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high precision model rendering in GL

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This commit is contained in:
Seth Galbraith 2002-01-05 16:20:38 +00:00
parent a18fdbca68
commit ac5b6823c6
1 changed files with 39 additions and 6 deletions
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45
libs/video/renderer/gl/gl_mod_alias.c
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@ -225,7 +225,7 @@ vert_order_t *
GL_GetAliasFrameVerts (int frame, aliashdr_t *paliashdr, entity_t *e)
{
float interval;
int count, numposes, pose, i;
int count, numposes, pose, i, j;
trivertx_t *verts;
vert_order_t *vo;
blended_vert_t *vo_v;
@ -266,6 +266,7 @@ GL_GetAliasFrameVerts (int frame, aliashdr_t *paliashdr, entity_t *e)
if (gl_lerp_anim->int_val) {
trivertx_t *verts1, *verts2;
float blend;
float v1[3], v2[3];
e->frame_interval = interval;
@ -286,8 +287,16 @@ GL_GetAliasFrameVerts (int frame, aliashdr_t *paliashdr, entity_t *e)
if (r_paused || blend > 1)
blend = 1;
verts1 = verts + e->pose1 * count;
verts2 = verts + e->pose2 * count;
if (paliashdr->mdl.ident == POLYHEADER16)
{
verts1 = verts + e->pose1 * count * 2;
verts2 = verts + e->pose2 * count * 2;
}
else
{
verts1 = verts + e->pose1 * count;
verts2 = verts + e->pose2 * count;
}
if (!blend) {
verts = verts1;
@ -296,7 +305,21 @@ GL_GetAliasFrameVerts (int frame, aliashdr_t *paliashdr, entity_t *e)
} else {
for (i = 0, vo_v = vo->verts; i < count;
i++, vo_v++, verts1++, verts2++) {
VectorBlend (verts1->v, verts2->v, blend, vo_v->vert);
if (paliashdr->mdl.ident == POLYHEADER16)
{
for (j = 0; j < 3; j++)
{
v1[j] = verts1->v[j] + (verts1
+ count)->v[j] /
(float)256;
v2[j] = verts2->v[j] + (verts2
+ count)->v[j] /
(float)256;
}
VectorBlend (v1, v2, blend, vo_v->vert);
}
else
VectorBlend (verts1->v, verts2->v, blend, vo_v->vert);
vo_v->lightdot =
shadedots[verts1->lightnormalindex] * (1 - blend)
+ shadedots[verts2->lightnormalindex] * blend;
@ -306,10 +329,20 @@ GL_GetAliasFrameVerts (int frame, aliashdr_t *paliashdr, entity_t *e)
return vo;
}
} else {
verts += pose * count;
if (paliashdr->mdl.ident == POLYHEADER16)
verts += pose * count * 2;
else
verts += pose * count;
}
for (i = 0, vo_v = vo->verts; i < count; i++, vo_v++, verts++) {
VectorCopy (verts->v, vo_v->vert);
if (paliashdr->mdl.ident == POLYHEADER16)
{
for (j = 0; j < 3; j++)
vo_v->vert[j] = verts->v[j] + (verts +
count)->v[j] / (float)256;
}
else
VectorCopy (verts->v, vo_v->vert);
vo_v->lightdot = shadedots[verts->lightnormalindex];
}
lastposenum = pose;