/*
================
R_AliasTransformFinalVerts
================
*/
static void
R_AliasTransformFinalVerts(const entity_t *currententity, int numpoints, finalvert_t *fv, dtrivertx_t *oldv, dtrivertx_t *newv )
{
int i;
for ( i = 0; i < numpoints; i++, fv++, oldv++, newv++ )
{
int temp;
float lightcos;
const float *plightnormal;
vec3_t lerped_vert;
lerped_vert[0] = r_lerp_move[0] + oldv->v[0]*r_lerp_backv[0] + newv->v[0]*r_lerp_frontv[0];
lerped_vert[1] = r_lerp_move[1] + oldv->v[1]*r_lerp_backv[1] + newv->v[1]*r_lerp_frontv[1];
lerped_vert[2] = r_lerp_move[2] + oldv->v[2]*r_lerp_backv[2] + newv->v[2]*r_lerp_frontv[2];
plightnormal = r_avertexnormals[newv->lightnormalindex];
// added double damage shell
if ( currententity->flags & ( RF_SHELL_RED | RF_SHELL_GREEN | RF_SHELL_BLUE | RF_SHELL_DOUBLE | RF_SHELL_HALF_DAM) )
{
lerped_vert[0] += plightnormal[0] * POWERSUIT_SCALE;
lerped_vert[1] += plightnormal[1] * POWERSUIT_SCALE;
lerped_vert[2] += plightnormal[2] * POWERSUIT_SCALE;
}
fv->xyz[0] = DotProduct(lerped_vert, aliastransform[0]) + aliastransform[0][3];
fv->xyz[1] = DotProduct(lerped_vert, aliastransform[1]) + aliastransform[1][3];
fv->xyz[2] = DotProduct(lerped_vert, aliastransform[2]) + aliastransform[2][3];
fv->flags = 0;
// lighting
lightcos = DotProduct (plightnormal, r_plightvec);
temp = r_ambientlight;
if (lightcos < 0)
{
temp += (int)(r_shadelight * lightcos);
// clamp; because we limited the minimum ambient and shading light, we
// don't have to clamp low light, just bright
if (temp < 0)
temp = 0;
}
fv->l = temp;
if ( fv->xyz[2] < ALIAS_Z_CLIP_PLANE )
{
fv->flags |= ALIAS_Z_CLIP;
}
else
{
R_AliasProjectAndClipTestFinalVert( fv );
}
}
}
/*
================
R_Alias_clip_z
pfv0 is the unclipped vertex, pfv1 is the z-clipped vertex
================
*/
void R_Alias_clip_z(finalvert_t *pfv0, finalvert_t *pfv1, finalvert_t *out)
{
float scale;
scale = (ALIAS_Z_CLIP_PLANE - pfv0->xyz[2]) / (pfv1->xyz[2] - pfv0->xyz[2]);
out->xyz[0] = pfv0->xyz[0] + (pfv1->xyz[0] - pfv0->xyz[0]) * scale;
out->xyz[1] = pfv0->xyz[1] + (pfv1->xyz[1] - pfv0->xyz[1]) * scale;
out->xyz[2] = ALIAS_Z_CLIP_PLANE;
out->s = pfv0->s + (pfv1->s - pfv0->s) * scale;
out->t = pfv0->t + (pfv1->t - pfv0->t) * scale;
out->l = pfv0->l + (pfv1->l - pfv0->l) * scale;
R_AliasProjectAndClipTestFinalVert(out);
}
/*
================
R_AliasTransformFinalVerts
================
*/
static void R_AliasTransformFinalVerts(int numpoints, finalvert_t *fv, maliasvert_t *oldv, maliasvert_t *newv)
{
int i;
for (i = 0; i < numpoints; i++, fv++, oldv++, newv++) {
float lightcos;
const vec_t *plightnormal;
vec3_t lerped_vert;
lerped_vert[0] = r_lerp_move[0] + oldv->v[0] * r_lerp_backv[0] + newv->v[0] * r_lerp_frontv[0];
lerped_vert[1] = r_lerp_move[1] + oldv->v[1] * r_lerp_backv[1] + newv->v[1] * r_lerp_frontv[1];
lerped_vert[2] = r_lerp_move[2] + oldv->v[2] * r_lerp_backv[2] + newv->v[2] * r_lerp_frontv[2];
plightnormal = bytedirs[newv->lightnormalindex];
if (currententity->flags & RF_SHELL_MASK) {
float scale;
scale = (currententity->flags & RF_WEAPONMODEL) ?
WEAPONSHELL_SCALE : POWERSUIT_SCALE;
lerped_vert[0] += plightnormal[0] * scale;
lerped_vert[1] += plightnormal[1] * scale;
lerped_vert[2] += plightnormal[2] * scale;
}
fv->xyz[0] = DotProduct(lerped_vert, aliastransform[0]) + aliastransform[0][3];
fv->xyz[1] = DotProduct(lerped_vert, aliastransform[1]) + aliastransform[1][3];
fv->xyz[2] = DotProduct(lerped_vert, aliastransform[2]) + aliastransform[2][3];
fv->flags = 0;
// lighting
lightcos = DotProduct(plightnormal, r_plightvec);
if (lightcos < 0)
lightcos *= 0.3f;
fv->l = 0x8000 + (int)(0x7fff * lightcos);
if (fv->xyz[2] < ALIAS_Z_CLIP_PLANE) {
fv->flags |= ALIAS_Z_CLIP;
} else {
R_AliasProjectAndClipTestFinalVert(fv);
}
}
}