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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 u_vbuf;
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 shader_stage,
unsigned count,
const struct pipe_sampler_state **states);
void
cso_save_samplers(struct cso_context *cso, unsigned shader_stage);
void
cso_restore_samplers(struct cso_context *cso, unsigned shader_stage);
/* 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 shader_stage,
unsigned count,
const struct pipe_sampler_state *states);
void
cso_single_sampler_done(struct cso_context *cso, unsigned shader_stage);
enum pipe_error cso_set_vertex_elements(struct cso_context *ctx,
unsigned count,
const struct pipe_vertex_element *states);
void cso_save_vertex_elements(struct cso_context *ctx);
void cso_restore_vertex_elements(struct cso_context *ctx);
void cso_set_vertex_buffers(struct cso_context *ctx,
unsigned start_slot, unsigned count,
const struct pipe_vertex_buffer *buffers);
/* One vertex buffer slot is provided with the save/restore functionality.
* cso_context chooses the slot, it can be non-zero. */
void cso_save_aux_vertex_buffer_slot(struct cso_context *ctx);
void cso_restore_aux_vertex_buffer_slot(struct cso_context *ctx);
unsigned cso_get_aux_vertex_buffer_slot(struct cso_context *ctx);
void cso_set_stream_outputs(struct cso_context *ctx,
unsigned num_targets,
struct pipe_stream_output_target **targets,
unsigned append_bitmask);
void cso_save_stream_outputs(struct cso_context *ctx);
void cso_restore_stream_outputs(struct cso_context *ctx);
/*
* We don't provide shader caching in CSO. Most of the time the api provides
* object semantics for shaders anyway, and the cases where it doesn't
* (eg mesa's internally-generated texenv programs), it will be up to
* the state tracker to implement their own specialized caching.
*/
void cso_set_fragment_shader_handle(struct cso_context *ctx, void *handle);
void cso_delete_fragment_shader(struct cso_context *ctx, void *handle );
void cso_save_fragment_shader(struct cso_context *cso);
void cso_restore_fragment_shader(struct cso_context *cso);
void cso_set_vertex_shader_handle(struct cso_context *ctx, void *handle);
void cso_delete_vertex_shader(struct cso_context *ctx, void *handle );
void cso_save_vertex_shader(struct cso_context *cso);
void cso_restore_vertex_shader(struct cso_context *cso);
void cso_set_geometry_shader_handle(struct cso_context *ctx, void *handle);
void cso_delete_geometry_shader(struct cso_context *ctx, void *handle);
void cso_save_geometry_shader(struct cso_context *cso);
void cso_restore_geometry_shader(struct cso_context *cso);
void 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);
void 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);
void cso_set_blend_color(struct cso_context *cso,
const struct pipe_blend_color *bc);
void cso_set_sample_mask(struct cso_context *cso, unsigned stencil_mask);
void cso_save_sample_mask(struct cso_context *ctx);
void cso_restore_sample_mask(struct cso_context *ctx);
void cso_set_stencil_ref(struct cso_context *cso,
const struct pipe_stencil_ref *sr);
void cso_save_stencil_ref(struct cso_context *cso);
void cso_restore_stencil_ref(struct cso_context *cso);
void cso_set_render_condition(struct cso_context *cso,
struct pipe_query *query,
boolean condition, uint mode);
void cso_save_render_condition(struct cso_context *cso);
void cso_restore_render_condition(struct cso_context *cso);
/* clip state */
void
cso_set_clip(struct cso_context *cso,
const struct pipe_clip_state *clip);
void
cso_save_clip(struct cso_context *cso);
void
cso_restore_clip(struct cso_context *cso);
/* sampler view state */
void
cso_set_sampler_views(struct cso_context *cso,
unsigned shader_stage,
unsigned count,
struct pipe_sampler_view **views);
void
cso_save_sampler_views(struct cso_context *cso, unsigned shader_stage);
void
cso_restore_sampler_views(struct cso_context *cso, unsigned shader_stage);
/* constant buffers */
void cso_set_constant_buffer(struct cso_context *cso, unsigned shader_stage,
unsigned index, struct pipe_constant_buffer *cb);
void cso_set_constant_buffer_resource(struct cso_context *cso,
unsigned shader_stage,
unsigned index,
struct pipe_resource *buffer);
void cso_save_constant_buffer_slot0(struct cso_context *cso,
unsigned shader_stage);
void cso_restore_constant_buffer_slot0(struct cso_context *cso,
unsigned shader_stage);
/* drawing */
void
cso_set_index_buffer(struct cso_context *cso,
const struct pipe_index_buffer *ib);
void
cso_draw_vbo(struct cso_context *cso,
const struct pipe_draw_info *info);
/* helper drawing function */
void
cso_draw_arrays(struct cso_context *cso, uint mode, uint start, uint count);
#ifdef __cplusplus
}
#endif
#endif
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