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/**************************************************************************
*
* Copyright 2007-2008 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 CSO_CONTEXT_H
#define CSO_CONTEXT_H
#include "pipe/p_context.h"
#include "pipe/p_state.h"
#include "pipe/p_defines.h"
#ifdef __cplusplus
extern "C" {
#endif
struct cso_context;
struct cso_context *cso_create_context( struct pipe_context *pipe );
void cso_release_all( struct cso_context *ctx );
void cso_destroy_context( struct cso_context *cso );
enum pipe_error cso_set_blend( struct cso_context *cso,
const struct pipe_blend_state *blend );
void cso_save_blend(struct cso_context *cso);
void cso_restore_blend(struct cso_context *cso);
enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso,
const struct pipe_depth_stencil_alpha_state *dsa );
void cso_save_depth_stencil_alpha(struct cso_context *cso);
void cso_restore_depth_stencil_alpha(struct cso_context *cso);
enum pipe_error cso_set_rasterizer( struct cso_context *cso,
const struct pipe_rasterizer_state *rasterizer );
void cso_save_rasterizer(struct cso_context *cso);
void cso_restore_rasterizer(struct cso_context *cso);
enum pipe_error cso_set_samplers( struct cso_context *cso,
unsigned count,
const struct pipe_sampler_state **states );
void cso_save_samplers(struct cso_context *cso);
void cso_restore_samplers(struct cso_context *cso);
/* Alternate interface to support state trackers that like to modify
* samplers one at a time:
*/
enum pipe_error cso_single_sampler( struct cso_context *cso,
unsigned nr,
const struct pipe_sampler_state *states );
void cso_single_sampler_done( struct cso_context *cso );
enum pipe_error cso_set_sampler_textures( struct cso_context *cso,
uint count,
struct pipe_texture **textures );
void cso_save_sampler_textures( struct cso_context *cso );
void cso_restore_sampler_textures( struct cso_context *cso );
/* These aren't really sensible -- most of the time the api provides
* object semantics for shaders anyway, and the cases where it doesn't
* (eg mesa's internall-generated texenv programs), it will be up to
* the state tracker to implement their own specialized caching.
*/
enum pipe_error cso_set_fragment_shader_handle(struct cso_context *ctx,
void *handle );
void cso_delete_fragment_shader(struct cso_context *ctx, void *handle );
/*
enum pipe_error cso_set_fragment_shader( struct cso_context *cso,
const struct pipe_shader_state *shader );
*/
void cso_save_fragment_shader(struct cso_context *cso);
void cso_restore_fragment_shader(struct cso_context *cso);
enum pipe_error cso_set_vertex_shader_handle(struct cso_context *ctx,
void *handle );
void cso_delete_vertex_shader(struct cso_context *ctx, void *handle );
/*
enum pipe_error cso_set_vertex_shader( struct cso_context *cso,
const struct pipe_shader_state *shader );
*/
void cso_save_vertex_shader(struct cso_context *cso);
void cso_restore_vertex_shader(struct cso_context *cso);
enum pipe_error cso_set_framebuffer(struct cso_context *cso,
const struct pipe_framebuffer_state *fb);
void cso_save_framebuffer(struct cso_context *cso);
void cso_restore_framebuffer(struct cso_context *cso);
enum pipe_error cso_set_viewport(struct cso_context *cso,
const struct pipe_viewport_state *vp);
void cso_save_viewport(struct cso_context *cso);
void cso_restore_viewport(struct cso_context *cso);
enum pipe_error cso_set_blend_color(struct cso_context *cso,
const struct pipe_blend_color *bc);
#ifdef __cplusplus
}
#endif
#endif
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