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Rewrite of fragment program named parameters, constants, etc. Not done.

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This commit is contained in:
Brian Paul
2003-03-19 05:34:24 +00:00
parent 762c115242
commit 4515663052
5 changed files with 176 additions and 155 deletions
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40
src/mesa/swrast/s_nvfragprog.c
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@@ -1,4 +1,4 @@
/* $Id: s_nvfragprog.c,v 1.9 2003/03/16 22:02:37 brianp Exp $ */
/* $Id: s_nvfragprog.c,v 1.10 2003/03/19 05:34:25 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -1041,39 +1041,45 @@ execute_program( GLcontext *ctx,
static void
init_machine( GLcontext *ctx, struct fp_machine *machine,
const struct fragment_program *program,
const struct sw_span *span, GLuint i )
const struct sw_span *span, GLuint col )
{
GLuint u;
GLuint j, u;
/* Clear temporary registers */
_mesa_bzero(machine->Registers + FP_TEMP_REG_START,
MAX_NV_FRAGMENT_PROGRAM_TEMPS * 4 * sizeof(GLfloat));
/* Load program local parameters */
for (j = 0; j < MAX_NV_FRAGMENT_PROGRAM_PARAMS; j++) {
COPY_4V(machine->Registers[FP_PROG_REG_START + j],
program->LocalParams[j]);
}
/* Load input registers */
if (program->InputsRead & (1 << FRAG_ATTRIB_WPOS)) {
GLfloat *wpos = machine->Registers[FP_INPUT_REG_START+FRAG_ATTRIB_WPOS];
wpos[0] = span->x + i;
wpos[1] = span->y + i;
wpos[2] = (GLfloat) span->array->z[i] / ctx->DepthMaxF;
wpos[3] = span->w + i * span->dwdx;
wpos[0] = span->x + col;
wpos[1] = span->y;
wpos[2] = (GLfloat) span->array->z[col] / ctx->DepthMaxF;
wpos[3] = span->w + col * span->dwdx;
}
if (program->InputsRead & (1 << FRAG_ATTRIB_COL0)) {
GLfloat *col0 = machine->Registers[FP_INPUT_REG_START+FRAG_ATTRIB_COL0];
col0[0] = CHAN_TO_FLOAT(span->array->rgba[i][RCOMP]);
col0[1] = CHAN_TO_FLOAT(span->array->rgba[i][GCOMP]);
col0[2] = CHAN_TO_FLOAT(span->array->rgba[i][BCOMP]);
col0[3] = CHAN_TO_FLOAT(span->array->rgba[i][ACOMP]);
col0[0] = CHAN_TO_FLOAT(span->array->rgba[col][RCOMP]);
col0[1] = CHAN_TO_FLOAT(span->array->rgba[col][GCOMP]);
col0[2] = CHAN_TO_FLOAT(span->array->rgba[col][BCOMP]);
col0[3] = CHAN_TO_FLOAT(span->array->rgba[col][ACOMP]);
}
if (program->InputsRead & (1 << FRAG_ATTRIB_COL1)) {
GLfloat *col1 = machine->Registers[FP_INPUT_REG_START+FRAG_ATTRIB_COL1];
col1[0] = CHAN_TO_FLOAT(span->array->spec[i][RCOMP]);
col1[1] = CHAN_TO_FLOAT(span->array->spec[i][GCOMP]);
col1[2] = CHAN_TO_FLOAT(span->array->spec[i][BCOMP]);
col1[3] = CHAN_TO_FLOAT(span->array->spec[i][ACOMP]);
col1[0] = CHAN_TO_FLOAT(span->array->spec[col][RCOMP]);
col1[1] = CHAN_TO_FLOAT(span->array->spec[col][GCOMP]);
col1[2] = CHAN_TO_FLOAT(span->array->spec[col][BCOMP]);
col1[3] = CHAN_TO_FLOAT(span->array->spec[col][ACOMP]);
}
if (program->InputsRead & (1 << FRAG_ATTRIB_FOGC)) {
GLfloat *fogc = machine->Registers[FP_INPUT_REG_START+FRAG_ATTRIB_FOGC];
fogc[0] = span->array->fog[i];
fogc[0] = span->array->fog[col];
fogc[1] = 0.0F;
fogc[2] = 0.0F;
fogc[3] = 0.0F;
@@ -1082,7 +1088,7 @@ init_machine( GLcontext *ctx, struct fp_machine *machine,
if (program->InputsRead & (1 << (FRAG_ATTRIB_TEX0 + u))) {
GLfloat *tex = machine->Registers[FP_INPUT_REG_START+FRAG_ATTRIB_TEX0+u];
if (ctx->Texture.Unit[u]._ReallyEnabled) {
COPY_4V(tex, span->array->texcoords[u][i]);
COPY_4V(tex, span->array->texcoords[u][col]);
}
else {
COPY_4V(tex, ctx->Current.Attrib[VERT_ATTRIB_TEX0 + u]);