diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_vertexprog.c | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_vertexprog.c b/src/mesa/drivers/dri/r300/r300_vertexprog.c index c08c98767e5..2ff92e13289 100644 --- a/src/mesa/drivers/dri/r300/r300_vertexprog.c +++ b/src/mesa/drivers/dri/r300/r300_vertexprog.c @@ -960,26 +960,23 @@ static void position_invariant(struct gl_program *prog) static void insert_wpos(struct r300_vertex_program *vp, struct gl_program *prog, - GLint pos) + GLuint temp_index) { GLint tokens[6] = { STATE_INTERNAL, STATE_R300_WINDOW_DIMENSION, 0, 0, 0, 0 }; struct prog_instruction *vpi; struct prog_instruction *vpi_insert; - GLuint temp_index; GLuint window_index; int i = 0; vpi = malloc((prog->NumInstructions + 5) * sizeof(struct prog_instruction)); - memcpy(vpi, prog->Instructions, (pos+1) * sizeof(struct prog_instruction)); + /* all but END */ + memcpy(vpi, prog->Instructions, (prog->NumInstructions - 1) * sizeof(struct prog_instruction)); + /* END */ + memcpy(&vpi[prog->NumInstructions + 4], &prog->Instructions[prog->NumInstructions - 1], + sizeof(struct prog_instruction)); - vpi_insert = &vpi[pos]; - - /* make a copy before outputting VERT_RESULT_HPOS */ - vpi_insert->DstReg.File = vpi_insert->SrcReg[2].File; - vpi_insert->DstReg.Index = temp_index = vpi_insert->SrcReg[2].Index; - - vpi_insert++; + vpi_insert = &vpi[prog->NumInstructions - 1]; memset(vpi_insert, 0, 5 * sizeof(struct prog_instruction)); vpi_insert[i].Opcode = OPCODE_MOV; @@ -1062,8 +1059,6 @@ static void insert_wpos(struct r300_vertex_program *vp, vpi_insert[i].SrcReg[1].Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_ONE, SWIZZLE_ONE); i++; - memcpy(&vpi_insert[i], &prog->Instructions[pos+1], (prog->NumInstructions-(pos+1)) * sizeof(struct prog_instruction)); - free(prog->Instructions); prog->Instructions = vpi; @@ -1072,24 +1067,24 @@ static void insert_wpos(struct r300_vertex_program *vp, vpi = &prog->Instructions[prog->NumInstructions-1]; assert(vpi->Opcode == OPCODE_END); - /* we need position, don't we ? :) */ - prog->InputsRead |= (1 << VERT_ATTRIB_POS); } static void pos_as_texcoord(struct r300_vertex_program *vp, struct gl_program *prog) { struct prog_instruction *vpi; - int pos = 0; - - for(vpi = prog->Instructions; vpi->Opcode != OPCODE_END; vpi++, pos++){ + GLuint tempregi = prog->NumTemporaries; + /* should do something else if no temps left... */ + prog->NumTemporaries++; + + for(vpi = prog->Instructions; vpi->Opcode != OPCODE_END; vpi++){ if( vpi->DstReg.File == PROGRAM_OUTPUT && vpi->DstReg.Index == VERT_RESULT_HPOS ){ - insert_wpos(vp, prog, pos); - break; + vpi->DstReg.File = PROGRAM_TEMPORARY; + vpi->DstReg.Index = tempregi; } } - + insert_wpos(vp, prog, tempregi); } static struct r300_vertex_program *build_program(struct r300_vertex_program_key *wanted_key, |