void Draw_Sprite2D(int type, int rot, int frame, int x, int y,
float scale, int pal, rcolor c) {
spritedef_t *sprdef;
spriteframe_t *sprframe;
float flip = 0.0f;
int w;
int h;
int offsetx = 0;
int offsety = 0;
GL_SetState(GLSTATE_BLEND, 1);
sprdef=&spriteinfo[type];
sprframe = &sprdef->spriteframes[frame];
GL_BindSpriteTexture(sprframe->lump[rot], pal);
w = spritewidth[sprframe->lump[rot]];
h = spriteheight[sprframe->lump[rot]];
if(scale <= 1.0f) {
if(sprframe->flip[rot]) {
flip = 1.0f;
}
else {
flip = 0.0f;
}
offsetx = (int)spriteoffset[sprframe->lump[rot]];
offsety = (int)spritetopoffset[sprframe->lump[rot]];
}
GL_SetOrthoScale(scale);
GL_SetupAndDraw2DQuad(flip ? (float)(x + offsetx) - w :
(float)x - offsetx, (float)y - offsety, w, h,
flip, 1.0f - flip, 0, 1.0f, c, 0);
GL_SetOrthoScale(1.0f);
cursprite = -1;
curgfx = -1;
GL_SetState(GLSTATE_BLEND, 0);
}
void DL_ProcessDrawList(int tag, dboolean(*procfunc) (vtxlist_t *, int *))
{
drawlist_t *dl;
int i;
int drawcount = 0;
vtxlist_t *head;
vtxlist_t *tail;
dboolean checkNightmare = false;
if (tag < 0 && tag >= NUMDRAWLISTS)
return;
dl = &drawlist[tag];
if (dl->max > 0) {
int palette = 0;
if (tag != DLT_SPRITE) {
qsort(dl->list, dl->index, sizeof(vtxlist_t),
SortDrawList);
} else if (dl->index >= 2) {
qsort(dl->list, dl->index, sizeof(vtxlist_t),
SortSprites);
}
tail = &dl->list[dl->index];
for (i = 0; i < dl->index; i++) {
vtxlist_t *rover;
head = &dl->list[i];
// break if no data found in list
if (!head->data)
break;
if (drawcount >= MAXDLDRAWCOUNT)
I_Error
("DL_ProcessDrawList: Draw overflow by %i, tag=%i",
dl->index, tag);
if (procfunc) {
if (!procfunc(head, &drawcount))
continue;
}
rover = head + 1;
if (tag != DLT_SPRITE) {
if (rover != tail) {
if (head->texid == rover->texid
&& head->params == rover->params)
continue;
}
}
// setup texture ID
if (tag == DLT_SPRITE) {
int flags =
((visspritelist_t *) head->data)->spr->
flags;
// textid in sprites contains hack that stores palette index data
palette = head->texid >> 24;
head->texid = head->texid & 0xffff;
GL_BindSpriteTexture(head->texid, palette);
// villsa 12152013 - change blend states for nightmare things
if ((checkNightmare ^ (flags & MF_NIGHTMARE))) {
if (!checkNightmare
&& (flags & MF_NIGHTMARE)) {
dglBlendFunc(GL_SRC_COLOR,
GL_ONE_MINUS_SRC_COLOR);
checkNightmare ^= 1;
} else if (checkNightmare
&& !(flags & MF_NIGHTMARE)) {
dglBlendFunc(GL_SRC_ALPHA,
GL_ONE_MINUS_SRC_ALPHA);
checkNightmare ^= 1;
}
}
} else {
