1 files changed, 84 insertions, 0 deletions
diff --git a/src/gpu/ops/GrDrawAtlasOp.h b/src/gpu/ops/GrDrawAtlasOp.h
new file mode 100644
index 0000000000..9913ec2906
--- /dev/null
+++ b/src/gpu/ops/GrDrawAtlasOp.h
@@ -0,0 +1,84 @@
+/*
+ * 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 GrDrawAtlasOp_DEFINED
+#define GrDrawAtlasOp_DEFINED
+
+#include "GrColor.h"
+#include "GrDefaultGeoProcFactory.h"
+#include "GrMeshDrawOp.h"
+
+class GrDrawAtlasOp final : public GrMeshDrawOp {
+public:
+    DEFINE_OP_CLASS_ID
+
+    static sk_sp<GrDrawOp> Make(GrColor color, const SkMatrix& viewMatrix, int spriteCount,
+                                const SkRSXform* xforms, const SkRect* rects,
+                                const SkColor* colors) {
+        return sk_sp<GrDrawOp>(
+                new GrDrawAtlasOp(color, viewMatrix, spriteCount, xforms, rects, colors));
+    }
+
+    const char* name() const override { return "DrawAtlasOp"; }
+
+    SkString dumpInfo() const override {
+        SkString string;
+        for (const auto& geo : fGeoData) {
+            string.appendf("Color: 0x%08x, Quads: %d\n", geo.fColor, geo.fVerts.count() / 4);
+        }
+        string.append(DumpPipelineInfo(*this->pipeline()));
+        string.append(INHERITED::dumpInfo());
+        return string;
+    }
+
+    void computePipelineOptimizations(GrInitInvariantOutput* color,
+                                      GrInitInvariantOutput* coverage,
+                                      GrBatchToXPOverrides* overrides) const override {
+        // When this is called there is only one atlas draw.
+        if (this->hasColors()) {
+            color->setUnknownFourComponents();
+        } else {
+            color->setKnownFourComponents(fGeoData[0].fColor);
+        }
+        coverage->setKnownSingleComponent(0xff);
+    }
+
+private:
+    GrDrawAtlasOp(GrColor color, const SkMatrix& viewMatrix, int spriteCount,
+                  const SkRSXform* xforms, const SkRect* rects, const SkColor* colors);
+
+    void onPrepareDraws(Target*) const override;
+
+    void initBatchTracker(const GrXPOverridesForBatch&) override;
+
+    GrColor color() const { return fColor; }
+    bool colorIgnored() const { return fColorIgnored; }
+    const SkMatrix& viewMatrix() const { return fViewMatrix; }
+    bool hasColors() const { return fHasColors; }
+    int quadCount() const { return fQuadCount; }
+    bool coverageIgnored() const { return fCoverageIgnored; }
+
+    bool onCombineIfPossible(GrOp* t, const GrCaps&) override;
+
+    struct Geometry {
+        GrColor fColor;
+        SkTArray<uint8_t, true> fVerts;
+    };
+
+    SkSTArray<1, Geometry, true> fGeoData;
+
+    SkMatrix fViewMatrix;
+    GrColor fColor;
+    int fQuadCount;
+    bool fColorIgnored;
+    bool fCoverageIgnored;
+    bool fHasColors;
+
+    typedef GrMeshDrawOp INHERITED;
+};
+
+#endif