diff options
Diffstat (limited to 'src/mesa/drivers/dri/r200/r200_vertprog.h')
| -rw-r--r-- | src/mesa/drivers/dri/r200/r200_vertprog.h | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_vertprog.h b/src/mesa/drivers/dri/r200/r200_vertprog.h new file mode 100644 index 00000000000..0fbe5eec7d9 --- /dev/null +++ b/src/mesa/drivers/dri/r200/r200_vertprog.h @@ -0,0 +1,161 @@ +#ifndef __VERTEX_SHADER_H__ +#define __VERTEX_SHADER_H__ + +#include "r200_reg.h" + +typedef struct { + uint32_t op; + uint32_t src0; + uint32_t src1; + uint32_t src2; +} VERTEX_SHADER_INSTRUCTION; + +extern void r200InitShaderFuncs(struct dd_function_table *functions); +extern void r200SetupVertexProg( GLcontext *ctx ); + +#define VSF_FLAG_X 1 +#define VSF_FLAG_Y 2 +#define VSF_FLAG_Z 4 +#define VSF_FLAG_W 8 +#define VSF_FLAG_XYZ (VSF_FLAG_X | VSF_FLAG_Y | VSF_FLAG_Z) +#define VSF_FLAG_ALL 0xf +#define VSF_FLAG_NONE 0 + +#define R200_VSF_MAX_INST 128 +#define R200_VSF_MAX_PARAM 192 +#define R200_VSF_MAX_TEMPS 12 + +#define R200_VPI_OUT_REG_INDEX_SHIFT 13 +#define R200_VPI_OUT_REG_INDEX_MASK (31 << 13) /* GUESS based on fglrx native limits */ + +#define R200_VPI_OUT_WRITE_X (1 << 20) +#define R200_VPI_OUT_WRITE_Y (1 << 21) +#define R200_VPI_OUT_WRITE_Z (1 << 22) +#define R200_VPI_OUT_WRITE_W (1 << 23) + +#define R200_VPI_IN_REG_CLASS_TEMPORARY (0 << 0) +#define R200_VPI_IN_REG_CLASS_ATTRIBUTE (1 << 0) +#define R200_VPI_IN_REG_CLASS_PARAMETER (2 << 0) +#define R200_VPI_IN_REG_CLASS_NONE (9 << 0) +#define R200_VPI_IN_REG_CLASS_MASK (31 << 0) /* GUESS */ + +#define R200_VPI_IN_REG_INDEX_SHIFT 5 +#define R200_VPI_IN_REG_INDEX_MASK (255 << 5) /* GUESS based on fglrx native limits */ + +/* The R200 can select components from the input register arbitrarily. +// Use the following constants, shifted by the component shift you +// want to select */ +#define R200_VPI_IN_SELECT_X 0 +#define R200_VPI_IN_SELECT_Y 1 +#define R200_VPI_IN_SELECT_Z 2 +#define R200_VPI_IN_SELECT_W 3 +#define R200_VPI_IN_SELECT_ZERO 4 +#define R200_VPI_IN_SELECT_ONE 5 +#define R200_VPI_IN_SELECT_MASK 7 + +#define R200_VPI_IN_X_SHIFT 13 +#define R200_VPI_IN_Y_SHIFT 16 +#define R200_VPI_IN_Z_SHIFT 19 +#define R200_VPI_IN_W_SHIFT 22 + +#define R200_VPI_IN_NEG_X (1 << 25) +#define R200_VPI_IN_NEG_Y (1 << 26) +#define R200_VPI_IN_NEG_Z (1 << 27) +#define R200_VPI_IN_NEG_W (1 << 28) + +#define R200_VSF_OUT_CLASS_TMP (0 << 8) +#define R200_VSF_OUT_CLASS_ADDR (3 << 8) +#define R200_VSF_OUT_CLASS_RESULT_POS (4 << 8) +#define R200_VSF_OUT_CLASS_RESULT_COLOR (5 << 8) +#define R200_VSF_OUT_CLASS_RESULT_TEXC (6 << 8) +#define R200_VSF_OUT_CLASS_RESULT_FOGC (7 << 8) +#define R200_VSF_OUT_CLASS_RESULT_POINTSIZE (8 << 8) +#define R200_VSF_OUT_CLASS_MASK (31 << 8) + +/* opcodes - they all are the same as on r300 it seems, however + LIT and POW require different setup */ +#define R200_VPI_OUT_OP_DOT (1 << 0) +#define R200_VPI_OUT_OP_MUL (2 << 0) +#define R200_VPI_OUT_OP_ADD (3 << 0) +#define R200_VPI_OUT_OP_MAD (4 << 0) +#define R200_VPI_OUT_OP_DST (5 << 0) +#define R200_VPI_OUT_OP_FRC (6 << 0) +#define R200_VPI_OUT_OP_MAX (7 << 0) +#define R200_VPI_OUT_OP_MIN (8 << 0) +#define R200_VPI_OUT_OP_SGE (9 << 0) +#define R200_VPI_OUT_OP_SLT (10 << 0) + +#define R200_VPI_OUT_OP_ARL (13 << 0) + +#define R200_VPI_OUT_OP_EXP (65 << 0) +#define R200_VPI_OUT_OP_LOG (66 << 0) + +#define R200_VPI_OUT_OP_LIT (68 << 0) +#define R200_VPI_OUT_OP_POW (69 << 0) +#define R200_VPI_OUT_OP_RCP (70 << 0) +#define R200_VPI_OUT_OP_RSQ (72 << 0) + +#define R200_VPI_OUT_OP_EX2 (75 << 0) +#define R200_VPI_OUT_OP_LG2 (76 << 0) + +#define R200_VPI_OUT_OP_MAD_2 (128 << 0) + +/* first CARD32 of an instruction */ + +/* possible operations: + DOT, MUL, ADD, MAD, FRC, MAX, MIN, SGE, SLT, EXP, LOG, LIT, POW, RCP, RSQ, EX2, + LG2, MAD_2, ARL */ + +#define MAKE_VSF_OP(op, out_reg, out_reg_fields) \ + ((op) | (out_reg) | ((out_reg_fields) << 20) ) + +#define VSF_IN_CLASS_TMP 0 +#define VSF_IN_CLASS_ATTR 1 +#define VSF_IN_CLASS_PARAM 2 +#define VSF_IN_CLASS_NONE 9 + +#define VSF_IN_COMPONENT_X 0 +#define VSF_IN_COMPONENT_Y 1 +#define VSF_IN_COMPONENT_Z 2 +#define VSF_IN_COMPONENT_W 3 +#define VSF_IN_COMPONENT_ZERO 4 +#define VSF_IN_COMPONENT_ONE 5 + +#define MAKE_VSF_SOURCE(in_reg_index, comp_x, comp_y, comp_z, comp_w, class, negate) \ + ( ((in_reg_index)<<R200_VPI_IN_REG_INDEX_SHIFT) \ + | ((comp_x)<<R200_VPI_IN_X_SHIFT) \ + | ((comp_y)<<R200_VPI_IN_Y_SHIFT) \ + | ((comp_z)<<R200_VPI_IN_Z_SHIFT) \ + | ((comp_w)<<R200_VPI_IN_W_SHIFT) \ + | ((negate)<<25) | ((class))) + +#define EASY_VSF_SOURCE(in_reg_index, comp_x, comp_y, comp_z, comp_w, class, negate) \ + MAKE_VSF_SOURCE(in_reg_index, \ + VSF_IN_COMPONENT_##comp_x, \ + VSF_IN_COMPONENT_##comp_y, \ + VSF_IN_COMPONENT_##comp_z, \ + VSF_IN_COMPONENT_##comp_w, \ + VSF_IN_CLASS_##class, VSF_FLAG_##negate) + +/* special sources: */ + +/* (1.0,1.0,1.0,1.0) vector (ATTR, plain ) */ +#define VSF_ATTR_UNITY(reg) EASY_VSF_SOURCE(reg, ONE, ONE, ONE, ONE, ATTR, NONE) +#define VSF_UNITY(reg) EASY_VSF_SOURCE(reg, ONE, ONE, ONE, ONE, NONE, NONE) + +/* contents of unmodified register */ +#define VSF_REG(reg) EASY_VSF_SOURCE(reg, X, Y, Z, W, ATTR, NONE) + +/* contents of unmodified parameter */ +#define VSF_PARAM(reg) EASY_VSF_SOURCE(reg, X, Y, Z, W, PARAM, NONE) + +/* contents of unmodified temporary register */ +#define VSF_TMP(reg) EASY_VSF_SOURCE(reg, X, Y, Z, W, TMP, NONE) + +/* components of ATTR register */ +#define VSF_ATTR_X(reg) EASY_VSF_SOURCE(reg, X, X, X, X, ATTR, NONE) +#define VSF_ATTR_Y(reg) EASY_VSF_SOURCE(reg, Y, Y, Y, Y, ATTR, NONE) +#define VSF_ATTR_Z(reg) EASY_VSF_SOURCE(reg, Z, Z, Z, Z, ATTR, NONE) +#define VSF_ATTR_W(reg) EASY_VSF_SOURCE(reg, W, W, W, W, ATTR, NONE) + +#endif |