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/**************************************************************************
*
* Copyright 2007 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.
*
**************************************************************************/
/* Authors: Keith Whitwell <keithw@vmware.com>
*/
#ifndef LP_CONTEXT_H
#define LP_CONTEXT_H
#include "pipe/p_context.h"
#include "draw/draw_vertex.h"
#include "util/u_blitter.h"
#include "lp_tex_sample.h"
#include "lp_jit.h"
#include "lp_setup.h"
#include "lp_state_fs.h"
#include "lp_state_cs.h"
#include "lp_state_setup.h"
struct llvmpipe_vbuf_render;
struct draw_context;
struct draw_stage;
struct draw_vertex_shader;
struct lp_fragment_shader;
struct lp_compute_shader;
struct lp_blend_state;
struct lp_setup_context;
struct lp_setup_variant;
struct lp_velems_state;
struct llvmpipe_context {
struct pipe_context pipe; /**< base class */
/** Constant state objects */
const struct pipe_blend_state *blend;
struct pipe_sampler_state *samplers[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
const struct pipe_depth_stencil_alpha_state *depth_stencil;
const struct pipe_rasterizer_state *rasterizer;
struct lp_fragment_shader *fs;
struct draw_vertex_shader *vs;
const struct lp_geometry_shader *gs;
struct lp_compute_shader *cs;
const struct lp_velems_state *velems;
const struct lp_so_state *so;
/** Other rendering state */
unsigned sample_mask;
struct pipe_blend_color blend_color;
struct pipe_stencil_ref stencil_ref;
struct pipe_clip_state clip;
struct pipe_constant_buffer constants[PIPE_SHADER_TYPES][LP_MAX_TGSI_CONST_BUFFERS];
struct pipe_framebuffer_state framebuffer;
struct pipe_poly_stipple poly_stipple;
struct pipe_scissor_state scissors[PIPE_MAX_VIEWPORTS];
struct pipe_sampler_view *sampler_views[PIPE_SHADER_TYPES][PIPE_MAX_SHADER_SAMPLER_VIEWS];
struct pipe_viewport_state viewports[PIPE_MAX_VIEWPORTS];
struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
struct pipe_shader_buffer ssbos[PIPE_SHADER_TYPES][LP_MAX_TGSI_SHADER_BUFFERS];
struct pipe_image_view images[PIPE_SHADER_TYPES][LP_MAX_TGSI_SHADER_IMAGES];
unsigned num_samplers[PIPE_SHADER_TYPES];
unsigned num_sampler_views[PIPE_SHADER_TYPES];
unsigned num_images[PIPE_SHADER_TYPES];
unsigned num_vertex_buffers;
struct draw_so_target *so_targets[PIPE_MAX_SO_BUFFERS];
int num_so_targets;
struct pipe_query_data_so_statistics so_stats[PIPE_MAX_VERTEX_STREAMS];
struct pipe_query_data_pipeline_statistics pipeline_statistics;
unsigned active_statistics_queries;
unsigned active_occlusion_queries;
unsigned active_primgen_queries;
bool queries_disabled;
unsigned dirty; /**< Mask of LP_NEW_x flags */
unsigned cs_dirty; /**< Mask of LP_CSNEW_x flags */
/** Mapped vertex buffers */
ubyte *mapped_vbuffer[PIPE_MAX_ATTRIBS];
/** Vertex format */
struct vertex_info vertex_info;
/** Which vertex shader output slot contains color */
int8_t color_slot[2];
/** Which vertex shader output slot contains bcolor */
int8_t bcolor_slot[2];
/** Which vertex shader output slot contains point size */
int8_t psize_slot;
/** Which vertex shader output slot contains viewport index */
int8_t viewport_index_slot;
/** Which geometry shader output slot contains layer */
int8_t layer_slot;
/** A fake frontface output for unfilled primitives */
int8_t face_slot;
/** Depth format and bias settings. */
boolean floating_point_depth;
double mrd; /**< minimum resolvable depth value, for polygon offset */
/** The tiling engine */
struct lp_setup_context *setup;
struct lp_setup_variant setup_variant;
/** The primitive drawing context */
struct draw_context *draw;
struct blitter_context *blitter;
unsigned tex_timestamp;
/** List of all fragment shader variants */
struct lp_fs_variant_list_item fs_variants_list;
unsigned nr_fs_variants;
unsigned nr_fs_instrs;
struct lp_setup_variant_list_item setup_variants_list;
unsigned nr_setup_variants;
/** List of all compute shader variants */
struct lp_cs_variant_list_item cs_variants_list;
unsigned nr_cs_variants;
unsigned nr_cs_instrs;
struct lp_cs_context *csctx;
/** Conditional query object and mode */
struct pipe_query *render_cond_query;
enum pipe_render_cond_flag render_cond_mode;
boolean render_cond_cond;
/** The LLVMContext to use for LLVM related work */
LLVMContextRef context;
int max_global_buffers;
struct pipe_resource **global_buffers;
};
struct pipe_context *
llvmpipe_create_context(struct pipe_screen *screen, void *priv,
unsigned flags);
struct pipe_resource *
llvmpipe_user_buffer_create(struct pipe_screen *screen,
void *ptr,
unsigned bytes,
unsigned bind_flags);
static inline struct llvmpipe_context *
llvmpipe_context( struct pipe_context *pipe )
{
return (struct llvmpipe_context *)pipe;
}
#endif /* LP_CONTEXT_H */
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