diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/r600/r700_fragprog.c | 40 |
1 files changed, 15 insertions, 25 deletions
diff --git a/src/mesa/drivers/dri/r600/r700_fragprog.c b/src/mesa/drivers/dri/r600/r700_fragprog.c index bc2c5d53ce..ca0710b681 100644 --- a/src/mesa/drivers/dri/r600/r700_fragprog.c +++ b/src/mesa/drivers/dri/r600/r700_fragprog.c @@ -34,6 +34,7 @@ #include "main/imports.h" #include "shader/prog_parameter.h" #include "shader/prog_statevars.h" +#include "shader/program.h" #include "r600_context.h" #include "r600_cmdbuf.h" @@ -47,8 +48,6 @@ void insert_wpos_code(GLcontext *ctx, struct gl_fragment_program *fprog) static const gl_state_index winstate[STATE_LENGTH] = { STATE_INTERNAL, STATE_FB_SIZE, 0, 0, 0}; struct prog_instruction *newInst, *inst; - const GLuint origLen = fprog->Base.NumInstructions; - const GLuint newLen = origLen + 1; GLint win_size; /* state reference */ GLuint wpos_temp; /* temp register */ int i, j; @@ -58,11 +57,22 @@ void insert_wpos_code(GLcontext *ctx, struct gl_fragment_program *fprog) wpos_temp = fprog->Base.NumTemporaries++; - /* Alloc storage for new instructions */ - newInst = _mesa_alloc_instructions(newLen); + /* scan program where WPOS is used and replace with wpos_temp */ + inst = fprog->Base.Instructions; + for (i = 0; i < fprog->Base.NumInstructions; i++) { + for (j=0; j < 3; j++) { + if(inst->SrcReg[j].File == PROGRAM_INPUT && + inst->SrcReg[j].Index == FRAG_ATTRIB_WPOS) { + inst->SrcReg[j].File = PROGRAM_TEMPORARY; + inst->SrcReg[j].Index = wpos_temp; + } + } + inst++; + } - _mesa_init_instructions(newInst,1); + _mesa_insert_instructions(&(fprog->Base), 0, 1); + newInst = fprog->Base.Instructions; /* invert wpos.y * wpos_temp.xyzw = wpos.x-yzw + winsize.0y00 */ newInst[0].Opcode = OPCODE_ADD; @@ -79,26 +89,6 @@ void insert_wpos_code(GLcontext *ctx, struct gl_fragment_program *fprog) newInst[0].SrcReg[1].Index = win_size; newInst[0].SrcReg[1].Swizzle = MAKE_SWIZZLE4(SWIZZLE_ZERO, SWIZZLE_Y, SWIZZLE_ZERO, SWIZZLE_ZERO); - /* scan program where WPOS is used and replace with wpos_temp */ - inst = fprog->Base.Instructions; - for (i = 0; i < fprog->Base.NumInstructions; i++) { - for (j=0; j < 3; j++) { - if(inst->SrcReg[j].File == PROGRAM_INPUT && - inst->SrcReg[j].Index == FRAG_ATTRIB_WPOS) { - inst->SrcReg[j].File = PROGRAM_TEMPORARY; - inst->SrcReg[j].Index = wpos_temp; - } - } - inst++; - } - /* Append original instructions after new instructions */ - _mesa_copy_instructions (newInst + 1, fprog->Base.Instructions, origLen); - /* free old instructions */ - _mesa_free_instructions(fprog->Base.Instructions, origLen); - /* install new instructions */ - fprog->Base.Instructions = newInst; - fprog->Base.NumInstructions = newLen; - } //TODO : Validate FP input with VP output. |