1 /************************************************************************** 2 * 3 * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 29 #ifndef CSO_CONTEXT_H 30 #define CSO_CONTEXT_H 31 32 #include "pipe/p_context.h" 33 #include "pipe/p_state.h" 34 #include "pipe/p_defines.h" 35 36 37 #ifdef __cplusplus 38 extern "C" { 39 #endif 40 41 struct cso_context; 42 struct u_vbuf; 43 44 struct cso_context *cso_create_context( struct pipe_context *pipe ); 45 46 void cso_release_all( struct cso_context *ctx ); 47 48 void cso_destroy_context( struct cso_context *cso ); 49 50 51 52 enum pipe_error cso_set_blend( struct cso_context *cso, 53 const struct pipe_blend_state *blend ); 54 void cso_save_blend(struct cso_context *cso); 55 void cso_restore_blend(struct cso_context *cso); 56 57 58 59 enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso, 60 const struct pipe_depth_stencil_alpha_state *dsa ); 61 void cso_save_depth_stencil_alpha(struct cso_context *cso); 62 void cso_restore_depth_stencil_alpha(struct cso_context *cso); 63 64 65 66 enum pipe_error cso_set_rasterizer( struct cso_context *cso, 67 const struct pipe_rasterizer_state *rasterizer ); 68 void cso_save_rasterizer(struct cso_context *cso); 69 void cso_restore_rasterizer(struct cso_context *cso); 70 71 72 enum pipe_error 73 cso_set_samplers(struct cso_context *cso, 74 unsigned shader_stage, 75 unsigned count, 76 const struct pipe_sampler_state **states); 77 78 void 79 cso_save_samplers(struct cso_context *cso, unsigned shader_stage); 80 81 void 82 cso_restore_samplers(struct cso_context *cso, unsigned shader_stage); 83 84 /* Alternate interface to support state trackers that like to modify 85 * samplers one at a time: 86 */ 87 enum pipe_error 88 cso_single_sampler(struct cso_context *cso, 89 unsigned shader_stage, 90 unsigned count, 91 const struct pipe_sampler_state *states); 92 93 void 94 cso_single_sampler_done(struct cso_context *cso, unsigned shader_stage); 95 96 97 enum pipe_error cso_set_vertex_elements(struct cso_context *ctx, 98 unsigned count, 99 const struct pipe_vertex_element *states); 100 void cso_save_vertex_elements(struct cso_context *ctx); 101 void cso_restore_vertex_elements(struct cso_context *ctx); 102 103 104 void cso_set_vertex_buffers(struct cso_context *ctx, 105 unsigned count, 106 const struct pipe_vertex_buffer *buffers); 107 void cso_save_vertex_buffers(struct cso_context *ctx); 108 void cso_restore_vertex_buffers(struct cso_context *ctx); 109 110 111 void cso_set_stream_outputs(struct cso_context *ctx, 112 unsigned num_targets, 113 struct pipe_stream_output_target **targets, 114 unsigned append_bitmask); 115 void cso_save_stream_outputs(struct cso_context *ctx); 116 void cso_restore_stream_outputs(struct cso_context *ctx); 117 118 119 /* 120 * We don't provide shader caching in CSO. Most of the time the api provides 121 * object semantics for shaders anyway, and the cases where it doesn't 122 * (eg mesa's internally-generated texenv programs), it will be up to 123 * the state tracker to implement their own specialized caching. 124 */ 125 126 enum pipe_error cso_set_fragment_shader_handle(struct cso_context *ctx, 127 void *handle ); 128 void cso_delete_fragment_shader(struct cso_context *ctx, void *handle ); 129 void cso_save_fragment_shader(struct cso_context *cso); 130 void cso_restore_fragment_shader(struct cso_context *cso); 131 132 133 enum pipe_error cso_set_vertex_shader_handle(struct cso_context *ctx, 134 void *handle ); 135 void cso_delete_vertex_shader(struct cso_context *ctx, void *handle ); 136 void cso_save_vertex_shader(struct cso_context *cso); 137 void cso_restore_vertex_shader(struct cso_context *cso); 138 139 140 enum pipe_error cso_set_geometry_shader_handle(struct cso_context *ctx, 141 void *handle); 142 void cso_delete_geometry_shader(struct cso_context *ctx, void *handle); 143 void cso_save_geometry_shader(struct cso_context *cso); 144 void cso_restore_geometry_shader(struct cso_context *cso); 145 146 147 enum pipe_error cso_set_framebuffer(struct cso_context *cso, 148 const struct pipe_framebuffer_state *fb); 149 void cso_save_framebuffer(struct cso_context *cso); 150 void cso_restore_framebuffer(struct cso_context *cso); 151 152 153 enum pipe_error cso_set_viewport(struct cso_context *cso, 154 const struct pipe_viewport_state *vp); 155 void cso_save_viewport(struct cso_context *cso); 156 void cso_restore_viewport(struct cso_context *cso); 157 158 159 enum pipe_error cso_set_blend_color(struct cso_context *cso, 160 const struct pipe_blend_color *bc); 161 162 enum pipe_error cso_set_sample_mask(struct cso_context *cso, 163 unsigned stencil_mask); 164 void cso_save_sample_mask(struct cso_context *ctx); 165 void cso_restore_sample_mask(struct cso_context *ctx); 166 167 enum pipe_error cso_set_stencil_ref(struct cso_context *cso, 168 const struct pipe_stencil_ref *sr); 169 void cso_save_stencil_ref(struct cso_context *cso); 170 void cso_restore_stencil_ref(struct cso_context *cso); 171 172 173 /* clip state */ 174 175 void 176 cso_set_clip(struct cso_context *cso, 177 const struct pipe_clip_state *clip); 178 179 void 180 cso_save_clip(struct cso_context *cso); 181 182 void 183 cso_restore_clip(struct cso_context *cso); 184 185 186 /* sampler view state */ 187 188 void 189 cso_set_sampler_views(struct cso_context *cso, 190 unsigned shader_stage, 191 unsigned count, 192 struct pipe_sampler_view **views); 193 194 void 195 cso_save_sampler_views(struct cso_context *cso, unsigned shader_stage); 196 197 void 198 cso_restore_sampler_views(struct cso_context *cso, unsigned shader_stage); 199 200 201 202 /* drawing */ 203 204 void 205 cso_set_index_buffer(struct cso_context *cso, 206 const struct pipe_index_buffer *ib); 207 208 void 209 cso_draw_vbo(struct cso_context *cso, 210 const struct pipe_draw_info *info); 211 212 /* helper drawing function */ 213 void 214 cso_draw_arrays(struct cso_context *cso, uint mode, uint start, uint count); 215 216 #ifdef __cplusplus 217 } 218 #endif 219 220 #endif 221