| /************************************************************************** |
| * |
| * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. |
| * Copyright 2009-2010 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| #ifndef P_SHADER_TOKENS_H |
| #define P_SHADER_TOKENS_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| |
| struct tgsi_header |
| { |
| unsigned HeaderSize : 8; |
| unsigned BodySize : 24; |
| }; |
| |
| #define TGSI_PROCESSOR_FRAGMENT 0 |
| #define TGSI_PROCESSOR_VERTEX 1 |
| #define TGSI_PROCESSOR_GEOMETRY 2 |
| #define TGSI_PROCESSOR_COMPUTE 3 |
| |
| struct tgsi_processor |
| { |
| unsigned Processor : 4; /* TGSI_PROCESSOR_ */ |
| unsigned Padding : 28; |
| }; |
| |
| #define TGSI_TOKEN_TYPE_DECLARATION 0 |
| #define TGSI_TOKEN_TYPE_IMMEDIATE 1 |
| #define TGSI_TOKEN_TYPE_INSTRUCTION 2 |
| #define TGSI_TOKEN_TYPE_PROPERTY 3 |
| |
| struct tgsi_token |
| { |
| unsigned Type : 4; /**< TGSI_TOKEN_TYPE_x */ |
| unsigned NrTokens : 8; /**< UINT */ |
| unsigned Padding : 20; |
| }; |
| |
| enum tgsi_file_type { |
| TGSI_FILE_NULL =0, |
| TGSI_FILE_CONSTANT =1, |
| TGSI_FILE_INPUT =2, |
| TGSI_FILE_OUTPUT =3, |
| TGSI_FILE_TEMPORARY =4, |
| TGSI_FILE_SAMPLER =5, |
| TGSI_FILE_ADDRESS =6, |
| TGSI_FILE_IMMEDIATE =7, |
| TGSI_FILE_PREDICATE =8, |
| TGSI_FILE_SYSTEM_VALUE =9, |
| TGSI_FILE_IMMEDIATE_ARRAY =10, |
| TGSI_FILE_TEMPORARY_ARRAY =11, |
| TGSI_FILE_RESOURCE =12, |
| TGSI_FILE_SAMPLER_VIEW =13, |
| TGSI_FILE_COUNT /**< how many TGSI_FILE_ types */ |
| }; |
| |
| |
| #define TGSI_WRITEMASK_NONE 0x00 |
| #define TGSI_WRITEMASK_X 0x01 |
| #define TGSI_WRITEMASK_Y 0x02 |
| #define TGSI_WRITEMASK_XY 0x03 |
| #define TGSI_WRITEMASK_Z 0x04 |
| #define TGSI_WRITEMASK_XZ 0x05 |
| #define TGSI_WRITEMASK_YZ 0x06 |
| #define TGSI_WRITEMASK_XYZ 0x07 |
| #define TGSI_WRITEMASK_W 0x08 |
| #define TGSI_WRITEMASK_XW 0x09 |
| #define TGSI_WRITEMASK_YW 0x0A |
| #define TGSI_WRITEMASK_XYW 0x0B |
| #define TGSI_WRITEMASK_ZW 0x0C |
| #define TGSI_WRITEMASK_XZW 0x0D |
| #define TGSI_WRITEMASK_YZW 0x0E |
| #define TGSI_WRITEMASK_XYZW 0x0F |
| |
| #define TGSI_INTERPOLATE_CONSTANT 0 |
| #define TGSI_INTERPOLATE_LINEAR 1 |
| #define TGSI_INTERPOLATE_PERSPECTIVE 2 |
| #define TGSI_INTERPOLATE_COLOR 3 /* special color case for smooth/flat */ |
| #define TGSI_INTERPOLATE_COUNT 4 |
| |
| #define TGSI_CYLINDRICAL_WRAP_X (1 << 0) |
| #define TGSI_CYLINDRICAL_WRAP_Y (1 << 1) |
| #define TGSI_CYLINDRICAL_WRAP_Z (1 << 2) |
| #define TGSI_CYLINDRICAL_WRAP_W (1 << 3) |
| |
| struct tgsi_declaration |
| { |
| unsigned Type : 4; /**< TGSI_TOKEN_TYPE_DECLARATION */ |
| unsigned NrTokens : 8; /**< UINT */ |
| unsigned File : 4; /**< one of TGSI_FILE_x */ |
| unsigned UsageMask : 4; /**< bitmask of TGSI_WRITEMASK_x flags */ |
| unsigned Dimension : 1; /**< any extra dimension info? */ |
| unsigned Semantic : 1; /**< BOOL, any semantic info? */ |
| unsigned Interpolate : 1; /**< any interpolation info? */ |
| unsigned Invariant : 1; /**< invariant optimization? */ |
| unsigned Local : 1; /**< optimize as subroutine local variable? */ |
| unsigned Padding : 7; |
| }; |
| |
| struct tgsi_declaration_range |
| { |
| unsigned First : 16; /**< UINT */ |
| unsigned Last : 16; /**< UINT */ |
| }; |
| |
| struct tgsi_declaration_dimension |
| { |
| unsigned Index2D:16; /**< UINT */ |
| unsigned Padding:16; |
| }; |
| |
| struct tgsi_declaration_interp |
| { |
| unsigned Interpolate : 4; /**< one of TGSI_INTERPOLATE_x */ |
| unsigned Centroid : 1; /**< centroid sampling? */ |
| unsigned CylindricalWrap:4; /**< TGSI_CYLINDRICAL_WRAP_x flags */ |
| unsigned Padding : 23; |
| }; |
| |
| #define TGSI_SEMANTIC_POSITION 0 |
| #define TGSI_SEMANTIC_COLOR 1 |
| #define TGSI_SEMANTIC_BCOLOR 2 /**< back-face color */ |
| #define TGSI_SEMANTIC_FOG 3 |
| #define TGSI_SEMANTIC_PSIZE 4 |
| #define TGSI_SEMANTIC_GENERIC 5 |
| #define TGSI_SEMANTIC_NORMAL 6 |
| #define TGSI_SEMANTIC_FACE 7 |
| #define TGSI_SEMANTIC_EDGEFLAG 8 |
| #define TGSI_SEMANTIC_PRIMID 9 |
| #define TGSI_SEMANTIC_INSTANCEID 10 |
| #define TGSI_SEMANTIC_VERTEXID 11 |
| #define TGSI_SEMANTIC_STENCIL 12 |
| #define TGSI_SEMANTIC_CLIPDIST 13 |
| #define TGSI_SEMANTIC_CLIPVERTEX 14 |
| #define TGSI_SEMANTIC_GRID_SIZE 15 /**< grid size in blocks */ |
| #define TGSI_SEMANTIC_BLOCK_ID 16 /**< id of the current block */ |
| #define TGSI_SEMANTIC_BLOCK_SIZE 17 /**< block size in threads */ |
| #define TGSI_SEMANTIC_THREAD_ID 18 /**< block-relative id of the current thread */ |
| #define TGSI_SEMANTIC_COUNT 19 /**< number of semantic values */ |
| |
| struct tgsi_declaration_semantic |
| { |
| unsigned Name : 8; /**< one of TGSI_SEMANTIC_x */ |
| unsigned Index : 16; /**< UINT */ |
| unsigned Padding : 8; |
| }; |
| |
| struct tgsi_declaration_resource { |
| unsigned Resource : 8; /**< one of TGSI_TEXTURE_ */ |
| unsigned Raw : 1; |
| unsigned Writable : 1; |
| unsigned Padding : 22; |
| }; |
| |
| struct tgsi_declaration_sampler_view { |
| unsigned Resource : 8; /**< one of TGSI_TEXTURE_ */ |
| unsigned ReturnTypeX : 6; /**< one of enum pipe_type */ |
| unsigned ReturnTypeY : 6; /**< one of enum pipe_type */ |
| unsigned ReturnTypeZ : 6; /**< one of enum pipe_type */ |
| unsigned ReturnTypeW : 6; /**< one of enum pipe_type */ |
| }; |
| |
| /* |
| * Special resources that don't need to be declared. They map to the |
| * GLOBAL/LOCAL/PRIVATE/INPUT compute memory spaces. |
| */ |
| #define TGSI_RESOURCE_GLOBAL 0x7fff |
| #define TGSI_RESOURCE_LOCAL 0x7ffe |
| #define TGSI_RESOURCE_PRIVATE 0x7ffd |
| #define TGSI_RESOURCE_INPUT 0x7ffc |
| |
| #define TGSI_IMM_FLOAT32 0 |
| #define TGSI_IMM_UINT32 1 |
| #define TGSI_IMM_INT32 2 |
| |
| struct tgsi_immediate |
| { |
| unsigned Type : 4; /**< TGSI_TOKEN_TYPE_IMMEDIATE */ |
| unsigned NrTokens : 14; /**< UINT */ |
| unsigned DataType : 4; /**< one of TGSI_IMM_x */ |
| unsigned Padding : 10; |
| }; |
| |
| union tgsi_immediate_data |
| { |
| float Float; |
| unsigned Uint; |
| int Int; |
| }; |
| |
| #define TGSI_PROPERTY_GS_INPUT_PRIM 0 |
| #define TGSI_PROPERTY_GS_OUTPUT_PRIM 1 |
| #define TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES 2 |
| #define TGSI_PROPERTY_FS_COORD_ORIGIN 3 |
| #define TGSI_PROPERTY_FS_COORD_PIXEL_CENTER 4 |
| #define TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS 5 |
| #define TGSI_PROPERTY_FS_DEPTH_LAYOUT 6 |
| #define TGSI_PROPERTY_VS_PROHIBIT_UCPS 7 |
| #define TGSI_PROPERTY_COUNT 8 |
| |
| struct tgsi_property { |
| unsigned Type : 4; /**< TGSI_TOKEN_TYPE_PROPERTY */ |
| unsigned NrTokens : 8; /**< UINT */ |
| unsigned PropertyName : 8; /**< one of TGSI_PROPERTY */ |
| unsigned Padding : 12; |
| }; |
| |
| #define TGSI_FS_COORD_ORIGIN_UPPER_LEFT 0 |
| #define TGSI_FS_COORD_ORIGIN_LOWER_LEFT 1 |
| |
| #define TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER 0 |
| #define TGSI_FS_COORD_PIXEL_CENTER_INTEGER 1 |
| |
| #define TGSI_FS_DEPTH_LAYOUT_NONE 0 |
| #define TGSI_FS_DEPTH_LAYOUT_ANY 1 |
| #define TGSI_FS_DEPTH_LAYOUT_GREATER 2 |
| #define TGSI_FS_DEPTH_LAYOUT_LESS 3 |
| #define TGSI_FS_DEPTH_LAYOUT_UNCHANGED 4 |
| |
| |
| struct tgsi_property_data { |
| unsigned Data; |
| }; |
| |
| /* TGSI opcodes. |
| * |
| * For more information on semantics of opcodes and |
| * which APIs are known to use which opcodes, see |
| * gallium/docs/source/tgsi.rst |
| */ |
| #define TGSI_OPCODE_ARL 0 |
| #define TGSI_OPCODE_MOV 1 |
| #define TGSI_OPCODE_LIT 2 |
| #define TGSI_OPCODE_RCP 3 |
| #define TGSI_OPCODE_RSQ 4 |
| #define TGSI_OPCODE_EXP 5 |
| #define TGSI_OPCODE_LOG 6 |
| #define TGSI_OPCODE_MUL 7 |
| #define TGSI_OPCODE_ADD 8 |
| #define TGSI_OPCODE_DP3 9 |
| #define TGSI_OPCODE_DP4 10 |
| #define TGSI_OPCODE_DST 11 |
| #define TGSI_OPCODE_MIN 12 |
| #define TGSI_OPCODE_MAX 13 |
| #define TGSI_OPCODE_SLT 14 |
| #define TGSI_OPCODE_SGE 15 |
| #define TGSI_OPCODE_MAD 16 |
| #define TGSI_OPCODE_SUB 17 |
| #define TGSI_OPCODE_LRP 18 |
| #define TGSI_OPCODE_CND 19 |
| /* gap */ |
| #define TGSI_OPCODE_DP2A 21 |
| /* gap */ |
| #define TGSI_OPCODE_FRC 24 |
| #define TGSI_OPCODE_CLAMP 25 |
| #define TGSI_OPCODE_FLR 26 |
| #define TGSI_OPCODE_ROUND 27 |
| #define TGSI_OPCODE_EX2 28 |
| #define TGSI_OPCODE_LG2 29 |
| #define TGSI_OPCODE_POW 30 |
| #define TGSI_OPCODE_XPD 31 |
| /* gap */ |
| #define TGSI_OPCODE_ABS 33 |
| #define TGSI_OPCODE_RCC 34 |
| #define TGSI_OPCODE_DPH 35 |
| #define TGSI_OPCODE_COS 36 |
| #define TGSI_OPCODE_DDX 37 |
| #define TGSI_OPCODE_DDY 38 |
| #define TGSI_OPCODE_KILP 39 /* predicated kill */ |
| #define TGSI_OPCODE_PK2H 40 |
| #define TGSI_OPCODE_PK2US 41 |
| #define TGSI_OPCODE_PK4B 42 |
| #define TGSI_OPCODE_PK4UB 43 |
| #define TGSI_OPCODE_RFL 44 |
| #define TGSI_OPCODE_SEQ 45 |
| #define TGSI_OPCODE_SFL 46 |
| #define TGSI_OPCODE_SGT 47 |
| #define TGSI_OPCODE_SIN 48 |
| #define TGSI_OPCODE_SLE 49 |
| #define TGSI_OPCODE_SNE 50 |
| #define TGSI_OPCODE_STR 51 |
| #define TGSI_OPCODE_TEX 52 |
| #define TGSI_OPCODE_TXD 53 |
| #define TGSI_OPCODE_TXP 54 |
| #define TGSI_OPCODE_UP2H 55 |
| #define TGSI_OPCODE_UP2US 56 |
| #define TGSI_OPCODE_UP4B 57 |
| #define TGSI_OPCODE_UP4UB 58 |
| #define TGSI_OPCODE_X2D 59 |
| #define TGSI_OPCODE_ARA 60 |
| #define TGSI_OPCODE_ARR 61 |
| #define TGSI_OPCODE_BRA 62 |
| #define TGSI_OPCODE_CAL 63 |
| #define TGSI_OPCODE_RET 64 |
| #define TGSI_OPCODE_SSG 65 /* SGN */ |
| #define TGSI_OPCODE_CMP 66 |
| #define TGSI_OPCODE_SCS 67 |
| #define TGSI_OPCODE_TXB 68 |
| #define TGSI_OPCODE_NRM 69 |
| #define TGSI_OPCODE_DIV 70 |
| #define TGSI_OPCODE_DP2 71 |
| #define TGSI_OPCODE_TXL 72 |
| #define TGSI_OPCODE_BRK 73 |
| #define TGSI_OPCODE_IF 74 |
| /* gap */ |
| #define TGSI_OPCODE_ELSE 77 |
| #define TGSI_OPCODE_ENDIF 78 |
| /* gap */ |
| #define TGSI_OPCODE_PUSHA 81 |
| #define TGSI_OPCODE_POPA 82 |
| #define TGSI_OPCODE_CEIL 83 |
| #define TGSI_OPCODE_I2F 84 |
| #define TGSI_OPCODE_NOT 85 |
| #define TGSI_OPCODE_TRUNC 86 |
| #define TGSI_OPCODE_SHL 87 |
| /* gap */ |
| #define TGSI_OPCODE_AND 89 |
| #define TGSI_OPCODE_OR 90 |
| #define TGSI_OPCODE_MOD 91 |
| #define TGSI_OPCODE_XOR 92 |
| #define TGSI_OPCODE_SAD 93 |
| #define TGSI_OPCODE_TXF 94 |
| #define TGSI_OPCODE_TXQ 95 |
| #define TGSI_OPCODE_CONT 96 |
| #define TGSI_OPCODE_EMIT 97 |
| #define TGSI_OPCODE_ENDPRIM 98 |
| #define TGSI_OPCODE_BGNLOOP 99 |
| #define TGSI_OPCODE_BGNSUB 100 |
| #define TGSI_OPCODE_ENDLOOP 101 |
| #define TGSI_OPCODE_ENDSUB 102 |
| #define TGSI_OPCODE_TXQ_LZ 103 /* TXQ for mipmap level 0 */ |
| /* gap */ |
| #define TGSI_OPCODE_NOP 107 |
| /* gap */ |
| #define TGSI_OPCODE_NRM4 112 |
| #define TGSI_OPCODE_CALLNZ 113 |
| #define TGSI_OPCODE_IFC 114 |
| #define TGSI_OPCODE_BREAKC 115 |
| #define TGSI_OPCODE_KIL 116 /* conditional kill */ |
| #define TGSI_OPCODE_END 117 /* aka HALT */ |
| /* gap */ |
| #define TGSI_OPCODE_F2I 119 |
| #define TGSI_OPCODE_IDIV 120 |
| #define TGSI_OPCODE_IMAX 121 |
| #define TGSI_OPCODE_IMIN 122 |
| #define TGSI_OPCODE_INEG 123 |
| #define TGSI_OPCODE_ISGE 124 |
| #define TGSI_OPCODE_ISHR 125 |
| #define TGSI_OPCODE_ISLT 126 |
| #define TGSI_OPCODE_F2U 127 |
| #define TGSI_OPCODE_U2F 128 |
| #define TGSI_OPCODE_UADD 129 |
| #define TGSI_OPCODE_UDIV 130 |
| #define TGSI_OPCODE_UMAD 131 |
| #define TGSI_OPCODE_UMAX 132 |
| #define TGSI_OPCODE_UMIN 133 |
| #define TGSI_OPCODE_UMOD 134 |
| #define TGSI_OPCODE_UMUL 135 |
| #define TGSI_OPCODE_USEQ 136 |
| #define TGSI_OPCODE_USGE 137 |
| #define TGSI_OPCODE_USHR 138 |
| #define TGSI_OPCODE_USLT 139 |
| #define TGSI_OPCODE_USNE 140 |
| #define TGSI_OPCODE_SWITCH 141 |
| #define TGSI_OPCODE_CASE 142 |
| #define TGSI_OPCODE_DEFAULT 143 |
| #define TGSI_OPCODE_ENDSWITCH 144 |
| |
| /* resource related opcodes */ |
| #define TGSI_OPCODE_SAMPLE 145 |
| #define TGSI_OPCODE_SAMPLE_I 146 |
| #define TGSI_OPCODE_SAMPLE_I_MS 147 |
| #define TGSI_OPCODE_SAMPLE_B 148 |
| #define TGSI_OPCODE_SAMPLE_C 149 |
| #define TGSI_OPCODE_SAMPLE_C_LZ 150 |
| #define TGSI_OPCODE_SAMPLE_D 151 |
| #define TGSI_OPCODE_SAMPLE_L 152 |
| #define TGSI_OPCODE_GATHER4 153 |
| #define TGSI_OPCODE_SVIEWINFO 154 |
| #define TGSI_OPCODE_SAMPLE_POS 155 |
| #define TGSI_OPCODE_SAMPLE_INFO 156 |
| |
| #define TGSI_OPCODE_UARL 157 |
| #define TGSI_OPCODE_UCMP 158 |
| #define TGSI_OPCODE_IABS 159 |
| #define TGSI_OPCODE_ISSG 160 |
| |
| #define TGSI_OPCODE_LOAD 161 |
| #define TGSI_OPCODE_STORE 162 |
| |
| #define TGSI_OPCODE_MFENCE 163 |
| #define TGSI_OPCODE_LFENCE 164 |
| #define TGSI_OPCODE_SFENCE 165 |
| #define TGSI_OPCODE_BARRIER 166 |
| |
| #define TGSI_OPCODE_ATOMUADD 167 |
| #define TGSI_OPCODE_ATOMXCHG 168 |
| #define TGSI_OPCODE_ATOMCAS 169 |
| #define TGSI_OPCODE_ATOMAND 170 |
| #define TGSI_OPCODE_ATOMOR 171 |
| #define TGSI_OPCODE_ATOMXOR 172 |
| #define TGSI_OPCODE_ATOMUMIN 173 |
| #define TGSI_OPCODE_ATOMUMAX 174 |
| #define TGSI_OPCODE_ATOMIMIN 175 |
| #define TGSI_OPCODE_ATOMIMAX 176 |
| |
| #define TGSI_OPCODE_LAST 177 |
| |
| #define TGSI_SAT_NONE 0 /* do not saturate */ |
| #define TGSI_SAT_ZERO_ONE 1 /* clamp to [0,1] */ |
| #define TGSI_SAT_MINUS_PLUS_ONE 2 /* clamp to [-1,1] */ |
| |
| /** |
| * Opcode is the operation code to execute. A given operation defines the |
| * semantics how the source registers (if any) are interpreted and what is |
| * written to the destination registers (if any) as a result of execution. |
| * |
| * NumDstRegs and NumSrcRegs is the number of destination and source registers, |
| * respectively. For a given operation code, those numbers are fixed and are |
| * present here only for convenience. |
| * |
| * If Predicate is TRUE, tgsi_instruction_predicate token immediately follows. |
| * |
| * Saturate controls how are final results in destination registers modified. |
| */ |
| |
| struct tgsi_instruction |
| { |
| unsigned Type : 4; /* TGSI_TOKEN_TYPE_INSTRUCTION */ |
| unsigned NrTokens : 8; /* UINT */ |
| unsigned Opcode : 8; /* TGSI_OPCODE_ */ |
| unsigned Saturate : 2; /* TGSI_SAT_ */ |
| unsigned NumDstRegs : 2; /* UINT */ |
| unsigned NumSrcRegs : 4; /* UINT */ |
| unsigned Predicate : 1; /* BOOL */ |
| unsigned Label : 1; |
| unsigned Texture : 1; |
| unsigned Padding : 1; |
| }; |
| |
| /* |
| * If tgsi_instruction::Label is TRUE, tgsi_instruction_label follows. |
| * |
| * If tgsi_instruction::Texture is TRUE, tgsi_instruction_texture follows. |
| * if texture instruction has a number of offsets, |
| * then tgsi_instruction::Texture::NumOffset of tgsi_texture_offset follow. |
| * |
| * Then, tgsi_instruction::NumDstRegs of tgsi_dst_register follow. |
| * |
| * Then, tgsi_instruction::NumSrcRegs of tgsi_src_register follow. |
| * |
| * tgsi_instruction::NrTokens contains the total number of words that make the |
| * instruction, including the instruction word. |
| */ |
| |
| #define TGSI_SWIZZLE_X 0 |
| #define TGSI_SWIZZLE_Y 1 |
| #define TGSI_SWIZZLE_Z 2 |
| #define TGSI_SWIZZLE_W 3 |
| |
| struct tgsi_instruction_label |
| { |
| unsigned Label : 24; /* UINT */ |
| unsigned Padding : 8; |
| }; |
| |
| #define TGSI_TEXTURE_BUFFER 0 |
| #define TGSI_TEXTURE_1D 1 |
| #define TGSI_TEXTURE_2D 2 |
| #define TGSI_TEXTURE_3D 3 |
| #define TGSI_TEXTURE_CUBE 4 |
| #define TGSI_TEXTURE_RECT 5 |
| #define TGSI_TEXTURE_SHADOW1D 6 |
| #define TGSI_TEXTURE_SHADOW2D 7 |
| #define TGSI_TEXTURE_SHADOWRECT 8 |
| #define TGSI_TEXTURE_1D_ARRAY 9 |
| #define TGSI_TEXTURE_2D_ARRAY 10 |
| #define TGSI_TEXTURE_SHADOW1D_ARRAY 11 |
| #define TGSI_TEXTURE_SHADOW2D_ARRAY 12 |
| #define TGSI_TEXTURE_SHADOWCUBE 13 |
| #define TGSI_TEXTURE_2D_MSAA 14 |
| #define TGSI_TEXTURE_2D_ARRAY_MSAA 15 |
| #define TGSI_TEXTURE_UNKNOWN 16 |
| #define TGSI_TEXTURE_COUNT 17 |
| |
| struct tgsi_instruction_texture |
| { |
| unsigned Texture : 8; /* TGSI_TEXTURE_ */ |
| unsigned NumOffsets : 4; |
| unsigned Padding : 20; |
| }; |
| |
| /* for texture offsets in GLSL and DirectX. |
| * Generally these always come from TGSI_FILE_IMMEDIATE, |
| * however DX11 appears to have the capability to do |
| * non-constant texture offsets. |
| */ |
| struct tgsi_texture_offset |
| { |
| int Index : 16; |
| unsigned File : 4; /**< one of TGSI_FILE_x */ |
| unsigned SwizzleX : 2; /* TGSI_SWIZZLE_x */ |
| unsigned SwizzleY : 2; /* TGSI_SWIZZLE_x */ |
| unsigned SwizzleZ : 2; /* TGSI_SWIZZLE_x */ |
| unsigned Padding : 6; |
| }; |
| |
| /* |
| * For SM3, the following constraint applies. |
| * - Swizzle is either set to identity or replicate. |
| */ |
| struct tgsi_instruction_predicate |
| { |
| int Index : 16; /* SINT */ |
| unsigned SwizzleX : 2; /* TGSI_SWIZZLE_x */ |
| unsigned SwizzleY : 2; /* TGSI_SWIZZLE_x */ |
| unsigned SwizzleZ : 2; /* TGSI_SWIZZLE_x */ |
| unsigned SwizzleW : 2; /* TGSI_SWIZZLE_x */ |
| unsigned Negate : 1; /* BOOL */ |
| unsigned Padding : 7; |
| }; |
| |
| /** |
| * File specifies the register array to access. |
| * |
| * Index specifies the element number of a register in the register file. |
| * |
| * If Indirect is TRUE, Index should be offset by the X component of a source |
| * register that follows. The register can be now fetched into local storage |
| * for further processing. |
| * |
| * If Negate is TRUE, all components of the fetched register are negated. |
| * |
| * The fetched register components are swizzled according to SwizzleX, SwizzleY, |
| * SwizzleZ and SwizzleW. |
| * |
| */ |
| |
| struct tgsi_src_register |
| { |
| unsigned File : 4; /* TGSI_FILE_ */ |
| unsigned Indirect : 1; /* BOOL */ |
| unsigned Dimension : 1; /* BOOL */ |
| int Index : 16; /* SINT */ |
| unsigned SwizzleX : 2; /* TGSI_SWIZZLE_ */ |
| unsigned SwizzleY : 2; /* TGSI_SWIZZLE_ */ |
| unsigned SwizzleZ : 2; /* TGSI_SWIZZLE_ */ |
| unsigned SwizzleW : 2; /* TGSI_SWIZZLE_ */ |
| unsigned Absolute : 1; /* BOOL */ |
| unsigned Negate : 1; /* BOOL */ |
| }; |
| |
| /** |
| * If tgsi_src_register::Modifier is TRUE, tgsi_src_register_modifier follows. |
| * |
| * Then, if tgsi_src_register::Indirect is TRUE, another tgsi_src_register |
| * follows. |
| * |
| * Then, if tgsi_src_register::Dimension is TRUE, tgsi_dimension follows. |
| */ |
| |
| |
| struct tgsi_dimension |
| { |
| unsigned Indirect : 1; /* BOOL */ |
| unsigned Dimension : 1; /* BOOL */ |
| unsigned Padding : 14; |
| int Index : 16; /* SINT */ |
| }; |
| |
| struct tgsi_dst_register |
| { |
| unsigned File : 4; /* TGSI_FILE_ */ |
| unsigned WriteMask : 4; /* TGSI_WRITEMASK_ */ |
| unsigned Indirect : 1; /* BOOL */ |
| unsigned Dimension : 1; /* BOOL */ |
| int Index : 16; /* SINT */ |
| unsigned Padding : 6; |
| }; |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* P_SHADER_TOKENS_H */ |
