1 /********************************************************** 2 * Copyright 2008-2009 VMware, Inc. All rights reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person 5 * obtaining a copy of this software and associated documentation 6 * files (the "Software"), to deal in the Software without 7 * restriction, including without limitation the rights to use, copy, 8 * modify, merge, publish, distribute, sublicense, and/or sell copies 9 * of the Software, and to permit persons to whom the Software is 10 * furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be 13 * included in all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 * 24 **********************************************************/ 25 26 #ifndef SVGA_SWTNL_PRIVATE_H 27 #define SVGA_SWTNL_PRIVATE_H 28 29 #include "svga_swtnl.h" 30 #include "draw/draw_vertex.h" 31 32 #include "svga_types.h" 33 #include "svga3d_reg.h" 34 35 /** 36 * Primitive renderer for svga. 37 */ 38 struct svga_vbuf_render { 39 struct vbuf_render base; 40 41 struct svga_context *svga; 42 struct vertex_info vertex_info; 43 44 unsigned vertex_size; 45 46 SVGA3dElementLayoutId layout_id; /**< current element layout id */ 47 48 enum pipe_prim_type prim; 49 50 struct pipe_resource *vbuf; 51 struct pipe_resource *ibuf; 52 struct pipe_transfer *vbuf_transfer; 53 struct pipe_transfer *ibuf_transfer; 54 55 void *vbuf_ptr; 56 57 /* current size of buffer */ 58 size_t vbuf_size; 59 size_t ibuf_size; 60 61 /* size of that the buffer should be */ 62 size_t vbuf_alloc_size; 63 size_t ibuf_alloc_size; 64 65 /* current write place */ 66 size_t vbuf_offset; 67 size_t ibuf_offset; 68 69 /* currently used */ 70 size_t vbuf_used; 71 72 SVGA3dVertexDecl vdecl[PIPE_MAX_ATTRIBS]; 73 unsigned vdecl_offset; 74 unsigned vdecl_count; 75 76 ushort min_index; 77 ushort max_index; 78 }; 79 80 /** 81 * Basically a cast wrapper. 82 */ 83 static inline struct svga_vbuf_render * 84 svga_vbuf_render( struct vbuf_render *render ) 85 { 86 assert(render); 87 return (struct svga_vbuf_render *)render; 88 } 89 90 91 struct vbuf_render * 92 svga_vbuf_render_create( struct svga_context *svga ); 93 94 95 enum pipe_error 96 svga_swtnl_update_vdecl( struct svga_context *svga ); 97 98 99 #endif 100