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authorBrian <brian.paul@tungstengraphics.com>2007-08-23 13:25:46 -0600
committerBrian <brian.paul@tungstengraphics.com>2007-08-23 13:25:46 -0600
commit690a9de40b20092ae9027dc52d7b26a48995bbff (patch)
tree40a0f141f5f30d458b347e934d1b565bc914552d
parentef7c25090074cb02f18acc905bca5f25a56bd021 (diff)
Define a re-usable vertex_info structure to describe vertex layouts.
This also includes legacy #defines for VF_ATTRIB_*, FRAG_ATTRIB_*, etc tokens. Those will go away eventually, but at least we no longer need vf/vf.h
-rw-r--r--src/mesa/pipe/draw/draw_vertex.h141
1 files changed, 141 insertions, 0 deletions
diff --git a/src/mesa/pipe/draw/draw_vertex.h b/src/mesa/pipe/draw/draw_vertex.h
new file mode 100644
index 0000000000..3262431487
--- /dev/null
+++ b/src/mesa/pipe/draw/draw_vertex.h
@@ -0,0 +1,141 @@
+/**************************************************************************
+ *
+ * Copyright 2007 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.
+ *
+ **************************************************************************/
+
+/* Author:
+ * Brian Paul
+ */
+
+
+#ifndef DRAW_VERTEX_H
+#define DRAW_VERTEX_H
+
+
+/***
+ *** XXX There's a lot of legacy tokens here that'll eventually go away.
+ *** (at least we don't include vf/vf.h anymore)
+ ***/
+
+
+enum {
+ VF_ATTRIB_POS = 0,
+ VF_ATTRIB_WEIGHT = 1,
+ VF_ATTRIB_NORMAL = 2,
+ VF_ATTRIB_COLOR0 = 3,
+ VF_ATTRIB_COLOR1 = 4,
+ VF_ATTRIB_FOG = 5,
+ VF_ATTRIB_COLOR_INDEX = 6,
+ VF_ATTRIB_EDGEFLAG = 7,
+ VF_ATTRIB_TEX0 = 8,
+ VF_ATTRIB_TEX1 = 9,
+ VF_ATTRIB_TEX2 = 10,
+ VF_ATTRIB_TEX3 = 11,
+ VF_ATTRIB_TEX4 = 12,
+ VF_ATTRIB_TEX5 = 13,
+ VF_ATTRIB_TEX6 = 14,
+ VF_ATTRIB_TEX7 = 15,
+ VF_ATTRIB_VAR0 = 16,
+ VF_ATTRIB_VAR1 = 17,
+ VF_ATTRIB_VAR2 = 18,
+ VF_ATTRIB_VAR3 = 19,
+ VF_ATTRIB_VAR4 = 20,
+ VF_ATTRIB_VAR5 = 21,
+ VF_ATTRIB_VAR6 = 22,
+ VF_ATTRIB_VAR7 = 23,
+ VF_ATTRIB_POINTSIZE = 24,
+ VF_ATTRIB_BFC0 = 25,
+ VF_ATTRIB_BFC1 = 26,
+ VF_ATTRIB_CLIP_POS = 27,
+ VF_ATTRIB_VERTEX_HEADER = 28,
+ VF_ATTRIB_MAX = 29
+};
+
+#define MAX_VARYING 8
+enum
+{
+ FRAG_ATTRIB_WPOS = 0,
+ FRAG_ATTRIB_COL0 = 1,
+ FRAG_ATTRIB_COL1 = 2,
+ FRAG_ATTRIB_FOGC = 3,
+ FRAG_ATTRIB_TEX0 = 4,
+ FRAG_ATTRIB_TEX1 = 5,
+ FRAG_ATTRIB_TEX2 = 6,
+ FRAG_ATTRIB_TEX3 = 7,
+ FRAG_ATTRIB_TEX4 = 8,
+ FRAG_ATTRIB_TEX5 = 9,
+ FRAG_ATTRIB_TEX6 = 10,
+ FRAG_ATTRIB_TEX7 = 11,
+ FRAG_ATTRIB_VAR0 = 12, /**< shader varying */
+ FRAG_ATTRIB_MAX = (FRAG_ATTRIB_VAR0 + MAX_VARYING)
+};
+
+#define FRAG_BIT_WPOS (1 << FRAG_ATTRIB_WPOS)
+#define FRAG_BIT_COL0 (1 << FRAG_ATTRIB_COL0)
+#define FRAG_BIT_COL1 (1 << FRAG_ATTRIB_COL1)
+#define FRAG_BIT_FOGC (1 << FRAG_ATTRIB_FOGC)
+#define FRAG_BIT_TEX0 (1 << FRAG_ATTRIB_TEX0)
+
+
+
+#define MAX_DRAW_BUFFERS 4
+
+enum
+{
+ FRAG_RESULT_COLR = 0,
+ FRAG_RESULT_COLH = 1,
+ FRAG_RESULT_DEPR = 2,
+ FRAG_RESULT_DATA0 = 3,
+ FRAG_RESULT_MAX = (FRAG_RESULT_DATA0 + MAX_DRAW_BUFFERS)
+};
+
+
+
+#define MAX_VERT_ATTRIBS 12 /* OK? */
+
+#define FORMAT_OMIT 0
+#define FORMAT_1F 1
+#define FORMAT_2F 2
+#define FORMAT_3F 3
+#define FORMAT_4F 4
+#define FORMAT_4F_VIEWPORT 4
+#define FORMAT_4UB 5
+
+
+struct vertex_info
+{
+ uint num_attribs;
+ uint hwfmt[2]; /**< hardware format info for this format */
+ uint attr_mask; /**< mask of VF_ATTR_ bits */
+ uint slot_to_attrib[MAX_VERT_ATTRIBS];
+ uint attrib_to_slot[VF_ATTRIB_MAX];
+ uint interp_mode[MAX_VERT_ATTRIBS];
+ uint format[MAX_VERT_ATTRIBS]; /**< FORMAT_x */
+ uint size; /**< total vertex size in dwords */
+};
+
+
+
+#endif /* DRAW_VERTEX_H */