brender-1997/d3drend/gv1buckt.c
2022-05-03 14:31:40 -07:00

166 lines
4.6 KiB
C

/*
* Copyright (c) 1993-1995 Argonaut Technologies Limited. All rights reserved.
*
* $Id: gv1buckt.c 1.2 1997/08/11 14:25:42 jon Exp JON $
* $Locker: JON $
*
* Geometry format for rendering the order table buckets spat out by a prior hidden surface render
*/
#include <stddef.h>
#include <string.h>
#include "drv.h"
#include "shortcut.h"
#include "brassert.h"
BR_RCS_ID("$Id: gv1buckt.c 1.2 1997/08/11 14:25:42 jon Exp JON $");
/*
* Default dispatch table for renderer type (defined at end of file)
*/
static const struct br_geometry_v1_buckets_dispatch geometryV1BucketsDispatch;
/*
* Geometry format info. template
*/
#define F(f) offsetof(struct br_geometry_v1_buckets, f)
static const struct br_tv_template_entry geometryV1BucketsTemplateEntries[] = {
{BRT_IDENTIFIER_CSTR, 0, F(identifier), BRTV_QUERY | BRTV_ALL, BRTV_CONV_COPY, },
{BRT_RENDERER_FACILITY_O,0, F(renderer_facility), BRTV_QUERY | BRTV_ALL, BRTV_CONV_COPY, },
{BRT_FACILITY_O, 0, F(renderer_facility), BRTV_QUERY, BRTV_CONV_COPY, },
};
#undef F
/*
* Allocate a geometry format
*/
br_geometry_v1_buckets * GeometryV1BucketsAllocate(br_renderer_facility *type, char *id)
{
br_geometry_v1_buckets * self;
self = BrResAllocate(type, sizeof(*self), BR_MEMORY_OBJECT);
if(self == NULL)
return NULL;
self->dispatch = (struct br_geometry_v1_buckets_dispatch *)&geometryV1BucketsDispatch;
self->identifier = id;
self->device = type->device;
self->renderer_facility = type;
ObjectContainerAddFront(type, (br_object *)self);
return self;
}
static void BR_CMETHOD_DECL(br_geometry_v1_buckets_d3d, free)(br_geometry_v1_buckets *self)
{
ObjectContainerRemove(self->renderer_facility, (br_object *)self);
BrResFreeNoCallback(self);
}
static br_token BR_CMETHOD_DECL(br_geometry_v1_buckets_d3d, type)(br_geometry_v1_buckets *self)
{
return BRT_GEOMETRY_V1_BUCKETS;
}
static br_boolean BR_CMETHOD_DECL(br_geometry_v1_buckets_d3d, isType)(br_geometry_v1_buckets *self, br_token t)
{
return (t == BRT_GEOMETRY_PRIMITIVES) || (t == BRT_GEOMETRY) || (t == BRT_OBJECT);
}
static br_int_32 BR_CMETHOD_DECL(br_geometry_v1_buckets_d3d, space)(br_geometry_v1_buckets *self)
{
return sizeof(br_geometry_v1_buckets);
}
static struct br_tv_template * BR_CMETHOD_DECL(br_geometry_v1_buckets_d3d, templateQuery)
(br_geometry_v1_buckets *self)
{
if(self->device->templates.geometryV1BucketsTemplate == NULL)
self->device->templates.geometryV1BucketsTemplate = BrTVTemplateAllocate(self->device,
(br_tv_template_entry *)geometryV1BucketsTemplateEntries,
BR_ASIZE(geometryV1BucketsTemplateEntries));
return self->device->templates.geometryV1BucketsTemplate;
}
br_error BR_CMETHOD_DECL(br_geometry_v1_buckets_d3d, render)
(struct br_geometry *self, struct br_renderer *renderer,
struct br_primitive **buckets, br_int_32 nbuckets)
{
struct br_primitive *p;
struct br_renderer_state_stored *last_state;
br_error r;
br_token last_type;
if(nbuckets <= 0)
return BRE_OK;
/*
* Use 'self' as an object handle that will never
* be a stored object
*/
last_state = (br_renderer_state_stored *)self;
last_type = BR_NULL_TOKEN;
/*
* Render bucket table from last to first
*/
for(buckets += nbuckets-1; nbuckets--; buckets--) {
for(p = *buckets; p ; p = p->next) {
/*
* Reload state for primitive, if it has changed
*/
if(p->stored != last_state || p->type != (br_uint_32)last_type) {
if(p->stored)
RendererStateRestore(renderer, p->stored, (br_uint_32)(BR_STATE_PRIMITIVE | BR_STATE_CACHE));
last_type = p->type;
last_state = p->stored;
// if(r != BRE_OK)
// continue;
}
/*
* Render the primitive
*
* *** !!! ***
*/
//rend.block->render(rend.block,p->v[0],p->v[1],p->v[2]);
}
}
return BRE_OK;
}
/*
* Default dispatch table for renderer type
*/
static const struct br_geometry_v1_buckets_dispatch geometryV1BucketsDispatch = {
NULL,
NULL,
NULL,
NULL,
BR_CMETHOD_REF(br_geometry_v1_buckets_d3d, free),
BR_CMETHOD_REF(br_object_d3d, identifier),
BR_CMETHOD_REF(br_geometry_v1_buckets_d3d, type),
BR_CMETHOD_REF(br_geometry_v1_buckets_d3d, isType),
BR_CMETHOD_REF(br_object_d3d, device),
BR_CMETHOD_REF(br_geometry_v1_buckets_d3d, space),
BR_CMETHOD_REF(br_geometry_v1_buckets_d3d, templateQuery),
BR_CMETHOD_REF(br_object, query),
BR_CMETHOD_REF(br_object, queryBuffer),
BR_CMETHOD_REF(br_object, queryMany),
BR_CMETHOD_REF(br_object, queryManySize),
BR_CMETHOD_REF(br_object, queryAll),
BR_CMETHOD_REF(br_object, queryAllSize),
BR_CMETHOD_REF(br_geometry_v1_buckets_d3d, render),
BR_CMETHOD_REF(br_geometry_v1_buckets_d3d, render),
};