1 /************************************************************************** 2 * 3 * Copyright 2007-2008 VMware, Inc. 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 VMWARE 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 void cso_destroy_context( struct cso_context *cso ); 46 47 48 enum pipe_error cso_set_blend( struct cso_context *cso, 49 const struct pipe_blend_state *blend ); 50 51 52 enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso, 53 const struct pipe_depth_stencil_alpha_state *dsa ); 54 55 56 57 enum pipe_error cso_set_rasterizer( struct cso_context *cso, 58 const struct pipe_rasterizer_state *rasterizer ); 59 60 61 enum pipe_error 62 cso_set_samplers(struct cso_context *cso, 63 enum pipe_shader_type shader_stage, 64 unsigned count, 65 const struct pipe_sampler_state **states); 66 67 68 /* Alternate interface to support state trackers that like to modify 69 * samplers one at a time: 70 */ 71 enum pipe_error 72 cso_single_sampler(struct cso_context *cso, unsigned shader_stage, 73 unsigned idx, const struct pipe_sampler_state *states); 74 75 void 76 cso_single_sampler_done(struct cso_context *cso, 77 enum pipe_shader_type shader_stage); 78 79 80 enum pipe_error cso_set_vertex_elements(struct cso_context *ctx, 81 unsigned count, 82 const struct pipe_vertex_element *states); 83 84 void cso_set_vertex_buffers(struct cso_context *ctx, 85 unsigned start_slot, unsigned count, 86 const struct pipe_vertex_buffer *buffers); 87 88 /* One vertex buffer slot is provided with the save/restore functionality. 89 * cso_context chooses the slot, it can be non-zero. */ 90 unsigned cso_get_aux_vertex_buffer_slot(struct cso_context *ctx); 91 92 93 void cso_set_stream_outputs(struct cso_context *ctx, 94 unsigned num_targets, 95 struct pipe_stream_output_target **targets, 96 const unsigned *offsets); 97 98 99 /* 100 * We don't provide shader caching in CSO. Most of the time the api provides 101 * object semantics for shaders anyway, and the cases where it doesn't 102 * (eg mesa's internally-generated texenv programs), it will be up to 103 * the state tracker to implement their own specialized caching. 104 */ 105 106 void cso_set_fragment_shader_handle(struct cso_context *ctx, void *handle); 107 void cso_delete_fragment_shader(struct cso_context *ctx, void *handle ); 108 109 110 void cso_set_vertex_shader_handle(struct cso_context *ctx, void *handle); 111 void cso_delete_vertex_shader(struct cso_context *ctx, void *handle ); 112 113 114 void cso_set_geometry_shader_handle(struct cso_context *ctx, void *handle); 115 void cso_delete_geometry_shader(struct cso_context *ctx, void *handle); 116 117 118 void cso_set_tessctrl_shader_handle(struct cso_context *ctx, void *handle); 119 void cso_delete_tessctrl_shader(struct cso_context *ctx, void *handle); 120 121 122 void cso_set_tesseval_shader_handle(struct cso_context *ctx, void *handle); 123 void cso_delete_tesseval_shader(struct cso_context *ctx, void *handle); 124 125 126 void cso_set_compute_shader_handle(struct cso_context *ctx, void *handle); 127 void cso_delete_compute_shader(struct cso_context *ctx, void *handle); 128 129 130 void cso_set_framebuffer(struct cso_context *cso, 131 const struct pipe_framebuffer_state *fb); 132 133 134 void cso_set_viewport(struct cso_context *cso, 135 const struct pipe_viewport_state *vp); 136 void cso_set_viewport_dims(struct cso_context *ctx, 137 float width, float height, boolean invert); 138 139 140 void cso_set_blend_color(struct cso_context *cso, 141 const struct pipe_blend_color *bc); 142 143 void cso_set_sample_mask(struct cso_context *cso, unsigned stencil_mask); 144 145 void cso_set_min_samples(struct cso_context *cso, unsigned min_samples); 146 147 void cso_set_stencil_ref(struct cso_context *cso, 148 const struct pipe_stencil_ref *sr); 149 150 void cso_set_render_condition(struct cso_context *cso, 151 struct pipe_query *query, 152 boolean condition, uint mode); 153 154 155 #define CSO_BIT_AUX_VERTEX_BUFFER_SLOT 0x1 156 #define CSO_BIT_BLEND 0x2 157 #define CSO_BIT_DEPTH_STENCIL_ALPHA 0x4 158 #define CSO_BIT_FRAGMENT_SAMPLERS 0x8 159 #define CSO_BIT_FRAGMENT_SAMPLER_VIEWS 0x10 160 #define CSO_BIT_FRAGMENT_SHADER 0x20 161 #define CSO_BIT_FRAMEBUFFER 0x40 162 #define CSO_BIT_GEOMETRY_SHADER 0x80 163 #define CSO_BIT_MIN_SAMPLES 0x100 164 #define CSO_BIT_RASTERIZER 0x200 165 #define CSO_BIT_RENDER_CONDITION 0x400 166 #define CSO_BIT_SAMPLE_MASK 0x800 167 #define CSO_BIT_STENCIL_REF 0x1000 168 #define CSO_BIT_STREAM_OUTPUTS 0x2000 169 #define CSO_BIT_TESSCTRL_SHADER 0x4000 170 #define CSO_BIT_TESSEVAL_SHADER 0x8000 171 #define CSO_BIT_VERTEX_ELEMENTS 0x10000 172 #define CSO_BIT_VERTEX_SHADER 0x20000 173 #define CSO_BIT_VIEWPORT 0x40000 174 #define CSO_BIT_PAUSE_QUERIES 0x80000 175 #define CSO_BIT_FRAGMENT_IMAGE0 0x100000 176 177 #define CSO_BITS_ALL_SHADERS (CSO_BIT_VERTEX_SHADER | \ 178 CSO_BIT_FRAGMENT_SHADER | \ 179 CSO_BIT_GEOMETRY_SHADER | \ 180 CSO_BIT_TESSCTRL_SHADER | \ 181 CSO_BIT_TESSEVAL_SHADER) 182 183 void cso_save_state(struct cso_context *cso, unsigned state_mask); 184 void cso_restore_state(struct cso_context *cso); 185 186 187 /* sampler view state */ 188 189 void 190 cso_set_sampler_views(struct cso_context *cso, 191 enum pipe_shader_type shader_stage, 192 unsigned count, 193 struct pipe_sampler_view **views); 194 195 196 /* shader images */ 197 198 void 199 cso_set_shader_images(struct cso_context *cso, 200 enum pipe_shader_type shader_stage, 201 unsigned start, unsigned count, 202 struct pipe_image_view *views); 203 204 205 /* constant buffers */ 206 207 void cso_set_constant_buffer(struct cso_context *cso, unsigned shader_stage, 208 unsigned index, struct pipe_constant_buffer *cb); 209 void cso_set_constant_buffer_resource(struct cso_context *cso, 210 unsigned shader_stage, 211 unsigned index, 212 struct pipe_resource *buffer); 213 void cso_save_constant_buffer_slot0(struct cso_context *cso, 214 unsigned shader_stage); 215 void cso_restore_constant_buffer_slot0(struct cso_context *cso, 216 unsigned shader_stage); 217 218 219 /* drawing */ 220 221 void 222 cso_set_index_buffer(struct cso_context *cso, 223 const struct pipe_index_buffer *ib); 224 225 void 226 cso_draw_vbo(struct cso_context *cso, 227 const struct pipe_draw_info *info); 228 229 void 230 cso_draw_arrays_instanced(struct cso_context *cso, uint mode, 231 uint start, uint count, 232 uint start_instance, uint instance_count); 233 234 void 235 cso_draw_arrays(struct cso_context *cso, uint mode, uint start, uint count); 236 237 #ifdef __cplusplus 238 } 239 #endif 240 241 #endif 242
