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| author | marha <marha@users.sourceforge.net> | 2011-04-30 16:21:56 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2011-04-30 16:21:56 +0000 |
| commit | e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f (patch) | |
| tree | 1804d7456ba8f200c7e329d4e6aa67ce4fb1649f /mesalib/src/gallium/auxiliary/util/u_texture.h | |
| parent | 88a78ebea08af461224f815a8380ea5c54186f43 (diff) | |
| parent | 0402d388cb9803652c0f9a52ba7dcb6029fdd0b9 (diff) | |
| download | vcxsrv-e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f.tar.gz vcxsrv-e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f.tar.bz2 vcxsrv-e4dd9264ee8d4a20eef0eec8c8bf8cff2473b46f.zip | |
svn merge ^/branches/released .
Diffstat (limited to 'mesalib/src/gallium/auxiliary/util/u_texture.h')
| -rw-r--r-- | mesalib/src/gallium/auxiliary/util/u_texture.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/mesalib/src/gallium/auxiliary/util/u_texture.h b/mesalib/src/gallium/auxiliary/util/u_texture.h new file mode 100644 index 000000000..3e03911ec --- /dev/null +++ b/mesalib/src/gallium/auxiliary/util/u_texture.h @@ -0,0 +1,54 @@ +/**************************************************************************
+ *
+ * Copyright 2009 Marek Olšák <maraeo@gmail.com>
+ *
+ * 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_TEXTURE_H
+#define U_TEXTURE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Convert 2D texture coordinates of 4 vertices into cubemap coordinates
+ * in the given face.
+ * Coordinates must be in the range [0,1].
+ *
+ * \param face Cubemap face.
+ * \param in_st 4 pairs of 2D texture coordinates to convert.
+ * \param in_stride Stride of in_st in floats.
+ * \param out_str STR cubemap texture coordinates to compute.
+ * \param out_stride Stride of out_str in floats.
+ */
+void util_map_texcoords2d_onto_cubemap(unsigned face,
+ const float *in_st, unsigned in_stride,
+ float *out_str, unsigned out_stride);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
|