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  1. /**********************************************************
  2.  * Copyright 1998-2009 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. /*
  27.  * svga3d_reg.h --
  28.  *
  29.  *       SVGA 3D hardware definitions
  30.  */
  31.  
  32. #ifndef _SVGA3D_REG_H_
  33. #define _SVGA3D_REG_H_
  34.  
  35. #include "svga_reg.h"
  36.  
  37.  
  38. /*
  39.  * 3D Hardware Version
  40.  *
  41.  *   The hardware version is stored in the SVGA_FIFO_3D_HWVERSION fifo
  42.  *   register.   Is set by the host and read by the guest.  This lets
  43.  *   us make new guest drivers which are backwards-compatible with old
  44.  *   SVGA hardware revisions.  It does not let us support old guest
  45.  *   drivers.  Good enough for now.
  46.  *
  47.  */
  48.  
  49. #define SVGA3D_MAKE_HWVERSION(major, minor)      (((major) << 16) | ((minor) & 0xFF))
  50. #define SVGA3D_MAJOR_HWVERSION(version)          ((version) >> 16)
  51. #define SVGA3D_MINOR_HWVERSION(version)          ((version) & 0xFF)
  52.  
  53. typedef enum {
  54.    SVGA3D_HWVERSION_WS5_RC1   = SVGA3D_MAKE_HWVERSION(0, 1),
  55.    SVGA3D_HWVERSION_WS5_RC2   = SVGA3D_MAKE_HWVERSION(0, 2),
  56.    SVGA3D_HWVERSION_WS51_RC1  = SVGA3D_MAKE_HWVERSION(0, 3),
  57.    SVGA3D_HWVERSION_WS6_B1    = SVGA3D_MAKE_HWVERSION(1, 1),
  58.    SVGA3D_HWVERSION_FUSION_11 = SVGA3D_MAKE_HWVERSION(1, 4),
  59.    SVGA3D_HWVERSION_WS65_B1   = SVGA3D_MAKE_HWVERSION(2, 0),
  60.    SVGA3D_HWVERSION_WS8_B1    = SVGA3D_MAKE_HWVERSION(2, 1),
  61.    SVGA3D_HWVERSION_CURRENT   = SVGA3D_HWVERSION_WS8_B1,
  62. } SVGA3dHardwareVersion;
  63.  
  64. /*
  65.  * Generic Types
  66.  */
  67.  
  68. typedef uint32 SVGA3dBool; /* 32-bit Bool definition */
  69. #define SVGA3D_NUM_CLIPPLANES                   6
  70. #define SVGA3D_MAX_SIMULTANEOUS_RENDER_TARGETS  8
  71. #define SVGA3D_MAX_CONTEXT_IDS                  256
  72. #define SVGA3D_MAX_SURFACE_IDS                  (32 * 1024)
  73.  
  74. /*
  75.  * Surface formats.
  76.  *
  77.  * If you modify this list, be sure to keep GLUtil.c in sync. It
  78.  * includes the internal format definition of each surface in
  79.  * GLUtil_ConvertSurfaceFormat, and it contains a table of
  80.  * human-readable names in GLUtil_GetFormatName.
  81.  */
  82.  
  83. typedef enum SVGA3dSurfaceFormat {
  84.    SVGA3D_FORMAT_INVALID               = 0,
  85.  
  86.    SVGA3D_X8R8G8B8                     = 1,
  87.    SVGA3D_A8R8G8B8                     = 2,
  88.  
  89.    SVGA3D_R5G6B5                       = 3,
  90.    SVGA3D_X1R5G5B5                     = 4,
  91.    SVGA3D_A1R5G5B5                     = 5,
  92.    SVGA3D_A4R4G4B4                     = 6,
  93.  
  94.    SVGA3D_Z_D32                        = 7,
  95.    SVGA3D_Z_D16                        = 8,
  96.    SVGA3D_Z_D24S8                      = 9,
  97.    SVGA3D_Z_D15S1                      = 10,
  98.  
  99.    SVGA3D_LUMINANCE8                   = 11,
  100.    SVGA3D_LUMINANCE4_ALPHA4            = 12,
  101.    SVGA3D_LUMINANCE16                  = 13,
  102.    SVGA3D_LUMINANCE8_ALPHA8            = 14,
  103.  
  104.    SVGA3D_DXT1                         = 15,
  105.    SVGA3D_DXT2                         = 16,
  106.    SVGA3D_DXT3                         = 17,
  107.    SVGA3D_DXT4                         = 18,
  108.    SVGA3D_DXT5                         = 19,
  109.  
  110.    SVGA3D_BUMPU8V8                     = 20,
  111.    SVGA3D_BUMPL6V5U5                   = 21,
  112.    SVGA3D_BUMPX8L8V8U8                 = 22,
  113.    SVGA3D_BUMPL8V8U8                   = 23,
  114.  
  115.    SVGA3D_ARGB_S10E5                   = 24,   /* 16-bit floating-point ARGB */
  116.    SVGA3D_ARGB_S23E8                   = 25,   /* 32-bit floating-point ARGB */
  117.  
  118.    SVGA3D_A2R10G10B10                  = 26,
  119.  
  120.    /* signed formats */
  121.    SVGA3D_V8U8                         = 27,
  122.    SVGA3D_Q8W8V8U8                     = 28,
  123.    SVGA3D_CxV8U8                       = 29,
  124.  
  125.    /* mixed formats */
  126.    SVGA3D_X8L8V8U8                     = 30,
  127.    SVGA3D_A2W10V10U10                  = 31,
  128.  
  129.    SVGA3D_ALPHA8                       = 32,
  130.  
  131.    /* Single- and dual-component floating point formats */
  132.    SVGA3D_R_S10E5                      = 33,
  133.    SVGA3D_R_S23E8                      = 34,
  134.    SVGA3D_RG_S10E5                     = 35,
  135.    SVGA3D_RG_S23E8                     = 36,
  136.  
  137.    /*
  138.     * Any surface can be used as a buffer object, but SVGA3D_BUFFER is
  139.     * the most efficient format to use when creating new surfaces
  140.     * expressly for index or vertex data.
  141.     */
  142.  
  143.    SVGA3D_BUFFER                       = 37,
  144.  
  145.    SVGA3D_Z_D24X8                      = 38,
  146.  
  147.    SVGA3D_V16U16                       = 39,
  148.  
  149.    SVGA3D_G16R16                       = 40,
  150.    SVGA3D_A16B16G16R16                 = 41,
  151.  
  152.    /* Packed Video formats */
  153.    SVGA3D_UYVY                         = 42,
  154.    SVGA3D_YUY2                         = 43,
  155.  
  156.    /* Planar video formats */
  157.    SVGA3D_NV12                         = 44,
  158.  
  159.    /* Video format with alpha */
  160.    SVGA3D_AYUV                         = 45,
  161.  
  162.    SVGA3D_BC4_UNORM                    = 108,
  163.    SVGA3D_BC5_UNORM                    = 111,
  164.  
  165.    /* Advanced D3D9 depth formats. */
  166.    SVGA3D_Z_DF16                       = 118,
  167.    SVGA3D_Z_DF24                       = 119,
  168.    SVGA3D_Z_D24S8_INT                  = 120,
  169.  
  170.    SVGA3D_FORMAT_MAX
  171. } SVGA3dSurfaceFormat;
  172.  
  173. typedef uint32 SVGA3dColor; /* a, r, g, b */
  174.  
  175. /*
  176.  * These match the D3DFORMAT_OP definitions used by Direct3D. We need
  177.  * them so that we can query the host for what the supported surface
  178.  * operations are (when we're using the D3D backend, in particular),
  179.  * and so we can send those operations to the guest.
  180.  */
  181. typedef enum {
  182.    SVGA3DFORMAT_OP_TEXTURE                               = 0x00000001,
  183.    SVGA3DFORMAT_OP_VOLUMETEXTURE                         = 0x00000002,
  184.    SVGA3DFORMAT_OP_CUBETEXTURE                           = 0x00000004,
  185.    SVGA3DFORMAT_OP_OFFSCREEN_RENDERTARGET                = 0x00000008,
  186.    SVGA3DFORMAT_OP_SAME_FORMAT_RENDERTARGET              = 0x00000010,
  187.    SVGA3DFORMAT_OP_ZSTENCIL                              = 0x00000040,
  188.    SVGA3DFORMAT_OP_ZSTENCIL_WITH_ARBITRARY_COLOR_DEPTH   = 0x00000080,
  189.  
  190. /*
  191.  * This format can be used as a render target if the current display mode
  192.  * is the same depth if the alpha channel is ignored. e.g. if the device
  193.  * can render to A8R8G8B8 when the display mode is X8R8G8B8, then the
  194.  * format op list entry for A8R8G8B8 should have this cap.
  195.  */
  196.    SVGA3DFORMAT_OP_SAME_FORMAT_UP_TO_ALPHA_RENDERTARGET  = 0x00000100,
  197.  
  198. /*
  199.  * This format contains DirectDraw support (including Flip).  This flag
  200.  * should not to be set on alpha formats.
  201.  */
  202.    SVGA3DFORMAT_OP_DISPLAYMODE                           = 0x00000400,
  203.  
  204. /*
  205.  * The rasterizer can support some level of Direct3D support in this format
  206.  * and implies that the driver can create a Context in this mode (for some
  207.  * render target format).  When this flag is set, the SVGA3DFORMAT_OP_DISPLAYMODE
  208.  * flag must also be set.
  209.  */
  210.    SVGA3DFORMAT_OP_3DACCELERATION                        = 0x00000800,
  211.  
  212. /*
  213.  * This is set for a private format when the driver has put the bpp in
  214.  * the structure.
  215.  */
  216.    SVGA3DFORMAT_OP_PIXELSIZE                             = 0x00001000,
  217.  
  218. /*
  219.  * Indicates that this format can be converted to any RGB format for which
  220.  * SVGA3DFORMAT_OP_MEMBEROFGROUP_ARGB is specified
  221.  */
  222.    SVGA3DFORMAT_OP_CONVERT_TO_ARGB                       = 0x00002000,
  223.  
  224. /*
  225.  * Indicates that this format can be used to create offscreen plain surfaces.
  226.  */
  227.    SVGA3DFORMAT_OP_OFFSCREENPLAIN                        = 0x00004000,
  228.  
  229. /*
  230.  * Indicated that this format can be read as an SRGB texture (meaning that the
  231.  * sampler will linearize the looked up data)
  232.  */
  233.    SVGA3DFORMAT_OP_SRGBREAD                              = 0x00008000,
  234.  
  235. /*
  236.  * Indicates that this format can be used in the bumpmap instructions
  237.  */
  238.    SVGA3DFORMAT_OP_BUMPMAP                               = 0x00010000,
  239.  
  240. /*
  241.  * Indicates that this format can be sampled by the displacement map sampler
  242.  */
  243.    SVGA3DFORMAT_OP_DMAP                                  = 0x00020000,
  244.  
  245. /*
  246.  * Indicates that this format cannot be used with texture filtering
  247.  */
  248.    SVGA3DFORMAT_OP_NOFILTER                              = 0x00040000,
  249.  
  250. /*
  251.  * Indicates that format conversions are supported to this RGB format if
  252.  * SVGA3DFORMAT_OP_CONVERT_TO_ARGB is specified in the source format.
  253.  */
  254.    SVGA3DFORMAT_OP_MEMBEROFGROUP_ARGB                    = 0x00080000,
  255.  
  256. /*
  257.  * Indicated that this format can be written as an SRGB target (meaning that the
  258.  * pixel pipe will DE-linearize data on output to format)
  259.  */
  260.    SVGA3DFORMAT_OP_SRGBWRITE                             = 0x00100000,
  261.  
  262. /*
  263.  * Indicates that this format cannot be used with alpha blending
  264.  */
  265.    SVGA3DFORMAT_OP_NOALPHABLEND                          = 0x00200000,
  266.  
  267. /*
  268.  * Indicates that the device can auto-generated sublevels for resources
  269.  * of this format
  270.  */
  271.    SVGA3DFORMAT_OP_AUTOGENMIPMAP                         = 0x00400000,
  272.  
  273. /*
  274.  * Indicates that this format can be used by vertex texture sampler
  275.  */
  276.    SVGA3DFORMAT_OP_VERTEXTEXTURE                         = 0x00800000,
  277.  
  278. /*
  279.  * Indicates that this format supports neither texture coordinate wrap
  280.  * modes, nor mipmapping
  281.  */
  282.    SVGA3DFORMAT_OP_NOTEXCOORDWRAPNORMIP                  = 0x01000000
  283. } SVGA3dFormatOp;
  284.  
  285. /*
  286.  * This structure is a conversion of SVGA3DFORMAT_OP_*.
  287.  * Entries must be located at the same position.
  288.  */
  289. typedef union {
  290.    uint32 value;
  291.    struct {
  292.       uint32 texture : 1;
  293.       uint32 volumeTexture : 1;
  294.       uint32 cubeTexture : 1;
  295.       uint32 offscreenRenderTarget : 1;
  296.       uint32 sameFormatRenderTarget : 1;
  297.       uint32 unknown1 : 1;
  298.       uint32 zStencil : 1;
  299.       uint32 zStencilArbitraryDepth : 1;
  300.       uint32 sameFormatUpToAlpha : 1;
  301.       uint32 unknown2 : 1;
  302.       uint32 displayMode : 1;
  303.       uint32 acceleration3d : 1;
  304.       uint32 pixelSize : 1;
  305.       uint32 convertToARGB : 1;
  306.       uint32 offscreenPlain : 1;
  307.       uint32 sRGBRead : 1;
  308.       uint32 bumpMap : 1;
  309.       uint32 dmap : 1;
  310.       uint32 noFilter : 1;
  311.       uint32 memberOfGroupARGB : 1;
  312.       uint32 sRGBWrite : 1;
  313.       uint32 noAlphaBlend : 1;
  314.       uint32 autoGenMipMap : 1;
  315.       uint32 vertexTexture : 1;
  316.       uint32 noTexCoordWrapNorMip : 1;
  317.    };
  318. } SVGA3dSurfaceFormatCaps;
  319.  
  320. /*
  321.  * SVGA_3D_CMD_SETRENDERSTATE Types.  All value types
  322.  * must fit in a uint32.
  323.  */
  324.  
  325. typedef enum {
  326.    SVGA3D_RS_INVALID                   = 0,
  327.    SVGA3D_RS_ZENABLE                   = 1,     /* SVGA3dBool */
  328.    SVGA3D_RS_ZWRITEENABLE              = 2,     /* SVGA3dBool */
  329.    SVGA3D_RS_ALPHATESTENABLE           = 3,     /* SVGA3dBool */
  330.    SVGA3D_RS_DITHERENABLE              = 4,     /* SVGA3dBool */
  331.    SVGA3D_RS_BLENDENABLE               = 5,     /* SVGA3dBool */
  332.    SVGA3D_RS_FOGENABLE                 = 6,     /* SVGA3dBool */
  333.    SVGA3D_RS_SPECULARENABLE            = 7,     /* SVGA3dBool */
  334.    SVGA3D_RS_STENCILENABLE             = 8,     /* SVGA3dBool */
  335.    SVGA3D_RS_LIGHTINGENABLE            = 9,     /* SVGA3dBool */
  336.    SVGA3D_RS_NORMALIZENORMALS          = 10,    /* SVGA3dBool */
  337.    SVGA3D_RS_POINTSPRITEENABLE         = 11,    /* SVGA3dBool */
  338.    SVGA3D_RS_POINTSCALEENABLE          = 12,    /* SVGA3dBool */
  339.    SVGA3D_RS_STENCILREF                = 13,    /* uint32 */
  340.    SVGA3D_RS_STENCILMASK               = 14,    /* uint32 */
  341.    SVGA3D_RS_STENCILWRITEMASK          = 15,    /* uint32 */
  342.    SVGA3D_RS_FOGSTART                  = 16,    /* float */
  343.    SVGA3D_RS_FOGEND                    = 17,    /* float */
  344.    SVGA3D_RS_FOGDENSITY                = 18,    /* float */
  345.    SVGA3D_RS_POINTSIZE                 = 19,    /* float */
  346.    SVGA3D_RS_POINTSIZEMIN              = 20,    /* float */
  347.    SVGA3D_RS_POINTSIZEMAX              = 21,    /* float */
  348.    SVGA3D_RS_POINTSCALE_A              = 22,    /* float */
  349.    SVGA3D_RS_POINTSCALE_B              = 23,    /* float */
  350.    SVGA3D_RS_POINTSCALE_C              = 24,    /* float */
  351.    SVGA3D_RS_FOGCOLOR                  = 25,    /* SVGA3dColor */
  352.    SVGA3D_RS_AMBIENT                   = 26,    /* SVGA3dColor */
  353.    SVGA3D_RS_CLIPPLANEENABLE           = 27,    /* SVGA3dClipPlanes */
  354.    SVGA3D_RS_FOGMODE                   = 28,    /* SVGA3dFogMode */
  355.    SVGA3D_RS_FILLMODE                  = 29,    /* SVGA3dFillMode */
  356.    SVGA3D_RS_SHADEMODE                 = 30,    /* SVGA3dShadeMode */
  357.    SVGA3D_RS_LINEPATTERN               = 31,    /* SVGA3dLinePattern */
  358.    SVGA3D_RS_SRCBLEND                  = 32,    /* SVGA3dBlendOp */
  359.    SVGA3D_RS_DSTBLEND                  = 33,    /* SVGA3dBlendOp */
  360.    SVGA3D_RS_BLENDEQUATION             = 34,    /* SVGA3dBlendEquation */
  361.    SVGA3D_RS_CULLMODE                  = 35,    /* SVGA3dFace */
  362.    SVGA3D_RS_ZFUNC                     = 36,    /* SVGA3dCmpFunc */
  363.    SVGA3D_RS_ALPHAFUNC                 = 37,    /* SVGA3dCmpFunc */
  364.    SVGA3D_RS_STENCILFUNC               = 38,    /* SVGA3dCmpFunc */
  365.    SVGA3D_RS_STENCILFAIL               = 39,    /* SVGA3dStencilOp */
  366.    SVGA3D_RS_STENCILZFAIL              = 40,    /* SVGA3dStencilOp */
  367.    SVGA3D_RS_STENCILPASS               = 41,    /* SVGA3dStencilOp */
  368.    SVGA3D_RS_ALPHAREF                  = 42,    /* float (0.0 .. 1.0) */
  369.    SVGA3D_RS_FRONTWINDING              = 43,    /* SVGA3dFrontWinding */
  370.    SVGA3D_RS_COORDINATETYPE            = 44,    /* SVGA3dCoordinateType */
  371.    SVGA3D_RS_ZBIAS                     = 45,    /* float */
  372.    SVGA3D_RS_RANGEFOGENABLE            = 46,    /* SVGA3dBool */
  373.    SVGA3D_RS_COLORWRITEENABLE          = 47,    /* SVGA3dColorMask */
  374.    SVGA3D_RS_VERTEXMATERIALENABLE      = 48,    /* SVGA3dBool */
  375.    SVGA3D_RS_DIFFUSEMATERIALSOURCE     = 49,    /* SVGA3dVertexMaterial */
  376.    SVGA3D_RS_SPECULARMATERIALSOURCE    = 50,    /* SVGA3dVertexMaterial */
  377.    SVGA3D_RS_AMBIENTMATERIALSOURCE     = 51,    /* SVGA3dVertexMaterial */
  378.    SVGA3D_RS_EMISSIVEMATERIALSOURCE    = 52,    /* SVGA3dVertexMaterial */
  379.    SVGA3D_RS_TEXTUREFACTOR             = 53,    /* SVGA3dColor */
  380.    SVGA3D_RS_LOCALVIEWER               = 54,    /* SVGA3dBool */
  381.    SVGA3D_RS_SCISSORTESTENABLE         = 55,    /* SVGA3dBool */
  382.    SVGA3D_RS_BLENDCOLOR                = 56,    /* SVGA3dColor */
  383.    SVGA3D_RS_STENCILENABLE2SIDED       = 57,    /* SVGA3dBool */
  384.    SVGA3D_RS_CCWSTENCILFUNC            = 58,    /* SVGA3dCmpFunc */
  385.    SVGA3D_RS_CCWSTENCILFAIL            = 59,    /* SVGA3dStencilOp */
  386.    SVGA3D_RS_CCWSTENCILZFAIL           = 60,    /* SVGA3dStencilOp */
  387.    SVGA3D_RS_CCWSTENCILPASS            = 61,    /* SVGA3dStencilOp */
  388.    SVGA3D_RS_VERTEXBLEND               = 62,    /* SVGA3dVertexBlendFlags */
  389.    SVGA3D_RS_SLOPESCALEDEPTHBIAS       = 63,    /* float */
  390.    SVGA3D_RS_DEPTHBIAS                 = 64,    /* float */
  391.  
  392.  
  393.    /*
  394.     * Output Gamma Level
  395.     *
  396.     * Output gamma effects the gamma curve of colors that are output from the
  397.     * rendering pipeline.  A value of 1.0 specifies a linear color space. If the
  398.     * value is <= 0.0, gamma correction is ignored and linear color space is
  399.     * used.
  400.     */
  401.  
  402.    SVGA3D_RS_OUTPUTGAMMA               = 65,    /* float */
  403.    SVGA3D_RS_ZVISIBLE                  = 66,    /* SVGA3dBool */
  404.    SVGA3D_RS_LASTPIXEL                 = 67,    /* SVGA3dBool */
  405.    SVGA3D_RS_CLIPPING                  = 68,    /* SVGA3dBool */
  406.    SVGA3D_RS_WRAP0                     = 69,    /* SVGA3dWrapFlags */
  407.    SVGA3D_RS_WRAP1                     = 70,    /* SVGA3dWrapFlags */
  408.    SVGA3D_RS_WRAP2                     = 71,    /* SVGA3dWrapFlags */
  409.    SVGA3D_RS_WRAP3                     = 72,    /* SVGA3dWrapFlags */
  410.    SVGA3D_RS_WRAP4                     = 73,    /* SVGA3dWrapFlags */
  411.    SVGA3D_RS_WRAP5                     = 74,    /* SVGA3dWrapFlags */
  412.    SVGA3D_RS_WRAP6                     = 75,    /* SVGA3dWrapFlags */
  413.    SVGA3D_RS_WRAP7                     = 76,    /* SVGA3dWrapFlags */
  414.    SVGA3D_RS_WRAP8                     = 77,    /* SVGA3dWrapFlags */
  415.    SVGA3D_RS_WRAP9                     = 78,    /* SVGA3dWrapFlags */
  416.    SVGA3D_RS_WRAP10                    = 79,    /* SVGA3dWrapFlags */
  417.    SVGA3D_RS_WRAP11                    = 80,    /* SVGA3dWrapFlags */
  418.    SVGA3D_RS_WRAP12                    = 81,    /* SVGA3dWrapFlags */
  419.    SVGA3D_RS_WRAP13                    = 82,    /* SVGA3dWrapFlags */
  420.    SVGA3D_RS_WRAP14                    = 83,    /* SVGA3dWrapFlags */
  421.    SVGA3D_RS_WRAP15                    = 84,    /* SVGA3dWrapFlags */
  422.    SVGA3D_RS_MULTISAMPLEANTIALIAS      = 85,    /* SVGA3dBool */
  423.    SVGA3D_RS_MULTISAMPLEMASK           = 86,    /* uint32 */
  424.    SVGA3D_RS_INDEXEDVERTEXBLENDENABLE  = 87,    /* SVGA3dBool */
  425.    SVGA3D_RS_TWEENFACTOR               = 88,    /* float */
  426.    SVGA3D_RS_ANTIALIASEDLINEENABLE     = 89,    /* SVGA3dBool */
  427.    SVGA3D_RS_COLORWRITEENABLE1         = 90,    /* SVGA3dColorMask */
  428.    SVGA3D_RS_COLORWRITEENABLE2         = 91,    /* SVGA3dColorMask */
  429.    SVGA3D_RS_COLORWRITEENABLE3         = 92,    /* SVGA3dColorMask */
  430.    SVGA3D_RS_SEPARATEALPHABLENDENABLE  = 93,    /* SVGA3dBool */
  431.    SVGA3D_RS_SRCBLENDALPHA             = 94,    /* SVGA3dBlendOp */
  432.    SVGA3D_RS_DSTBLENDALPHA             = 95,    /* SVGA3dBlendOp */
  433.    SVGA3D_RS_BLENDEQUATIONALPHA        = 96,    /* SVGA3dBlendEquation */
  434.    SVGA3D_RS_TRANSPARENCYANTIALIAS     = 97,    /* SVGA3dTransparencyAntialiasType */
  435.    SVGA3D_RS_LINEAA                    = 98,    /* SVGA3dBool */
  436.    SVGA3D_RS_LINEWIDTH                 = 99,    /* float */
  437.    SVGA3D_RS_MAX
  438. } SVGA3dRenderStateName;
  439.  
  440. typedef enum {
  441.    SVGA3D_TRANSPARENCYANTIALIAS_NORMAL            = 0,
  442.    SVGA3D_TRANSPARENCYANTIALIAS_ALPHATOCOVERAGE   = 1,
  443.    SVGA3D_TRANSPARENCYANTIALIAS_SUPERSAMPLE       = 2,
  444.    SVGA3D_TRANSPARENCYANTIALIAS_MAX
  445. } SVGA3dTransparencyAntialiasType;
  446.  
  447. typedef enum {
  448.    SVGA3D_VERTEXMATERIAL_NONE     = 0,    /* Use the value in the current material */
  449.    SVGA3D_VERTEXMATERIAL_DIFFUSE  = 1,    /* Use the value in the diffuse component */
  450.    SVGA3D_VERTEXMATERIAL_SPECULAR = 2,    /* Use the value in the specular component */
  451. } SVGA3dVertexMaterial;
  452.  
  453. typedef enum {
  454.    SVGA3D_FILLMODE_INVALID = 0,
  455.    SVGA3D_FILLMODE_POINT   = 1,
  456.    SVGA3D_FILLMODE_LINE    = 2,
  457.    SVGA3D_FILLMODE_FILL    = 3,
  458.    SVGA3D_FILLMODE_MAX
  459. } SVGA3dFillModeType;
  460.  
  461.  
  462. typedef
  463. union {
  464.    struct {
  465.       uint16   mode;       /* SVGA3dFillModeType */
  466.       uint16   face;       /* SVGA3dFace */
  467.    };
  468.    uint32 uintValue;
  469. } SVGA3dFillMode;
  470.  
  471. typedef enum {
  472.    SVGA3D_SHADEMODE_INVALID = 0,
  473.    SVGA3D_SHADEMODE_FLAT    = 1,
  474.    SVGA3D_SHADEMODE_SMOOTH  = 2,
  475.    SVGA3D_SHADEMODE_PHONG   = 3,     /* Not supported */
  476.    SVGA3D_SHADEMODE_MAX
  477. } SVGA3dShadeMode;
  478.  
  479. typedef
  480. union {
  481.    struct {
  482.       uint16 repeat;
  483.       uint16 pattern;
  484.    };
  485.    uint32 uintValue;
  486. } SVGA3dLinePattern;
  487.  
  488. typedef enum {
  489.    SVGA3D_BLENDOP_INVALID            = 0,
  490.    SVGA3D_BLENDOP_ZERO               = 1,
  491.    SVGA3D_BLENDOP_ONE                = 2,
  492.    SVGA3D_BLENDOP_SRCCOLOR           = 3,
  493.    SVGA3D_BLENDOP_INVSRCCOLOR        = 4,
  494.    SVGA3D_BLENDOP_SRCALPHA           = 5,
  495.    SVGA3D_BLENDOP_INVSRCALPHA        = 6,
  496.    SVGA3D_BLENDOP_DESTALPHA          = 7,
  497.    SVGA3D_BLENDOP_INVDESTALPHA       = 8,
  498.    SVGA3D_BLENDOP_DESTCOLOR          = 9,
  499.    SVGA3D_BLENDOP_INVDESTCOLOR       = 10,
  500.    SVGA3D_BLENDOP_SRCALPHASAT        = 11,
  501.    SVGA3D_BLENDOP_BLENDFACTOR        = 12,
  502.    SVGA3D_BLENDOP_INVBLENDFACTOR     = 13,
  503.    SVGA3D_BLENDOP_MAX
  504. } SVGA3dBlendOp;
  505.  
  506. typedef enum {
  507.    SVGA3D_BLENDEQ_INVALID            = 0,
  508.    SVGA3D_BLENDEQ_ADD                = 1,
  509.    SVGA3D_BLENDEQ_SUBTRACT           = 2,
  510.    SVGA3D_BLENDEQ_REVSUBTRACT        = 3,
  511.    SVGA3D_BLENDEQ_MINIMUM            = 4,
  512.    SVGA3D_BLENDEQ_MAXIMUM            = 5,
  513.    SVGA3D_BLENDEQ_MAX
  514. } SVGA3dBlendEquation;
  515.  
  516. typedef enum {
  517.    SVGA3D_FRONTWINDING_INVALID = 0,
  518.    SVGA3D_FRONTWINDING_CW      = 1,
  519.    SVGA3D_FRONTWINDING_CCW     = 2,
  520.    SVGA3D_FRONTWINDING_MAX
  521. } SVGA3dFrontWinding;
  522.  
  523. typedef enum {
  524.    SVGA3D_FACE_INVALID  = 0,
  525.    SVGA3D_FACE_NONE     = 1,
  526.    SVGA3D_FACE_FRONT    = 2,
  527.    SVGA3D_FACE_BACK     = 3,
  528.    SVGA3D_FACE_FRONT_BACK = 4,
  529.    SVGA3D_FACE_MAX
  530. } SVGA3dFace;
  531.  
  532. /*
  533.  * The order and the values should not be changed
  534.  */
  535.  
  536. typedef enum {
  537.    SVGA3D_CMP_INVALID              = 0,
  538.    SVGA3D_CMP_NEVER                = 1,
  539.    SVGA3D_CMP_LESS                 = 2,
  540.    SVGA3D_CMP_EQUAL                = 3,
  541.    SVGA3D_CMP_LESSEQUAL            = 4,
  542.    SVGA3D_CMP_GREATER              = 5,
  543.    SVGA3D_CMP_NOTEQUAL             = 6,
  544.    SVGA3D_CMP_GREATEREQUAL         = 7,
  545.    SVGA3D_CMP_ALWAYS               = 8,
  546.    SVGA3D_CMP_MAX
  547. } SVGA3dCmpFunc;
  548.  
  549. /*
  550.  * SVGA3D_FOGFUNC_* specifies the fog equation, or PER_VERTEX which allows
  551.  * the fog factor to be specified in the alpha component of the specular
  552.  * (a.k.a. secondary) vertex color.
  553.  */
  554. typedef enum {
  555.    SVGA3D_FOGFUNC_INVALID          = 0,
  556.    SVGA3D_FOGFUNC_EXP              = 1,
  557.    SVGA3D_FOGFUNC_EXP2             = 2,
  558.    SVGA3D_FOGFUNC_LINEAR           = 3,
  559.    SVGA3D_FOGFUNC_PER_VERTEX       = 4
  560. } SVGA3dFogFunction;
  561.  
  562. /*
  563.  * SVGA3D_FOGTYPE_* specifies if fog factors are computed on a per-vertex
  564.  * or per-pixel basis.
  565.  */
  566. typedef enum {
  567.    SVGA3D_FOGTYPE_INVALID          = 0,
  568.    SVGA3D_FOGTYPE_VERTEX           = 1,
  569.    SVGA3D_FOGTYPE_PIXEL            = 2,
  570.    SVGA3D_FOGTYPE_MAX              = 3
  571. } SVGA3dFogType;
  572.  
  573. /*
  574.  * SVGA3D_FOGBASE_* selects depth or range-based fog. Depth-based fog is
  575.  * computed using the eye Z value of each pixel (or vertex), whereas range-
  576.  * based fog is computed using the actual distance (range) to the eye.
  577.  */
  578. typedef enum {
  579.    SVGA3D_FOGBASE_INVALID          = 0,
  580.    SVGA3D_FOGBASE_DEPTHBASED       = 1,
  581.    SVGA3D_FOGBASE_RANGEBASED       = 2,
  582.    SVGA3D_FOGBASE_MAX              = 3
  583. } SVGA3dFogBase;
  584.  
  585. typedef enum {
  586.    SVGA3D_STENCILOP_INVALID        = 0,
  587.    SVGA3D_STENCILOP_KEEP           = 1,
  588.    SVGA3D_STENCILOP_ZERO           = 2,
  589.    SVGA3D_STENCILOP_REPLACE        = 3,
  590.    SVGA3D_STENCILOP_INCRSAT        = 4,
  591.    SVGA3D_STENCILOP_DECRSAT        = 5,
  592.    SVGA3D_STENCILOP_INVERT         = 6,
  593.    SVGA3D_STENCILOP_INCR           = 7,
  594.    SVGA3D_STENCILOP_DECR           = 8,
  595.    SVGA3D_STENCILOP_MAX
  596. } SVGA3dStencilOp;
  597.  
  598. typedef enum {
  599.    SVGA3D_CLIPPLANE_0              = (1 << 0),
  600.    SVGA3D_CLIPPLANE_1              = (1 << 1),
  601.    SVGA3D_CLIPPLANE_2              = (1 << 2),
  602.    SVGA3D_CLIPPLANE_3              = (1 << 3),
  603.    SVGA3D_CLIPPLANE_4              = (1 << 4),
  604.    SVGA3D_CLIPPLANE_5              = (1 << 5),
  605. } SVGA3dClipPlanes;
  606.  
  607. typedef enum {
  608.    SVGA3D_CLEAR_COLOR              = 0x1,
  609.    SVGA3D_CLEAR_DEPTH              = 0x2,
  610.    SVGA3D_CLEAR_STENCIL            = 0x4
  611. } SVGA3dClearFlag;
  612.  
  613. typedef enum {
  614.    SVGA3D_RT_DEPTH                 = 0,
  615.    SVGA3D_RT_STENCIL               = 1,
  616.    SVGA3D_RT_COLOR0                = 2,
  617.    SVGA3D_RT_COLOR1                = 3,
  618.    SVGA3D_RT_COLOR2                = 4,
  619.    SVGA3D_RT_COLOR3                = 5,
  620.    SVGA3D_RT_COLOR4                = 6,
  621.    SVGA3D_RT_COLOR5                = 7,
  622.    SVGA3D_RT_COLOR6                = 8,
  623.    SVGA3D_RT_COLOR7                = 9,
  624.    SVGA3D_RT_MAX,
  625.    SVGA3D_RT_INVALID               = ((uint32)-1),
  626. } SVGA3dRenderTargetType;
  627.  
  628. #define SVGA3D_MAX_RT_COLOR (SVGA3D_RT_COLOR7 - SVGA3D_RT_COLOR0 + 1)
  629.  
  630. typedef
  631. union {
  632.    struct {
  633.       uint32  red   : 1;
  634.       uint32  green : 1;
  635.       uint32  blue  : 1;
  636.       uint32  alpha : 1;
  637.    };
  638.    uint32 uintValue;
  639. } SVGA3dColorMask;
  640.  
  641. typedef enum {
  642.    SVGA3D_VBLEND_DISABLE            = 0,
  643.    SVGA3D_VBLEND_1WEIGHT            = 1,
  644.    SVGA3D_VBLEND_2WEIGHT            = 2,
  645.    SVGA3D_VBLEND_3WEIGHT            = 3,
  646. } SVGA3dVertexBlendFlags;
  647.  
  648. typedef enum {
  649.    SVGA3D_WRAPCOORD_0   = 1 << 0,
  650.    SVGA3D_WRAPCOORD_1   = 1 << 1,
  651.    SVGA3D_WRAPCOORD_2   = 1 << 2,
  652.    SVGA3D_WRAPCOORD_3   = 1 << 3,
  653.    SVGA3D_WRAPCOORD_ALL = 0xF,
  654. } SVGA3dWrapFlags;
  655.  
  656. /*
  657.  * SVGA_3D_CMD_TEXTURESTATE Types.  All value types
  658.  * must fit in a uint32.
  659.  */
  660.  
  661. typedef enum {
  662.    SVGA3D_TS_INVALID                    = 0,
  663.    SVGA3D_TS_BIND_TEXTURE               = 1,    /* SVGA3dSurfaceId */
  664.    SVGA3D_TS_COLOROP                    = 2,    /* SVGA3dTextureCombiner */
  665.    SVGA3D_TS_COLORARG1                  = 3,    /* SVGA3dTextureArgData */
  666.    SVGA3D_TS_COLORARG2                  = 4,    /* SVGA3dTextureArgData */
  667.    SVGA3D_TS_ALPHAOP                    = 5,    /* SVGA3dTextureCombiner */
  668.    SVGA3D_TS_ALPHAARG1                  = 6,    /* SVGA3dTextureArgData */
  669.    SVGA3D_TS_ALPHAARG2                  = 7,    /* SVGA3dTextureArgData */
  670.    SVGA3D_TS_ADDRESSU                   = 8,    /* SVGA3dTextureAddress */
  671.    SVGA3D_TS_ADDRESSV                   = 9,    /* SVGA3dTextureAddress */
  672.    SVGA3D_TS_MIPFILTER                  = 10,   /* SVGA3dTextureFilter */
  673.    SVGA3D_TS_MAGFILTER                  = 11,   /* SVGA3dTextureFilter */
  674.    SVGA3D_TS_MINFILTER                  = 12,   /* SVGA3dTextureFilter */
  675.    SVGA3D_TS_BORDERCOLOR                = 13,   /* SVGA3dColor */
  676.    SVGA3D_TS_TEXCOORDINDEX              = 14,   /* uint32 */
  677.    SVGA3D_TS_TEXTURETRANSFORMFLAGS      = 15,   /* SVGA3dTexTransformFlags */
  678.    SVGA3D_TS_TEXCOORDGEN                = 16,   /* SVGA3dTextureCoordGen */
  679.    SVGA3D_TS_BUMPENVMAT00               = 17,   /* float */
  680.    SVGA3D_TS_BUMPENVMAT01               = 18,   /* float */
  681.    SVGA3D_TS_BUMPENVMAT10               = 19,   /* float */
  682.    SVGA3D_TS_BUMPENVMAT11               = 20,   /* float */
  683.    SVGA3D_TS_TEXTURE_MIPMAP_LEVEL       = 21,   /* uint32 */
  684.    SVGA3D_TS_TEXTURE_LOD_BIAS           = 22,   /* float */
  685.    SVGA3D_TS_TEXTURE_ANISOTROPIC_LEVEL  = 23,   /* uint32 */
  686.    SVGA3D_TS_ADDRESSW                   = 24,   /* SVGA3dTextureAddress */
  687.  
  688.  
  689.    /*
  690.     * Sampler Gamma Level
  691.     *
  692.     * Sampler gamma effects the color of samples taken from the sampler.  A
  693.     * value of 1.0 will produce linear samples.  If the value is <= 0.0 the
  694.     * gamma value is ignored and a linear space is used.
  695.     */
  696.  
  697.    SVGA3D_TS_GAMMA                      = 25,   /* float */
  698.    SVGA3D_TS_BUMPENVLSCALE              = 26,   /* float */
  699.    SVGA3D_TS_BUMPENVLOFFSET             = 27,   /* float */
  700.    SVGA3D_TS_COLORARG0                  = 28,   /* SVGA3dTextureArgData */
  701.    SVGA3D_TS_ALPHAARG0                  = 29,   /* SVGA3dTextureArgData */
  702.    SVGA3D_TS_MAX
  703. } SVGA3dTextureStateName;
  704.  
  705. typedef enum {
  706.    SVGA3D_TC_INVALID                   = 0,
  707.    SVGA3D_TC_DISABLE                   = 1,
  708.    SVGA3D_TC_SELECTARG1                = 2,
  709.    SVGA3D_TC_SELECTARG2                = 3,
  710.    SVGA3D_TC_MODULATE                  = 4,
  711.    SVGA3D_TC_ADD                       = 5,
  712.    SVGA3D_TC_ADDSIGNED                 = 6,
  713.    SVGA3D_TC_SUBTRACT                  = 7,
  714.    SVGA3D_TC_BLENDTEXTUREALPHA         = 8,
  715.    SVGA3D_TC_BLENDDIFFUSEALPHA         = 9,
  716.    SVGA3D_TC_BLENDCURRENTALPHA         = 10,
  717.    SVGA3D_TC_BLENDFACTORALPHA          = 11,
  718.    SVGA3D_TC_MODULATE2X                = 12,
  719.    SVGA3D_TC_MODULATE4X                = 13,
  720.    SVGA3D_TC_DSDT                      = 14,
  721.    SVGA3D_TC_DOTPRODUCT3               = 15,
  722.    SVGA3D_TC_BLENDTEXTUREALPHAPM       = 16,
  723.    SVGA3D_TC_ADDSIGNED2X               = 17,
  724.    SVGA3D_TC_ADDSMOOTH                 = 18,
  725.    SVGA3D_TC_PREMODULATE               = 19,
  726.    SVGA3D_TC_MODULATEALPHA_ADDCOLOR    = 20,
  727.    SVGA3D_TC_MODULATECOLOR_ADDALPHA    = 21,
  728.    SVGA3D_TC_MODULATEINVALPHA_ADDCOLOR = 22,
  729.    SVGA3D_TC_MODULATEINVCOLOR_ADDALPHA = 23,
  730.    SVGA3D_TC_BUMPENVMAPLUMINANCE       = 24,
  731.    SVGA3D_TC_MULTIPLYADD               = 25,
  732.    SVGA3D_TC_LERP                      = 26,
  733.    SVGA3D_TC_MAX
  734. } SVGA3dTextureCombiner;
  735.  
  736. #define SVGA3D_TC_CAP_BIT(svga3d_tc_op) (svga3d_tc_op ? (1 << (svga3d_tc_op - 1)) : 0)
  737.  
  738. typedef enum {
  739.    SVGA3D_TEX_ADDRESS_INVALID    = 0,
  740.    SVGA3D_TEX_ADDRESS_WRAP       = 1,
  741.    SVGA3D_TEX_ADDRESS_MIRROR     = 2,
  742.    SVGA3D_TEX_ADDRESS_CLAMP      = 3,
  743.    SVGA3D_TEX_ADDRESS_BORDER     = 4,
  744.    SVGA3D_TEX_ADDRESS_MIRRORONCE = 5,
  745.    SVGA3D_TEX_ADDRESS_EDGE       = 6,
  746.    SVGA3D_TEX_ADDRESS_MAX
  747. } SVGA3dTextureAddress;
  748.  
  749. /*
  750.  * SVGA3D_TEX_FILTER_NONE as the minification filter means mipmapping is
  751.  * disabled, and the rasterizer should use the magnification filter instead.
  752.  */
  753. typedef enum {
  754.    SVGA3D_TEX_FILTER_NONE           = 0,
  755.    SVGA3D_TEX_FILTER_NEAREST        = 1,
  756.    SVGA3D_TEX_FILTER_LINEAR         = 2,
  757.    SVGA3D_TEX_FILTER_ANISOTROPIC    = 3,
  758.    SVGA3D_TEX_FILTER_FLATCUBIC      = 4, // Deprecated, not implemented
  759.    SVGA3D_TEX_FILTER_GAUSSIANCUBIC  = 5, // Deprecated, not implemented
  760.    SVGA3D_TEX_FILTER_PYRAMIDALQUAD  = 6, // Not currently implemented
  761.    SVGA3D_TEX_FILTER_GAUSSIANQUAD   = 7, // Not currently implemented
  762.    SVGA3D_TEX_FILTER_MAX
  763. } SVGA3dTextureFilter;
  764.  
  765. typedef enum {
  766.    SVGA3D_TEX_TRANSFORM_OFF    = 0,
  767.    SVGA3D_TEX_TRANSFORM_S      = (1 << 0),
  768.    SVGA3D_TEX_TRANSFORM_T      = (1 << 1),
  769.    SVGA3D_TEX_TRANSFORM_R      = (1 << 2),
  770.    SVGA3D_TEX_TRANSFORM_Q      = (1 << 3),
  771.    SVGA3D_TEX_PROJECTED        = (1 << 15),
  772. } SVGA3dTexTransformFlags;
  773.  
  774. typedef enum {
  775.    SVGA3D_TEXCOORD_GEN_OFF              = 0,
  776.    SVGA3D_TEXCOORD_GEN_EYE_POSITION     = 1,
  777.    SVGA3D_TEXCOORD_GEN_EYE_NORMAL       = 2,
  778.    SVGA3D_TEXCOORD_GEN_REFLECTIONVECTOR = 3,
  779.    SVGA3D_TEXCOORD_GEN_SPHERE           = 4,
  780.    SVGA3D_TEXCOORD_GEN_MAX
  781. } SVGA3dTextureCoordGen;
  782.  
  783. /*
  784.  * Texture argument constants for texture combiner
  785.  */
  786. typedef enum {
  787.    SVGA3D_TA_INVALID    = 0,
  788.    SVGA3D_TA_CONSTANT   = 1,
  789.    SVGA3D_TA_PREVIOUS   = 2,
  790.    SVGA3D_TA_DIFFUSE    = 3,
  791.    SVGA3D_TA_TEXTURE    = 4,
  792.    SVGA3D_TA_SPECULAR   = 5,
  793.    SVGA3D_TA_MAX
  794. } SVGA3dTextureArgData;
  795.  
  796. #define SVGA3D_TM_MASK_LEN 4
  797.  
  798. /* Modifiers for texture argument constants defined above. */
  799. typedef enum {
  800.    SVGA3D_TM_NONE       = 0,
  801.    SVGA3D_TM_ALPHA      = (1 << SVGA3D_TM_MASK_LEN),
  802.    SVGA3D_TM_ONE_MINUS  = (2 << SVGA3D_TM_MASK_LEN),
  803. } SVGA3dTextureArgModifier;
  804.  
  805. #define SVGA3D_INVALID_ID         ((uint32)-1)
  806. #define SVGA3D_MAX_CLIP_PLANES    6
  807.  
  808. /*
  809.  * This is the limit to the number of fixed-function texture
  810.  * transforms and texture coordinates we can support. It does *not*
  811.  * correspond to the number of texture image units (samplers) we
  812.  * support!
  813.  */
  814. #define SVGA3D_MAX_TEXTURE_COORDS 8
  815.  
  816. /*
  817.  * Vertex declarations
  818.  *
  819.  * Notes:
  820.  *
  821.  * SVGA3D_DECLUSAGE_POSITIONT is for pre-transformed vertices. If you
  822.  * draw with any POSITIONT vertex arrays, the programmable vertex
  823.  * pipeline will be implicitly disabled. Drawing will take place as if
  824.  * no vertex shader was bound.
  825.  */
  826.  
  827. typedef enum {
  828.    SVGA3D_DECLUSAGE_POSITION     = 0,
  829.    SVGA3D_DECLUSAGE_BLENDWEIGHT,       //  1
  830.    SVGA3D_DECLUSAGE_BLENDINDICES,      //  2
  831.    SVGA3D_DECLUSAGE_NORMAL,            //  3
  832.    SVGA3D_DECLUSAGE_PSIZE,             //  4
  833.    SVGA3D_DECLUSAGE_TEXCOORD,          //  5
  834.    SVGA3D_DECLUSAGE_TANGENT,           //  6
  835.    SVGA3D_DECLUSAGE_BINORMAL,          //  7
  836.    SVGA3D_DECLUSAGE_TESSFACTOR,        //  8
  837.    SVGA3D_DECLUSAGE_POSITIONT,         //  9
  838.    SVGA3D_DECLUSAGE_COLOR,             // 10
  839.    SVGA3D_DECLUSAGE_FOG,               // 11
  840.    SVGA3D_DECLUSAGE_DEPTH,             // 12
  841.    SVGA3D_DECLUSAGE_SAMPLE,            // 13
  842.    SVGA3D_DECLUSAGE_MAX
  843. } SVGA3dDeclUsage;
  844.  
  845. typedef enum {
  846.    SVGA3D_DECLMETHOD_DEFAULT     = 0,
  847.    SVGA3D_DECLMETHOD_PARTIALU,
  848.    SVGA3D_DECLMETHOD_PARTIALV,
  849.    SVGA3D_DECLMETHOD_CROSSUV,          // Normal
  850.    SVGA3D_DECLMETHOD_UV,
  851.    SVGA3D_DECLMETHOD_LOOKUP,           // Lookup a displacement map
  852.    SVGA3D_DECLMETHOD_LOOKUPPRESAMPLED, // Lookup a pre-sampled displacement map
  853. } SVGA3dDeclMethod;
  854.  
  855. typedef enum {
  856.    SVGA3D_DECLTYPE_FLOAT1        =  0,
  857.    SVGA3D_DECLTYPE_FLOAT2        =  1,
  858.    SVGA3D_DECLTYPE_FLOAT3        =  2,
  859.    SVGA3D_DECLTYPE_FLOAT4        =  3,
  860.    SVGA3D_DECLTYPE_D3DCOLOR      =  4,
  861.    SVGA3D_DECLTYPE_UBYTE4        =  5,
  862.    SVGA3D_DECLTYPE_SHORT2        =  6,
  863.    SVGA3D_DECLTYPE_SHORT4        =  7,
  864.    SVGA3D_DECLTYPE_UBYTE4N       =  8,
  865.    SVGA3D_DECLTYPE_SHORT2N       =  9,
  866.    SVGA3D_DECLTYPE_SHORT4N       = 10,
  867.    SVGA3D_DECLTYPE_USHORT2N      = 11,
  868.    SVGA3D_DECLTYPE_USHORT4N      = 12,
  869.    SVGA3D_DECLTYPE_UDEC3         = 13,
  870.    SVGA3D_DECLTYPE_DEC3N         = 14,
  871.    SVGA3D_DECLTYPE_FLOAT16_2     = 15,
  872.    SVGA3D_DECLTYPE_FLOAT16_4     = 16,
  873.    SVGA3D_DECLTYPE_MAX,
  874. } SVGA3dDeclType;
  875.  
  876. /*
  877.  * This structure is used for the divisor for geometry instancing;
  878.  * it's a direct translation of the Direct3D equivalent.
  879.  */
  880. typedef union {
  881.    struct {
  882.       /*
  883.        * For index data, this number represents the number of instances to draw.
  884.        * For instance data, this number represents the number of
  885.        * instances/vertex in this stream
  886.        */
  887.       uint32 count : 30;
  888.  
  889.       /*
  890.        * This is 1 if this is supposed to be the data that is repeated for
  891.        * every instance.
  892.        */
  893.       uint32 indexedData : 1;
  894.  
  895.       /*
  896.        * This is 1 if this is supposed to be the per-instance data.
  897.        */
  898.       uint32 instanceData : 1;
  899.    };
  900.  
  901.    uint32 value;
  902. } SVGA3dVertexDivisor;
  903.  
  904. typedef enum {
  905.    SVGA3D_PRIMITIVE_INVALID                     = 0,
  906.    SVGA3D_PRIMITIVE_TRIANGLELIST                = 1,
  907.    SVGA3D_PRIMITIVE_POINTLIST                   = 2,
  908.    SVGA3D_PRIMITIVE_LINELIST                    = 3,
  909.    SVGA3D_PRIMITIVE_LINESTRIP                   = 4,
  910.    SVGA3D_PRIMITIVE_TRIANGLESTRIP               = 5,
  911.    SVGA3D_PRIMITIVE_TRIANGLEFAN                 = 6,
  912.    SVGA3D_PRIMITIVE_MAX
  913. } SVGA3dPrimitiveType;
  914.  
  915. typedef enum {
  916.    SVGA3D_COORDINATE_INVALID                   = 0,
  917.    SVGA3D_COORDINATE_LEFTHANDED                = 1,
  918.    SVGA3D_COORDINATE_RIGHTHANDED               = 2,
  919.    SVGA3D_COORDINATE_MAX
  920. } SVGA3dCoordinateType;
  921.  
  922. typedef enum {
  923.    SVGA3D_TRANSFORM_INVALID                     = 0,
  924.    SVGA3D_TRANSFORM_WORLD                       = 1,
  925.    SVGA3D_TRANSFORM_VIEW                        = 2,
  926.    SVGA3D_TRANSFORM_PROJECTION                  = 3,
  927.    SVGA3D_TRANSFORM_TEXTURE0                    = 4,
  928.    SVGA3D_TRANSFORM_TEXTURE1                    = 5,
  929.    SVGA3D_TRANSFORM_TEXTURE2                    = 6,
  930.    SVGA3D_TRANSFORM_TEXTURE3                    = 7,
  931.    SVGA3D_TRANSFORM_TEXTURE4                    = 8,
  932.    SVGA3D_TRANSFORM_TEXTURE5                    = 9,
  933.    SVGA3D_TRANSFORM_TEXTURE6                    = 10,
  934.    SVGA3D_TRANSFORM_TEXTURE7                    = 11,
  935.    SVGA3D_TRANSFORM_WORLD1                      = 12,
  936.    SVGA3D_TRANSFORM_WORLD2                      = 13,
  937.    SVGA3D_TRANSFORM_WORLD3                      = 14,
  938.    SVGA3D_TRANSFORM_MAX
  939. } SVGA3dTransformType;
  940.  
  941. typedef enum {
  942.    SVGA3D_LIGHTTYPE_INVALID                     = 0,
  943.    SVGA3D_LIGHTTYPE_POINT                       = 1,
  944.    SVGA3D_LIGHTTYPE_SPOT1                       = 2, /* 1-cone, in degrees */
  945.    SVGA3D_LIGHTTYPE_SPOT2                       = 3, /* 2-cone, in radians */
  946.    SVGA3D_LIGHTTYPE_DIRECTIONAL                 = 4,
  947.    SVGA3D_LIGHTTYPE_MAX
  948. } SVGA3dLightType;
  949.  
  950. typedef enum {
  951.    SVGA3D_CUBEFACE_POSX                         = 0,
  952.    SVGA3D_CUBEFACE_NEGX                         = 1,
  953.    SVGA3D_CUBEFACE_POSY                         = 2,
  954.    SVGA3D_CUBEFACE_NEGY                         = 3,
  955.    SVGA3D_CUBEFACE_POSZ                         = 4,
  956.    SVGA3D_CUBEFACE_NEGZ                         = 5,
  957. } SVGA3dCubeFace;
  958.  
  959. typedef enum {
  960.    SVGA3D_SHADERTYPE_VS                         = 1,
  961.    SVGA3D_SHADERTYPE_PS                         = 2,
  962.    SVGA3D_SHADERTYPE_MAX
  963. } SVGA3dShaderType;
  964.  
  965. typedef enum {
  966.    SVGA3D_CONST_TYPE_FLOAT                      = 0,
  967.    SVGA3D_CONST_TYPE_INT                        = 1,
  968.    SVGA3D_CONST_TYPE_BOOL                       = 2,
  969. } SVGA3dShaderConstType;
  970.  
  971. #define SVGA3D_MAX_SURFACE_FACES                6
  972.  
  973. typedef enum {
  974.    SVGA3D_STRETCH_BLT_POINT                     = 0,
  975.    SVGA3D_STRETCH_BLT_LINEAR                    = 1,
  976.    SVGA3D_STRETCH_BLT_MAX
  977. } SVGA3dStretchBltMode;
  978.  
  979. typedef enum {
  980.    SVGA3D_QUERYTYPE_OCCLUSION                   = 0,
  981.    SVGA3D_QUERYTYPE_MAX
  982. } SVGA3dQueryType;
  983.  
  984. typedef enum {
  985.    SVGA3D_QUERYSTATE_PENDING     = 0,      /* Waiting on the host (set by guest) */
  986.    SVGA3D_QUERYSTATE_SUCCEEDED   = 1,      /* Completed successfully (set by host) */
  987.    SVGA3D_QUERYSTATE_FAILED      = 2,      /* Completed unsuccessfully (set by host) */
  988.    SVGA3D_QUERYSTATE_NEW         = 3,      /* Never submitted (For guest use only) */
  989. } SVGA3dQueryState;
  990.  
  991. typedef enum {
  992.    SVGA3D_WRITE_HOST_VRAM        = 1,
  993.    SVGA3D_READ_HOST_VRAM         = 2,
  994. } SVGA3dTransferType;
  995.  
  996. /*
  997.  * The maximum number of vertex arrays we're guaranteed to support in
  998.  * SVGA_3D_CMD_DRAWPRIMITIVES.
  999.  */
  1000. #define SVGA3D_MAX_VERTEX_ARRAYS   32
  1001.  
  1002. /*
  1003.  * The maximum number of primitive ranges we're guaranteed to support
  1004.  * in SVGA_3D_CMD_DRAWPRIMITIVES.
  1005.  */
  1006. #define SVGA3D_MAX_DRAW_PRIMITIVE_RANGES 32
  1007.  
  1008. /*
  1009.  * Identifiers for commands in the command FIFO.
  1010.  *
  1011.  * IDs between 1000 and 1039 (inclusive) were used by obsolete versions of
  1012.  * the SVGA3D protocol and remain reserved; they should not be used in the
  1013.  * future.
  1014.  *
  1015.  * IDs between 1040 and 1999 (inclusive) are available for use by the
  1016.  * current SVGA3D protocol.
  1017.  *
  1018.  * FIFO clients other than SVGA3D should stay below 1000, or at 2000
  1019.  * and up.
  1020.  */
  1021.  
  1022. #define SVGA_3D_CMD_LEGACY_BASE            1000
  1023. #define SVGA_3D_CMD_BASE                   1040
  1024.  
  1025. #define SVGA_3D_CMD_SURFACE_DEFINE         SVGA_3D_CMD_BASE + 0     // Deprecated
  1026. #define SVGA_3D_CMD_SURFACE_DESTROY        SVGA_3D_CMD_BASE + 1
  1027. #define SVGA_3D_CMD_SURFACE_COPY           SVGA_3D_CMD_BASE + 2
  1028. #define SVGA_3D_CMD_SURFACE_STRETCHBLT     SVGA_3D_CMD_BASE + 3
  1029. #define SVGA_3D_CMD_SURFACE_DMA            SVGA_3D_CMD_BASE + 4
  1030. #define SVGA_3D_CMD_CONTEXT_DEFINE         SVGA_3D_CMD_BASE + 5
  1031. #define SVGA_3D_CMD_CONTEXT_DESTROY        SVGA_3D_CMD_BASE + 6
  1032. #define SVGA_3D_CMD_SETTRANSFORM           SVGA_3D_CMD_BASE + 7
  1033. #define SVGA_3D_CMD_SETZRANGE              SVGA_3D_CMD_BASE + 8
  1034. #define SVGA_3D_CMD_SETRENDERSTATE         SVGA_3D_CMD_BASE + 9
  1035. #define SVGA_3D_CMD_SETRENDERTARGET        SVGA_3D_CMD_BASE + 10
  1036. #define SVGA_3D_CMD_SETTEXTURESTATE        SVGA_3D_CMD_BASE + 11
  1037. #define SVGA_3D_CMD_SETMATERIAL            SVGA_3D_CMD_BASE + 12
  1038. #define SVGA_3D_CMD_SETLIGHTDATA           SVGA_3D_CMD_BASE + 13
  1039. #define SVGA_3D_CMD_SETLIGHTENABLED        SVGA_3D_CMD_BASE + 14
  1040. #define SVGA_3D_CMD_SETVIEWPORT            SVGA_3D_CMD_BASE + 15
  1041. #define SVGA_3D_CMD_SETCLIPPLANE           SVGA_3D_CMD_BASE + 16
  1042. #define SVGA_3D_CMD_CLEAR                  SVGA_3D_CMD_BASE + 17
  1043. #define SVGA_3D_CMD_PRESENT                SVGA_3D_CMD_BASE + 18    // Deprecated
  1044. #define SVGA_3D_CMD_SHADER_DEFINE          SVGA_3D_CMD_BASE + 19
  1045. #define SVGA_3D_CMD_SHADER_DESTROY         SVGA_3D_CMD_BASE + 20
  1046. #define SVGA_3D_CMD_SET_SHADER             SVGA_3D_CMD_BASE + 21
  1047. #define SVGA_3D_CMD_SET_SHADER_CONST       SVGA_3D_CMD_BASE + 22
  1048. #define SVGA_3D_CMD_DRAW_PRIMITIVES        SVGA_3D_CMD_BASE + 23
  1049. #define SVGA_3D_CMD_SETSCISSORRECT         SVGA_3D_CMD_BASE + 24
  1050. #define SVGA_3D_CMD_BEGIN_QUERY            SVGA_3D_CMD_BASE + 25
  1051. #define SVGA_3D_CMD_END_QUERY              SVGA_3D_CMD_BASE + 26
  1052. #define SVGA_3D_CMD_WAIT_FOR_QUERY         SVGA_3D_CMD_BASE + 27
  1053. #define SVGA_3D_CMD_PRESENT_READBACK       SVGA_3D_CMD_BASE + 28    // Deprecated
  1054. #define SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN SVGA_3D_CMD_BASE + 29
  1055. #define SVGA_3D_CMD_SURFACE_DEFINE_V2      SVGA_3D_CMD_BASE + 30
  1056. #define SVGA_3D_CMD_GENERATE_MIPMAPS       SVGA_3D_CMD_BASE + 31
  1057. #define SVGA_3D_CMD_ACTIVATE_SURFACE       SVGA_3D_CMD_BASE + 40
  1058. #define SVGA_3D_CMD_DEACTIVATE_SURFACE     SVGA_3D_CMD_BASE + 41
  1059. #define SVGA_3D_CMD_MAX                    SVGA_3D_CMD_BASE + 42
  1060.  
  1061. #define SVGA_3D_CMD_FUTURE_MAX             2000
  1062.  
  1063. /*
  1064.  * Common substructures used in multiple FIFO commands:
  1065.  */
  1066.  
  1067. typedef struct {
  1068.    union {
  1069.       struct {
  1070.          uint16  function;       // SVGA3dFogFunction
  1071.          uint8   type;           // SVGA3dFogType
  1072.          uint8   base;           // SVGA3dFogBase
  1073.       };
  1074.       uint32     uintValue;
  1075.    };
  1076. } SVGA3dFogMode;
  1077.  
  1078. /*
  1079.  * Uniquely identify one image (a 1D/2D/3D array) from a surface. This
  1080.  * is a surface ID as well as face/mipmap indices.
  1081.  */
  1082.  
  1083. typedef
  1084. struct SVGA3dSurfaceImageId {
  1085.    uint32               sid;
  1086.    uint32               face;
  1087.    uint32               mipmap;
  1088. } SVGA3dSurfaceImageId;
  1089.  
  1090. typedef
  1091. struct SVGA3dGuestImage {
  1092.    SVGAGuestPtr         ptr;
  1093.  
  1094.    /*
  1095.     * A note on interpretation of pitch: This value of pitch is the
  1096.     * number of bytes between vertically adjacent image
  1097.     * blocks. Normally this is the number of bytes between the first
  1098.     * pixel of two adjacent scanlines. With compressed textures,
  1099.     * however, this may represent the number of bytes between
  1100.     * compression blocks rather than between rows of pixels.
  1101.     *
  1102.     * XXX: Compressed textures currently must be tightly packed in guest memory.
  1103.     *
  1104.     * If the image is 1-dimensional, pitch is ignored.
  1105.     *
  1106.     * If 'pitch' is zero, the SVGA3D device calculates a pitch value
  1107.     * assuming each row of blocks is tightly packed.
  1108.     */
  1109.    uint32 pitch;
  1110. } SVGA3dGuestImage;
  1111.  
  1112.  
  1113. /*
  1114.  * FIFO command format definitions:
  1115.  */
  1116.  
  1117. /*
  1118.  * The data size header following cmdNum for every 3d command
  1119.  */
  1120. typedef
  1121. struct {
  1122.    uint32               id;
  1123.    uint32               size;
  1124. } SVGA3dCmdHeader;
  1125.  
  1126. /*
  1127.  * A surface is a hierarchy of host VRAM surfaces: 1D, 2D, or 3D, with
  1128.  * optional mipmaps and cube faces.
  1129.  */
  1130.  
  1131. typedef
  1132. struct {
  1133.    uint32               width;
  1134.    uint32               height;
  1135.    uint32               depth;
  1136. } SVGA3dSize;
  1137.  
  1138. typedef enum {
  1139.    SVGA3D_SURFACE_CUBEMAP              = (1 << 0),
  1140.    SVGA3D_SURFACE_HINT_STATIC          = (1 << 1),
  1141.    SVGA3D_SURFACE_HINT_DYNAMIC         = (1 << 2),
  1142.    SVGA3D_SURFACE_HINT_INDEXBUFFER     = (1 << 3),
  1143.    SVGA3D_SURFACE_HINT_VERTEXBUFFER    = (1 << 4),
  1144.    SVGA3D_SURFACE_HINT_TEXTURE         = (1 << 5),
  1145.    SVGA3D_SURFACE_HINT_RENDERTARGET    = (1 << 6),
  1146.    SVGA3D_SURFACE_HINT_DEPTHSTENCIL    = (1 << 7),
  1147.    SVGA3D_SURFACE_HINT_WRITEONLY       = (1 << 8),
  1148.    SVGA3D_SURFACE_MASKABLE_ANTIALIAS   = (1 << 9),
  1149.    SVGA3D_SURFACE_AUTOGENMIPMAPS       = (1 << 10),
  1150.    SVGA3D_SURFACE_HINT_VOLUME          = (1 << 15),
  1151. } SVGA3dSurfaceFlags;
  1152.  
  1153. typedef
  1154. struct {
  1155.    uint32               numMipLevels;
  1156. } SVGA3dSurfaceFace;
  1157.  
  1158. typedef
  1159. struct {
  1160.    uint32                      sid;
  1161.    SVGA3dSurfaceFlags          surfaceFlags;
  1162.    SVGA3dSurfaceFormat         format;
  1163.    /*
  1164.     * If surfaceFlags has SVGA3D_SURFACE_CUBEMAP bit set, all SVGA3dSurfaceFace
  1165.     * structures must have the same value of numMipLevels field.
  1166.     * Otherwise, all but the first SVGA3dSurfaceFace structures must have the
  1167.     * numMipLevels set to 0.
  1168.     */
  1169.    SVGA3dSurfaceFace           face[SVGA3D_MAX_SURFACE_FACES];
  1170.    /*
  1171.     * Followed by an SVGA3dSize structure for each mip level in each face.
  1172.     *
  1173.     * A note on surface sizes: Sizes are always specified in pixels,
  1174.     * even if the true surface size is not a multiple of the minimum
  1175.     * block size of the surface's format. For example, a 3x3x1 DXT1
  1176.     * compressed texture would actually be stored as a 4x4x1 image in
  1177.     * memory.
  1178.     */
  1179. } SVGA3dCmdDefineSurface;       /* SVGA_3D_CMD_SURFACE_DEFINE */
  1180.  
  1181. typedef
  1182. struct {
  1183.    uint32                      sid;
  1184.    SVGA3dSurfaceFlags          surfaceFlags;
  1185.    SVGA3dSurfaceFormat         format;
  1186.    /*
  1187.     * If surfaceFlags has SVGA3D_SURFACE_CUBEMAP bit set, all SVGA3dSurfaceFace
  1188.     * structures must have the same value of numMipLevels field.
  1189.     * Otherwise, all but the first SVGA3dSurfaceFace structures must have the
  1190.     * numMipLevels set to 0.
  1191.     */
  1192.    SVGA3dSurfaceFace           face[SVGA3D_MAX_SURFACE_FACES];
  1193.    uint32                      multisampleCount;
  1194.    SVGA3dTextureFilter         autogenFilter;
  1195.    /*
  1196.     * Followed by an SVGA3dSize structure for each mip level in each face.
  1197.     *
  1198.     * A note on surface sizes: Sizes are always specified in pixels,
  1199.     * even if the true surface size is not a multiple of the minimum
  1200.     * block size of the surface's format. For example, a 3x3x1 DXT1
  1201.     * compressed texture would actually be stored as a 4x4x1 image in
  1202.     * memory.
  1203.     */
  1204. } SVGA3dCmdDefineSurface_v2;     /* SVGA_3D_CMD_SURFACE_DEFINE_V2 */
  1205.  
  1206. typedef
  1207. struct {
  1208.    uint32               sid;
  1209. } SVGA3dCmdDestroySurface;      /* SVGA_3D_CMD_SURFACE_DESTROY */
  1210.  
  1211. typedef
  1212. struct {
  1213.    uint32               cid;
  1214. } SVGA3dCmdDefineContext;       /* SVGA_3D_CMD_CONTEXT_DEFINE */
  1215.  
  1216. typedef
  1217. struct {
  1218.    uint32               cid;
  1219. } SVGA3dCmdDestroyContext;      /* SVGA_3D_CMD_CONTEXT_DESTROY */
  1220.  
  1221. typedef
  1222. struct {
  1223.    uint32               cid;
  1224.    SVGA3dClearFlag      clearFlag;
  1225.    uint32               color;
  1226.    float                depth;
  1227.    uint32               stencil;
  1228.    /* Followed by variable number of SVGA3dRect structures */
  1229. } SVGA3dCmdClear;               /* SVGA_3D_CMD_CLEAR */
  1230.  
  1231. typedef
  1232. struct SVGA3dCopyRect {
  1233.    uint32               x;
  1234.    uint32               y;
  1235.    uint32               w;
  1236.    uint32               h;
  1237.    uint32               srcx;
  1238.    uint32               srcy;
  1239. } SVGA3dCopyRect;
  1240.  
  1241. typedef
  1242. struct SVGA3dCopyBox {
  1243.    uint32               x;
  1244.    uint32               y;
  1245.    uint32               z;
  1246.    uint32               w;
  1247.    uint32               h;
  1248.    uint32               d;
  1249.    uint32               srcx;
  1250.    uint32               srcy;
  1251.    uint32               srcz;
  1252. } SVGA3dCopyBox;
  1253.  
  1254. typedef
  1255. struct {
  1256.    uint32               x;
  1257.    uint32               y;
  1258.    uint32               w;
  1259.    uint32               h;
  1260. } SVGA3dRect;
  1261.  
  1262. typedef
  1263. struct {
  1264.    uint32               x;
  1265.    uint32               y;
  1266.    uint32               z;
  1267.    uint32               w;
  1268.    uint32               h;
  1269.    uint32               d;
  1270. } SVGA3dBox;
  1271.  
  1272. typedef
  1273. struct {
  1274.    uint32               x;
  1275.    uint32               y;
  1276.    uint32               z;
  1277. } SVGA3dPoint;
  1278.  
  1279. typedef
  1280. struct {
  1281.    SVGA3dLightType      type;
  1282.    SVGA3dBool           inWorldSpace;
  1283.    float                diffuse[4];
  1284.    float                specular[4];
  1285.    float                ambient[4];
  1286.    float                position[4];
  1287.    float                direction[4];
  1288.    float                range;
  1289.    float                falloff;
  1290.    float                attenuation0;
  1291.    float                attenuation1;
  1292.    float                attenuation2;
  1293.    float                theta;
  1294.    float                phi;
  1295. } SVGA3dLightData;
  1296.  
  1297. typedef
  1298. struct {
  1299.    uint32               sid;
  1300.    /* Followed by variable number of SVGA3dCopyRect structures */
  1301. } SVGA3dCmdPresent;             /* SVGA_3D_CMD_PRESENT */
  1302.  
  1303. typedef
  1304. struct {
  1305.    SVGA3dRenderStateName   state;
  1306.    union {
  1307.       uint32               uintValue;
  1308.       float                floatValue;
  1309.    };
  1310. } SVGA3dRenderState;
  1311.  
  1312. typedef
  1313. struct {
  1314.    uint32               cid;
  1315.    /* Followed by variable number of SVGA3dRenderState structures */
  1316. } SVGA3dCmdSetRenderState;      /* SVGA_3D_CMD_SETRENDERSTATE */
  1317.  
  1318. typedef
  1319. struct {
  1320.    uint32                 cid;
  1321.    SVGA3dRenderTargetType type;
  1322.    SVGA3dSurfaceImageId   target;
  1323. } SVGA3dCmdSetRenderTarget;     /* SVGA_3D_CMD_SETRENDERTARGET */
  1324.  
  1325. typedef
  1326. struct {
  1327.    SVGA3dSurfaceImageId  src;
  1328.    SVGA3dSurfaceImageId  dest;
  1329.    /* Followed by variable number of SVGA3dCopyBox structures */
  1330. } SVGA3dCmdSurfaceCopy;               /* SVGA_3D_CMD_SURFACE_COPY */
  1331.  
  1332. typedef
  1333. struct {
  1334.    SVGA3dSurfaceImageId  src;
  1335.    SVGA3dSurfaceImageId  dest;
  1336.    SVGA3dBox             boxSrc;
  1337.    SVGA3dBox             boxDest;
  1338.    SVGA3dStretchBltMode  mode;
  1339. } SVGA3dCmdSurfaceStretchBlt;         /* SVGA_3D_CMD_SURFACE_STRETCHBLT */
  1340.  
  1341. typedef
  1342. struct {
  1343.    /*
  1344.     * If the discard flag is present in a surface DMA operation, the host may
  1345.     * discard the contents of the current mipmap level and face of the target
  1346.     * surface before applying the surface DMA contents.
  1347.     */
  1348.    uint32 discard : 1;
  1349.  
  1350.    /*
  1351.     * If the unsynchronized flag is present, the host may perform this upload
  1352.     * without syncing to pending reads on this surface.
  1353.     */
  1354.    uint32 unsynchronized : 1;
  1355.  
  1356.    /*
  1357.     * Guests *MUST* set the reserved bits to 0 before submitting the command
  1358.     * suffix as future flags may occupy these bits.
  1359.     */
  1360.    uint32 reserved : 30;
  1361. } SVGA3dSurfaceDMAFlags;
  1362.  
  1363. typedef
  1364. struct {
  1365.    SVGA3dGuestImage      guest;
  1366.    SVGA3dSurfaceImageId  host;
  1367.    SVGA3dTransferType    transfer;
  1368.    /*
  1369.     * Followed by variable number of SVGA3dCopyBox structures. For consistency
  1370.     * in all clipping logic and coordinate translation, we define the
  1371.     * "source" in each copyBox as the guest image and the
  1372.     * "destination" as the host image, regardless of transfer
  1373.     * direction.
  1374.     *
  1375.     * For efficiency, the SVGA3D device is free to copy more data than
  1376.     * specified. For example, it may round copy boxes outwards such
  1377.     * that they lie on particular alignment boundaries.
  1378.     */
  1379. } SVGA3dCmdSurfaceDMA;                /* SVGA_3D_CMD_SURFACE_DMA */
  1380.  
  1381. /*
  1382.  * SVGA3dCmdSurfaceDMASuffix --
  1383.  *
  1384.  *    This is a command suffix that will appear after a SurfaceDMA command in
  1385.  *    the FIFO.  It contains some extra information that hosts may use to
  1386.  *    optimize performance or protect the guest.  This suffix exists to preserve
  1387.  *    backwards compatibility while also allowing for new functionality to be
  1388.  *    implemented.
  1389.  */
  1390.  
  1391. typedef
  1392. struct {
  1393.    uint32 suffixSize;
  1394.  
  1395.    /*
  1396.     * The maximum offset is used to determine the maximum offset from the
  1397.     * guestPtr base address that will be accessed or written to during this
  1398.     * surfaceDMA.  If the suffix is supported, the host will respect this
  1399.     * boundary while performing surface DMAs.
  1400.     *
  1401.     * Defaults to MAX_UINT32
  1402.     */
  1403.    uint32 maximumOffset;
  1404.  
  1405.    /*
  1406.     * A set of flags that describes optimizations that the host may perform
  1407.     * while performing this surface DMA operation.  The guest should never rely
  1408.     * on behaviour that is different when these flags are set for correctness.
  1409.     *
  1410.     * Defaults to 0
  1411.     */
  1412.    SVGA3dSurfaceDMAFlags flags;
  1413. } SVGA3dCmdSurfaceDMASuffix;
  1414.  
  1415. /*
  1416.  * SVGA_3D_CMD_DRAW_PRIMITIVES --
  1417.  *
  1418.  *   This command is the SVGA3D device's generic drawing entry point.
  1419.  *   It can draw multiple ranges of primitives, optionally using an
  1420.  *   index buffer, using an arbitrary collection of vertex buffers.
  1421.  *
  1422.  *   Each SVGA3dVertexDecl defines a distinct vertex array to bind
  1423.  *   during this draw call. The declarations specify which surface
  1424.  *   the vertex data lives in, what that vertex data is used for,
  1425.  *   and how to interpret it.
  1426.  *
  1427.  *   Each SVGA3dPrimitiveRange defines a collection of primitives
  1428.  *   to render using the same vertex arrays. An index buffer is
  1429.  *   optional.
  1430.  */
  1431.  
  1432. typedef
  1433. struct {
  1434.    /*
  1435.     * A range hint is an optional specification for the range of indices
  1436.     * in an SVGA3dArray that will be used. If 'last' is zero, it is assumed
  1437.     * that the entire array will be used.
  1438.     *
  1439.     * These are only hints. The SVGA3D device may use them for
  1440.     * performance optimization if possible, but it's also allowed to
  1441.     * ignore these values.
  1442.     */
  1443.    uint32               first;
  1444.    uint32               last;
  1445. } SVGA3dArrayRangeHint;
  1446.  
  1447. typedef
  1448. struct {
  1449.    /*
  1450.     * Define the origin and shape of a vertex or index array. Both
  1451.     * 'offset' and 'stride' are in bytes. The provided surface will be
  1452.     * reinterpreted as a flat array of bytes in the same format used
  1453.     * by surface DMA operations. To avoid unnecessary conversions, the
  1454.     * surface should be created with the SVGA3D_BUFFER format.
  1455.     *
  1456.     * Index 0 in the array starts 'offset' bytes into the surface.
  1457.     * Index 1 begins at byte 'offset + stride', etc. Array indices may
  1458.     * not be negative.
  1459.     */
  1460.    uint32               surfaceId;
  1461.    uint32               offset;
  1462.    uint32               stride;
  1463. } SVGA3dArray;
  1464.  
  1465. typedef
  1466. struct {
  1467.    /*
  1468.     * Describe a vertex array's data type, and define how it is to be
  1469.     * used by the fixed function pipeline or the vertex shader. It
  1470.     * isn't useful to have two VertexDecls with the same
  1471.     * VertexArrayIdentity in one draw call.
  1472.     */
  1473.    SVGA3dDeclType       type;
  1474.    SVGA3dDeclMethod     method;
  1475.    SVGA3dDeclUsage      usage;
  1476.    uint32               usageIndex;
  1477. } SVGA3dVertexArrayIdentity;
  1478.  
  1479. typedef
  1480. struct {
  1481.    SVGA3dVertexArrayIdentity  identity;
  1482.    SVGA3dArray                array;
  1483.    SVGA3dArrayRangeHint       rangeHint;
  1484. } SVGA3dVertexDecl;
  1485.  
  1486. typedef
  1487. struct {
  1488.    /*
  1489.     * Define a group of primitives to render, from sequential indices.
  1490.     *
  1491.     * The value of 'primitiveType' and 'primitiveCount' imply the
  1492.     * total number of vertices that will be rendered.
  1493.     */
  1494.    SVGA3dPrimitiveType  primType;
  1495.    uint32               primitiveCount;
  1496.  
  1497.    /*
  1498.     * Optional index buffer. If indexArray.surfaceId is
  1499.     * SVGA3D_INVALID_ID, we render without an index buffer. Rendering
  1500.     * without an index buffer is identical to rendering with an index
  1501.     * buffer containing the sequence [0, 1, 2, 3, ...].
  1502.     *
  1503.     * If an index buffer is in use, indexWidth specifies the width in
  1504.     * bytes of each index value. It must be less than or equal to
  1505.     * indexArray.stride.
  1506.     *
  1507.     * (Currently, the SVGA3D device requires index buffers to be tightly
  1508.     * packed. In other words, indexWidth == indexArray.stride)
  1509.     */
  1510.    SVGA3dArray          indexArray;
  1511.    uint32               indexWidth;
  1512.  
  1513.    /*
  1514.     * Optional index bias. This number is added to all indices from
  1515.     * indexArray before they are used as vertex array indices. This
  1516.     * can be used in multiple ways:
  1517.     *
  1518.     *  - When not using an indexArray, this bias can be used to
  1519.     *    specify where in the vertex arrays to begin rendering.
  1520.     *
  1521.     *  - A positive number here is equivalent to increasing the
  1522.     *    offset in each vertex array.
  1523.     *
  1524.     *  - A negative number can be used to render using a small
  1525.     *    vertex array and an index buffer that contains large
  1526.     *    values. This may be used by some applications that
  1527.     *    crop a vertex buffer without modifying their index
  1528.     *    buffer.
  1529.     *
  1530.     * Note that rendering with a negative bias value may be slower and
  1531.     * use more memory than rendering with a positive or zero bias.
  1532.     */
  1533.    int32                indexBias;
  1534. } SVGA3dPrimitiveRange;
  1535.  
  1536. typedef
  1537. struct {
  1538.    uint32               cid;
  1539.    uint32               numVertexDecls;
  1540.    uint32               numRanges;
  1541.  
  1542.    /*
  1543.     * There are two variable size arrays after the
  1544.     * SVGA3dCmdDrawPrimitives structure. In order,
  1545.     * they are:
  1546.     *
  1547.     * 1. SVGA3dVertexDecl, quantity 'numVertexDecls', but no more than
  1548.     *    SVGA3D_MAX_VERTEX_ARRAYS;
  1549.     * 2. SVGA3dPrimitiveRange, quantity 'numRanges', but no more than
  1550.     *    SVGA3D_MAX_DRAW_PRIMITIVE_RANGES;
  1551.     * 3. Optionally, SVGA3dVertexDivisor, quantity 'numVertexDecls' (contains
  1552.     *    the frequency divisor for the corresponding vertex decl).
  1553.     */
  1554. } SVGA3dCmdDrawPrimitives;      /* SVGA_3D_CMD_DRAWPRIMITIVES */
  1555.  
  1556. typedef
  1557. struct {
  1558.    uint32                   stage;
  1559.    SVGA3dTextureStateName   name;
  1560.    union {
  1561.       uint32                value;
  1562.       float                 floatValue;
  1563.    };
  1564. } SVGA3dTextureState;
  1565.  
  1566. typedef
  1567. struct {
  1568.    uint32               cid;
  1569.    /* Followed by variable number of SVGA3dTextureState structures */
  1570. } SVGA3dCmdSetTextureState;      /* SVGA_3D_CMD_SETTEXTURESTATE */
  1571.  
  1572. typedef
  1573. struct {
  1574.    uint32                   cid;
  1575.    SVGA3dTransformType      type;
  1576.    float                    matrix[16];
  1577. } SVGA3dCmdSetTransform;          /* SVGA_3D_CMD_SETTRANSFORM */
  1578.  
  1579. typedef
  1580. struct {
  1581.    float                min;
  1582.    float                max;
  1583. } SVGA3dZRange;
  1584.  
  1585. typedef
  1586. struct {
  1587.    uint32               cid;
  1588.    SVGA3dZRange         zRange;
  1589. } SVGA3dCmdSetZRange;             /* SVGA_3D_CMD_SETZRANGE */
  1590.  
  1591. typedef
  1592. struct {
  1593.    float                diffuse[4];
  1594.    float                ambient[4];
  1595.    float                specular[4];
  1596.    float                emissive[4];
  1597.    float                shininess;
  1598. } SVGA3dMaterial;
  1599.  
  1600. typedef
  1601. struct {
  1602.    uint32               cid;
  1603.    SVGA3dFace           face;
  1604.    SVGA3dMaterial       material;
  1605. } SVGA3dCmdSetMaterial;           /* SVGA_3D_CMD_SETMATERIAL */
  1606.  
  1607. typedef
  1608. struct {
  1609.    uint32               cid;
  1610.    uint32               index;
  1611.    SVGA3dLightData      data;
  1612. } SVGA3dCmdSetLightData;           /* SVGA_3D_CMD_SETLIGHTDATA */
  1613.  
  1614. typedef
  1615. struct {
  1616.    uint32               cid;
  1617.    uint32               index;
  1618.    uint32               enabled;
  1619. } SVGA3dCmdSetLightEnabled;      /* SVGA_3D_CMD_SETLIGHTENABLED */
  1620.  
  1621. typedef
  1622. struct {
  1623.    uint32               cid;
  1624.    SVGA3dRect           rect;
  1625. } SVGA3dCmdSetViewport;           /* SVGA_3D_CMD_SETVIEWPORT */
  1626.  
  1627. typedef
  1628. struct {
  1629.    uint32               cid;
  1630.    SVGA3dRect           rect;
  1631. } SVGA3dCmdSetScissorRect;         /* SVGA_3D_CMD_SETSCISSORRECT */
  1632.  
  1633. typedef
  1634. struct {
  1635.    uint32               cid;
  1636.    uint32               index;
  1637.    float                plane[4];
  1638. } SVGA3dCmdSetClipPlane;           /* SVGA_3D_CMD_SETCLIPPLANE */
  1639.  
  1640. typedef
  1641. struct {
  1642.    uint32               cid;
  1643.    uint32               shid;
  1644.    SVGA3dShaderType     type;
  1645.    /* Followed by variable number of DWORDs for shader bycode */
  1646. } SVGA3dCmdDefineShader;           /* SVGA_3D_CMD_SHADER_DEFINE */
  1647.  
  1648. typedef
  1649. struct {
  1650.    uint32               cid;
  1651.    uint32               shid;
  1652.    SVGA3dShaderType     type;
  1653. } SVGA3dCmdDestroyShader;         /* SVGA_3D_CMD_SHADER_DESTROY */
  1654.  
  1655. typedef
  1656. struct {
  1657.    uint32                  cid;
  1658.    uint32                  reg;     /* register number */
  1659.    SVGA3dShaderType        type;
  1660.    SVGA3dShaderConstType   ctype;
  1661.    uint32                  values[4];
  1662. } SVGA3dCmdSetShaderConst;        /* SVGA_3D_CMD_SET_SHADER_CONST */
  1663.  
  1664. typedef
  1665. struct {
  1666.    uint32               cid;
  1667.    SVGA3dShaderType     type;
  1668.    uint32               shid;
  1669. } SVGA3dCmdSetShader;             /* SVGA_3D_CMD_SET_SHADER */
  1670.  
  1671. typedef
  1672. struct {
  1673.    uint32               cid;
  1674.    SVGA3dQueryType      type;
  1675. } SVGA3dCmdBeginQuery;           /* SVGA_3D_CMD_BEGIN_QUERY */
  1676.  
  1677. typedef
  1678. struct {
  1679.    uint32               cid;
  1680.    SVGA3dQueryType      type;
  1681.    SVGAGuestPtr         guestResult;  /* Points to an SVGA3dQueryResult structure */
  1682. } SVGA3dCmdEndQuery;                  /* SVGA_3D_CMD_END_QUERY */
  1683.  
  1684. typedef
  1685. struct {
  1686.    uint32               cid;          /* Same parameters passed to END_QUERY */
  1687.    SVGA3dQueryType      type;
  1688.    SVGAGuestPtr         guestResult;
  1689. } SVGA3dCmdWaitForQuery;              /* SVGA_3D_CMD_WAIT_FOR_QUERY */
  1690.  
  1691. typedef
  1692. struct {
  1693.    uint32               totalSize;    /* Set by guest before query is ended. */
  1694.    SVGA3dQueryState     state;        /* Set by host or guest. See SVGA3dQueryState. */
  1695.    union {                            /* Set by host on exit from PENDING state */
  1696.       uint32            result32;
  1697.    };
  1698. } SVGA3dQueryResult;
  1699.  
  1700. /*
  1701.  * SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN --
  1702.  *
  1703.  *    This is a blit from an SVGA3D surface to a Screen Object. Just
  1704.  *    like GMR-to-screen blits, this blit may be directed at a
  1705.  *    specific screen or to the virtual coordinate space.
  1706.  *
  1707.  *    The blit copies from a rectangular region of an SVGA3D surface
  1708.  *    image to a rectangular region of a screen or screens.
  1709.  *
  1710.  *    This command takes an optional variable-length list of clipping
  1711.  *    rectangles after the body of the command. If no rectangles are
  1712.  *    specified, there is no clipping region. The entire destRect is
  1713.  *    drawn to. If one or more rectangles are included, they describe
  1714.  *    a clipping region. The clip rectangle coordinates are measured
  1715.  *    relative to the top-left corner of destRect.
  1716.  *
  1717.  *    This clipping region serves multiple purposes:
  1718.  *
  1719.  *      - It can be used to perform an irregularly shaped blit more
  1720.  *        efficiently than by issuing many separate blit commands.
  1721.  *
  1722.  *      - It is equivalent to allowing blits with non-integer
  1723.  *        source coordinates. You could blit just one half-pixel
  1724.  *        of a source, for example, by specifying a larger
  1725.  *        destination rectangle than you need, then removing
  1726.  *        part of it using a clip rectangle.
  1727.  *
  1728.  * Availability:
  1729.  *    SVGA_FIFO_CAP_SCREEN_OBJECT
  1730.  *
  1731.  * Limitations:
  1732.  *
  1733.  *    - Currently, no backend supports blits from a mipmap or face
  1734.  *      other than the first one.
  1735.  */
  1736.  
  1737. typedef
  1738. struct {
  1739.    SVGA3dSurfaceImageId srcImage;
  1740.    SVGASignedRect       srcRect;
  1741.    uint32               destScreenId; /* Screen ID or SVGA_ID_INVALID for virt. coords */
  1742.    SVGASignedRect       destRect;     /* Supports scaling if src/rest different size */
  1743.    /* Clipping: zero or more SVGASignedRects follow */
  1744. } SVGA3dCmdBlitSurfaceToScreen;         /* SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN */
  1745.  
  1746. typedef
  1747. struct {
  1748.    uint32               sid;
  1749.    SVGA3dTextureFilter  filter;
  1750. } SVGA3dCmdGenerateMipmaps;             /* SVGA_3D_CMD_GENERATE_MIPMAPS */
  1751.  
  1752.  
  1753. /*
  1754.  * Capability query index.
  1755.  *
  1756.  * Notes:
  1757.  *
  1758.  *   1. SVGA3D_DEVCAP_MAX_TEXTURES reflects the maximum number of
  1759.  *      fixed-function texture units available. Each of these units
  1760.  *      work in both FFP and Shader modes, and they support texture
  1761.  *      transforms and texture coordinates. The host may have additional
  1762.  *      texture image units that are only usable with shaders.
  1763.  *
  1764.  *   2. The BUFFER_FORMAT capabilities are deprecated, and they always
  1765.  *      return TRUE. Even on physical hardware that does not support
  1766.  *      these formats natively, the SVGA3D device will provide an emulation
  1767.  *      which should be invisible to the guest OS.
  1768.  *
  1769.  *      In general, the SVGA3D device should support any operation on
  1770.  *      any surface format, it just may perform some of these
  1771.  *      operations in software depending on the capabilities of the
  1772.  *      available physical hardware.
  1773.  *
  1774.  *      XXX: In the future, we will add capabilities that describe in
  1775.  *      detail what formats are supported in hardware for what kinds
  1776.  *      of operations.
  1777.  */
  1778.  
  1779. typedef enum {
  1780.    SVGA3D_DEVCAP_3D                                = 0,
  1781.    SVGA3D_DEVCAP_MAX_LIGHTS                        = 1,
  1782.    SVGA3D_DEVCAP_MAX_TEXTURES                      = 2,  /* See note (1) */
  1783.    SVGA3D_DEVCAP_MAX_CLIP_PLANES                   = 3,
  1784.    SVGA3D_DEVCAP_VERTEX_SHADER_VERSION             = 4,
  1785.    SVGA3D_DEVCAP_VERTEX_SHADER                     = 5,
  1786.    SVGA3D_DEVCAP_FRAGMENT_SHADER_VERSION           = 6,
  1787.    SVGA3D_DEVCAP_FRAGMENT_SHADER                   = 7,
  1788.    SVGA3D_DEVCAP_MAX_RENDER_TARGETS                = 8,
  1789.    SVGA3D_DEVCAP_S23E8_TEXTURES                    = 9,
  1790.    SVGA3D_DEVCAP_S10E5_TEXTURES                    = 10,
  1791.    SVGA3D_DEVCAP_MAX_FIXED_VERTEXBLEND             = 11,
  1792.    SVGA3D_DEVCAP_D16_BUFFER_FORMAT                 = 12, /* See note (2) */
  1793.    SVGA3D_DEVCAP_D24S8_BUFFER_FORMAT               = 13, /* See note (2) */
  1794.    SVGA3D_DEVCAP_D24X8_BUFFER_FORMAT               = 14, /* See note (2) */
  1795.    SVGA3D_DEVCAP_QUERY_TYPES                       = 15,
  1796.    SVGA3D_DEVCAP_TEXTURE_GRADIENT_SAMPLING         = 16,
  1797.    SVGA3D_DEVCAP_MAX_POINT_SIZE                    = 17,
  1798.    SVGA3D_DEVCAP_MAX_SHADER_TEXTURES               = 18,
  1799.    SVGA3D_DEVCAP_MAX_TEXTURE_WIDTH                 = 19,
  1800.    SVGA3D_DEVCAP_MAX_TEXTURE_HEIGHT                = 20,
  1801.    SVGA3D_DEVCAP_MAX_VOLUME_EXTENT                 = 21,
  1802.    SVGA3D_DEVCAP_MAX_TEXTURE_REPEAT                = 22,
  1803.    SVGA3D_DEVCAP_MAX_TEXTURE_ASPECT_RATIO          = 23,
  1804.    SVGA3D_DEVCAP_MAX_TEXTURE_ANISOTROPY            = 24,
  1805.    SVGA3D_DEVCAP_MAX_PRIMITIVE_COUNT               = 25,
  1806.    SVGA3D_DEVCAP_MAX_VERTEX_INDEX                  = 26,
  1807.    SVGA3D_DEVCAP_MAX_VERTEX_SHADER_INSTRUCTIONS    = 27,
  1808.    SVGA3D_DEVCAP_MAX_FRAGMENT_SHADER_INSTRUCTIONS  = 28,
  1809.    SVGA3D_DEVCAP_MAX_VERTEX_SHADER_TEMPS           = 29,
  1810.    SVGA3D_DEVCAP_MAX_FRAGMENT_SHADER_TEMPS         = 30,
  1811.    SVGA3D_DEVCAP_TEXTURE_OPS                       = 31,
  1812.    SVGA3D_DEVCAP_SURFACEFMT_X8R8G8B8               = 32,
  1813.    SVGA3D_DEVCAP_SURFACEFMT_A8R8G8B8               = 33,
  1814.    SVGA3D_DEVCAP_SURFACEFMT_A2R10G10B10            = 34,
  1815.    SVGA3D_DEVCAP_SURFACEFMT_X1R5G5B5               = 35,
  1816.    SVGA3D_DEVCAP_SURFACEFMT_A1R5G5B5               = 36,
  1817.    SVGA3D_DEVCAP_SURFACEFMT_A4R4G4B4               = 37,
  1818.    SVGA3D_DEVCAP_SURFACEFMT_R5G6B5                 = 38,
  1819.    SVGA3D_DEVCAP_SURFACEFMT_LUMINANCE16            = 39,
  1820.    SVGA3D_DEVCAP_SURFACEFMT_LUMINANCE8_ALPHA8      = 40,
  1821.    SVGA3D_DEVCAP_SURFACEFMT_ALPHA8                 = 41,
  1822.    SVGA3D_DEVCAP_SURFACEFMT_LUMINANCE8             = 42,
  1823.    SVGA3D_DEVCAP_SURFACEFMT_Z_D16                  = 43,
  1824.    SVGA3D_DEVCAP_SURFACEFMT_Z_D24S8                = 44,
  1825.    SVGA3D_DEVCAP_SURFACEFMT_Z_D24X8                = 45,
  1826.    SVGA3D_DEVCAP_SURFACEFMT_DXT1                   = 46,
  1827.    SVGA3D_DEVCAP_SURFACEFMT_DXT2                   = 47,
  1828.    SVGA3D_DEVCAP_SURFACEFMT_DXT3                   = 48,
  1829.    SVGA3D_DEVCAP_SURFACEFMT_DXT4                   = 49,
  1830.    SVGA3D_DEVCAP_SURFACEFMT_DXT5                   = 50,
  1831.    SVGA3D_DEVCAP_SURFACEFMT_BUMPX8L8V8U8           = 51,
  1832.    SVGA3D_DEVCAP_SURFACEFMT_A2W10V10U10            = 52,
  1833.    SVGA3D_DEVCAP_SURFACEFMT_BUMPU8V8               = 53,
  1834.    SVGA3D_DEVCAP_SURFACEFMT_Q8W8V8U8               = 54,
  1835.    SVGA3D_DEVCAP_SURFACEFMT_CxV8U8                 = 55,
  1836.    SVGA3D_DEVCAP_SURFACEFMT_R_S10E5                = 56,
  1837.    SVGA3D_DEVCAP_SURFACEFMT_R_S23E8                = 57,
  1838.    SVGA3D_DEVCAP_SURFACEFMT_RG_S10E5               = 58,
  1839.    SVGA3D_DEVCAP_SURFACEFMT_RG_S23E8               = 59,
  1840.    SVGA3D_DEVCAP_SURFACEFMT_ARGB_S10E5             = 60,
  1841.    SVGA3D_DEVCAP_SURFACEFMT_ARGB_S23E8             = 61,
  1842.    SVGA3D_DEVCAP_MAX_VERTEX_SHADER_TEXTURES        = 63,
  1843.  
  1844.    /*
  1845.     * Note that MAX_SIMULTANEOUS_RENDER_TARGETS is a maximum count of color
  1846.     * render targets.  This does no include the depth or stencil targets.
  1847.     */
  1848.    SVGA3D_DEVCAP_MAX_SIMULTANEOUS_RENDER_TARGETS   = 64,
  1849.  
  1850.    SVGA3D_DEVCAP_SURFACEFMT_V16U16                 = 65,
  1851.    SVGA3D_DEVCAP_SURFACEFMT_G16R16                 = 66,
  1852.    SVGA3D_DEVCAP_SURFACEFMT_A16B16G16R16           = 67,
  1853.    SVGA3D_DEVCAP_SURFACEFMT_UYVY                   = 68,
  1854.    SVGA3D_DEVCAP_SURFACEFMT_YUY2                   = 69,
  1855.    SVGA3D_DEVCAP_MULTISAMPLE_NONMASKABLESAMPLES    = 70,
  1856.    SVGA3D_DEVCAP_MULTISAMPLE_MASKABLESAMPLES       = 71,
  1857.    SVGA3D_DEVCAP_ALPHATOCOVERAGE                   = 72,
  1858.    SVGA3D_DEVCAP_SUPERSAMPLE                       = 73,
  1859.    SVGA3D_DEVCAP_AUTOGENMIPMAPS                    = 74,
  1860.    SVGA3D_DEVCAP_SURFACEFMT_NV12                   = 75,
  1861.    SVGA3D_DEVCAP_SURFACEFMT_AYUV                   = 76,
  1862.  
  1863.    /*
  1864.     * This is the maximum number of SVGA context IDs that the guest
  1865.     * can define using SVGA_3D_CMD_CONTEXT_DEFINE.
  1866.     */
  1867.    SVGA3D_DEVCAP_MAX_CONTEXT_IDS                   = 77,
  1868.  
  1869.    /*
  1870.     * This is the maximum number of SVGA surface IDs that the guest
  1871.     * can define using SVGA_3D_CMD_SURFACE_DEFINE*.
  1872.     */
  1873.    SVGA3D_DEVCAP_MAX_SURFACE_IDS                   = 78,
  1874.  
  1875.    SVGA3D_DEVCAP_SURFACEFMT_Z_DF16                 = 79,
  1876.    SVGA3D_DEVCAP_SURFACEFMT_Z_DF24                 = 80,
  1877.    SVGA3D_DEVCAP_SURFACEFMT_Z_D24S8_INT            = 81,
  1878.  
  1879.    SVGA3D_DEVCAP_SURFACEFMT_BC4_UNORM              = 82,
  1880.    SVGA3D_DEVCAP_SURFACEFMT_BC5_UNORM              = 83,
  1881.  
  1882.    /*
  1883.     * Don't add new caps into the previous section; the values in this
  1884.     * enumeration must not change. You can put new values right before
  1885.     * SVGA3D_DEVCAP_MAX.
  1886.     */
  1887.    SVGA3D_DEVCAP_MAX                                  /* This must be the last index. */
  1888. } SVGA3dDevCapIndex;
  1889.  
  1890. typedef union {
  1891.    Bool   b;
  1892.    uint32 u;
  1893.    int32  i;
  1894.    float  f;
  1895. } SVGA3dDevCapResult;
  1896.  
  1897. #endif /* _SVGA3D_REG_H_ */
  1898.