/* * Copyright 2009 Corbin Simpson * * 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 * on 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 * THE AUTHOR(S) AND/OR THEIR 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 R300_STATE_TCL_H #define R300_STATE_TCL_H #include "tgsi/tgsi_parse.h" #include "r300_context.h" #include "r300_debug.h" #include "r300_reg.h" #include "r300_screen.h" /* XXX get these to r300_reg */ #define R300_PVS_DST_OPCODE(x) ((x) << 0) # define R300_VE_DOT_PRODUCT 1 # define R300_VE_MULTIPLY 2 # define R300_VE_ADD 3 # define R300_VE_MAXIMUM 7 # define R300_VE_SET_LESS_THAN 10 #define R300_PVS_DST_MATH_INST (1 << 6) # define R300_ME_RECIP_DX 6 #define R300_PVS_DST_MACRO_INST (1 << 7) # define R300_PVS_MACRO_OP_2CLK_MADD 0 #define R300_PVS_DST_REG_TYPE(x) ((x) << 8) # define R300_PVS_DST_REG_TEMPORARY 0 # define R300_PVS_DST_REG_A0 1 # define R300_PVS_DST_REG_OUT 2 # define R300_PVS_DST_REG_OUT_REPL_X 3 # define R300_PVS_DST_REG_ALT_TEMPORARY 4 # define R300_PVS_DST_REG_INPUT 5 #define R300_PVS_DST_OFFSET(x) ((x) << 13) #define R300_PVS_DST_WE(x) ((x) << 20) #define R300_PVS_DST_WE_XYZW (0xf << 20) #define R300_PVS_SRC_REG_TYPE(x) ((x) << 0) # define R300_PVS_SRC_REG_TEMPORARY 0 # define R300_PVS_SRC_REG_INPUT 1 # define R300_PVS_SRC_REG_CONSTANT 2 # define R300_PVS_SRC_REG_ALT_TEMPORARY 3 #define R300_PVS_SRC_OFFSET(x) ((x) << 5) #define R300_PVS_SRC_SWIZZLE(x) ((x) << 13) # define R300_PVS_SRC_SELECT_X 0 # define R300_PVS_SRC_SELECT_Y 1 # define R300_PVS_SRC_SELECT_Z 2 # define R300_PVS_SRC_SELECT_W 3 # define R300_PVS_SRC_SELECT_FORCE_0 4 # define R300_PVS_SRC_SELECT_FORCE_1 5 # define R300_PVS_SRC_SWIZZLE_XYZW \ ((R300_PVS_SRC_SELECT_X | (R300_PVS_SRC_SELECT_Y << 3) | \ (R300_PVS_SRC_SELECT_Z << 6) | (R300_PVS_SRC_SELECT_W << 9)) << 13) # define R300_PVS_SRC_SWIZZLE_ZERO \ ((R300_PVS_SRC_SELECT_FORCE_0 | (R300_PVS_SRC_SELECT_FORCE_0 << 3) | \ (R300_PVS_SRC_SELECT_FORCE_0 << 6) | \ (R300_PVS_SRC_SELECT_FORCE_0 << 9)) << 13) # define R300_PVS_SRC_SWIZZLE_ONE \ ((R300_PVS_SRC_SELECT_FORCE_1 | (R300_PVS_SRC_SELECT_FORCE_1 << 3) | \ (R300_PVS_SRC_SELECT_FORCE_1 << 6) | \ (R300_PVS_SRC_SELECT_FORCE_1 << 9)) << 13) #define R300_PVS_MODIFIER_X (1 << 25) #define R300_PVS_MODIFIER_Y (1 << 26) #define R300_PVS_MODIFIER_Z (1 << 27) #define R300_PVS_MODIFIER_W (1 << 28) #define R300_PVS_NEGATE_XYZW \ (R300_PVS_MODIFIER_X | R300_PVS_MODIFIER_Y | \ R300_PVS_MODIFIER_Z | R300_PVS_MODIFIER_W) static const struct tgsi_full_src_register r300_constant_zero = { .SrcRegister.Extended = TRUE, .SrcRegister.File = TGSI_FILE_NULL, .SrcRegisterExtSwz.ExtSwizzleX = TGSI_EXTSWIZZLE_ZERO, .SrcRegisterExtSwz.ExtSwizzleY = TGSI_EXTSWIZZLE_ZERO, .SrcRegisterExtSwz.ExtSwizzleZ = TGSI_EXTSWIZZLE_ZERO, .SrcRegisterExtSwz.ExtSwizzleW = TGSI_EXTSWIZZLE_ZERO, }; /* Temporary struct used to hold assembly state while putting together * fragment programs. */ struct r300_vs_asm { /* Pipe context. */ struct r300_context* r300; /* Number of colors. */ unsigned color_count; /* Number of texcoords. */ unsigned tex_count; /* Number of requested temporary registers. */ unsigned temp_count; /* Offset for immediate constants. Neither R300 nor R500 can do four * inline constants per source, so instead we copy immediates into the * constant buffer. */ unsigned imm_offset; /* Number of immediate constants. */ unsigned imm_count; /* Number of colors to write. */ unsigned out_colors; /* Number of texcoords to write. */ unsigned out_texcoords; /* Whether to emit point size. */ boolean point_size; /* Tab of declared outputs to OVM outputs. */ unsigned tab[16]; }; static struct r300_vertex_shader r300_passthrough_vertex_shader = { /* XXX translate these back into normal instructions */ .instruction_count = 2, .instructions[0].inst0 = R300_PVS_DST_OPCODE(R300_VE_ADD) | R300_PVS_DST_REG_TYPE(R300_PVS_DST_REG_OUT) | R300_PVS_DST_OFFSET(0) | R300_PVS_DST_WE_XYZW, .instructions[0].inst1 = R300_PVS_SRC_REG_TYPE(R300_PVS_SRC_REG_INPUT) | R300_PVS_SRC_OFFSET(0) | R300_PVS_SRC_SWIZZLE_XYZW, .instructions[0].inst2 = R300_PVS_SRC_SWIZZLE_ZERO, .instructions[0].inst3 = 0x0, .instructions[1].inst0 = R300_PVS_DST_OPCODE(R300_VE_ADD) | R300_PVS_DST_REG_TYPE(R300_PVS_DST_REG_OUT) | R300_PVS_DST_OFFSET(1) | R300_PVS_DST_WE_XYZW, .instructions[1].inst1 = R300_PVS_SRC_REG_TYPE(R300_PVS_SRC_REG_INPUT) | R300_PVS_SRC_OFFSET(1) | R300_PVS_SRC_SWIZZLE_XYZW, .instructions[1].inst2 = R300_PVS_SRC_SWIZZLE_ZERO, .instructions[1].inst3 = 0x0, }; static struct r300_vertex_shader r300_texture_vertex_shader = { /* XXX translate these back into normal instructions */ .instruction_count = 2, .instructions[0].inst0 = R300_PVS_DST_OPCODE(R300_VE_ADD) | R300_PVS_DST_REG_TYPE(R300_PVS_DST_REG_OUT) | R300_PVS_DST_OFFSET(0) | R300_PVS_DST_WE_XYZW, .instructions[0].inst1 = R300_PVS_SRC_REG_TYPE(R300_PVS_SRC_REG_INPUT) | R300_PVS_SRC_OFFSET(0) | R300_PVS_SRC_SWIZZLE_XYZW, .instructions[0].inst2 = R300_PVS_SRC_SWIZZLE_ZERO, .instructions[0].inst3 = 0x0, .instructions[1].inst0 = R300_PVS_DST_OPCODE(R300_VE_ADD) | R300_PVS_DST_REG_TYPE(R300_PVS_DST_REG_OUT) | R300_PVS_DST_OFFSET(1) | R300_PVS_DST_WE_XYZW, .instructions[1].inst1 = R300_PVS_SRC_REG_TYPE(R300_PVS_SRC_REG_INPUT) | R300_PVS_SRC_OFFSET(1) | R300_PVS_SRC_SWIZZLE_XYZW, .instructions[1].inst2 = R300_PVS_SRC_SWIZZLE_ZERO, .instructions[1].inst3 = 0x0, }; void r300_translate_vertex_shader(struct r300_context* r300, struct r300_vertex_shader* vs); #endif /* R300_STATE_TCL_H */