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code cleanups and possibly minor optimisations

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This commit is contained in:
Bill Currie 2001-09-07 21:15:08 +00:00
parent 714f429276
commit 05f489735e
2 changed files with 14 additions and 28 deletions
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10
libs/video/renderer/gl/gl_rmain.c
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@ -250,6 +250,7 @@ vec3_t shadevector;
static void
GL_DrawAliasFrame (vert_order_t *vo, qboolean fb)
{
float color[4];
float l;
int count;
int *order;
@ -258,6 +259,8 @@ GL_DrawAliasFrame (vert_order_t *vo, qboolean fb)
verts = vo->verts;
order = vo->order;
color[3] = modelalpha;
if (modelalpha != 1.0)
qfglDepthMask (GL_FALSE);
@ -277,16 +280,15 @@ GL_DrawAliasFrame (vert_order_t *vo, qboolean fb)
do {
// texture coordinates come from the draw list
qfglTexCoord2f (((float *) order)[0], ((float *) order)[1]);
qfglTexCoord2fv ((float *) order);
order += 2;
if (!fb) {
// normals and vertexes come from the frame list
l = shadelight * verts->lightdot;
VectorScale (shadecolor, l, color);
// LordHavoc: cleanup after Endy
qfglColor4f (shadecolor[0] * l, shadecolor[1] * l,
shadecolor[2] * l, modelalpha);
qfglColor4fv (color);
}
qfglVertex3fv (verts->vert);

32
libs/video/renderer/gl/gl_rsurf.c
View file

@ -760,41 +760,26 @@ R_RecursiveWorldNode (mnode_t *node)
// find which side of the node we are on
plane = node->plane;
switch (plane->type) {
case PLANE_X:
dot = modelorg[0] - plane->dist;
break;
case PLANE_Y:
dot = modelorg[1] - plane->dist;
break;
case PLANE_Z:
dot = modelorg[2] - plane->dist;
break;
default:
dot = DotProduct (modelorg, plane->normal) - plane->dist;
break;
}
if (plane->type < 3)
dot = modelorg[plane->type] - plane->dist;
else
dot = DotProduct (modelorg, plane->normal) - plane->dist;
side = dot < 0;
// recurse down the children, front side first
R_RecursiveWorldNode (node->children[side]);
// sneaky hack for side = side ? SURF_PLANEBACK : 0;
side = (~side + 1) & SURF_PLANEBACK;
// draw stuff
if ((c = node->numsurfaces)) {
surf = r_worldentity.model->surfaces + node->firstsurface;
if (dot < -BACKFACE_EPSILON)
side = SURF_PLANEBACK;
else if (dot > BACKFACE_EPSILON)
side = 0;
for (; c; c--, surf++) {
if (surf->visframe != r_visframecount)
continue;
if ((dot < 0) ^ !!(surf->flags & SURF_PLANEBACK))
// side is either 0 or SURF_PLANEBACK
if (side ^ (surf->flags & SURF_PLANEBACK))
continue; // wrong side
if (surf->flags & SURF_DRAWTURB) {
@ -803,7 +788,6 @@ R_RecursiveWorldNode (mnode_t *node)
} else if (surf->flags & SURF_DRAWSKY) {
surf->texturechain = sky_chain;
sky_chain = surf;
continue;
} else if (gl_mtex_active) {
R_DrawMultitexturePoly (surf);
} else {