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authorBrian <brian.paul@tungstengraphics.com>2008-03-18 17:04:59 -0600
committerBrian <brian.paul@tungstengraphics.com>2008-03-18 17:18:11 -0600
commit0abe462128a8a0725e006751e553f89fee2d7fa7 (patch)
treefa3169183960f4671a063e3fdf5cf44e9c4b40c1 /src/gallium/auxiliary/util/u_blit.h
parent18f9fa9e71abdd999e49ef78729bfe3d92304312 (diff)
gallium: new pixel blit code
Copy rectangular region from one surface to another w/ scaling. Disables most fragment operations.
Diffstat (limited to 'src/gallium/auxiliary/util/u_blit.h')
-rw-r--r--src/gallium/auxiliary/util/u_blit.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_blit.h b/src/gallium/auxiliary/util/u_blit.h
new file mode 100644
index 0000000000..0a8e05f88b
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+++ b/src/gallium/auxiliary/util/u_blit.h
@@ -0,0 +1,60 @@
+/**************************************************************************
+ *
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#ifndef U_BLIT_H
+#define U_BLIT_H
+
+
+struct pipe_context;
+struct pipe_surface;
+
+
+struct copy_pixels_state;
+
+
+extern struct blit_state *
+util_create_blit(struct pipe_context *pipe);
+
+
+extern void
+util_destroy_blit(struct blit_state *ctx);
+
+
+
+extern void
+util_blit_pixels(struct blit_state *ctx,
+ struct pipe_surface *src,
+ int srcX0, int srcY0,
+ int srcX1, int srcY1,
+ struct pipe_surface *dst,
+ int dstX0, int dstY0,
+ int dstX1, int dstY1,
+ float z, uint filter);
+
+
+#endif