GrPathRangeBatch

src/gpu/GrInOrderCommandBuilder.cpp

 /*
  * 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 "GrInOrderCommandBuilder.h"
 
 #include "GrBufferedDrawTarget.h"
 
 #include "GrColor.h"
 #include "SkPoint.h"
 
-static bool path_fill_type_is_winding(const GrStencilSettings& pathStencilSettings) {
-    static const GrStencilSettings::Face pathFace = GrStencilSettings::kFront_Face;
-    bool isWinding = kInvert_StencilOp != pathStencilSettings.passOp(pathFace);
-    if (isWinding) {
-        // Double check that it is in fact winding.
-        SkASSERT(kIncClamp_StencilOp == pathStencilSettings.passOp(pathFace));
-        SkASSERT(kIncClamp_StencilOp == pathStencilSettings.failOp(pathFace));
-        SkASSERT(0x1 != pathStencilSettings.writeMask(pathFace));
-        SkASSERT(!pathStencilSettings.isTwoSided());
-    }
-    return isWinding;
-}
-
 GrTargetCommands::Cmd* GrInOrderCommandBuilder::recordDrawBatch(GrBatch* batch,
                                                                 const GrCaps& caps) {
     GrBATCH_INFO("In-Recording (%s, %u)\n", batch->name(), batch->uniqueID());
     if (!this->cmdBuffer()->empty() &&
         Cmd::kDrawBatch_CmdType == this->cmdBuffer()->back().type()) {
         DrawBatch* previous = static_cast<DrawBatch*>(&this->cmdBuffer()->back());
         if (previous->batch()->combineIfPossible(batch, caps)) {
             GrBATCH_INFO("\tBatching with (%s, %u)\n",
                          previous->batch()->name(), previous->batch()->uniqueID());
             return nullptr;
         }
     }
 
     return GrNEW_APPEND_TO_RECORDER(*this->cmdBuffer(), DrawBatch, (batch));
 }
-
-GrTargetCommands::Cmd*
-GrInOrderCommandBuilder::recordDrawPaths(State* state,
-                                         GrBufferedDrawTarget* bufferedDrawTarget,
-                                         const GrPathProcessor* pathProc,
-                                         const GrPathRange* pathRange,
-                                         const void* indexValues,
-                                         GrDrawTarget::PathIndexType indexType,
-                                         const float transformValues[],
-                                         GrDrawTarget::PathTransformType transformType,
-                                         int count,
-                                         const GrStencilSettings& stencilSettings,
-                                         const GrPipelineOptimizations& opts) {
-    SkASSERT(pathRange);
-    SkASSERT(indexValues);
-    SkASSERT(transformValues);
-
-    char* savedIndices;
-    float* savedTransforms;
-
-    bufferedDrawTarget->appendIndicesAndTransforms(indexValues, indexType,
-                                                   transformValues, transformType,
-                                                   count, &savedIndices, &savedTransforms);
-
-    if (!this->cmdBuffer()->empty() &&
-        Cmd::kDrawPaths_CmdType == this->cmdBuffer()->back().type()) {
-        // Try to combine this call with the previous DrawPaths. We do this by stenciling all the
-        // paths together and then covering them in a single pass. This is not equivalent to two
-        // separate draw calls, so we can only do it if there is no blending (no overlap would also
-        // work). Note that it's also possible for overlapping paths to cancel each other's winding
-        // numbers, and we only partially account for this by not allowing even/odd paths to be
-        // combined. (Glyphs in the same font tend to wind the same direction so it works out OK.)
-        DrawPaths* previous = static_cast<DrawPaths*>(&this->cmdBuffer()->back());
-        if (pathRange == previous->pathRange() &&
-            indexType == previous->fIndexType &&
-            transformType == previous->fTransformType &&
-            stencilSettings == previous->fStencilSettings &&
-            path_fill_type_is_winding(stencilSettings) &&
-            previous->fState == state &&
-            !opts.willColorBlendWithDst()) {
-
-            const int indexBytes = GrPathRange::PathIndexSizeInBytes(indexType);
-            const int xformSize = GrPathRendering::PathTransformSize(transformType);
-            if (&previous->fIndices[previous->fCount * indexBytes] == savedIndices &&
-                (0 == xformSize ||
-                 &previous->fTransforms[previous->fCount * xformSize] == savedTransforms)) {
-                // Combine this DrawPaths call with the one previous.
-                previous->fCount += count;
-                return nullptr;
-            }
-        }
-    }
-
-    DrawPaths* dp = GrNEW_APPEND_TO_RECORDER(*this->cmdBuffer(), DrawPaths, (state, pathRange));
-    dp->fIndices = savedIndices;
-    dp->fIndexType = indexType;
-    dp->fTransforms = savedTransforms;
-    dp->fTransformType = transformType;
-    dp->fCount = count;
-    dp->fStencilSettings = stencilSettings;
-    return dp;
-}