diff options
author | Nicolai Hähnle <nhaehnle@gmail.com> | 2009-07-24 23:28:08 +0200 |
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committer | Nicolai Hähnle <nhaehnle@gmail.com> | 2009-07-27 22:51:36 +0200 |
commit | 273af6857084f3a047a781a6c1a163464bdb3da0 (patch) | |
tree | c194fc1e5bca838194e4c1817ab09e8cf352cf99 /src/mesa/drivers/dri/r300/compiler/r3xx_fragprog.c | |
parent | 9dc1be415828962f62d942bf9c362410347d1e75 (diff) |
r300/fragprog: Refactor wpos rewrite to use rc_program
Signed-off-by: Nicolai Hähnle <nhaehnle@gmail.com>
Diffstat (limited to 'src/mesa/drivers/dri/r300/compiler/r3xx_fragprog.c')
-rw-r--r-- | src/mesa/drivers/dri/r300/compiler/r3xx_fragprog.c | 90 |
1 files changed, 6 insertions, 84 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/r3xx_fragprog.c b/src/mesa/drivers/dri/r300/compiler/r3xx_fragprog.c index 2ffee79b4f..014c5fbac0 100644 --- a/src/mesa/drivers/dri/r300/compiler/r3xx_fragprog.c +++ b/src/mesa/drivers/dri/r300/compiler/r3xx_fragprog.c @@ -50,102 +50,24 @@ static void nqssadce_init(struct nqssadce_state* s) */ static void insert_WPOS_trailer(struct r300_fragment_program_compiler *compiler) { - GLuint InputsRead = compiler->program->InputsRead; + int i; - if (!(InputsRead & FRAG_BIT_WPOS)) { + if (!(compiler->Base.Program.InputsRead & FRAG_BIT_WPOS)) { compiler->code->wpos_attr = FRAG_ATTRIB_MAX; return; } - static gl_state_index tokens[STATE_LENGTH] = { - STATE_INTERNAL, STATE_R300_WINDOW_DIMENSION, 0, 0, 0 - }; - struct prog_instruction *fpi; - GLuint window_index; - int i = 0; - for (i = FRAG_ATTRIB_TEX0; i <= FRAG_ATTRIB_TEX7; ++i) { - if (!(InputsRead & (1 << i))) { - InputsRead &= ~(1 << FRAG_ATTRIB_WPOS); - InputsRead |= 1 << i; - compiler->program->InputsRead = InputsRead; + if (!(compiler->Base.Program.InputsRead & (1 << i))) { compiler->code->wpos_attr = i; break; } } - GLuint tempregi = _mesa_find_free_register(compiler->program, PROGRAM_TEMPORARY); - - _mesa_insert_instructions(compiler->program, 0, 3); - fpi = compiler->program->Instructions; - i = 0; - - /* perspective divide */ - fpi[i].Opcode = OPCODE_RCP; - - fpi[i].DstReg.File = PROGRAM_TEMPORARY; - fpi[i].DstReg.Index = tempregi; - fpi[i].DstReg.WriteMask = WRITEMASK_W; - fpi[i].DstReg.CondMask = COND_TR; - - fpi[i].SrcReg[0].File = PROGRAM_INPUT; - fpi[i].SrcReg[0].Index = compiler->code->wpos_attr; - fpi[i].SrcReg[0].Swizzle = SWIZZLE_WWWW; - i++; - - fpi[i].Opcode = OPCODE_MUL; - - fpi[i].DstReg.File = PROGRAM_TEMPORARY; - fpi[i].DstReg.Index = tempregi; - fpi[i].DstReg.WriteMask = WRITEMASK_XYZ; - fpi[i].DstReg.CondMask = COND_TR; - - fpi[i].SrcReg[0].File = PROGRAM_INPUT; - fpi[i].SrcReg[0].Index = compiler->code->wpos_attr; - fpi[i].SrcReg[0].Swizzle = SWIZZLE_XYZW; - - fpi[i].SrcReg[1].File = PROGRAM_TEMPORARY; - fpi[i].SrcReg[1].Index = tempregi; - fpi[i].SrcReg[1].Swizzle = SWIZZLE_WWWW; - i++; - - /* viewport transformation */ - window_index = _mesa_add_state_reference(compiler->program->Parameters, tokens); - - fpi[i].Opcode = OPCODE_MAD; - - fpi[i].DstReg.File = PROGRAM_TEMPORARY; - fpi[i].DstReg.Index = tempregi; - fpi[i].DstReg.WriteMask = WRITEMASK_XYZ; - fpi[i].DstReg.CondMask = COND_TR; - - fpi[i].SrcReg[0].File = PROGRAM_TEMPORARY; - fpi[i].SrcReg[0].Index = tempregi; - fpi[i].SrcReg[0].Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_ZERO); - - fpi[i].SrcReg[1].File = PROGRAM_STATE_VAR; - fpi[i].SrcReg[1].Index = window_index; - fpi[i].SrcReg[1].Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_ZERO); - - fpi[i].SrcReg[2].File = PROGRAM_STATE_VAR; - fpi[i].SrcReg[2].Index = window_index; - fpi[i].SrcReg[2].Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_ZERO); - i++; - - for (; i < compiler->program->NumInstructions; ++i) { - int reg; - for (reg = 0; reg < 3; reg++) { - if (fpi[i].SrcReg[reg].File == PROGRAM_INPUT && - fpi[i].SrcReg[reg].Index == FRAG_ATTRIB_WPOS) { - fpi[i].SrcReg[reg].File = PROGRAM_TEMPORARY; - fpi[i].SrcReg[reg].Index = tempregi; - } - } - } + rc_transform_fragment_wpos(&compiler->Base, FRAG_ATTRIB_WPOS, compiler->code->wpos_attr); } - /** * Rewrite fragment.fogcoord to use a texture coordinate slot. * Note that fogcoord is forced into an X001 pattern, and this enforcement @@ -231,10 +153,10 @@ void r3xx_compile_fragment_program(struct r300_fragment_program_compiler* c) fflush(stdout); } - insert_WPOS_trailer(c); - rc_mesa_to_rc_program(&c->Base, c->program); + insert_WPOS_trailer(c); + rewriteFog(c); rewrite_depth_out(c); |