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Lots of clean-up in arb program parser.

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Use new _mesa_init_fp/vp_instruction() function to initialize instructions.
This commit is contained in:
Brian Paul
2005-10-30 21:23:23 +00:00
parent 094a1ddf24
commit 7aebaf3deb
5 changed files with 250 additions and 231 deletions
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28
src/mesa/shader/nvfragparse.c
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@@ -1259,12 +1259,7 @@ Parse_InstructionSequence(struct parse_state *parseState,
GLubyte token[100];
/* Initialize the instruction */
inst->SrcReg[0].File = PROGRAM_UNDEFINED;
inst->SrcReg[1].File = PROGRAM_UNDEFINED;
inst->SrcReg[2].File = PROGRAM_UNDEFINED;
inst->DstReg.File = PROGRAM_UNDEFINED;
inst->DstReg.CondSwizzle = SWIZZLE_NOOP;
inst->Data = NULL;
_mesa_init_fp_instruction(inst);
/* special instructions */
if (Parse_String(parseState, "DEFINE")) {
@@ -1823,3 +1818,24 @@ _mesa_nv_fragment_output_register_name(GLuint i)
ASSERT(i < MAX_NV_FRAGMENT_PROGRAM_OUTPUTS);
return OutputRegisters[i];
}
/**
* Initialize fragment program instruction fields to defaults.
*/
void
_mesa_init_fp_instruction(struct fp_instruction *inst)
{
_mesa_bzero(inst, sizeof(struct fp_instruction));
inst->SrcReg[0].File = PROGRAM_UNDEFINED;
inst->SrcReg[0].Swizzle = SWIZZLE_NOOP;
inst->SrcReg[1].File = PROGRAM_UNDEFINED;
inst->SrcReg[1].Swizzle = SWIZZLE_NOOP;
inst->SrcReg[2].File = PROGRAM_UNDEFINED;
inst->SrcReg[2].Swizzle = SWIZZLE_NOOP;
inst->DstReg.File = PROGRAM_UNDEFINED;
inst->DstReg.WriteMask = 0xf;
inst->DstReg.CondSwizzle = SWIZZLE_NOOP;
inst->Precision = FLOAT32;
inst->DstReg.CondMask = COND_TR;
}