add gpu backend (not hooked up yet)

git-svn-id: http://skia.googlecode.com/svn/trunk@649 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 42 insertions, 0 deletions

diff --git a/gpu/include/GrMesh.h b/gpu/include/GrMesh.h
new file mode 100644
index 0000000000..4d904e41bd
--- /dev/null
+++ b/gpu/include/GrMesh.h
@@ -0,0 +1,42 @@
+#ifndef GrMesh_DEFINED
+#define GrMesh_DEFINED
+
+#include "SkRect.h"
+#include "SkPoint.h"
+
+class SkCanvas;
+class SkPaint;
+
+class GrMesh {
+public:
+    GrMesh();
+    ~GrMesh();
+
+    GrMesh& operator=(const GrMesh& src);
+
+    void init(const SkRect& bounds, int rows, int cols,
+              const SkRect& texture);
+
+    const SkRect& bounds() const { return fBounds; }
+
+    int rows() const { return fRows; }
+    int cols() const { return fCols; }
+    SkPoint& pt(int row, int col) {
+        return fPts[row * (fRows + 1) + col];
+    }
+
+    void draw(SkCanvas*, const SkPaint&);
+    void drawWireframe(SkCanvas* canvas, const SkPaint& paint);
+
+private:
+    SkRect      fBounds;
+    int         fRows, fCols;
+    SkPoint*    fPts;
+    SkPoint*    fTex;   // just points into fPts, not separately allocated
+    int         fCount;
+    uint16_t*   fIndices;
+    int         fIndexCount;
+};
+
+#endif
+