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