1 /********************************************************** 2 * Copyright 2007-2015 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 /* 27 * svga3d_limits.h -- 28 * 29 * SVGA 3d hardware limits 30 */ 31 32 #ifndef _SVGA3D_LIMITS_H_ 33 #define _SVGA3D_LIMITS_H_ 34 35 #define INCLUDE_ALLOW_MODULE 36 #define INCLUDE_ALLOW_USERLEVEL 37 #define INCLUDE_ALLOW_VMCORE 38 39 #include "includeCheck.h" 40 41 #define SVGA3D_NUM_CLIPPLANES 6 42 #define SVGA3D_MAX_RENDER_TARGETS 8 43 #define SVGA3D_MAX_SIMULTANEOUS_RENDER_TARGETS (SVGA3D_MAX_RENDER_TARGETS) 44 #define SVGA3D_MAX_UAVIEWS 8 45 #define SVGA3D_MAX_CONTEXT_IDS 256 46 #define SVGA3D_MAX_SURFACE_IDS (32 * 1024) 47 48 /* 49 * Maximum ID a shader can be assigned on a given context. 50 */ 51 #define SVGA3D_MAX_SHADERIDS 5000 52 /* 53 * Maximum number of shaders of a given type that can be defined 54 * (including all contexts). 55 */ 56 #define SVGA3D_MAX_SIMULTANEOUS_SHADERS 20000 57 58 #define SVGA3D_NUM_TEXTURE_UNITS 32 59 #define SVGA3D_NUM_LIGHTS 8 60 61 /* 62 * Maximum size in dwords of shader text the SVGA device will allow. 63 * Currently 8 MB. 64 */ 65 #define SVGA3D_MAX_SHADER_MEMORY_BYTES (8 * 1024 * 1024) 66 #define SVGA3D_MAX_SHADER_MEMORY (SVGA3D_MAX_SHADER_MEMORY_BYTES / \ 67 sizeof(uint32)) 68 69 #define SVGA3D_MAX_CLIP_PLANES 6 70 71 /* 72 * This is the limit to the number of fixed-function texture 73 * transforms and texture coordinates we can support. It does *not* 74 * correspond to the number of texture image units (samplers) we 75 * support! 76 */ 77 #define SVGA3D_MAX_TEXTURE_COORDS 8 78 79 /* 80 * Number of faces in a cubemap. 81 */ 82 #define SVGA3D_MAX_SURFACE_FACES 6 83 84 /* 85 * Maximum number of array indexes in a GB surface (with DX enabled). 86 */ 87 #define SVGA3D_SM4_MAX_SURFACE_ARRAYSIZE 512 88 #define SVGA3D_SM5_MAX_SURFACE_ARRAYSIZE 2048 89 #define SVGA3D_MAX_SURFACE_ARRAYSIZE SVGA3D_SM5_MAX_SURFACE_ARRAYSIZE 90 91 /* 92 * The maximum number of vertex arrays we're guaranteed to support in 93 * SVGA_3D_CMD_DRAWPRIMITIVES. 94 */ 95 #define SVGA3D_MAX_VERTEX_ARRAYS 32 96 97 /* 98 * The maximum number of primitive ranges we're guaranteed to support 99 * in SVGA_3D_CMD_DRAWPRIMITIVES. 100 */ 101 #define SVGA3D_MAX_DRAW_PRIMITIVE_RANGES 32 102 103 /* 104 * The maximum number of samples that can be contained in a surface. 105 */ 106 #define SVGA3D_MAX_SAMPLES 8 107 108 #endif // _SVGA3D_LIMITS_H_ 109