diff options
Diffstat (limited to 'src/gpu')
-rw-r--r-- | src/gpu/GrPictureUtils.cpp | 43 | ||||
-rw-r--r-- | src/gpu/GrPictureUtils.h | 23 | ||||
-rw-r--r-- | src/gpu/SkGpuDevice.cpp | 49 |
3 files changed, 64 insertions, 51 deletions
diff --git a/src/gpu/GrPictureUtils.cpp b/src/gpu/GrPictureUtils.cpp index e8c3b504cf..d8e4161c9f 100644 --- a/src/gpu/GrPictureUtils.cpp +++ b/src/gpu/GrPictureUtils.cpp @@ -7,6 +7,8 @@ #include "GrPictureUtils.h" #include "SkDevice.h" +#include "SkDraw.h" +#include "SkPaintPriv.h" // The GrGather device performs GPU-backend-specific preprocessing on // a picture. The results are stored in a GPUAccelData. @@ -20,12 +22,17 @@ class GrGatherDevice : public SkBaseDevice { public: SK_DECLARE_INST_COUNT(GrGatherDevice) - GrGatherDevice(int width, int height, SkPicture* picture, GPUAccelData* accelData) { + GrGatherDevice(int width, int height, SkPicture* picture, GPUAccelData* accelData, + int saveLayerDepth) { fPicture = picture; + fSaveLayerDepth = saveLayerDepth; + fInfo.fValid = true; fInfo.fSize.set(width, height); + fInfo.fPaint = NULL; fInfo.fSaveLayerOpID = fPicture->EXPERIMENTAL_curOpID(); fInfo.fRestoreOpID = 0; fInfo.fHasNestedLayers = false; + fInfo.fIsNested = (2 == fSaveLayerDepth); fEmptyBitmap.setConfig(SkImageInfo::Make(fInfo.fSize.fWidth, fInfo.fSize.fHeight, @@ -110,7 +117,8 @@ protected: const SkPaint& paint) SK_OVERRIDE { } virtual void drawDevice(const SkDraw& draw, SkBaseDevice* deviceIn, int x, int y, - const SkPaint&) SK_OVERRIDE { + const SkPaint& paint) SK_OVERRIDE { + // deviceIn is the one that is being "restored" back to its parent GrGatherDevice* device = static_cast<GrGatherDevice*>(deviceIn); if (device->fAlreadyDrawn) { @@ -118,6 +126,29 @@ protected: } device->fInfo.fRestoreOpID = fPicture->EXPERIMENTAL_curOpID(); + device->fInfo.fCTM = *draw.fMatrix; + device->fInfo.fCTM.postTranslate(SkIntToScalar(-device->getOrigin().fX), + SkIntToScalar(-device->getOrigin().fY)); + + // We need the x & y values that will yield 'getOrigin' when transformed + // by 'draw.fMatrix'. + device->fInfo.fOffset.iset(device->getOrigin()); + + SkMatrix invMatrix; + if (draw.fMatrix->invert(&invMatrix)) { + invMatrix.mapPoints(&device->fInfo.fOffset, 1); + } else { + device->fInfo.fValid = false; + } + + if (NeedsDeepCopy(paint)) { + // This NULL acts as a signal that the paint was uncopyable (for now) + device->fInfo.fPaint = NULL; + device->fInfo.fValid = false; + } else { + device->fInfo.fPaint = SkNEW_ARGS(SkPaint, (paint)); + } + fAccelData->addSaveLayerInfo(device->fInfo); device->fAlreadyDrawn = true; } @@ -158,6 +189,9 @@ private: // The information regarding the saveLayer call this device represents. GPUAccelData::SaveLayerInfo fInfo; + // The depth of this device in the saveLayer stack + int fSaveLayerDepth; + virtual void replaceBitmapBackendForRasterSurface(const SkBitmap&) SK_OVERRIDE { NotSupported(); } @@ -167,7 +201,8 @@ private: SkASSERT(kSaveLayer_Usage == usage); fInfo.fHasNestedLayers = true; - return SkNEW_ARGS(GrGatherDevice, (info.width(), info.height(), fPicture, fAccelData)); + return SkNEW_ARGS(GrGatherDevice, (info.width(), info.height(), fPicture, + fAccelData, fSaveLayerDepth+1)); } virtual void flush() SK_OVERRIDE {} @@ -239,7 +274,7 @@ void GatherGPUInfo(SkPicture* pict, GPUAccelData* accelData) { return ; } - GrGatherDevice device(pict->width(), pict->height(), pict, accelData); + GrGatherDevice device(pict->width(), pict->height(), pict, accelData, 0); GrGatherCanvas canvas(&device, pict); canvas.gather(); diff --git a/src/gpu/GrPictureUtils.h b/src/gpu/GrPictureUtils.h index 6b4d901cc1..5ca41320e3 100644 --- a/src/gpu/GrPictureUtils.h +++ b/src/gpu/GrPictureUtils.h @@ -17,8 +17,21 @@ class GPUAccelData : public SkPicture::AccelData { public: // Information about a given saveLayer in an SkPicture struct SaveLayerInfo { + // True if the SaveLayerInfo is valid. False if either 'fOffset' is + // invalid (due to a non-invertible CTM) or 'fPaint' is NULL (due + // to a non-copyable paint). + bool fValid; // The size of the saveLayer SkISize fSize; + // The CTM in which this layer's draws must occur. It already incorporates + // the translation needed to map the layer's top-left point to the origin. + SkMatrix fCTM; + // The offset that needs to be passed to drawBitmap to correctly + // position the pre-rendered layer. + SkPoint fOffset; + // The paint to use on restore. NULL if the paint was not copyable (and + // thus that this layer should not be pulled forward). + const SkPaint* fPaint; // The ID of this saveLayer in the picture. 0 is an invalid ID. size_t fSaveLayerOpID; // The ID of the matching restore in the picture. 0 is an invalid ID. @@ -26,6 +39,8 @@ public: // True if this saveLayer has at least one other saveLayer nested within it. // False otherwise. bool fHasNestedLayers; + // True if this saveLayer is nested within another. False otherwise. + bool fIsNested; }; GPUAccelData(Key key) : INHERITED(key) { } @@ -43,6 +58,14 @@ public: return fSaveLayerInfo[index]; } + // We may, in the future, need to pass in the GPUDevice in order to + // incorporate the clip and matrix state into the key + static SkPicture::AccelData::Key ComputeAccelDataKey() { + static const SkPicture::AccelData::Key gGPUID = SkPicture::AccelData::GenerateDomain(); + + return gGPUID; + } + protected: SkTDArray<SaveLayerInfo> fSaveLayerInfo; diff --git a/src/gpu/SkGpuDevice.cpp b/src/gpu/SkGpuDevice.cpp index 714a6da65d..3119a9e7e3 100644 --- a/src/gpu/SkGpuDevice.cpp +++ b/src/gpu/SkGpuDevice.cpp @@ -1910,16 +1910,8 @@ SkSurface* SkGpuDevice::newSurface(const SkImageInfo& info) { return SkSurface::NewRenderTarget(fContext, info, fRenderTarget->numSamples()); } -// In the future this may not be a static method if we need to incorporate the -// clip and matrix state into the key -SkPicture::AccelData::Key SkGpuDevice::ComputeAccelDataKey() { - static const SkPicture::AccelData::Key gGPUID = SkPicture::AccelData::GenerateDomain(); - - return gGPUID; -} - void SkGpuDevice::EXPERIMENTAL_optimize(SkPicture* picture) { - SkPicture::AccelData::Key key = ComputeAccelDataKey(); + SkPicture::AccelData::Key key = GPUAccelData::ComputeAccelDataKey(); GPUAccelData* data = SkNEW_ARGS(GPUAccelData, (key)); @@ -1934,7 +1926,7 @@ void SkGpuDevice::EXPERIMENTAL_purge(SkPicture* picture) { bool SkGpuDevice::EXPERIMENTAL_drawPicture(SkCanvas* canvas, SkPicture* picture) { - SkPicture::AccelData::Key key = ComputeAccelDataKey(); + SkPicture::AccelData::Key key = GPUAccelData::ComputeAccelDataKey(); const SkPicture::AccelData* data = picture->EXPERIMENTAL_getAccelData(key); if (NULL == data) { @@ -1943,27 +1935,6 @@ bool SkGpuDevice::EXPERIMENTAL_drawPicture(SkCanvas* canvas, SkPicture* picture) const GPUAccelData *gpuData = static_cast<const GPUAccelData*>(data); -//#define SK_PRINT_PULL_FORWARD_INFO 1 - -#ifdef SK_PRINT_PULL_FORWARD_INFO - static bool gPrintedAccelData = false; - - if (!gPrintedAccelData) { - for (int i = 0; i < gpuData->numSaveLayers(); ++i) { - const GPUAccelData::SaveLayerInfo& info = gpuData->saveLayerInfo(i); - - SkDebugf("%d: Width: %d Height: %d SL: %d R: %d hasNestedLayers: %s\n", - i, - info.fSize.fWidth, - info.fSize.fHeight, - info.fSaveLayerOpID, - info.fRestoreOpID, - info.fHasNestedLayers ? "T" : "F"); - } - gPrintedAccelData = true; - } -#endif - SkAutoTArray<bool> pullForward(gpuData->numSaveLayers()); for (int i = 0; i < gpuData->numSaveLayers(); ++i) { pullForward[i] = false; @@ -1984,10 +1955,6 @@ bool SkGpuDevice::EXPERIMENTAL_drawPicture(SkCanvas* canvas, SkPicture* picture) const SkPicture::OperationList& ops = picture->EXPERIMENTAL_getActiveOps(clip); -#ifdef SK_PRINT_PULL_FORWARD_INFO - SkDebugf("rect: %d %d %d %d\n", clip.fLeft, clip.fTop, clip.fRight, clip.fBottom); -#endif - for (int i = 0; i < ops.numOps(); ++i) { for (int j = 0; j < gpuData->numSaveLayers(); ++j) { const GPUAccelData::SaveLayerInfo& info = gpuData->saveLayerInfo(j); @@ -1998,17 +1965,5 @@ bool SkGpuDevice::EXPERIMENTAL_drawPicture(SkCanvas* canvas, SkPicture* picture) } } -#ifdef SK_PRINT_PULL_FORWARD_INFO - SkDebugf("Need SaveLayers: "); - for (int i = 0; i < gpuData->numSaveLayers(); ++i) { - if (pullForward[i]) { - const GrCachedLayer* layer = fContext->getLayerCache()->findLayerOrCreate(picture, i); - - SkDebugf("%d (%d), ", i, layer->layerID()); - } - } - SkDebugf("\n"); -#endif - return false; } |