*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
+ * Copyright 2008 VMware, Inc. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
#include "sp_context.h"
#include "sp_state.h"
-#include "sp_headers.h"
#include "sp_quad.h"
+#include "sp_quad_pipe.h"
#include "sp_texture.h"
#include "sp_tex_sample.h"
struct quad_shade_stage
{
- struct quad_stage stage;
- struct tgsi_sampler samplers[PIPE_MAX_SAMPLERS];
+ struct quad_stage stage; /**< base class */
struct tgsi_exec_machine machine;
struct tgsi_exec_vector *inputs, *outputs;
};
}
-
/**
* Execute fragment shader for the four fragments in the quad.
*/
static void
-shade_quad(
- struct quad_stage *qs,
- struct quad_header *quad )
+shade_quad(struct quad_stage *qs, struct quad_header *quad)
{
struct quad_shade_stage *qss = quad_shade_stage( qs );
struct softpipe_context *softpipe = qs->softpipe;
machine->InterpCoefs = quad->coef;
/* run shader */
- quad->inout.mask &= softpipe->fs->run( softpipe->fs,
- &qss->machine,
- quad );
+ quad->inout.mask &= softpipe->fs->run( softpipe->fs, machine, quad );
/* store outputs */
z_written = FALSE;
}
/* shader may cull fragments */
- if( quad->inout.mask ) {
+ if (quad->inout.mask) {
qs->next->run( qs->next, quad );
}
}
+
/**
* Per-primitive (or per-begin?) setup
*/
-static void shade_begin(struct quad_stage *qs)
+static void
+shade_begin(struct quad_stage *qs)
{
struct quad_shade_stage *qss = quad_shade_stage(qs);
struct softpipe_context *softpipe = qs->softpipe;
- unsigned i;
- unsigned num = MAX2(softpipe->num_textures, softpipe->num_samplers);
-
- /* set TGSI sampler state that varies */
- for (i = 0; i < num; i++) {
- qss->samplers[i].state = softpipe->sampler[i];
- qss->samplers[i].texture = softpipe->texture[i];
- }
softpipe->fs->prepare( softpipe->fs,
&qss->machine,
- qss->samplers );
+ (struct tgsi_sampler **)
+ softpipe->tgsi.frag_samplers_list );
qs->next->begin(qs->next);
}
-static void shade_destroy(struct quad_stage *qs)
+static void
+shade_destroy(struct quad_stage *qs)
{
struct quad_shade_stage *qss = (struct quad_shade_stage *) qs;
}
-struct quad_stage *sp_quad_shade_stage( struct softpipe_context *softpipe )
+struct quad_stage *
+sp_quad_shade_stage( struct softpipe_context *softpipe )
{
struct quad_shade_stage *qss = CALLOC_STRUCT(quad_shade_stage);
- uint i;
/* allocate storage for program inputs/outputs, aligned to 16 bytes */
qss->inputs = MALLOC(PIPE_MAX_ATTRIBS * sizeof(*qss->inputs) + 16);
qss->stage.run = shade_quad;
qss->stage.destroy = shade_destroy;
- /* set TGSI sampler state that's constant */
- for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
- assert(softpipe->tex_cache[i]);
- qss->samplers[i].get_samples = sp_get_samples;
- qss->samplers[i].pipe = &softpipe->pipe;
- qss->samplers[i].cache = softpipe->tex_cache[i];
- }
-
tgsi_exec_machine_init( &qss->machine );
return &qss->stage;