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/*
* Mesa 3-D graphics library
* Version: 6.2
*
* Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#define DEBUG_FP 0
/**
* \file arbfragparse.c
* ARB_fragment_program parser.
* \author Karl Rasche
*/
#include "glheader.h"
#include "context.h"
#include "imports.h"
#include "macros.h"
#include "mtypes.h"
#include "program.h"
#include "arbprogparse.h"
#include "arbfragparse.h"
void
_mesa_debug_fp_inst(GLint num, struct fp_instruction *fp)
{
GLint a;
static const char *opcode_string[] = {
"ABS", /* ARB_f_p only */
"ADD",
"CMP", /* ARB_f_p only */
"COS",
"DDX", /* NV_f_p only */
"DDY", /* NV_f_p only */
"DP3",
"DP4",
"DPH", /* ARB_f_p only */
"DST",
"END", /* private opcode */
"EX2",
"FLR",
"FRC",
"KIL", /* ARB_f_p only */
"KIL_NV", /* NV_f_p only */
"LG2",
"LIT",
"LRP",
"MAD",
"MAX",
"MIN",
"MOV",
"MUL",
"PK2H", /* NV_f_p only */
"PK2US", /* NV_f_p only */
"PK4B", /* NV_f_p only */
"PK4UB", /* NV_f_p only */
"POW",
"PRINT", /* Mesa only */
"RCP",
"RFL", /* NV_f_p only */
"RSQ",
"SCS", /* ARB_f_p only */
"SEQ", /* NV_f_p only */
"SFL", /* NV_f_p only */
"SGE", /* NV_f_p only */
"SGT", /* NV_f_p only */
"SIN",
"SLE", /* NV_f_p only */
"SLT",
"SNE", /* NV_f_p only */
"STR", /* NV_f_p only */
"SUB",
"SWZ", /* ARB_f_p only */
"TEX",
"TXB", /* ARB_f_p only */
"TXD", /* NV_f_p only */
"TXP", /* ARB_f_p only */
"TXP_NV", /* NV_f_p only */
"UP2H", /* NV_f_p only */
"UP2US", /* NV_f_p only */
"UP4B", /* NV_f_p only */
"UP4UB", /* NV_f_p only */
"X2D", /* NV_f_p only - 2d mat mul */
"XPD", /* ARB_f_p only - cross product */
};
static const char *file_string[] = {
"TEMP",
"INPUT",
"OUTPUT",
"LOCAL",
"ENV",
"NAMED",
"STATE",
"WRITE_ONLY",
"ADDR"
};
static const char swz[] = "xyzw01??";
for (a=0; a<num; a++) {
_mesa_printf("%s", opcode_string[fp[a].Opcode]);
if (fp[a].Saturate)
_mesa_printf("_SAT");
if (fp[a].DstReg.File != 0xf) {
if (fp[a].DstReg.WriteMask != 0xf ||
fp[a].SrcReg[0].NegateBase)
_mesa_printf(" %s[%d].%s%s%s%s ", file_string[fp[a].DstReg.File], fp[a].DstReg.Index,
GET_BIT(fp[a].DstReg.WriteMask, 0) ? "x" : "",
GET_BIT(fp[a].DstReg.WriteMask, 1) ? "y" : "",
GET_BIT(fp[a].DstReg.WriteMask, 2) ? "z" : "",
GET_BIT(fp[a].DstReg.WriteMask, 3) ? "w" : "");
else
_mesa_printf(" %s[%d] ", file_string[fp[a].DstReg.File], fp[a].DstReg.Index);
}
if (fp[a].SrcReg[0].File != 0xf) {
if (fp[a].SrcReg[0].Swizzle != SWIZZLE_NOOP ||
fp[a].SrcReg[0].NegateBase)
_mesa_printf("%s[%d].%s%c%c%c%c ", file_string[fp[a].SrcReg[0].File], fp[a].SrcReg[0].Index,
fp[a].SrcReg[0].NegateBase ? "-" : "",
swz[GET_SWZ(fp[a].SrcReg[0].Swizzle, 0)],
swz[GET_SWZ(fp[a].SrcReg[0].Swizzle, 1)],
swz[GET_SWZ(fp[a].SrcReg[0].Swizzle, 2)],
swz[GET_SWZ(fp[a].SrcReg[0].Swizzle, 3)]);
else
_mesa_printf("%s[%d] ", file_string[fp[a].SrcReg[0].File], fp[a].SrcReg[0].Index);
}
if (fp[a].SrcReg[1].File != 0xf) {
if (fp[a].SrcReg[1].Swizzle != SWIZZLE_NOOP ||
fp[a].SrcReg[1].NegateBase)
_mesa_printf("%s[%d].%s%c%c%c%c ", file_string[fp[a].SrcReg[1].File], fp[a].SrcReg[1].Index,
fp[a].SrcReg[1].NegateBase ? "-" : "",
swz[GET_SWZ(fp[a].SrcReg[1].Swizzle, 0)],
swz[GET_SWZ(fp[a].SrcReg[1].Swizzle, 1)],
swz[GET_SWZ(fp[a].SrcReg[1].Swizzle, 2)],
swz[GET_SWZ(fp[a].SrcReg[1].Swizzle, 3)]);
else
_mesa_printf("%s[%d] ", file_string[fp[a].SrcReg[1].File], fp[a].SrcReg[1].Index);
}
if (fp[a].SrcReg[2].File != 0xf) {
if (fp[a].SrcReg[2].Swizzle != SWIZZLE_NOOP ||
fp[a].SrcReg[2].NegateBase)
_mesa_printf("%s[%d].%s%c%c%c%c ", file_string[fp[a].SrcReg[2].File], fp[a].SrcReg[2].Index,
fp[a].SrcReg[1].NegateBase ? "-" : "",
swz[GET_SWZ(fp[a].SrcReg[2].Swizzle, 0)],
swz[GET_SWZ(fp[a].SrcReg[2].Swizzle, 1)],
swz[GET_SWZ(fp[a].SrcReg[2].Swizzle, 2)],
swz[GET_SWZ(fp[a].SrcReg[2].Swizzle, 3)]);
else
_mesa_printf("%s[%d] ", file_string[fp[a].SrcReg[2].File], fp[a].SrcReg[2].Index);
}
_mesa_printf("\n");
}
}
void
_mesa_parse_arb_fragment_program(GLcontext * ctx, GLenum target,
const GLubyte * str, GLsizei len,
struct fragment_program *program)
{
GLuint i;
struct arb_program ap;
(void) target;
/* set the program target before parsing */
ap.Base.Target = GL_FRAGMENT_PROGRAM_ARB;
if (!_mesa_parse_arb_program(ctx, str, len, &ap)) {
/* Error in the program. Just return. */
return;
}
/* Copy the relevant contents of the arb_program struct into the
* fragment_program struct.
*/
program->Base.String = ap.Base.String;
program->Base.NumInstructions = ap.Base.NumInstructions;
program->Base.NumTemporaries = ap.Base.NumTemporaries;
program->Base.NumParameters = ap.Base.NumParameters;
program->Base.NumAttributes = ap.Base.NumAttributes;
program->Base.NumAddressRegs = ap.Base.NumAddressRegs;
program->NumAluInstructions = ap.NumAluInstructions;
program->NumTexInstructions = ap.NumTexInstructions;
program->NumTexIndirections = ap.NumTexIndirections;
program->InputsRead = ap.InputsRead;
program->OutputsWritten = ap.OutputsWritten;
for (i = 0; i < MAX_TEXTURE_IMAGE_UNITS; i++)
program->TexturesUsed[i] = ap.TexturesUsed[i];
if (program->Parameters) {
/* free previous program's parameters */
_mesa_free_parameter_list(program->Parameters);
}
program->Parameters = ap.Parameters;
program->FogOption = ap.FogOption;
#if DEBUG_FP
_mesa_debug_fp_inst(ap.Base.NumInstructions, ap.FPInstructions);
#endif
program->Instructions = ap.FPInstructions;
}
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