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/**************************************************************************
*
* Copyright 2007-2008 VMware, Inc.
* 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 VMWARE 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"
#include "cso_cache.h"
#ifdef __cplusplus
extern "C" {
#endif
struct cso_context;
struct u_vbuf;
#define CSO_NO_USER_VERTEX_BUFFERS (1 << 0)
#define CSO_NO_64B_VERTEX_BUFFERS (1 << 1)
struct cso_context *cso_create_context(struct pipe_context *pipe,
unsigned flags);
void cso_destroy_context( struct cso_context *cso );
struct pipe_context *cso_get_pipe_context(struct cso_context *cso);
enum pipe_error cso_set_blend( struct cso_context *cso,
const struct pipe_blend_state *blend );
enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso,
const struct pipe_depth_stencil_alpha_state *dsa );
enum pipe_error cso_set_rasterizer( struct cso_context *cso,
const struct pipe_rasterizer_state *rasterizer );
void
cso_set_samplers(struct cso_context *cso,
enum pipe_shader_type shader_stage,
unsigned count,
const struct pipe_sampler_state **states);
/* Alternate interface to support gallium frontends that like to modify
* samplers one at a time:
*/
void
cso_single_sampler(struct cso_context *cso, enum pipe_shader_type shader_stage,
unsigned idx, const struct pipe_sampler_state *states);
void
cso_single_sampler_done(struct cso_context *cso,
enum pipe_shader_type shader_stage);
enum pipe_error cso_set_vertex_elements(struct cso_context *ctx,
const struct cso_velems_state *velems);
void cso_set_vertex_buffers(struct cso_context *ctx,
unsigned start_slot, unsigned count,
const struct pipe_vertex_buffer *buffers);
void cso_set_stream_outputs(struct cso_context *ctx,
unsigned num_targets,
struct pipe_stream_output_target **targets,
const unsigned *offsets);
/*
* 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
* gallium frontends to implement their own specialized caching.
*/
void cso_set_fragment_shader_handle(struct cso_context *ctx, void *handle);
void cso_set_vertex_shader_handle(struct cso_context *ctx, void *handle);
void cso_set_geometry_shader_handle(struct cso_context *ctx, void *handle);
void cso_set_tessctrl_shader_handle(struct cso_context *ctx, void *handle);
void cso_set_tesseval_shader_handle(struct cso_context *ctx, void *handle);
void cso_set_compute_shader_handle(struct cso_context *ctx, void *handle);
void cso_set_framebuffer(struct cso_context *cso,
const struct pipe_framebuffer_state *fb);
void cso_set_viewport(struct cso_context *cso,
const struct pipe_viewport_state *vp);
void cso_set_viewport_dims(struct cso_context *ctx,
float width, float height, boolean invert);
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_set_min_samples(struct cso_context *cso, unsigned min_samples);
void cso_set_stencil_ref(struct cso_context *cso,
const struct pipe_stencil_ref *sr);
void cso_set_render_condition(struct cso_context *cso,
struct pipe_query *query,
boolean condition,
enum pipe_render_cond_flag mode);
#define CSO_BIT_AUX_VERTEX_BUFFER_SLOT 0x1
#define CSO_BIT_BLEND 0x2
#define CSO_BIT_DEPTH_STENCIL_ALPHA 0x4
#define CSO_BIT_FRAGMENT_SAMPLERS 0x8
#define CSO_BIT_FRAGMENT_SAMPLER_VIEWS 0x10
#define CSO_BIT_FRAGMENT_SHADER 0x20
#define CSO_BIT_FRAMEBUFFER 0x40
#define CSO_BIT_GEOMETRY_SHADER 0x80
#define CSO_BIT_MIN_SAMPLES 0x100
#define CSO_BIT_RASTERIZER 0x200
#define CSO_BIT_RENDER_CONDITION 0x400
#define CSO_BIT_SAMPLE_MASK 0x800
#define CSO_BIT_STENCIL_REF 0x1000
#define CSO_BIT_STREAM_OUTPUTS 0x2000
#define CSO_BIT_TESSCTRL_SHADER 0x4000
#define CSO_BIT_TESSEVAL_SHADER 0x8000
#define CSO_BIT_VERTEX_ELEMENTS 0x10000
#define CSO_BIT_VERTEX_SHADER 0x20000
#define CSO_BIT_VIEWPORT 0x40000
#define CSO_BIT_PAUSE_QUERIES 0x80000
#define CSO_BIT_FRAGMENT_IMAGE0 0x100000
#define CSO_BITS_ALL_SHADERS (CSO_BIT_VERTEX_SHADER | \
CSO_BIT_FRAGMENT_SHADER | \
CSO_BIT_GEOMETRY_SHADER | \
CSO_BIT_TESSCTRL_SHADER | \
CSO_BIT_TESSEVAL_SHADER)
void cso_save_state(struct cso_context *cso, unsigned state_mask);
void cso_restore_state(struct cso_context *cso);
/* sampler view state */
void
cso_set_sampler_views(struct cso_context *cso,
enum pipe_shader_type shader_stage,
unsigned count,
struct pipe_sampler_view **views);
/* shader images */
void
cso_set_shader_images(struct cso_context *cso,
enum pipe_shader_type shader_stage,
unsigned start, unsigned count,
struct pipe_image_view *views);
/* constant buffers */
void cso_set_constant_buffer(struct cso_context *cso,
enum pipe_shader_type shader_stage,
unsigned index, struct pipe_constant_buffer *cb);
void cso_set_constant_buffer_resource(struct cso_context *cso,
enum pipe_shader_type shader_stage,
unsigned index,
struct pipe_resource *buffer);
void cso_set_constant_user_buffer(struct cso_context *cso,
enum pipe_shader_type shader_stage,
unsigned index, void *ptr, unsigned size);
void cso_save_constant_buffer_slot0(struct cso_context *cso,
enum pipe_shader_type shader_stage);
void cso_restore_constant_buffer_slot0(struct cso_context *cso,
enum pipe_shader_type shader_stage);
/* Optimized version. */
void
cso_set_vertex_buffers_and_elements(struct cso_context *ctx,
const struct cso_velems_state *velems,
unsigned vb_count,
unsigned unbind_trailing_vb_count,
const struct pipe_vertex_buffer *vbuffers,
bool uses_user_vertex_buffers);
/* drawing */
void
cso_draw_vbo(struct cso_context *cso,
const struct pipe_draw_info *info);
void
cso_draw_arrays_instanced(struct cso_context *cso, uint mode,
uint start, uint count,
uint start_instance, uint instance_count);
void
cso_draw_arrays(struct cso_context *cso, uint mode, uint start, uint count);
#ifdef __cplusplus
}
#endif
#endif
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