-#ifdef LERPSPRITES
-void R_ClipSpriteImage (vec3_t origin, vec3_t left, vec3_t up)
-{
- int i;
- mspriteframe_t *frame;
- vec3_t points[4];
- float fleft, fright, fdown, fup;
- frame = currentrenderentity->model->sprdata_frames + currentrenderentity->frameblend[0].frame;
- fleft = frame->left;
- fdown = frame->down;
- fright = frame->right;
- fup = frame->up;
- for (i = 1;i < 4 && currentrenderentity->frameblend[i].lerp;i++)
- {
- frame = currentrenderentity->model->sprdata_frames + currentrenderentity->frameblend[i].frame;
- fleft = min(fleft , frame->left );
- fdown = min(fdown , frame->down );
- fright = max(fright, frame->right);
- fup = max(fup , frame->up );
- }
- // FIXME: reverse these in loader to save time
- fleft = -fleft;
- fright = -fright;
- points[0][0] = origin[0] + fdown * up[0] + fleft * left[0];points[0][1] = origin[1] + fdown * up[1] + fleft * left[1];points[0][2] = origin[2] + fdown * up[2] + fleft * left[2];
- points[1][0] = origin[0] + fup * up[0] + fleft * left[0];points[1][1] = origin[1] + fup * up[1] + fleft * left[1];points[1][2] = origin[2] + fup * up[2] + fleft * left[2];
- points[2][0] = origin[0] + fup * up[0] + fright * left[0];points[2][1] = origin[1] + fup * up[1] + fright * left[1];points[2][2] = origin[2] + fup * up[2] + fright * left[2];
- points[3][0] = origin[0] + fdown * up[0] + fright * left[0];points[3][1] = origin[1] + fdown * up[1] + fright * left[1];points[3][2] = origin[2] + fdown * up[2] + fright * left[2];
- R_Clip_AddPolygon(&points[0][0], 4, sizeof(float[3]), false, R_Entity_Callback, currentrenderentity, NULL, NULL);
-}
-#else
-void R_ClipSpriteImage (vec3_t origin, vec3_t left, vec3_t up)
-{
- int i;
- mspriteframe_t *frame;
- vec3_t points[4];
- float fleft, fright, fdown, fup;
- frame = NULL;
- for (i = 0;i < 4 && currentrenderentity->frameblend[i].lerp;i++)
- frame = currentrenderentity->model->sprdata_frames + currentrenderentity->frameblend[i].frame;
- fleft = frame->left;
- fdown = frame->down;
- fright = frame->right;
- fup = frame->up;
- // FIXME: reverse these in loader to save time
- fleft = -fleft;
- fright = -fright;
- points[0][0] = origin[0] + fdown * up[0] + fleft * left[0];points[0][1] = origin[1] + fdown * up[1] + fleft * left[1];points[0][2] = origin[2] + fdown * up[2] + fleft * left[2];
- points[1][0] = origin[0] + fup * up[0] + fleft * left[0];points[1][1] = origin[1] + fup * up[1] + fleft * left[1];points[1][2] = origin[2] + fup * up[2] + fleft * left[2];
- points[2][0] = origin[0] + fup * up[0] + fright * left[0];points[2][1] = origin[1] + fup * up[1] + fright * left[1];points[2][2] = origin[2] + fup * up[2] + fright * left[2];
- points[3][0] = origin[0] + fdown * up[0] + fright * left[0];points[3][1] = origin[1] + fdown * up[1] + fright * left[1];points[3][2] = origin[2] + fdown * up[2] + fright * left[2];
- R_Clip_AddPolygon(&points[0][0], 4, sizeof(float[3]), false, R_Entity_Callback, currentrenderentity, NULL, NULL);
-}
-#endif
-
-int R_SpriteSetup (int type, float org[3], float left[3], float up[3])