1 /* 2 * Copyright 2005 VMware, Inc. 3 * All Rights Reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial portions 15 * of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 20 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 */ 25 26 #ifndef BRW_DRAW_H 27 #define BRW_DRAW_H 28 29 #include "main/mtypes.h" 30 #include "brw_bufmgr.h" 31 32 struct brw_context; 33 34 uint32_t * 35 brw_emit_vertex_buffer_state(struct brw_context *brw, 36 unsigned buffer_nr, 37 struct brw_bo *bo, 38 unsigned start_offset, 39 unsigned end_offset, 40 unsigned stride, 41 unsigned step_rate, 42 uint32_t *__map); 43 44 #define EMIT_VERTEX_BUFFER_STATE(...) __map = \ 45 brw_emit_vertex_buffer_state(__VA_ARGS__, __map) 46 47 void brw_draw_prims(struct gl_context *ctx, 48 const struct _mesa_prim *prims, 49 unsigned nr_prims, 50 const struct _mesa_index_buffer *ib, 51 bool index_bounds_valid, 52 bool primitive_restart, 53 unsigned restart_index, 54 unsigned min_index, 55 unsigned max_index, 56 unsigned num_instances, 57 unsigned base_instance); 58 59 void brw_init_draw_functions(struct dd_function_table *functions); 60 void brw_draw_init( struct brw_context *brw ); 61 void brw_draw_destroy( struct brw_context *brw ); 62 63 void brw_prepare_shader_draw_parameters(struct brw_context *); 64 65 /* brw_primitive_restart.c */ 66 GLboolean 67 brw_handle_primitive_restart(struct gl_context *ctx, 68 const struct _mesa_prim *prims, 69 GLuint nr_prims, 70 const struct _mesa_index_buffer *ib, 71 GLuint num_instances, GLuint base_instance, 72 bool primitive_restart, 73 unsigned restart_index); 74 75 void 76 brw_draw_indirect_prims(struct gl_context *ctx, 77 GLuint mode, 78 struct gl_buffer_object *indirect_data, 79 GLsizeiptr indirect_offset, 80 unsigned draw_count, 81 unsigned stride, 82 struct gl_buffer_object *indirect_params, 83 GLsizeiptr indirect_params_offset, 84 const struct _mesa_index_buffer *ib, 85 bool primitive_restart, 86 unsigned restart_index); 87 #endif 88