Revert ""Revert of eliminate config param -- it was always self's config (https://codereview.chromium.org/246513002/)"""
This reverts commit 3dbceb4f8283b2fb1728d0daf010d036099a2eae. BUG=skia: R=bsalomon@google.com, robertphillips@google.com Author: reed@google.com Review URL: https://codereview.chromium.org/291163005 git-svn-id: http://skia.googlecode.com/svn/trunk@14806 2bbb7eff-a529-9590-31e7-b0007b416f81
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@ -223,14 +223,13 @@ public:
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/**
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* Makes a deep copy of this PixelRef, respecting the requested config.
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* @param config Desired config.
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* @param subset Subset of this PixelRef to copy. Must be fully contained within the bounds of
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* of this PixelRef.
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* @return A new SkPixelRef, or NULL if either there is an error (e.g. the destination could
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* not be created with the given config), or this PixelRef does not support deep
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* copies.
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*/
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virtual SkPixelRef* deepCopy(SkBitmap::Config config, const SkIRect* subset = NULL) {
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virtual SkPixelRef* deepCopy(const SkIRect* subset = NULL) {
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return NULL;
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}
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@ -56,7 +56,7 @@ public:
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protected:
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// overrides from SkPixelRef
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virtual bool onReadPixels(SkBitmap* dst, const SkIRect* subset) SK_OVERRIDE;
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virtual SkPixelRef* deepCopy(SkBitmap::Config dstConfig, const SkIRect* subset) SK_OVERRIDE;
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virtual SkPixelRef* deepCopy(const SkIRect* subset) SK_OVERRIDE;
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private:
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GrSurface* fSurface;
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@ -315,7 +315,14 @@ SkPixelRef* SkBitmap::setPixelRef(SkPixelRef* pr, int dx, int dy) {
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const SkImageInfo& prInfo = pr->info();
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SkASSERT(info.fWidth <= prInfo.fWidth);
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SkASSERT(info.fHeight <= prInfo.fHeight);
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SkASSERT(info.fColorType == prInfo.fColorType);
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// We can't always assert that the two colortypes are the same, since ganesh is free
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// to change the 32bit swizzles as needed (e.g. RGBA <--> BGRA), so we have a softer
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// check.
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//
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// TODO: perhaps setPixelRef should just overwrite the values in the the bitmap anyway.
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if (info.fColorType != prInfo.fColorType) {
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SkASSERT(4 == info.bytesPerPixel() && 4 == prInfo.bytesPerPixel());
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}
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switch (prInfo.fAlphaType) {
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case kIgnore_SkAlphaType:
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SkASSERT(fInfo.fAlphaType == kIgnore_SkAlphaType);
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@ -885,7 +892,7 @@ bool SkBitmap::extractSubset(SkBitmap* result, const SkIRect& subset) const {
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if (fPixelRef->getTexture() != NULL) {
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// Do a deep copy
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SkPixelRef* pixelRef = fPixelRef->deepCopy(this->config(), &subset);
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SkPixelRef* pixelRef = fPixelRef->deepCopy(&subset);
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if (pixelRef != NULL) {
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SkBitmap dst;
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dst.setConfig(this->config(), subset.width(), subset.height(), 0,
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@ -1085,8 +1092,7 @@ bool SkBitmap::copyTo(SkBitmap* dst, SkColorType dstColorType,
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}
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bool SkBitmap::deepCopyTo(SkBitmap* dst) const {
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const SkBitmap::Config dstConfig = this->config();
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const SkColorType dstCT = SkBitmapConfigToColorType(dstConfig);
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const SkColorType dstCT = this->colorType();
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if (!this->canCopyTo(dstCT)) {
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return false;
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@ -1095,27 +1101,13 @@ bool SkBitmap::deepCopyTo(SkBitmap* dst) const {
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// If we have a PixelRef, and it supports deep copy, use it.
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// Currently supported only by texture-backed bitmaps.
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if (fPixelRef) {
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SkPixelRef* pixelRef = fPixelRef->deepCopy(dstConfig);
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if (pixelRef) {
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uint32_t rowBytes;
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if (this->colorType() == dstCT) {
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// Since there is no subset to pass to deepCopy, and deepCopy
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// succeeded, the new pixel ref must be identical.
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SkASSERT(fPixelRef->info() == pixelRef->info());
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pixelRef->cloneGenID(*fPixelRef);
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// Use the same rowBytes as the original.
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rowBytes = fRowBytes;
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} else {
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// With the new config, an appropriate fRowBytes will be computed by setConfig.
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rowBytes = 0;
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}
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SkImageInfo info = fInfo;
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info.fColorType = dstCT;
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if (!dst->setConfig(info, rowBytes)) {
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SkAutoTUnref<SkPixelRef> pixelRef(fPixelRef->deepCopy());
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if (pixelRef.get()) {
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pixelRef->cloneGenID(*fPixelRef);
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if (!dst->setConfig(pixelRef->info(), fRowBytes)) {
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return false;
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}
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dst->setPixelRef(pixelRef, fPixelRefOrigin)->unref();
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dst->setPixelRef(pixelRef, fPixelRefOrigin);
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return true;
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}
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}
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@ -51,8 +51,7 @@ bool SkROLockPixelsPixelRef::onLockPixelsAreWritable() const {
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///////////////////////////////////////////////////////////////////////////////
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static SkGrPixelRef* copyToTexturePixelRef(GrTexture* texture, SkBitmap::Config dstConfig,
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const SkIRect* subset) {
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static SkGrPixelRef* copyToTexturePixelRef(GrTexture* texture, const SkIRect* subset) {
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if (NULL == texture) {
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return NULL;
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}
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@ -77,7 +76,7 @@ static SkGrPixelRef* copyToTexturePixelRef(GrTexture* texture, SkBitmap::Config
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topLeft = NULL;
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}
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desc.fFlags = kRenderTarget_GrTextureFlagBit | kNoStencil_GrTextureFlagBit;
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desc.fConfig = SkBitmapConfig2GrPixelConfig(dstConfig);
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desc.fConfig = texture->config();
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SkImageInfo info;
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if (!GrPixelConfig2ColorType(desc.fConfig, &info.fColorType)) {
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@ -152,7 +151,7 @@ GrTexture* SkGrPixelRef::getTexture() {
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return NULL;
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}
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SkPixelRef* SkGrPixelRef::deepCopy(SkBitmap::Config dstConfig, const SkIRect* subset) {
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SkPixelRef* SkGrPixelRef::deepCopy(const SkIRect* subset) {
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if (NULL == fSurface) {
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return NULL;
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}
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@ -163,7 +162,7 @@ SkPixelRef* SkGrPixelRef::deepCopy(SkBitmap::Config dstConfig, const SkIRect* su
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// a GrTexture owned elsewhere (e.g., SkGpuDevice), and cannot live
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// independently of that texture. Texture-backed pixel refs, on the other
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// hand, own their GrTextures, and are thus self-contained.
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return copyToTexturePixelRef(fSurface->asTexture(), dstConfig, subset);
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return copyToTexturePixelRef(fSurface->asTexture(), subset);
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}
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bool SkGrPixelRef::onReadPixels(SkBitmap* dst, const SkIRect* subset) {
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