src/gallium/drivers/ilo/ilo_context.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 2012-2013 LunarG, Inc.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Chia-I Wu <olv@lunarg.com>
  26  */
  27
  28 #ifndef ILO_CONTEXT_H
  29 #define ILO_CONTEXT_H
  30
  31 #include "pipe/p_context.h"
  32
  33 #include "ilo_gpe.h"
  34 #include "ilo_common.h"
  35
  36 struct blitter_context;
  37 struct intel_winsys;
  38 struct intel_bo;
  39 struct ilo_3d;
  40 struct ilo_cp;
  41 struct ilo_screen;
  42 struct ilo_shader_state;
  43
  44 struct ilo_vertex_element {
  45    struct pipe_vertex_element elements[PIPE_MAX_ATTRIBS];
  46    unsigned num_elements;
  47 };
  48
  49 struct ilo_context {
  50    struct pipe_context base;
  51
  52    struct intel_winsys *winsys;
  53    struct ilo_dev_info *dev;
  54
  55    struct ilo_cp *cp;
  56    struct intel_bo *last_cp_bo;
  57
  58    struct ilo_shader_cache *shader_cache;
  59    struct ilo_3d *hw3d;
  60    struct blitter_context *blitter;
  61
  62    uint32_t dirty;
  63
  64    struct pipe_blend_state *blend;
  65    struct pipe_rasterizer_state *rasterizer;
  66    struct pipe_depth_stencil_alpha_state *depth_stencil_alpha;
  67    struct ilo_shader_state *fs;
  68    struct ilo_shader_state *vs;
  69    struct ilo_shader_state *gs;
  70    struct ilo_vertex_element *vertex_elements;
  71
  72    struct pipe_blend_color blend_color;
  73    struct pipe_stencil_ref stencil_ref;
  74    unsigned sample_mask;
  75    struct pipe_clip_state clip;
  76    struct pipe_framebuffer_state framebuffer;
  77    struct pipe_poly_stipple poly_stipple;
  78    struct pipe_scissor_state scissor;
  79    struct pipe_viewport_state viewport;
  80    struct pipe_index_buffer index_buffer;
  81
  82    struct {
  83       struct pipe_vertex_buffer buffers[PIPE_MAX_ATTRIBS];
  84       unsigned num_buffers;
  85    } vertex_buffers;
  86
  87    struct {
  88       struct pipe_sampler_state *samplers[ILO_MAX_SAMPLERS];
  89       unsigned num_samplers;
  90    } samplers[PIPE_SHADER_TYPES];
  91
  92    struct {
  93       struct pipe_sampler_view *views[ILO_MAX_SAMPLER_VIEWS];
  94       unsigned num_views;
  95    } sampler_views[PIPE_SHADER_TYPES];
  96
  97    struct {
  98       struct pipe_constant_buffer buffers[ILO_MAX_CONST_BUFFERS];
  99       unsigned num_buffers;
 100    } constant_buffers[PIPE_SHADER_TYPES];
 101
 102    struct {
 103       struct pipe_stream_output_target *targets[ILO_MAX_SO_BUFFERS];
 104       unsigned num_targets;
 105       unsigned append_bitmask;
 106    } stream_output_targets;
 107
 108    struct {
 109       struct pipe_surface *surfaces[PIPE_MAX_SHADER_RESOURCES];
 110       unsigned num_surfaces;
 111    } shader_resources;
 112
 113    struct ilo_shader_state *compute;
 114
 115    struct {
 116       struct pipe_surface *surfaces[PIPE_MAX_SHADER_RESOURCES];
 117       unsigned num_surfaces;
 118    } compute_resources;
 119
 120    struct {
 121       /*
 122        * XXX These should not be treated as real resources (and there could be
 123        * thousands of them).  They should be treated as regions in GLOBAL
 124        * resource, which is the only real resource.
 125        *
 126        * That is, a resource here should instead be
 127        *
 128        *   struct ilo_global_region {
 129        *     struct pipe_resource base;
 130        *     int offset;
 131        *     int size;
 132        *   };
 133        *
 134        * and it describes the region [offset, offset + size) in GLOBAL
 135        * resource.
 136        */
 137       struct pipe_resource *resources[PIPE_MAX_SHADER_RESOURCES];
 138       uint32_t *handles[PIPE_MAX_SHADER_RESOURCES];
 139       unsigned num_resources;
 140    } global_binding;
 141 };
 142
 143 static inline struct ilo_context *
 144 ilo_context(struct pipe_context *pipe)
 145 {
 146    return (struct ilo_context *) pipe;
 147 }
 148
 149 void
 150 ilo_init_context_functions(struct ilo_screen *is);
 151
 152 #endif /* ILO_CONTEXT_H */