Add GL_ExtensionSupported in vid_null.c because vid_shared.c relies on
[xonotic/darkplaces.git] / r_lerpanim.c
index fe8f249..e69de29 100644 (file)
@@ -1,159 +0,0 @@
-#include "quakedef.h"
-
-// LordHavoc: quite tempting to break apart this function to reuse the
-//            duplicated code, but I suspect it is better for performance
-//            this way
-// LordHavoc: later note: made FRAMEBLENDINSERT macro
-void R_LerpAnimation(entity_render_t *r)
-{
-       int sub1, sub2, numframes, f, i;
-       double sublerp, lerp, d;
-       animscene_t *scene;
-       frameblend_t *blend;
-       blend = r->frameblend;
-
-       numframes = r->model->numframes;
-
-       if (r->frame1 >= numframes)
-       {
-               Con_DPrintf ("CL_LerpAnimation: no such frame %d\n", r->frame1);
-               r->frame1 = 0;
-       }
-
-       if (r->frame2 >= numframes)
-       {
-               Con_DPrintf ("CL_LerpAnimation: no such frame %d\n", r->frame2);
-               r->frame2 = 0;
-       }
-
-       // note: this could be removed, if the rendering code allows an empty blend array
-       if (r->frame1 < 0)
-               Host_Error ("CL_LerpAnimation: frame1 is NULL\n");
-
-       // round off very close blend percentages
-       if (r->framelerp < (1.0f / 65536.0f))
-               r->framelerp = 0;
-       if (r->framelerp >= (65535.0f / 65536.0f))
-               r->framelerp = 1;
-
-       blend[0].frame = blend[1].frame = blend[2].frame = blend[3].frame = 0;
-       blend[0].lerp = blend[1].lerp = blend[2].lerp = blend[3].lerp = 0;
-       if (r->model->animscenes)
-       {
-               if (r->framelerp < 1 && r->frame1 >= 0)
-               {
-                       scene = r->model->animscenes + r->frame1;
-                       lerp = 1 - r->framelerp;
-
-                       if (scene->framecount > 1)
-                       {
-                               sublerp = scene->framerate * (cl.time - r->frame1time);
-                               sub1 = (int) (sublerp);
-                               sub2 = sub1 + 1;
-                               sublerp -= sub1;
-                               if (sublerp < (1.0f / 65536.0f))
-                                       sublerp = 0;
-                               if (sublerp >= (65535.0f / 65536.0f))
-                                       sublerp = 1;
-                               if (scene->loop)
-                               {
-                                       sub1 = (sub1 % scene->framecount);
-                                       sub2 = (sub2 % scene->framecount);
-                               }
-                               else
-                               {
-                                       sub1 = bound(0, sub1, (scene->framecount - 1));
-                                       sub2 = bound(0, sub2, (scene->framecount - 1));
-                               }
-                               sub1 += scene->firstframe;
-                               sub2 += scene->firstframe;
-                               f = sub1;
-                               d = (1 - sublerp) * lerp;
-#define FRAMEBLENDINSERT\
-                               if (d > 0)\
-                               {\
-                                       for (i = 0;i < 4;i++)\
-                                       {\
-                                               if (blend[i].frame == f)\
-                                               {\
-                                                       blend[i].lerp += d;\
-                                                       break;\
-                                               }\
-                                               if (blend[i].lerp <= 0)\
-                                               {\
-                                                       blend[i].frame = f;\
-                                                       blend[i].lerp = d;\
-                                                       break;\
-                                               }\
-                                       }\
-                               }
-                               FRAMEBLENDINSERT
-                               f = sub2;
-                               d = sublerp * lerp;
-                       }
-                       else
-                       {
-                               f = scene->firstframe;
-                               d = lerp;
-                       }
-                       FRAMEBLENDINSERT
-               }
-               if (r->framelerp > 0 && r->frame2 >= 0)
-               {
-                       scene = r->model->animscenes + r->frame2;
-                       lerp = r->framelerp;
-
-                       if (scene->framecount > 1)
-                       {
-                               sublerp = scene->framerate * (cl.time - r->frame1time);
-                               sub1 = (int) (sublerp);
-                               sub2 = sub1 + 1;
-                               sublerp -= sub1;
-                               if (sublerp < (1.0f / 65536.0f))
-                                       sublerp = 0;
-                               if (sublerp >= (65535.0f / 65536.0f))
-                                       sublerp = 1;
-                               if (scene->loop)
-                               {
-                                       sub1 = (sub1 % scene->framecount);
-                                       sub2 = (sub2 % scene->framecount);
-                               }
-                               else
-                               {
-                                       sub1 = bound(0, sub1, (scene->framecount - 1));
-                                       sub2 = bound(0, sub2, (scene->framecount - 1));
-                               }
-                               sub1 += scene->firstframe;
-                               sub2 += scene->firstframe;
-                               f = sub1;
-                               d = (1 - sublerp) * lerp;
-                               FRAMEBLENDINSERT
-                               f = sub2;
-                               d = sublerp * lerp;
-                       }
-                       else
-                       {
-                               f = scene->firstframe;
-                               d = lerp;
-                       }
-                       FRAMEBLENDINSERT
-               }
-       }
-       else
-       {
-               // if there are no scenes, assume it is all single-frame groups
-               if (r->framelerp < 1 && r->frame1 >= 0)
-               {
-                       f = r->frame1;
-                       d = 1 - r->framelerp;
-                       FRAMEBLENDINSERT
-               }
-               if (r->framelerp > 0 && r->frame2 >= 0)
-               {
-                       f = r->frame2;
-                       d = r->framelerp;
-                       FRAMEBLENDINSERT
-               }
-       }
-}
-