Move ViewMatrix off of drawstate

src/gpu/GrContext.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrContext.h"
 
@@ skipping 297 matching lines @@
         // texels in the resampled image are copies of texels from
         // the original.
         GrTextureParams params(SkShader::kClamp_TileMode,
                                filter ? GrTextureParams::kBilerp_FilterMode :
                                         GrTextureParams::kNone_FilterMode);
         drawState.addColorTextureProcessor(clampedTexture, SkMatrix::I(), params);
 
         uint32_t flags = GrDefaultGeoProcFactory::kPosition_GPType |
                          GrDefaultGeoProcFactory::kLocalCoord_GPType;
         SkAutoTUnref<const GrGeometryProcessor> gp(
-                GrDefaultGeoProcFactory::Create(GrColor_WHITE, flags));
+                GrDefaultGeoProcFactory::Create(flags, GrColor_WHITE));
 
         GrDrawTarget::AutoReleaseGeometry arg(fDrawBuffer, 4, gp->getVertexStride(),  0);
         SkASSERT(gp->getVertexStride() == 2 * sizeof(SkPoint));
 
         if (arg.succeeded()) {
             SkPoint* verts = (SkPoint*) arg.vertices();
             verts[0].setIRectFan(0, 0, texture->width(), texture->height(), 2 * sizeof(SkPoint));
             verts[1].setIRectFan(0, 0, 1, 1, 2 * sizeof(SkPoint));
             fDrawBuffer->drawNonIndexed(&drawState, gp, kTriangleFan_GrPrimitiveType, 0, 4);
         }
@@ skipping 204 matching lines @@
 
 void GrContext::clear(const SkIRect* rect,
                       const GrColor color,
                       bool canIgnoreRect,
                       GrRenderTarget* renderTarget) {
     ASSERT_OWNED_RESOURCE(renderTarget);
     SkASSERT(renderTarget);
 
     AutoCheckFlush acf(this);
     GR_CREATE_TRACE_MARKER_CONTEXT("GrContext::clear", this);
-    GrDrawTarget* target = this->prepareToDraw(NULL, NULL, NULL, &acf);
+    GrDrawTarget* target = this->prepareToDraw(NULL, NULL, &acf);
     if (NULL == target) {
         return;
     }
     target->clear(rect, color, canIgnoreRect, renderTarget);
 }
 
 void GrContext::drawPaint(const GrPaint& origPaint, const SkMatrix& viewMatrix) {
     // set rect to be big enough to fill the space, but not super-huge, so we
     // don't overflow fixed-point implementations
     SkRect r;
@@ skipping 22 matching lines @@
         this->drawRect(*paint, viewMatrix, r);
     } else {
         SkMatrix localMatrix;
         if (!viewMatrix.invert(&localMatrix)) {
             SkDebugf("Could not invert matrix\n");
             return;
         }
 
         AutoCheckFlush acf(this);
         GrDrawState drawState;
-        GrDrawTarget* target = this->prepareToDraw(&drawState, paint, &SkMatrix::I(), &acf);
+        GrDrawTarget* target = this->prepareToDraw(&drawState, paint, &acf);
         if (NULL == target) {
             return;
         }
 
         GR_CREATE_TRACE_MARKER("GrContext::drawPaintWithPerspective", target);
-        target->drawRect(&drawState, paint->getColor(), r, NULL, &localMatrix);
+        target->drawRect(&drawState, paint->getColor(), SkMatrix::I(), r, NULL, &localMatrix);
     }
 }
 
 #ifdef SK_DEVELOPER
 void GrContext::dumpFontCache() const {
     fFontCache->dump();
 }
 #endif
 
 ////////////////////////////////////////////////////////////////////////////////
@@ skipping 82 matching lines @@
                          const GrStrokeInfo* strokeInfo) {
     if (strokeInfo && strokeInfo->isDashed()) {
         SkPath path;
         path.addRect(rect);
         this->drawPath(paint, viewMatrix, path, *strokeInfo);
         return;
     }
 
     AutoCheckFlush acf(this);
     GrDrawState drawState;
-    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &viewMatrix, &acf);
+    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &acf);
     if (NULL == target) {
         return;
     }
 
     GR_CREATE_TRACE_MARKER("GrContext::drawRect", target);
     SkScalar width = NULL == strokeInfo ? -1 : strokeInfo->getStrokeRec().getWidth();
-    SkMatrix matrix = drawState.getViewMatrix();
 
     // Check if this is a full RT draw and can be replaced with a clear. We don't bother checking
     // cases where the RT is fully inside a stroke.
     if (width < 0) {
         SkRect rtRect;
         drawState.getRenderTarget()->getBoundsRect(&rtRect);
         SkRect clipSpaceRTRect = rtRect;
         bool checkClip = false;
         if (this->getClip()) {
             checkClip = true;
             clipSpaceRTRect.offset(SkIntToScalar(this->getClip()->fOrigin.fX),
                                    SkIntToScalar(this->getClip()->fOrigin.fY));
         }
         // Does the clip contain the entire RT?
         if (!checkClip || target->getClip()->fClipStack->quickContains(clipSpaceRTRect)) {
             SkMatrix invM;
-            if (!matrix.invert(&invM)) {
+            if (!viewMatrix.invert(&invM)) {
                 return;
             }
             // Does the rect bound the RT?
             SkPoint srcSpaceRTQuad[4];
             invM.mapRectToQuad(srcSpaceRTQuad, rtRect);
             if (rect_contains_inclusive(rect, srcSpaceRTQuad[0]) &&
                 rect_contains_inclusive(rect, srcSpaceRTQuad[1]) &&
                 rect_contains_inclusive(rect, srcSpaceRTQuad[2]) &&
                 rect_contains_inclusive(rect, srcSpaceRTQuad[3])) {
                 // Will it blend?
                 GrColor clearColor;
                 if (paint.isOpaqueAndConstantColor(&clearColor)) {
                     target->clear(NULL, clearColor, true, fRenderTarget);
                     return;
                 }
             }
         }
     }
 
     GrColor color = paint.getColor();
     SkRect devBoundRect;
     bool needAA = paint.isAntiAlias() && !drawState.getRenderTarget()->isMultisampled();
-    bool doAA = needAA && apply_aa_to_rect(target, &drawState, &devBoundRect, rect, width, matrix,
-                                           color);
+    bool doAA = needAA && apply_aa_to_rect(target, &drawState, &devBoundRect, rect, width,
+                                           viewMatrix, color);
 
     if (doAA) {
-        SkMatrix invert;
-        if (!drawState.getViewMatrix().invert(&invert)) {
-            return;
-        }
-        GrDrawState::AutoViewMatrixRestore avmr(&drawState);
-
         if (width >= 0) {
             const SkStrokeRec& strokeRec = strokeInfo->getStrokeRec();
             fAARectRenderer->strokeAARect(target,
                                           &drawState,
                                           color,
-                                          invert,
+                                          viewMatrix,
                                           rect,
-                                          matrix,
                                           devBoundRect,
                                           strokeRec);
         } else {
             // filled AA rect
-            fAARectRenderer->fillAARect(target, &drawState, color, invert, rect, matrix,
+            fAARectRenderer->fillAARect(target,
+                                        &drawState,
+                                        color,
+                                        viewMatrix,
+                                        rect,
                                         devBoundRect);
         }
         return;
     }
 
     if (width >= 0) {
         // TODO: consider making static vertex buffers for these cases.
         // Hairline could be done by just adding closing vertex to
         // unitSquareVertexBuffer()
 
         static const int worstCaseVertCount = 10;
-        SkAutoTUnref<const GrGeometryProcessor> gp(GrDefaultGeoProcFactory::Create(color));
+        SkAutoTUnref<const GrGeometryProcessor> gp(
+                GrDefaultGeoProcFactory::Create(GrDefaultGeoProcFactory::kPosition_GPType,
+                                                color,
+                                                viewMatrix,
+                                                SkMatrix::I()));
         GrDrawTarget::AutoReleaseGeometry geo(target,
                                               worstCaseVertCount,
                                               gp->getVertexStride(),
                                               0);
         SkASSERT(gp->getVertexStride() == sizeof(SkPoint));
 
         if (!geo.succeeded()) {
             SkDebugf("Failed to get space for vertices!\n");
             return;
         }
@@ skipping 13 matching lines @@
             vertex[0].set(rect.fLeft, rect.fTop);
             vertex[1].set(rect.fRight, rect.fTop);
             vertex[2].set(rect.fRight, rect.fBottom);
             vertex[3].set(rect.fLeft, rect.fBottom);
             vertex[4].set(rect.fLeft, rect.fTop);
         }
 
         target->drawNonIndexed(&drawState, gp, primType, 0, vertCount);
     } else {
         // filled BW rect
-        target->drawSimpleRect(&drawState, color, rect);
+        target->drawSimpleRect(&drawState, color, viewMatrix, rect);
     }
 }
 
 void GrContext::drawNonAARectToRect(const GrPaint& paint,
                                     const SkMatrix& viewMatrix,
                                     const SkRect& rectToDraw,
                                     const SkRect& localRect,
                                     const SkMatrix* localMatrix) {
     AutoCheckFlush acf(this);
     GrDrawState drawState;
-    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &viewMatrix, &acf);
+    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &acf);
     if (NULL == target) {
         return;
     }
 
     GR_CREATE_TRACE_MARKER("GrContext::drawRectToRect", target);
 
-    target->drawRect(&drawState, paint.getColor(), rectToDraw, &localRect, localMatrix);
+    target->drawRect(&drawState, paint.getColor(), viewMatrix, rectToDraw, &localRect, localMatrix);
 }
 
 static const GrGeometryProcessor* set_vertex_attributes(const SkPoint* texCoords,
                                                         const GrColor* colors,
                                                         int* colorOffset,
                                                         int* texOffset,
-                                                        GrColor color) {
+                                                        GrColor color,
+                                                        const SkMatrix& viewMatrix) {
     *texOffset = -1;
     *colorOffset = -1;
     uint32_t flags = GrDefaultGeoProcFactory::kPosition_GPType;
     if (texCoords && colors) {
         *colorOffset = sizeof(SkPoint);
         *texOffset = sizeof(SkPoint) + sizeof(GrColor);
         flags |= GrDefaultGeoProcFactory::kColor_GPType |
                  GrDefaultGeoProcFactory::kLocalCoord_GPType;
     } else if (texCoords) {
         *texOffset = sizeof(SkPoint);
         flags |= GrDefaultGeoProcFactory::kLocalCoord_GPType;
     } else if (colors) {
         *colorOffset = sizeof(SkPoint);
         flags |= GrDefaultGeoProcFactory::kColor_GPType;
     }
-    return GrDefaultGeoProcFactory::Create(color, flags);
+    return GrDefaultGeoProcFactory::Create(flags, color, viewMatrix, SkMatrix::I());
 }
 
 void GrContext::drawVertices(const GrPaint& paint,
                              const SkMatrix& viewMatrix,
                              GrPrimitiveType primitiveType,
                              int vertexCount,
                              const SkPoint positions[],
                              const SkPoint texCoords[],
                              const GrColor colors[],
                              const uint16_t indices[],
                              int indexCount) {
     AutoCheckFlush acf(this);
     GrDrawState drawState;
     GrDrawTarget::AutoReleaseGeometry geo; // must be inside AutoCheckFlush scope
 
-    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &viewMatrix, &acf);
+    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &acf);
     if (NULL == target) {
         return;
     }
 
     GR_CREATE_TRACE_MARKER("GrContext::drawVertices", target);
 
     int colorOffset = -1, texOffset = -1;
     SkAutoTUnref<const GrGeometryProcessor> gp(
-            set_vertex_attributes(texCoords, colors, &colorOffset, &texOffset, paint.getColor()));
+            set_vertex_attributes(texCoords, colors, &colorOffset, &texOffset,
+                                  paint.getColor(), viewMatrix));
 
     size_t vertexStride = gp->getVertexStride();
     SkASSERT(vertexStride == sizeof(SkPoint) + (SkToBool(texCoords) ? sizeof(SkPoint) : 0)
                                              + (SkToBool(colors) ? sizeof(GrColor) : 0));
     if (!geo.set(target, vertexCount, vertexStride, indexCount)) {
         SkDebugf("Failed to get space for vertices!\n");
         return;
     }
     void* curVertex = geo.vertices();
 
@@ skipping 34 matching lines @@
 
     if (strokeInfo.isDashed()) {
         SkPath path;
         path.addRRect(rrect);
         this->drawPath(paint, viewMatrix, path, strokeInfo);
         return;
     }
 
     AutoCheckFlush acf(this);
     GrDrawState drawState;
-    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &viewMatrix, &acf);
+    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &acf);
     if (NULL == target) {
         return;
     }
 
     GR_CREATE_TRACE_MARKER("GrContext::drawRRect", target);
 
     const SkStrokeRec& strokeRec = strokeInfo.getStrokeRec();
 
     GrColor color = paint.getColor();
-    if (!fOvalRenderer->drawRRect(target, &drawState, color, paint.isAntiAlias(), rrect,
+    if (!fOvalRenderer->drawRRect(target, &drawState, color, viewMatrix, paint.isAntiAlias(), rrect,
                                   strokeRec)) {
         SkPath path;
         path.addRRect(rrect);
         this->internalDrawPath(target, &drawState, viewMatrix, color, paint.isAntiAlias(), path,
                                strokeInfo);
     }
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 void GrContext::drawDRRect(const GrPaint& paint,
                            const SkMatrix& viewMatrix,
                            const SkRRect& outer,
                            const SkRRect& inner) {
     if (outer.isEmpty()) {
        return;
     }
 
     AutoCheckFlush acf(this);
     GrDrawState drawState;
-    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &viewMatrix, &acf);
+    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &acf);
 
     GR_CREATE_TRACE_MARKER("GrContext::drawDRRect", target);
 
     GrColor color = paint.getColor();
-    if (!fOvalRenderer->drawDRRect(target, &drawState, color, paint.isAntiAlias(), outer, inner)) {
+    if (!fOvalRenderer->drawDRRect(target, &drawState, color, viewMatrix, paint.isAntiAlias(), outer, inner)) {
         SkPath path;
         path.addRRect(inner);
         path.addRRect(outer);
         path.setFillType(SkPath::kEvenOdd_FillType);
 
         GrStrokeInfo fillRec(SkStrokeRec::kFill_InitStyle);
         this->internalDrawPath(target, &drawState, viewMatrix, color, paint.isAntiAlias(), path,
                                fillRec);
     }
 }
@@ skipping 10 matching lines @@
 
     if (strokeInfo.isDashed()) {
         SkPath path;
         path.addOval(oval);
         this->drawPath(paint, viewMatrix, path, strokeInfo);
         return;
     }
 
     AutoCheckFlush acf(this);
     GrDrawState drawState;
-    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &viewMatrix, &acf);
+    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &acf);
     if (NULL == target) {
         return;
     }
 
     GR_CREATE_TRACE_MARKER("GrContext::drawOval", target);
 
     const SkStrokeRec& strokeRec = strokeInfo.getStrokeRec();
 
     GrColor color = paint.getColor();
-    if (!fOvalRenderer->drawOval(target, &drawState, color, paint.isAntiAlias(), oval, strokeRec)) {
+    if (!fOvalRenderer->drawOval(target, &drawState, color, viewMatrix, paint.isAntiAlias(), oval,
+                                 strokeRec)) {
         SkPath path;
         path.addOval(oval);
         this->internalDrawPath(target, &drawState, viewMatrix, color, paint.isAntiAlias(), path,
                                strokeInfo);
     }
 }
 
 // Can 'path' be drawn as a pair of filled nested rectangles?
 static bool is_nested_rects(GrDrawTarget* target,
                             GrDrawState* drawState,
                             GrColor color,
+                            const SkMatrix& viewMatrix,
                             const SkPath& path,
                             const SkStrokeRec& stroke,
                             SkRect rects[2]) {
     SkASSERT(stroke.isFillStyle());
 
     if (path.isInverseFillType()) {
         return false;
     }
 
     // TODO: this restriction could be lifted if we were willing to apply
     // the matrix to all the points individually rather than just to the rect
-    if (!drawState->getViewMatrix().preservesAxisAlignment()) {
+    if (!viewMatrix.preservesAxisAlignment()) {
         return false;
     }
 
     if (!drawState->canTweakAlphaForCoverage() &&
         !drawState->canUseFracCoveragePrimProc(color, *target->caps())) {
         return false;
     }
 
     SkPath::Direction dirs[2];
     if (!path.isNestedRects(rects, dirs)) {
@@ skipping 39 matching lines @@
        }
        return;
     }
 
     GrColor color = paint.getColor();
     if (strokeInfo.isDashed()) {
         SkPoint pts[2];
         if (path.isLine(pts)) {
             AutoCheckFlush acf(this);
             GrDrawState drawState;
-            GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &viewMatrix, &acf);
+            GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &acf);
             if (NULL == target) {
                 return;
             }
 
-            if (GrDashingEffect::DrawDashLine(fGpu, target, &drawState, color, pts, paint,
-                                              strokeInfo)) {
+            if (GrDashingEffect::DrawDashLine(fGpu, target, &drawState, color, viewMatrix, pts,
+                                              paint, strokeInfo)) {
                 return;
             }
         }
 
         // Filter dashed path into new path with the dashing applied
         const SkPathEffect::DashInfo& info = strokeInfo.getDashInfo();
         SkTLazy<SkPath> effectPath;
         GrStrokeInfo newStrokeInfo(strokeInfo, false);
         SkStrokeRec* stroke = newStrokeInfo.getStrokeRecPtr();
         if (SkDashPath::FilterDashPath(effectPath.init(), path, stroke, NULL, info)) {
             this->drawPath(paint, viewMatrix, *effectPath.get(), newStrokeInfo);
             return;
         }
 
         this->drawPath(paint, viewMatrix, path, newStrokeInfo);
         return;
     }
 
     // Note that internalDrawPath may sw-rasterize the path into a scratch texture.
     // Scratch textures can be recycled after they are returned to the texture
     // cache. This presents a potential hazard for buffered drawing. However,
     // the writePixels that uploads to the scratch will perform a flush so we're
     // OK.
     AutoCheckFlush acf(this);
     GrDrawState drawState;
-    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &viewMatrix, &acf);
+    GrDrawTarget* target = this->prepareToDraw(&drawState, &paint, &acf);
     if (NULL == target) {
         return;
     }
 
     GR_CREATE_TRACE_MARKER1("GrContext::drawPath", target, "Is Convex", path.isConvex());
 
     const SkStrokeRec& strokeRec = strokeInfo.getStrokeRec();
 
     bool useCoverageAA = paint.isAntiAlias() && !drawState.getRenderTarget()->isMultisampled();
 
     if (useCoverageAA && strokeRec.getWidth() < 0 && !path.isConvex()) {
         // Concave AA paths are expensive - try to avoid them for special cases
         SkRect rects[2];
 
-        if (is_nested_rects(target, &drawState, color, path, strokeRec, rects)) {
-            SkMatrix origViewMatrix = drawState.getViewMatrix();
-
-            SkMatrix invert;
-            if (!drawState.getViewMatrix().invert(&invert)) {
-                return;
-            }
-            GrDrawState::AutoViewMatrixRestore avmr(&drawState);
-
-            fAARectRenderer->fillAANestedRects(target, &drawState, color, invert, rects,
-                                               origViewMatrix);
+        if (is_nested_rects(target, &drawState, color, viewMatrix, path, strokeRec, rects)) {
+            fAARectRenderer->fillAANestedRects(target, &drawState, color, viewMatrix,rects);
             return;
         }
     }
 
     SkRect ovalRect;
     bool isOval = path.isOval(&ovalRect);
 
-    if (!isOval || path.isInverseFillType()
-        || !fOvalRenderer->drawOval(target, &drawState, color, paint.isAntiAlias(), ovalRect,
-                                    strokeRec)) {
+    if (!isOval || path.isInverseFillType() ||
+        !fOvalRenderer->drawOval(target, &drawState, color, viewMatrix, paint.isAntiAlias(),
+                                 ovalRect, strokeRec)) {
         this->internalDrawPath(target, &drawState, viewMatrix, color, paint.isAntiAlias(), path,
                                strokeInfo);
     }
 }
 
 void GrContext::internalDrawPath(GrDrawTarget* target,
                                  GrDrawState* drawState,
                                  const SkMatrix& viewMatrix,
                                  GrColor color,
                                  bool useAA,
@@ skipping 15 matching lines @@
 
     GrPathRendererChain::DrawType type =
         useCoverageAA ? GrPathRendererChain::kColorAntiAlias_DrawType :
                         GrPathRendererChain::kColor_DrawType;
 
     const SkPath* pathPtr = &path;
     SkTLazy<SkPath> tmpPath;
     SkTCopyOnFirstWrite<SkStrokeRec> stroke(strokeInfo.getStrokeRec());
 
     // Try a 1st time without stroking the path and without allowing the SW renderer
-    GrPathRenderer* pr = this->getPathRenderer(target, drawState, *pathPtr, *stroke, false, type);
+    GrPathRenderer* pr = this->getPathRenderer(target, drawState, viewMatrix, *pathPtr, *stroke,
+                                               false, type);
 
     if (NULL == pr) {
         if (!GrPathRenderer::IsStrokeHairlineOrEquivalent(*stroke, viewMatrix, NULL)) {
             // It didn't work the 1st time, so try again with the stroked path
             if (stroke->applyToPath(tmpPath.init(), *pathPtr)) {
                 pathPtr = tmpPath.get();
                 stroke.writable()->setFillStyle();
                 if (pathPtr->isEmpty()) {
                     return;
                 }
             }
         }
 
         // This time, allow SW renderer
-        pr = this->getPathRenderer(target, drawState, *pathPtr, *stroke, true, type);
+        pr = this->getPathRenderer(target, drawState, viewMatrix, *pathPtr, *stroke, true, type);
     }
 
     if (NULL == pr) {
 #ifdef SK_DEBUG
         SkDebugf("Unable to find path renderer compatible with path.\n");
 #endif
         return;
     }
 
-    pr->drawPath(target, drawState, color, *pathPtr, *stroke, useCoverageAA);
+    pr->drawPath(target, drawState, color, viewMatrix, *pathPtr, *stroke, useCoverageAA);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 
 void GrContext::flush(int flagsBitfield) {
     if (NULL == fDrawBuffer) {
         return;
     }
 
     if (kDiscard_FlushBit & flagsBitfield) {
@@ skipping 114 matching lines @@
     }
 
     SkMatrix matrix;
     matrix.setTranslate(SkIntToScalar(left), SkIntToScalar(top));
 
     // This function can be called in the midst of drawing another object (e.g., when uploading a
     // SW-rasterized clip while issuing a draw). So we push the current geometry state before
     // drawing a rect to the render target.
     // The bracket ensures we pop the stack if we wind up flushing below.
     {
-        GrDrawTarget* drawTarget = this->prepareToDraw(NULL, NULL, NULL, NULL);
+        GrDrawTarget* drawTarget = this->prepareToDraw(NULL, NULL, NULL);
         GrDrawTarget::AutoGeometryPush agp(drawTarget);
 
-        GrDrawState drawState(matrix);
+        GrDrawState drawState;
         drawState.addColorProcessor(fp);
         drawState.setRenderTarget(renderTarget);
-        drawTarget->drawSimpleRect(&drawState, GrColor_WHITE,SkRect::MakeWH(SkIntToScalar(width),
-                                                                            SkIntToScalar(height)));
+        drawTarget->drawSimpleRect(&drawState, GrColor_WHITE, matrix,
+                                   SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height)));
     }
 
     if (kFlushWrites_PixelOp & pixelOpsFlags) {
         this->flushSurfaceWrites(surface);
     }
 
     return true;
 }
 
 // toggles between RGBA and BGRA
@@ skipping 100 matching lines @@
                 // clear to the caller that a draw operation (i.e., drawSimpleRect)
                 // can be invoked in this method
                 {
                     GrDrawTarget::AutoGeometryPush agp(fDrawBuffer);
                     GrDrawState drawState;
                     SkASSERT(fp);
                     drawState.addColorProcessor(fp);
 
                     drawState.setRenderTarget(tempTexture->asRenderTarget());
                     SkRect rect = SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height));
-                    fDrawBuffer->drawSimpleRect(&drawState, GrColor_WHITE, rect);
+                    fDrawBuffer->drawSimpleRect(&drawState, GrColor_WHITE, SkMatrix::I(), rect);
                     // we want to read back from the scratch's origin
                     left = 0;
                     top = 0;
                     target = tempTexture->asRenderTarget();
                 }
                 this->flushSurfaceWrites(target);
             }
         }
     }
 
@@ skipping 32 matching lines @@
     GrRenderTarget* rt = surface->asRenderTarget();
     if (fGpu && rt) {
         fGpu->resolveRenderTarget(rt);
     }
 }
 
 void GrContext::discardRenderTarget(GrRenderTarget* renderTarget) {
     SkASSERT(renderTarget);
     ASSERT_OWNED_RESOURCE(renderTarget);
     AutoCheckFlush acf(this);
-    GrDrawTarget* target = this->prepareToDraw(NULL, NULL, NULL, &acf);
+    GrDrawTarget* target = this->prepareToDraw(NULL, NULL, &acf);
     if (NULL == target) {
         return;
     }
     target->discard(renderTarget);
 }
 
 void GrContext::copySurface(GrSurface* dst, GrSurface* src, const SkIRect& srcRect,
                             const SkIPoint& dstPoint, uint32_t pixelOpsFlags) {
     if (NULL == src || NULL == dst) {
         return;
     }
     ASSERT_OWNED_RESOURCE(src);
     ASSERT_OWNED_RESOURCE(dst);
 
     // Since we're going to the draw target and not GPU, no need to check kNoFlush
     // here.
 
-    GrDrawTarget* target = this->prepareToDraw(NULL, NULL, NULL, NULL);
+    GrDrawTarget* target = this->prepareToDraw(NULL, NULL, NULL);
     if (NULL == target) {
         return;
     }
     target->copySurface(dst, src, srcRect, dstPoint);
 
     if (kFlushWrites_PixelOp & pixelOpsFlags) {
         this->flush();
     }
 }
 
 void GrContext::flushSurfaceWrites(GrSurface* surface) {
     if (surface->surfacePriv().hasPendingWrite()) {
         this->flush();
     }
 }
 
 GrDrawTarget* GrContext::prepareToDraw(GrDrawState* ds,
                                        const GrPaint* paint,
-                                       const SkMatrix* viewMatrix,
                                        const AutoCheckFlush* acf) {
     if (NULL == fGpu) {
         return NULL;
     }
 
     ASSERT_OWNED_RESOURCE(fRenderTarget.get());
     if (ds) {
-        SkASSERT(viewMatrix);
         if (paint) {
             SkASSERT(acf);
-            ds->setFromPaint(*paint, *viewMatrix, fRenderTarget.get());
+            ds->setFromPaint(*paint, fRenderTarget.get());
 #if GR_DEBUG_PARTIAL_COVERAGE_CHECK
             if ((paint->hasMask()) &&
                 !fDrawState->canUseFracCoveragePrimProc(paint.getColor(), fGpu->caps())) {
                 SkDebugf("Partial pixel coverage will be incorrectly blended.\n");
             }
 #endif
         } else {
-            ds->reset(*viewMatrix);
+            ds->reset();
             ds->setRenderTarget(fRenderTarget.get());
         }
         ds->setState(GrDrawState::kClip_StateBit, fClip && !fClip->fClipStack->isWideOpen());
     }
     fDrawBuffer->setClip(fClip);
     return fDrawBuffer;
 }
 
 /*
  * This method finds a path renderer that can draw the specified path on
  * the provided target.
  * Due to its expense, the software path renderer has split out so it can
  * can be individually allowed/disallowed via the "allowSW" boolean.
  */
 GrPathRenderer* GrContext::getPathRenderer(const GrDrawTarget* target,
                                            const GrDrawState* drawState,
+                                           const SkMatrix& viewMatrix,
                                            const SkPath& path,
                                            const SkStrokeRec& stroke,
                                            bool allowSW,
                                            GrPathRendererChain::DrawType drawType,
                                            GrPathRendererChain::StencilSupport* stencilSupport) {
 
     if (NULL == fPathRendererChain) {
         fPathRendererChain = SkNEW_ARGS(GrPathRendererChain, (this));
     }
 
     GrPathRenderer* pr = fPathRendererChain->getPathRenderer(target,
                                                              drawState,
+                                                             viewMatrix,
                                                              path,
                                                              stroke,
                                                              drawType,
                                                              stencilSupport);
 
     if (NULL == pr && allowSW) {
         if (NULL == fSoftwarePathRenderer) {
             fSoftwarePathRenderer = SkNEW_ARGS(GrSoftwarePathRenderer, (this));
         }
         pr = fSoftwarePathRenderer;
@@ skipping 37 matching lines @@
         SkNEW_ARGS(GrIndexBufferAllocPool, (fGpu, false,
                                    DRAW_BUFFER_IBPOOL_BUFFER_SIZE,
                                    DRAW_BUFFER_IBPOOL_PREALLOC_BUFFERS));
 
     fDrawBuffer = SkNEW_ARGS(GrInOrderDrawBuffer, (fGpu,
                                                    fDrawBufferVBAllocPool,
                                                    fDrawBufferIBAllocPool));
 }
 
 GrDrawTarget* GrContext::getTextTarget() {
-    return this->prepareToDraw(NULL, NULL, NULL, NULL);
+    return this->prepareToDraw(NULL, NULL, NULL);
 }
 
 const GrIndexBuffer* GrContext::getQuadIndexBuffer() const {
     return fGpu->getQuadIndexBuffer();
 }
 
 namespace {
 void test_pm_conversions(GrContext* ctx, int* pmToUPMValue, int* upmToPMValue) {
     GrConfigConversionEffect::PMConversion pmToUPM;
     GrConfigConversionEffect::PMConversion upmToPM;
@@ skipping 63 matching lines @@
     fResourceCache2->printStats();
 }
 #endif
 
 #if GR_GPU_STATS
 const GrContext::GPUStats* GrContext::gpuStats() const {
     return fGpu->gpuStats();
 }
 #endif