| #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( struct gl_context *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) |
| /* base e exp. Useful for fog. */ |
| #define R200_VPI_OUT_OP_EXP_E (67 << 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 |