diff options
author | Keith Whitwell <[email protected]> | 2010-07-30 10:47:20 +0100 |
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committer | Keith Whitwell <[email protected]> | 2010-07-30 10:47:20 +0100 |
commit | f623d06c495c671f687d4a70c9281c64e5875232 (patch) | |
tree | 78542f13b24f1f0ba863e12e42440b26fa1b4349 /src/gallium/auxiliary/util/u_draw.h | |
parent | 3fdd9fa556e9ba48244cb2b3966d3bfb0b84731b (diff) |
util: more helpers for old draw code
Diffstat (limited to 'src/gallium/auxiliary/util/u_draw.h')
-rw-r--r-- | src/gallium/auxiliary/util/u_draw.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_draw.h b/src/gallium/auxiliary/util/u_draw.h new file mode 100644 index 00000000000..b901f970089 --- /dev/null +++ b/src/gallium/auxiliary/util/u_draw.h @@ -0,0 +1,140 @@ +/************************************************************************** + * + * 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_DRAW_H +#define U_DRAW_H + + +#include "pipe/p_compiler.h" +#include "pipe/p_context.h" + + +static INLINE void +util_draw_init_info(struct pipe_draw_info *info) +{ + memset(info, 0, sizeof(*info)); + info->instance_count = 1; + info->max_index = 0xffffffff; +} + + +static INLINE void +util_draw_arrays(struct pipe_context *pipe, uint mode, uint start, uint count) +{ + struct pipe_draw_info info; + + util_draw_init_info(&info); + info.mode = mode; + info.start = start; + info.count = count; + info.min_index = start; + info.max_index = start + count - 1; + + pipe->draw_vbo(pipe, &info); +} + +static INLINE void +util_draw_elements(struct pipe_context *pipe, int index_bias, + uint mode, uint start, uint count) +{ + struct pipe_draw_info info; + + util_draw_init_info(&info); + info.indexed = TRUE; + info.mode = mode; + info.start = start; + info.count = count; + info.index_bias = index_bias; + + pipe->draw_vbo(pipe, &info); +} + +static INLINE void +util_draw_arrays_instanced(struct pipe_context *pipe, + uint mode, uint start, uint count, + uint start_instance, + uint instance_count) +{ + struct pipe_draw_info info; + + util_draw_init_info(&info); + info.mode = mode; + info.start = start; + info.count = count; + info.start_instance = start_instance; + info.instance_count = instance_count; + info.min_index = start; + info.max_index = start + count - 1; + + pipe->draw_vbo(pipe, &info); +} + +static INLINE void +util_draw_elements_instanced(struct pipe_context *pipe, + int index_bias, + uint mode, uint start, uint count, + uint start_instance, + uint instance_count) +{ + struct pipe_draw_info info; + + util_draw_init_info(&info); + info.indexed = TRUE; + info.mode = mode; + info.start = start; + info.count = count; + info.index_bias = index_bias; + info.start_instance = start_instance; + info.instance_count = instance_count; + info.min_index = start; + info.max_index = start + count - 1; + + pipe->draw_vbo(pipe, &info); +} + +static INLINE void +util_draw_range_elements(struct pipe_context *pipe, + int index_bias, + uint min_index, + uint max_index, + uint mode, uint start, uint count) +{ + struct pipe_draw_info info; + + util_draw_init_info(&info); + info.indexed = TRUE; + info.mode = mode; + info.start = start; + info.count = count; + info.index_bias = index_bias; + info.min_index = min_index; + info.max_index = max_index; + + pipe->draw_vbo(pipe, &info); +} + +#endif |