1 files changed, 93 insertions, 0 deletions
diff --git a/src/gpu/mtl/GrMtlGpuCommandBuffer.h b/src/gpu/mtl/GrMtlGpuCommandBuffer.h
new file mode 100644
index 0000000000..8f1fd20d62
--- /dev/null
+++ b/src/gpu/mtl/GrMtlGpuCommandBuffer.h
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2018 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef GrMtlGpuCommandBuffer_DEFINED
+#define GrMtlGpuCommandBuffer_DEFINED
+
+#include "GrGpuCommandBuffer.h"
+
+class GrMtlGpu;
+class GrMtlRenderTarget;
+
+class GrMtlGpuTextureCommandBuffer : public GrGpuTextureCommandBuffer {
+public:
+    GrMtlGpuTextureCommandBuffer(GrMtlGpu* gpu, GrTexture* texture, GrSurfaceOrigin origin)
+            : INHERITED(texture, origin)
+            , fGpu(gpu) {
+        // Silence unused var warning
+        (void)fGpu;
+    }
+
+    ~GrMtlGpuTextureCommandBuffer() override {}
+
+    void copy(GrSurface* src, GrSurfaceOrigin srcOrigin, const SkIRect& srcRect,
+              const SkIPoint& dstPoint) override {}
+
+    void insertEventMarker(const char* msg) override {}
+
+private:
+    void submit() override {}
+
+    GrMtlGpu* fGpu;
+
+    typedef GrGpuTextureCommandBuffer INHERITED;
+};
+
+class GrMtlGpuRTCommandBuffer : public GrGpuRTCommandBuffer {
+public:
+    GrMtlGpuRTCommandBuffer(GrMtlGpu* gpu, GrRenderTarget* rt, GrSurfaceOrigin origin,
+                            const GrGpuRTCommandBuffer::LoadAndStoreInfo& colorInfo,
+                            const GrGpuRTCommandBuffer::StencilLoadAndStoreInfo& stencilInfo)
+            : INHERITED(rt, origin)
+            , fGpu(gpu)
+            , fColorLoadAndStoreInfo(colorInfo)
+            , fStencilLoadAndStoreInfo(stencilInfo) {
+        // Silence unused var warning
+        (void)fColorLoadAndStoreInfo;
+        (void)fStencilLoadAndStoreInfo;
+    }
+
+    ~GrMtlGpuRTCommandBuffer() override {}
+
+    void begin() override {}
+    void end() override {}
+
+    void discard() override {}
+
+    void insertEventMarker(const char* msg) override {}
+
+    void inlineUpload(GrOpFlushState* state, GrDeferredTextureUploadFn& upload) override {}
+
+    void copy(GrSurface* src, GrSurfaceOrigin srcOrigin, const SkIRect& srcRect,
+              const SkIPoint& dstPoint) override {}
+
+    void submit() override {}
+
+private:
+    GrGpu* gpu() override { return fGpu; }
+
+    void onDraw(const GrPrimitiveProcessor& primProc,
+                const GrPipeline& pipeline,
+                const GrPipeline::FixedDynamicState* fixedDynamicState,
+                const GrPipeline::DynamicStateArrays* dynamicStateArrays,
+                const GrMesh mesh[],
+                int meshCount,
+                const SkRect& bounds) override {}
+
+    void onClear(const GrFixedClip& clip, GrColor color) override {}
+
+    void onClearStencilClip(const GrFixedClip& clip, bool insideStencilMask) override {}
+
+    GrMtlGpu*                                     fGpu;
+    GrGpuRTCommandBuffer::LoadAndStoreInfo        fColorLoadAndStoreInfo;
+    GrGpuRTCommandBuffer::StencilLoadAndStoreInfo fStencilLoadAndStoreInfo;
+
+    typedef GrGpuRTCommandBuffer INHERITED;
+};
+
+#endif
+