefTextureByUniqueKey(key)) {
+ return tex;
+ }
}
- // 2. Ask the genreator to natively create one
+ // 2. Ask the generator to natively create one
{
ScopedGenerator generator(this);
SkIRect subset = SkIRect::MakeXYWH(fOrigin.x(), fOrigin.y(), fInfo.width(), fInfo.height());
@@ -267,54 +261,64 @@
// 5. Ask the generator to return RGB(A) data, which the GPU can convert
SkBitmap bitmap;
if (this->tryLockAsBitmap(&bitmap, client)) {
- return GrRefCachedBitmapTexture(ctx, bitmap, noStretchParams);
+ GrTexture* tex = GrUploadBitmapToTexture(ctx, bitmap);
+ if (tex) {
+ return set_key_and_return(tex, key);
+ }
}
return nullptr;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
-#include "GrTextureMaker.h"
+#include "GrTextureParamsAdjuster.h"
-class Cacherator_GrTextureMaker : public GrTextureMaker {
+class Cacherator_GrTextureParamsAdjuster : public GrTextureParamsAdjuster {
public:
- Cacherator_GrTextureMaker(SkImageCacherator* cacher, const SkImage* client,
- const GrUniqueKey& unstretchedKey)
+ Cacherator_GrTextureParamsAdjuster(SkImageCacherator* cacher, const SkImage* client)
: INHERITED(cacher->info().width(), cacher->info().height())
, fCacher(cacher)
, fClient(client)
- , fUnstretchedKey(unstretchedKey)
- {}
+ {
+ if (client) {
+ GrMakeKeyFromImageID(&fOriginalKey, client->uniqueID(),
+ SkIRect::MakeWH(this->width(), this->height()));
+ }
+ }
protected:
+ GrTexture* peekOriginalTexture() override { return nullptr; }
+
// TODO: consider overriding this, for the case where the underlying generator might be
// able to efficiently produce a "stretched" texture natively (e.g. picture-backed)
-// GrTexture* onGenerateStretchedTexture(GrContext*, const SkGrStretch&) override;
+ // GrTexture* generateTextureForParams(GrContext*, const SkGrStretch&) override;
- GrTexture* onRefUnstretchedTexture(GrContext* ctx) override {
- return fCacher->lockUnstretchedTexture(ctx, fClient);
+ GrTexture* refOriginalTexture(GrContext* ctx) override {
+ return fCacher->lockTexture(ctx, fOriginalKey, fClient);
}
- bool onMakeStretchedKey(const SkGrStretch& stretch, GrUniqueKey* stretchedKey) override {
- return GrMakeStretchedKey(fUnstretchedKey, stretch, stretchedKey);
+ void makeCopyKey(const CopyParams& stretch, GrUniqueKey* paramsCopyKey) override {
+ if (fOriginalKey.isValid()) {
+ MakeCopyKeyFromOrigKey(fOriginalKey, stretch, paramsCopyKey);
+ }
}
- void onNotifyStretchCached(const GrUniqueKey& stretchedKey) override {
+ void didCacheCopy(const GrUniqueKey& copyKey) override {
if (fClient) {
as_IB(fClient)->notifyAddedToCache();
}
}
- bool onGetROBitmap(SkBitmap* bitmap) override {
+ bool getROBitmap(SkBitmap* bitmap) override {
return fCacher->lockAsBitmap(bitmap, fClient);
}
private:
SkImageCacherator* fCacher;
const SkImage* fClient;
- const GrUniqueKey fUnstretchedKey;
+ GrUniqueKey fOriginalKey;
- typedef GrTextureMaker INHERITED;
+ typedef GrTextureParamsAdjuster INHERITED;
};
GrTexture* SkImageCacherator::lockAsTexture(GrContext* ctx, const GrTextureParams& params,
@@ -323,12 +327,7 @@
return nullptr;
}
- GrUniqueKey key;
- GrMakeKeyFromImageID(&key, this->uniqueID(),
- SkIRect::MakeWH(this->info().width(), this->info().height()),
- *ctx->caps(), GrTextureParams::ClampNoFilter());
-
- return Cacherator_GrTextureMaker(this, client, key).refCachedTexture(ctx, params);
+ return Cacherator_GrTextureParamsAdjuster(this, client).refTextureForParams(ctx, params);
}
#else
diff --git a/src/core/SkImageCacherator.h b/src/core/SkImageCacherator.h
index 7508f34..ac112d7 100644
--- a/src/core/SkImageCacherator.h
+++ b/src/core/SkImageCacherator.h
@@ -13,7 +13,8 @@
#include "SkTemplates.h"
class GrContext;
-class GrTextureParams;
+class GrTextureParams;
+class GrUniqueKey;
class SkBitmap;
class SkImage;
@@ -60,7 +61,9 @@
bool generateBitmap(SkBitmap*);
bool tryLockAsBitmap(SkBitmap*, const SkImage*);
#if SK_SUPPORT_GPU
- GrTexture* lockUnstretchedTexture(GrContext*, const SkImage* client);
+ // Returns the texture. If the cacherator is generating the texture and wants to cache it,
+ // it should use the passed in key (if the key is valid).
+ GrTexture* lockTexture(GrContext*, const GrUniqueKey& key, const SkImage* client);
#endif
class ScopedGenerator {
@@ -83,7 +86,7 @@
const SkIPoint fOrigin;
const uint32_t fUniqueID;
- friend class Cacherator_GrTextureMaker;
+ friend class Cacherator_GrTextureParamsAdjuster;
};
#endif
diff --git a/src/gpu/GrGpu.cpp b/src/gpu/GrGpu.cpp
index 96728f3..48fc740 100644
--- a/src/gpu/GrGpu.cpp
+++ b/src/gpu/GrGpu.cpp
@@ -55,6 +55,37 @@
////////////////////////////////////////////////////////////////////////////////
+bool GrGpu::makeCopyForTextureParams(int width, int height, const GrTextureParams& textureParams,
+ GrTextureParamsAdjuster::CopyParams* copyParams) const {
+ bool doCopy = false;
+ const GrCaps& caps = *this->caps();
+ if (textureParams.isTiled() && !caps.npotTextureTileSupport() &&
+ (!SkIsPow2(width) || !SkIsPow2(height))) {
+ doCopy = true;
+ copyParams->fWidth = GrNextPow2(SkTMax(width, caps.minTextureSize()));
+ copyParams->fHeight = GrNextPow2(SkTMax(height, caps.minTextureSize()));
+ } else if (width < caps.minTextureSize() || height < caps.minTextureSize()) {
+ // The small texture issues appear to be with tiling. Hence it seems ok to scale
+ // them up using the GPU. If issues persist we may need to CPU-stretch.
+ doCopy = true;
+ copyParams->fWidth = SkTMax(width, caps.minTextureSize());
+ copyParams->fHeight = SkTMax(height, caps.minTextureSize());
+ }
+ if (doCopy) {
+ switch (textureParams.filterMode()) {
+ case GrTextureParams::kNone_FilterMode:
+ copyParams->fFilter = GrTextureParams::kNone_FilterMode;
+ break;
+ case GrTextureParams::kBilerp_FilterMode:
+ case GrTextureParams::kMipMap_FilterMode:
+ // We are only ever scaling up so no reason to ever indicate kMipMap.
+ copyParams->fFilter = GrTextureParams::kBilerp_FilterMode;
+ break;
+ }
+ }
+ return doCopy;
+}
+
static GrSurfaceOrigin resolve_origin(GrSurfaceOrigin origin, bool renderTarget) {
// By default, GrRenderTargets are GL's normal orientation so that they
// can be drawn to by the outside world without the client having
diff --git a/src/gpu/GrGpu.h b/src/gpu/GrGpu.h
index d8e5681..4714d36 100644
--- a/src/gpu/GrGpu.h
+++ b/src/gpu/GrGpu.h
@@ -11,6 +11,7 @@
#include "GrPipelineBuilder.h"
#include "GrProgramDesc.h"
#include "GrStencil.h"
+#include "GrTextureParamsAdjuster.h"
#include "GrXferProcessor.h"
#include "SkPath.h"
@@ -378,6 +379,13 @@
// clears target's entire stencil buffer to 0
virtual void clearStencil(GrRenderTarget* target) = 0;
+
+ // Determines whether a copy of a texture must be made in order to be compatible with
+ // a given GrTextureParams. If so, the width, height and filter used for the copy are
+ // output via the CopyParams.
+ bool makeCopyForTextureParams(int width, int height, const GrTextureParams&,
+ GrTextureParamsAdjuster::CopyParams*) const;
+
// This is only to be used in GL-specific tests.
virtual const GrGLContext* glContextForTesting() const { return nullptr; }
diff --git a/src/gpu/GrTextureMaker.h b/src/gpu/GrTextureMaker.h
deleted file mode 100644
index 47141bd..0000000
--- a/src/gpu/GrTextureMaker.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef GrTextureMaker_DEFINED
-#define GrTextureMaker_DEFINED
-
-#include "SkGrPriv.h"
-
-class GrContext;
-class GrTexture;
-class GrTextureParams;
-class GrUniqueKey;
-class SkBitmap;
-
-class GrTextureMaker {
-public:
- GrTextureMaker(int width, int height) : fWidth(width), fHeight(height) {}
- virtual ~GrTextureMaker() {}
-
- int width() const { return fWidth; }
- int height() const { return fHeight; }
-
- GrTexture* refCachedTexture(GrContext*, const GrTextureParams&);
-
-protected:
- /**
- * Return the maker's "original" unstretched texture. It is the responsibility of the maker
- * to make this efficient ... if the texture is being generated, the maker must handle
- * caching it.
- */
- virtual GrTexture* onRefUnstretchedTexture(GrContext*) = 0;
-
- /**
- * If we need to stretch the maker's original texture, the maker is asked to return a key
- * that identifies its origianl + the stretch parameter. If the maker does not want to cache
- * the stretched version (e.g. the maker is volatile), this should ignore the key parameter
- * and return false.
- */
- virtual bool onMakeStretchedKey(const SkGrStretch&, GrUniqueKey* stretchedKey) = 0;
-
- /**
- * Return a new (uncached) texture that is the stretch of the maker's original.
- *
- * The base-class handles general logic for this, and only needs access to the following
- * methods:
- * - onRefUnstretchedTexture()
- * - onGetROBitmap()
- *
- * Subclass may override this if they can handle stretching more efficiently.
- */
- virtual GrTexture* onGenerateStretchedTexture(GrContext*, const SkGrStretch&);
-
- /**
- * If a stretched version of the texture is generated, it may be cached (assuming that
- * onMakeStretchedKey() returns true). In that case, the maker is notified in case it
- * wants to note that for when the maker is destroyed.
- */
- virtual void onNotifyStretchCached(const GrUniqueKey& stretchedKey) = 0;
-
- /**
- * Some GPUs are unreliable w/ very small texture sizes. If we run into that case, this
- * method will be called (in service of onGenerateStretchedTexture) to return a raster version
- * of the original texture.
- */
- virtual bool onGetROBitmap(SkBitmap*) = 0;
-
-private:
- const int fWidth;
- const int fHeight;
-};
-
-#endif
diff --git a/src/gpu/GrTextureParamsAdjuster.cpp b/src/gpu/GrTextureParamsAdjuster.cpp
new file mode 100644
index 0000000..9940f9e
--- /dev/null
+++ b/src/gpu/GrTextureParamsAdjuster.cpp
@@ -0,0 +1,152 @@
+/*
+ * Copyright 2015 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "GrTextureParamsAdjuster.h"
+
+#include "GrCaps.h"
+#include "GrContext.h"
+#include "GrDrawContext.h"
+#include "GrGpu.h"
+#include "GrTexture.h"
+#include "GrTextureParams.h"
+#include "GrTextureProvider.h"
+#include "SkCanvas.h"
+#include "SkGr.h"
+#include "SkGrPriv.h"
+
+typedef GrTextureParamsAdjuster::CopyParams CopyParams;
+
+static GrTexture* copy_on_gpu(GrTexture* inputTexture, const CopyParams& copyParams) {
+ GrContext* context = inputTexture->getContext();
+ SkASSERT(context);
+ const GrCaps* caps = context->caps();
+
+ // Either it's a cache miss or the original wasn't cached to begin with.
+ GrSurfaceDesc rtDesc = inputTexture->desc();
+ rtDesc.fFlags = rtDesc.fFlags | kRenderTarget_GrSurfaceFlag;
+ rtDesc.fWidth = copyParams.fWidth;
+ rtDesc.fHeight = copyParams.fHeight;
+ rtDesc.fConfig = GrMakePixelConfigUncompressed(rtDesc.fConfig);
+
+ // If the config isn't renderable try converting to either A8 or an 32 bit config. Otherwise,
+ // fail.
+ if (!caps->isConfigRenderable(rtDesc.fConfig, false)) {
+ if (GrPixelConfigIsAlphaOnly(rtDesc.fConfig)) {
+ if (caps->isConfigRenderable(kAlpha_8_GrPixelConfig, false)) {
+ rtDesc.fConfig = kAlpha_8_GrPixelConfig;
+ } else if (caps->isConfigRenderable(kSkia8888_GrPixelConfig, false)) {
+ rtDesc.fConfig = kSkia8888_GrPixelConfig;
+ } else {
+ return nullptr;
+ }
+ } else if (kRGB_GrColorComponentFlags ==
+ (kRGB_GrColorComponentFlags & GrPixelConfigComponentMask(rtDesc.fConfig))) {
+ if (caps->isConfigRenderable(kSkia8888_GrPixelConfig, false)) {
+ rtDesc.fConfig = kSkia8888_GrPixelConfig;
+ } else {
+ return nullptr;
+ }
+ } else {
+ return nullptr;
+ }
+ }
+
+ SkAutoTUnref<GrTexture> copy(context->textureProvider()->createTexture(rtDesc, true));
+ if (!copy) {
+ return nullptr;
+ }
+
+ GrPaint paint;
+
+ // If filtering is not desired then we want to ensure all texels in the resampled image are
+ // copies of texels from the original.
+ GrTextureParams params(SkShader::kClamp_TileMode, copyParams.fFilter);
+ paint.addColorTextureProcessor(inputTexture, SkMatrix::I(), params);
+
+ SkRect rect = SkRect::MakeWH(SkIntToScalar(rtDesc.fWidth), SkIntToScalar(rtDesc.fHeight));
+ SkRect localRect = SkRect::MakeWH(1.f, 1.f);
+
+ SkAutoTUnref<GrDrawContext> drawContext(context->drawContext(copy->asRenderTarget()));
+ if (!drawContext) {
+ return nullptr;
+ }
+
+ drawContext->drawNonAARectToRect(GrClip::WideOpen(), paint, SkMatrix::I(), rect, localRect);
+ return copy.detach();
+}
+
+static SkBitmap copy_on_cpu(const SkBitmap& bmp, const CopyParams& copyParams) {
+ SkBitmap stretched;
+ stretched.allocN32Pixels(copyParams.fWidth, copyParams.fHeight);
+ SkCanvas canvas(stretched);
+ SkPaint paint;
+ switch (copyParams.fFilter) {
+ case GrTextureParams::kNone_FilterMode:
+ paint.setFilterQuality(kNone_SkFilterQuality);
+ break;
+ case GrTextureParams::kBilerp_FilterMode:
+ paint.setFilterQuality(kLow_SkFilterQuality);
+ break;
+ case GrTextureParams::kMipMap_FilterMode:
+ paint.setFilterQuality(kMedium_SkFilterQuality);
+ break;
+ }
+ SkRect dstRect = SkRect::MakeWH(SkIntToScalar(copyParams.fWidth),
+ SkIntToScalar(copyParams.fHeight));
+ canvas.drawBitmapRect(bmp, dstRect, &paint);
+ return stretched;
+}
+
+GrTexture* GrTextureParamsAdjuster::refTextureForParams(GrContext* ctx,
+ const GrTextureParams& params) {
+ CopyParams copyParams;
+ if (!ctx->getGpu()->makeCopyForTextureParams(this->width(), this->height(), params,
+ ©Params)) {
+ return this->refOriginalTexture(ctx);
+ }
+ GrUniqueKey copyKey;
+ this->makeCopyKey(copyParams, ©Key);
+ if (copyKey.isValid()) {
+ GrTexture* result = ctx->textureProvider()->findAndRefTextureByUniqueKey(copyKey);
+ if (result) {
+ return result;
+ }
+ }
+
+ GrTexture* result = this->generateTextureForParams(ctx, copyParams);
+ if (!result) {
+ return nullptr;
+ }
+
+ if (copyKey.isValid()) {
+ ctx->textureProvider()->assignUniqueKeyToTexture(copyKey, result);
+ this->didCacheCopy(copyKey);
+ }
+ return result;
+}
+
+GrTexture* GrTextureParamsAdjuster::generateTextureForParams(GrContext* ctx,
+ const CopyParams& copyParams) {
+ if ((this->width() < ctx->caps()->minTextureSize() ||
+ this->height() < ctx->caps()->minTextureSize()) && !this->peekOriginalTexture())
+ {
+ // we can't trust our ability to use HW to perform the stretch, so we request
+ // a raster instead, and perform the stretch on the CPU.
+ SkBitmap bitmap;
+ if (!this->getROBitmap(&bitmap)) {
+ return nullptr;
+ }
+ SkBitmap stretchedBmp = copy_on_cpu(bitmap, copyParams);
+ return GrUploadBitmapToTexture(ctx, stretchedBmp);
+ } else {
+ SkAutoTUnref<GrTexture> original(this->refOriginalTexture(ctx));
+ if (!original) {
+ return nullptr;
+ }
+ return copy_on_gpu(original, copyParams);
+ }
+}
diff --git a/src/gpu/GrTextureParamsAdjuster.h b/src/gpu/GrTextureParamsAdjuster.h
new file mode 100644
index 0000000..c244aaf
--- /dev/null
+++ b/src/gpu/GrTextureParamsAdjuster.h
@@ -0,0 +1,111 @@
+/*
+ * Copyright 2015 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef GrTextureMaker_DEFINED
+#define GrTextureMaker_DEFINED
+
+#include "GrTextureParams.h"
+#include "GrResourceKey.h"
+
+class GrContext;
+class GrTexture;
+class GrTextureParams;
+class GrUniqueKey;
+class SkBitmap;
+
+/**
+ * Different GPUs and API extensions have different requirements with respect to what texture
+ * sampling parameters may be used with textures of various types. This class facilitates making
+ * texture compatible with a given GrTextureParams. It abstracts the source of the original data
+ * which may be an already existing texture, CPU pixels, a codec, ... so that various sources can
+ * be used with common code that scales or copies the data to make it compatible with a
+ * GrTextureParams.
+ */
+class GrTextureParamsAdjuster {
+public:
+ struct CopyParams {
+ GrTextureParams::FilterMode fFilter;
+ int fWidth;
+ int fHeight;
+ };
+
+ GrTextureParamsAdjuster(int width, int height) : fWidth(width), fHeight(height) {}
+ virtual ~GrTextureParamsAdjuster() {}
+
+ int width() const { return fWidth; }
+ int height() const { return fHeight; }
+
+ /** Returns a texture that is safe for use with the params */
+ GrTexture* refTextureForParams(GrContext*, const GrTextureParams&);
+
+protected:
+ /** If the original is a inherently texture that can be returned for "free" then return it
+ without ref'ing it. Otherwise, return null. */
+ virtual GrTexture* peekOriginalTexture() = 0;
+
+ /**
+ * Return the maker's "original" texture. It is the responsibility of the maker
+ * to make this efficient ... if the texture is being generated, the maker must handle
+ * caching it (if desired).
+ */
+ virtual GrTexture* refOriginalTexture(GrContext*) = 0;
+
+ /**
+ * If we need to copy the maker's original texture, the maker is asked to return a key
+ * that identifies its original + the CopyParms parameter. If the maker does not want to cache
+ * the stretched version (e.g. the maker is volatile), this should simply return without
+ * initializing the copyKey.
+ */
+ virtual void makeCopyKey(const CopyParams&, GrUniqueKey* copyKey) = 0;
+
+ /**
+ * Return a new (uncached) texture that is the stretch of the maker's original.
+ *
+ * The base-class handles general logic for this, and only needs access to the following
+ * methods:
+ * - onRefOriginalTexture()
+ * - onGetROBitmap()
+ *
+ * Subclass may override this if they can handle creating the texture more directly than
+ * by copying.
+ */
+ virtual GrTexture* generateTextureForParams(GrContext*, const CopyParams&);
+
+ /**
+ * If a stretched version of the texture is generated, it may be cached (assuming that
+ * onMakeParamsKey() returns true). In that case, the maker is notified in case it
+ * wants to note that for when the maker is destroyed.
+ */
+ virtual void didCacheCopy(const GrUniqueKey& copyKey) = 0;
+
+ /**
+ * Some GPUs are unreliable w/ very small texture sizes. If we run into that case, this
+ * method will be called (in service of onGenerateParamsTexture) to return a raster version
+ * of the original texture.
+ */
+ virtual bool getROBitmap(SkBitmap*) = 0;
+
+ /** Helper for creating a key for a copy from an original key. */
+ static void MakeCopyKeyFromOrigKey(const GrUniqueKey& origKey,
+ const CopyParams& copyParams,
+ GrUniqueKey* copyKey) {
+ SkASSERT(!copyKey->isValid());
+ if (origKey.isValid()) {
+ static const GrUniqueKey::Domain kDomain = GrUniqueKey::GenerateDomain();
+ GrUniqueKey::Builder builder(copyKey, origKey, kDomain, 3);
+ builder[0] = copyParams.fFilter;
+ builder[1] = copyParams.fWidth;
+ builder[2] = copyParams.fHeight;
+ }
+ }
+
+private:
+ const int fWidth;
+ const int fHeight;
+};
+
+#endif
diff --git a/src/gpu/SkGr.cpp b/src/gpu/SkGr.cpp
index d844496..3c3f3e8 100644
--- a/src/gpu/SkGr.cpp
+++ b/src/gpu/SkGr.cpp
@@ -5,13 +5,13 @@
* found in the LICENSE file.
*/
-#include "GrTextureMaker.h"
#include "SkGr.h"
#include "GrCaps.h"
#include "GrContext.h"
-#include "GrDrawContext.h"
+#include "GrTextureParamsAdjuster.h"
+#include "GrGpuResourcePriv.h"
#include "GrXferProcessor.h"
#include "GrYUVProvider.h"
@@ -48,64 +48,17 @@
return desc;
}
-static void get_stretch(const GrCaps& caps, int width, int height,
- const GrTextureParams& params, SkGrStretch* stretch) {
- stretch->fType = SkGrStretch::kNone_Type;
- bool doStretch = false;
- if (params.isTiled() && !caps.npotTextureTileSupport() &&
- (!SkIsPow2(width) || !SkIsPow2(height))) {
- doStretch = true;
- stretch->fWidth = GrNextPow2(SkTMax(width, caps.minTextureSize()));
- stretch->fHeight = GrNextPow2(SkTMax(height, caps.minTextureSize()));
- } else if (width < caps.minTextureSize() || height < caps.minTextureSize()) {
- // The small texture issues appear to be with tiling. Hence it seems ok to scale them
- // up using the GPU. If issues persist we may need to CPU-stretch.
- doStretch = true;
- stretch->fWidth = SkTMax(width, caps.minTextureSize());
- stretch->fHeight = SkTMax(height, caps.minTextureSize());
- }
- if (doStretch) {
- switch (params.filterMode()) {
- case GrTextureParams::kNone_FilterMode:
- stretch->fType = SkGrStretch::kNearest_Type;
- break;
- case GrTextureParams::kBilerp_FilterMode:
- case GrTextureParams::kMipMap_FilterMode:
- stretch->fType = SkGrStretch::kBilerp_Type;
- break;
- }
- } else {
- stretch->fWidth = -1;
- stretch->fHeight = -1;
- stretch->fType = SkGrStretch::kNone_Type;
- }
-}
-
-static void make_unstretched_key(GrUniqueKey* key, uint32_t imageID, const SkIRect& subset) {
- SkASSERT(SkIsU16(subset.width()));
- SkASSERT(SkIsU16(subset.height()));
-
- static const GrUniqueKey::Domain kDomain = GrUniqueKey::GenerateDomain();
- GrUniqueKey::Builder builder(key, kDomain, 4);
+void GrMakeKeyFromImageID(GrUniqueKey* key, uint32_t imageID, const SkIRect& imageBounds) {
+ SkASSERT(key);
+ SkASSERT(imageID);
+ SkASSERT(!imageBounds.isEmpty());
+ static const GrUniqueKey::Domain kImageIDDomain = GrUniqueKey::GenerateDomain();
+ GrUniqueKey::Builder builder(key, kImageIDDomain, 5);
builder[0] = imageID;
- builder[1] = subset.x();
- builder[2] = subset.y();
- builder[3] = subset.width() | (subset.height() << 16);
-}
-
-void GrMakeKeyFromImageID(GrUniqueKey* key, uint32_t imageID, const SkIRect& subset,
- const GrCaps& caps, const GrTextureParams& params) {
- SkGrStretch stretch;
- get_stretch(caps, subset.width(), subset.height(), params, &stretch);
- if (SkGrStretch::kNone_Type != stretch.fType) {
- GrUniqueKey tmpKey;
- make_unstretched_key(&tmpKey, imageID, subset);
- if (!GrMakeStretchedKey(tmpKey, stretch, key)) {
- *key = tmpKey;
- }
- } else {
- make_unstretched_key(key, imageID, subset);
- }
+ builder[1] = imageBounds.fLeft;
+ builder[2] = imageBounds.fTop;
+ builder[3] = imageBounds.fRight;
+ builder[4] = imageBounds.fBottom;
}
GrPixelConfig GrIsCompressedTextureDataSupported(GrContext* ctx, SkData* data,
@@ -150,16 +103,19 @@
return kUnknown_GrPixelConfig;
}
-/* Fill out buffer with the compressed format Ganesh expects from a colortable
- based bitmap. [palette (colortable) + indices].
+//////////////////////////////////////////////////////////////////////////////
- At the moment Ganesh only supports 8bit version. If Ganesh allowed we others
- we could detect that the colortable.count is <= 16, and then repack the
- indices as nibbles to save RAM, but it would take more time (i.e. a lot
- slower than memcpy), so skipping that for now.
-
- Ganesh wants a full 256 palette entry, even though Skia's ctable is only as big
- as the colortable.count says it is.
+/**
+ * Fill out buffer with the compressed format Ganesh expects from a colortable
+ * based bitmap. [palette (colortable) + indices].
+ *
+ * At the moment Ganesh only supports 8bit version. If Ganesh allowed we others
+ * we could detect that the colortable.count is <= 16, and then repack the
+ * indices as nibbles to save RAM, but it would take more time (i.e. a lot
+ * slower than memcpy), so skipping that for now.
+ *
+ * Ganesh wants a full 256 palette entry, even though Skia's ctable is only as big
+ * as the colortable.count says it is.
*/
static void build_index8_data(void* buffer, const SkBitmap& bitmap) {
SkASSERT(kIndex_8_SkColorType == bitmap.colorType());
@@ -207,130 +163,7 @@
}
}
-////////////////////////////////////////////////////////////////////////////////
-
-
-bool GrMakeStretchedKey(const GrUniqueKey& origKey, const SkGrStretch& stretch,
- GrUniqueKey* stretchedKey) {
- if (origKey.isValid() && SkGrStretch::kNone_Type != stretch.fType) {
- uint32_t width = SkToU16(stretch.fWidth);
- uint32_t height = SkToU16(stretch.fHeight);
- static const GrUniqueKey::Domain kDomain = GrUniqueKey::GenerateDomain();
- GrUniqueKey::Builder builder(stretchedKey, origKey, kDomain, 2);
- builder[0] = stretch.fType;
- builder[1] = width | (height << 16);
- builder.finish();
- return true;
- }
- SkASSERT(!stretchedKey->isValid());
- return false;
-}
-
-namespace {
-
-// When the SkPixelRef genID changes, invalidate a corresponding GrResource described by key.
-class BitmapInvalidator : public SkPixelRef::GenIDChangeListener {
-public:
- explicit BitmapInvalidator(const GrUniqueKey& key) : fMsg(key) {}
-private:
- GrUniqueKeyInvalidatedMessage fMsg;
-
- void onChange() override {
- SkMessageBus<GrUniqueKeyInvalidatedMessage>::Post(fMsg);
- }
-};
-
-} // namespace
-
-
-GrTexture* GrCreateTextureForPixels(GrContext* ctx,
- const GrUniqueKey& optionalKey,
- GrSurfaceDesc desc,
- SkPixelRef* pixelRefForInvalidationNotification,
- const void* pixels,
- size_t rowBytes) {
- GrTexture* result = ctx->textureProvider()->createTexture(desc, true, pixels, rowBytes);
- if (result && optionalKey.isValid()) {
- if (pixelRefForInvalidationNotification) {
- BitmapInvalidator* listener = new BitmapInvalidator(optionalKey);
- pixelRefForInvalidationNotification->addGenIDChangeListener(listener);
- }
- ctx->textureProvider()->assignUniqueKeyToTexture(optionalKey, result);
- }
- return result;
-}
-
-// creates a new texture that is the input texture scaled up. If optionalKey is valid it will be
-// set on the new texture. stretch controls whether the scaling is done using nearest or bilerp
-// filtering and the size to stretch the texture to.
-GrTexture* stretch_texture(GrTexture* inputTexture, const SkGrStretch& stretch,
- SkPixelRef* pixelRef,
- const GrUniqueKey& optionalKey) {
- SkASSERT(SkGrStretch::kNone_Type != stretch.fType);
-
- GrContext* context = inputTexture->getContext();
- SkASSERT(context);
- const GrCaps* caps = context->caps();
-
- // Either it's a cache miss or the original wasn't cached to begin with.
- GrSurfaceDesc rtDesc = inputTexture->desc();
- rtDesc.fFlags = rtDesc.fFlags | kRenderTarget_GrSurfaceFlag;
- rtDesc.fWidth = stretch.fWidth;
- rtDesc.fHeight = stretch.fHeight;
- rtDesc.fConfig = GrMakePixelConfigUncompressed(rtDesc.fConfig);
-
- // If the config isn't renderable try converting to either A8 or an 32 bit config. Otherwise,
- // fail.
- if (!caps->isConfigRenderable(rtDesc.fConfig, false)) {
- if (GrPixelConfigIsAlphaOnly(rtDesc.fConfig)) {
- if (caps->isConfigRenderable(kAlpha_8_GrPixelConfig, false)) {
- rtDesc.fConfig = kAlpha_8_GrPixelConfig;
- } else if (caps->isConfigRenderable(kSkia8888_GrPixelConfig, false)) {
- rtDesc.fConfig = kSkia8888_GrPixelConfig;
- } else {
- return nullptr;
- }
- } else if (kRGB_GrColorComponentFlags ==
- (kRGB_GrColorComponentFlags & GrPixelConfigComponentMask(rtDesc.fConfig))) {
- if (caps->isConfigRenderable(kSkia8888_GrPixelConfig, false)) {
- rtDesc.fConfig = kSkia8888_GrPixelConfig;
- } else {
- return nullptr;
- }
- } else {
- return nullptr;
- }
- }
-
- SkAutoTUnref<GrTexture> stretched(GrCreateTextureForPixels(context, optionalKey, rtDesc,
- pixelRef, nullptr,0));
- if (!stretched) {
- return nullptr;
- }
- GrPaint paint;
-
- // If filtering is not desired then we want to ensure all texels in the resampled image are
- // copies of texels from the original.
- GrTextureParams params(SkShader::kClamp_TileMode,
- SkGrStretch::kBilerp_Type == stretch.fType ?
- GrTextureParams::kBilerp_FilterMode :
- GrTextureParams::kNone_FilterMode);
- paint.addColorTextureProcessor(inputTexture, SkMatrix::I(), params);
-
- SkRect rect = SkRect::MakeWH(SkIntToScalar(rtDesc.fWidth), SkIntToScalar(rtDesc.fHeight));
- SkRect localRect = SkRect::MakeWH(1.f, 1.f);
-
- SkAutoTUnref<GrDrawContext> drawContext(context->drawContext(stretched->asRenderTarget()));
- if (!drawContext) {
- return nullptr;
- }
-
- drawContext->drawNonAARectToRect(GrClip::WideOpen(), paint, SkMatrix::I(), rect, localRect);
-
- return stretched.detach();
-}
-
-/*
+/**
* Once we have made SkImages handle all lazy/deferred/generated content, the YUV apis will
* be gone from SkPixelRef, and we can remove this subclass entirely.
*/
@@ -350,33 +183,22 @@
}
};
-static GrTexture* load_yuv_texture(GrContext* ctx, const GrUniqueKey& optionalKey,
- const SkBitmap& bm, const GrSurfaceDesc& desc) {
+static GrTexture* create_texture_from_yuv(GrContext* ctx, const SkBitmap& bm,
+ const GrSurfaceDesc& desc) {
// Subsets are not supported, the whole pixelRef is loaded when using YUV decoding
SkPixelRef* pixelRef = bm.pixelRef();
if ((nullptr == pixelRef) ||
- (pixelRef->info().width() != bm.info().width()) ||
+ (pixelRef->info().width() != bm.info().width()) ||
(pixelRef->info().height() != bm.info().height())) {
return nullptr;
}
- const bool useCache = optionalKey.isValid();
PixelRef_GrYUVProvider provider(pixelRef);
- GrTexture* texture = provider.refAsTexture(ctx, desc, useCache);
- if (!texture) {
- return nullptr;
- }
- if (useCache) {
- BitmapInvalidator* listener = new BitmapInvalidator(optionalKey);
- pixelRef->addGenIDChangeListener(listener);
- ctx->textureProvider()->assignUniqueKeyToTexture(optionalKey, texture);
- }
- return texture;
+ return provider.refAsTexture(ctx, desc, !bm.isVolatile());
}
-static GrTexture* load_etc1_texture(GrContext* ctx, const GrUniqueKey& optionalKey,
- const SkBitmap &bm, GrSurfaceDesc desc) {
+static GrTexture* load_etc1_texture(GrContext* ctx, const SkBitmap &bm, GrSurfaceDesc desc) {
SkAutoTUnref<SkData> data(bm.pixelRef()->refEncodedData());
if (!data) {
return nullptr;
@@ -389,19 +211,19 @@
return nullptr;
}
- return GrCreateTextureForPixels(ctx, optionalKey, desc, bm.pixelRef(), startOfTexData, 0);
+ return ctx->textureProvider()->createTexture(desc, true, startOfTexData, 0);
}
-static GrTexture* create_unstretched_bitmap_texture(GrContext* ctx,
- const SkBitmap& origBitmap,
- const GrUniqueKey& optionalKey) {
- if (origBitmap.width() < ctx->caps()->minTextureSize() ||
- origBitmap.height() < ctx->caps()->minTextureSize()) {
+GrTexture* GrUploadBitmapToTexture(GrContext* ctx, const SkBitmap& bmp) {
+ SkASSERT(!bmp.getTexture());
+
+ if (bmp.width() < ctx->caps()->minTextureSize() ||
+ bmp.height() < ctx->caps()->minTextureSize()) {
return nullptr;
}
- SkBitmap tmpBitmap;
- const SkBitmap* bitmap = &origBitmap;
+ SkBitmap tmpBitmap;
+ const SkBitmap* bitmap = &bmp;
GrSurfaceDesc desc = GrImageInfoToSurfaceDesc(bitmap->info());
const GrCaps* caps = ctx->caps();
@@ -411,14 +233,14 @@
size_t imageSize = GrCompressedFormatDataSize(kIndex_8_GrPixelConfig,
bitmap->width(), bitmap->height());
SkAutoMalloc storage(imageSize);
- build_index8_data(storage.get(), origBitmap);
+ build_index8_data(storage.get(), bmp);
// our compressed data will be trimmed, so pass width() for its
// "rowBytes", since they are the same now.
- return GrCreateTextureForPixels(ctx, optionalKey, desc, origBitmap.pixelRef(),
- storage.get(), bitmap->width());
+ return ctx->textureProvider()->createTexture(desc, true, storage.get(),
+ bitmap->width());
} else {
- origBitmap.copyTo(&tmpBitmap, kN32_SkColorType);
+ bmp.copyTo(&tmpBitmap, kN32_SkColorType);
// now bitmap points to our temp, which has been promoted to 32bits
bitmap = &tmpBitmap;
desc.fConfig = SkImageInfo2GrPixelConfig(bitmap->info());
@@ -428,13 +250,16 @@
// compressed data on 'refEncodedData' and upload it. Probably not good, since if
// the bitmap has available pixels, then they might not be what the decompressed
// data is.
- GrTexture *texture = load_etc1_texture(ctx, optionalKey, *bitmap, desc);
+
+ // Really?? We aren't doing this with YUV.
+
+ GrTexture *texture = load_etc1_texture(ctx, *bitmap, desc);
if (texture) {
return texture;
}
}
- GrTexture *texture = load_yuv_texture(ctx, optionalKey, *bitmap, desc);
+ GrTexture *texture = create_texture_from_yuv(ctx, *bitmap, desc);
if (texture) {
return texture;
}
@@ -444,83 +269,92 @@
return nullptr;
}
- return GrCreateTextureForPixels(ctx, optionalKey, desc, origBitmap.pixelRef(),
- bitmap->getPixels(), bitmap->rowBytes());
+ return ctx->textureProvider()->createTexture(desc, true, bitmap->getPixels(),
+ bitmap->rowBytes());
}
-static SkBitmap stretch_on_cpu(const SkBitmap& bmp, const SkGrStretch& stretch) {
- SkBitmap stretched;
- stretched.allocN32Pixels(stretch.fWidth, stretch.fHeight);
- SkCanvas canvas(stretched);
- SkPaint paint;
- switch (stretch.fType) {
- case SkGrStretch::kNearest_Type:
- paint.setFilterQuality(kNone_SkFilterQuality);
- break;
- case SkGrStretch::kBilerp_Type:
- paint.setFilterQuality(kLow_SkFilterQuality);
- break;
- case SkGrStretch::kNone_Type:
- SkDEBUGFAIL("Shouldn't get here.");
- break;
- }
- SkRect dstRect = SkRect::MakeWH(SkIntToScalar(stretch.fWidth), SkIntToScalar(stretch.fHeight));
- canvas.drawBitmapRect(bmp, dstRect, &paint);
- return stretched;
-}
-class Bitmap_GrTextureMaker : public GrTextureMaker {
+////////////////////////////////////////////////////////////////////////////////
+
+class Bitmap_GrTextureParamsAdjuster : public GrTextureParamsAdjuster {
public:
- Bitmap_GrTextureMaker(const SkBitmap& bitmap)
+ Bitmap_GrTextureParamsAdjuster(const SkBitmap& bitmap)
: INHERITED(bitmap.width(), bitmap.height())
, fBitmap(bitmap)
- {}
+ {
+ if (!bitmap.isVolatile()) {
+ SkIPoint origin = bitmap.pixelRefOrigin();
+ SkIRect subset = SkIRect::MakeXYWH(origin.fX, origin.fY, bitmap.width(),
+ bitmap.height());
+ GrMakeKeyFromImageID(&fOriginalKey, bitmap.pixelRef()->getGenerationID(), subset);
+ }
+ }
protected:
- GrTexture* onRefUnstretchedTexture(GrContext* ctx) override {
+ GrTexture* peekOriginalTexture() override { return fBitmap.getTexture(); }
+
+ GrTexture* refOriginalTexture(GrContext* ctx) override {
GrTexture* tex = fBitmap.getTexture();
if (tex) {
return SkRef(tex);
}
- GrUniqueKey unstretchedKey;
- make_unstretched_key(&unstretchedKey, fBitmap.getGenerationID(), fBitmap.getSubset());
-
- GrTexture* result = ctx->textureProvider()->findAndRefTextureByUniqueKey(unstretchedKey);
- if (result) {
- return result;
- }
- return create_unstretched_bitmap_texture(ctx, fBitmap, unstretchedKey);
- }
-
- bool onMakeStretchedKey(const SkGrStretch& stretch, GrUniqueKey* stretchedKey) override {
- if (fBitmap.isVolatile()) {
- return false;
+ if (fOriginalKey.isValid()) {
+ tex = ctx->textureProvider()->findAndRefTextureByUniqueKey(fOriginalKey);
+ if (tex) {
+ return tex;
+ }
}
- GrUniqueKey unstretchedKey;
- make_unstretched_key(&unstretchedKey, fBitmap.getGenerationID(), fBitmap.getSubset());
- return GrMakeStretchedKey(unstretchedKey, stretch, stretchedKey);
+ tex = GrUploadBitmapToTexture(ctx, fBitmap);
+ if (tex && fOriginalKey.isValid()) {
+ tex->resourcePriv().setUniqueKey(fOriginalKey);
+ InstallInvalidator(fOriginalKey, fBitmap.pixelRef());
+ }
+ return tex;
}
- void onNotifyStretchCached(const GrUniqueKey& stretchedKey) override {
- fBitmap.pixelRef()->addGenIDChangeListener(new BitmapInvalidator(stretchedKey));
+ void makeCopyKey(const CopyParams& copyParams, GrUniqueKey* copyKey) override {
+ if (fOriginalKey.isValid()) {
+ MakeCopyKeyFromOrigKey(fOriginalKey, copyParams, copyKey);
+ }
}
- bool onGetROBitmap(SkBitmap* bitmap) override {
+ void didCacheCopy(const GrUniqueKey& copyKey) override {
+ InstallInvalidator(copyKey, fBitmap.pixelRef());
+ }
+
+ bool getROBitmap(SkBitmap* bitmap) override {
+ SkASSERT(!fBitmap.getTexture());
*bitmap = fBitmap;
return true;
}
private:
- const SkBitmap fBitmap;
+ static void InstallInvalidator(const GrUniqueKey& key, SkPixelRef* pixelRef) {
+ class Invalidator : public SkPixelRef::GenIDChangeListener {
+ public:
+ explicit Invalidator(const GrUniqueKey& key) : fMsg(key) {}
+ private:
+ GrUniqueKeyInvalidatedMessage fMsg;
- typedef GrTextureMaker INHERITED;
+ void onChange() override {
+ SkMessageBus<GrUniqueKeyInvalidatedMessage>::Post(fMsg);
+ }
+ };
+ Invalidator* listener = new Invalidator(key);
+ pixelRef->addGenIDChangeListener(listener);
+ }
+
+ const SkBitmap fBitmap;
+ GrUniqueKey fOriginalKey;
+
+ typedef GrTextureParamsAdjuster INHERITED;
};
GrTexture* GrRefCachedBitmapTexture(GrContext* ctx, const SkBitmap& bitmap,
const GrTextureParams& params) {
- return Bitmap_GrTextureMaker(bitmap).refCachedTexture(ctx, params);
+ return Bitmap_GrTextureParamsAdjuster(bitmap).refTextureForParams(ctx, params);
}
///////////////////////////////////////////////////////////////////////////////
@@ -592,7 +426,6 @@
return true;
}
-
////////////////////////////////////////////////////////////////////////////////////////////////
static inline bool blend_requires_shader(const SkXfermode::Mode mode, bool primitiveIsSrc) {
@@ -842,54 +675,3 @@
}
return textureFilterMode;
}
-
-////////////////////////////////////////////////////////////////////////////////////////////////
-
-GrTexture* GrTextureMaker::refCachedTexture(GrContext* ctx, const GrTextureParams& params) {
- SkGrStretch stretch;
- get_stretch(*ctx->caps(), this->width(), this->height(), params, &stretch);
-
- if (SkGrStretch::kNone_Type == stretch.fType) {
- return this->onRefUnstretchedTexture(ctx);
- }
-
- GrUniqueKey stretchedKey;
- if (this->onMakeStretchedKey(stretch, &stretchedKey)) {
- GrTexture* result = ctx->textureProvider()->findAndRefTextureByUniqueKey(stretchedKey);
- if (result) {
- return result;
- }
- }
-
- GrTexture* result = this->onGenerateStretchedTexture(ctx, stretch);
- if (!result) {
- return nullptr;
- }
-
- if (stretchedKey.isValid()) {
- ctx->textureProvider()->assignUniqueKeyToTexture(stretchedKey, result);
- this->onNotifyStretchCached(stretchedKey);
- }
- return result;
-}
-
-GrTexture* GrTextureMaker::onGenerateStretchedTexture(GrContext* ctx, const SkGrStretch& stretch) {
- if (this->width() < ctx->caps()->minTextureSize() ||
- this->height() < ctx->caps()->minTextureSize())
- {
- // we can't trust our ability to use HW to perform the stretch, so we request
- // a raster instead, and perform the stretch on the CPU.
- SkBitmap bitmap;
- if (!this->onGetROBitmap(&bitmap)) {
- return nullptr;
- }
- SkBitmap stretchedBmp = stretch_on_cpu(bitmap, stretch);
- return create_unstretched_bitmap_texture(ctx, stretchedBmp, GrUniqueKey());
- } else {
- SkAutoTUnref<GrTexture> unstretched(this->onRefUnstretchedTexture(ctx));
- if (!unstretched) {
- return nullptr;
- }
- return stretch_texture(unstretched, stretch, nullptr, GrUniqueKey());
- }
-}
diff --git a/src/gpu/SkGrPriv.h b/src/gpu/SkGrPriv.h
index c92e580..5935309 100644
--- a/src/gpu/SkGrPriv.h
+++ b/src/gpu/SkGrPriv.h
@@ -26,34 +26,18 @@
class SkPixelRef;
struct SkIRect;
-struct SkGrStretch {
- enum Type {
- kNone_Type,
- kBilerp_Type,
- kNearest_Type
- } fType;
- int fWidth;
- int fHeight;
-};
-
/**
* Our key includes the offset, width, and height so that bitmaps created by extractSubset()
* are unique.
*
- * The imageID is in the shared namespace (see SkNextID::ImageID()
+ * The imageID is in the shared namespace (see SkNextID::ImageID())
* - SkBitmap/SkPixelRef
* - SkImage
* - SkImageGenerator
*
* Note: width/height must fit in 16bits for this impl.
*/
-void GrMakeKeyFromImageID(GrUniqueKey* key, uint32_t imageID, const SkIRect& imageBounds,
- const GrCaps&, const GrTextureParams&);
-
-/**
- * Given an "unstretched" key, and a stretch rec, produce a stretched key.
- */
-bool GrMakeStretchedKey(const GrUniqueKey& origKey, const SkGrStretch&, GrUniqueKey* stretchedKey);
+void GrMakeKeyFromImageID(GrUniqueKey* key, uint32_t imageID, const SkIRect& imageBounds);
/** Converts an SkPaint to a GrPaint for a given GrContext. The matrix is required in order
to convert the SkShader (if any) on the SkPaint. The primitive itself has no color. */
@@ -103,21 +87,24 @@
bool GrPixelConfig2ColorAndProfileType(GrPixelConfig, SkColorType*, SkColorProfileType*);
/**
-* If the compressed data in the SkData is supported (as a texture format, this returns
-* the pixel-config that should be used, and sets outStartOfDataToUpload to the ptr into
-* the data where the actual raw data starts (skipping any header bytes).
-*
-* If the compressed data is not supported, this returns kUnknown_GrPixelConfig, and
-* ignores outStartOfDataToUpload.
-*/
+ * If the compressed data in the SkData is supported (as a texture format, this returns
+ * the pixel-config that should be used, and sets outStartOfDataToUpload to the ptr into
+ * the data where the actual raw data starts (skipping any header bytes).
+ *
+ * If the compressed data is not supported, this returns kUnknown_GrPixelConfig, and
+ * ignores outStartOfDataToUpload.
+ */
GrPixelConfig GrIsCompressedTextureDataSupported(GrContext* ctx, SkData* data,
int expectedW, int expectedH,
const void** outStartOfDataToUpload);
-GrTexture* GrCreateTextureForPixels(GrContext*, const GrUniqueKey& optionalKey, GrSurfaceDesc,
- SkPixelRef* pixelRefForInvalidationNotificationOrNull,
- const void* pixels, size_t rowBytesOrZero);
+/**
+ * Creates a new texture for the bitmap. Does not concern itself with cache keys or texture params.
+ * The bitmap must have CPU-accessible pixels. Attempts to take advantage of faster paths for
+ * compressed textures and yuv planes.
+ */
+GrTexture* GrUploadBitmapToTexture(GrContext*, const SkBitmap&);
//////////////////////////////////////////////////////////////////////////////
diff --git a/src/image/SkImage_Gpu.cpp b/src/image/SkImage_Gpu.cpp
index ed9ecff..46196ca 100644
--- a/src/image/SkImage_Gpu.cpp
+++ b/src/image/SkImage_Gpu.cpp
@@ -10,7 +10,7 @@
#include "GrCaps.h"
#include "GrContext.h"
#include "GrDrawContext.h"
-#include "GrTextureMaker.h"
+#include "GrTextureParamsAdjuster.h"
#include "effects/GrYUVtoRGBEffect.h"
#include "SkCanvas.h"
#include "SkGpuDevice.h"
@@ -64,56 +64,53 @@
return true;
}
-static void make_raw_texture_stretched_key(uint32_t imageID, const SkGrStretch& stretch,
+static void make_raw_texture_stretched_key(uint32_t imageID,
+ const GrTextureParamsAdjuster::CopyParams& params,
GrUniqueKey* stretchedKey) {
- SkASSERT(SkGrStretch::kNone_Type != stretch.fType);
-
- uint32_t width = SkToU16(stretch.fWidth);
- uint32_t height = SkToU16(stretch.fHeight);
-
static const GrUniqueKey::Domain kDomain = GrUniqueKey::GenerateDomain();
- GrUniqueKey::Builder builder(stretchedKey, kDomain, 3);
+ GrUniqueKey::Builder builder(stretchedKey, kDomain, 4);
builder[0] = imageID;
- builder[1] = stretch.fType;
- builder[2] = width | (height << 16);
- builder.finish();
+ builder[1] = params.fFilter;
+ builder[2] = params.fWidth;
+ builder[3] = params.fHeight;
}
-class Texture_GrTextureMaker : public GrTextureMaker {
+class Texture_GrTextureParamsAdjuster : public GrTextureParamsAdjuster {
public:
- Texture_GrTextureMaker(const SkImage* image, GrTexture* unstretched)
+ Texture_GrTextureParamsAdjuster(const SkImage* image, GrTexture* unstretched)
: INHERITED(image->width(), image->height())
, fImage(image)
- , fUnstretched(unstretched)
+ , fOriginal(unstretched)
{}
protected:
- GrTexture* onRefUnstretchedTexture(GrContext* ctx) override {
- return SkRef(fUnstretched);
+ GrTexture* peekOriginalTexture() override { return fOriginal; }
+
+ GrTexture* refOriginalTexture(GrContext* ctx) override {
+ return SkRef(fOriginal);
}
- bool onMakeStretchedKey(const SkGrStretch& stretch, GrUniqueKey* stretchedKey) override {
- make_raw_texture_stretched_key(fImage->uniqueID(), stretch, stretchedKey);
- return stretchedKey->isValid();
+ void makeCopyKey(const CopyParams& copyParams, GrUniqueKey* copyKey) override {
+ make_raw_texture_stretched_key(fImage->uniqueID(), copyParams, copyKey);
}
- void onNotifyStretchCached(const GrUniqueKey& stretchedKey) override {
+ void didCacheCopy(const GrUniqueKey& copyKey) override {
as_IB(fImage)->notifyAddedToCache();
}
- bool onGetROBitmap(SkBitmap* bitmap) override {
+ bool getROBitmap(SkBitmap* bitmap) override {
return as_IB(fImage)->getROPixels(bitmap);
}
private:
const SkImage* fImage;
- GrTexture* fUnstretched;
+ GrTexture* fOriginal;
- typedef GrTextureMaker INHERITED;
+ typedef GrTextureParamsAdjuster INHERITED;
};
GrTexture* SkImage_Gpu::asTextureRef(GrContext* ctx, const GrTextureParams& params) const {
- return Texture_GrTextureMaker(this, fTexture).refCachedTexture(ctx, params);
+ return Texture_GrTextureParamsAdjuster(this, fTexture).refTextureForParams(ctx, params);
}
bool SkImage_Gpu::isOpaque() const {
diff --git a/src/image/SkImage_Raster.cpp b/src/image/SkImage_Raster.cpp
index b78818d..9c90ba9 100644
--- a/src/image/SkImage_Raster.cpp
+++ b/src/image/SkImage_Raster.cpp
@@ -173,20 +173,6 @@
return nullptr;
}
- // textures (at least the texture-key) only support 16bit dimensions, so abort early
- // if we're too big.
- if (fBitmap.width() > 0xFFFF || fBitmap.height() > 0xFFFF) {
- return nullptr;
- }
-
- GrUniqueKey key;
- GrMakeKeyFromImageID(&key, fBitmap.getGenerationID(),
- SkIRect::MakeWH(fBitmap.width(), fBitmap.height()),
- *ctx->caps(), params);
-
- if (GrTexture* tex = ctx->textureProvider()->findAndRefTextureByUniqueKey(key)) {
- return tex;
- }
return GrRefCachedBitmapTexture(ctx, fBitmap, params);
#endif