Index: src/effects/SkGpuBlurUtils.h |
=================================================================== |
--- src/effects/SkGpuBlurUtils.h (revision 0) |
+++ src/effects/SkGpuBlurUtils.h (revision 0) |
@@ -0,0 +1,43 @@ |
+/* |
+ * Copyright 2013 Google Inc. |
+ * |
+ * Use of this source code is governed by a BSD-style license that can be |
+ * found in the LICENSE file. |
+ */ |
+ |
+#ifndef SkGpuBlurUtils_DEFINED |
+#define SkGpuBlurUtils_DEFINED |
+ |
+#if SK_SUPPORT_GPU |
+class GrTexture; |
+class GrContext; |
+#endif |
+ |
+struct SkRect; |
+ |
+namespace SkGpuBlurUtils { |
+ |
+#if SK_SUPPORT_GPU |
+ /** |
+ * Applies a 2D Gaussian blur to a given texture. |
+ * @param context The GPU context |
+ * @param srcTexture The source texture to be blurred. |
+ * @param canClobberSrc If true, srcTexture may be overwritten, and |
+ * may be returned as the result. |
+ * @param rect The destination rectangle. |
+ * @param sigmaX The blur's standard deviation in X. |
+ * @param sigmaY The blur's standard deviation in Y. |
+ * @return the blurred texture, which may be srcTexture reffed, or a |
+ * new texture. It is the caller's responsibility to unref this texture. |
+ */ |
+ GrTexture* GaussianBlur(GrContext* context, |
+ GrTexture* srcTexture, |
+ bool canClobberSrc, |
+ const SkRect& rect, |
+ float sigmaX, |
+ float sigmaY); |
+#endif |
+ |
+}; |
+ |
+#endif |
Property changes on: src\effects\SkGpuBlurUtils.h |
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Added: svn:eol-style |
+ LF |