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soft: sw_light: make variables local

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This commit is contained in:
Denis Pauk 2022-02-05 14:17:30 +02:00
parent 512e128c5a
commit f8cac738dc
1 changed files with 34 additions and 20 deletions
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54
src/client/refresh/soft/sw_light.c
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@ -285,15 +285,8 @@ R_AddDynamicLights (drawsurf_t* drawsurf)
{
msurface_t *surf;
int lnum;
int sd, td;
float dist, rad, minlight;
vec3_t impact, local;
int s, t;
int i;
int smax, tmax;
mtexinfo_t *tex;
dlight_t *dl;
int negativeLight;
surf = drawsurf->surf;
smax = (surf->extents[0]>>4)+1;
@ -308,7 +301,14 @@ R_AddDynamicLights (drawsurf_t* drawsurf)
for (lnum=0 ; lnum<r_newrefdef.num_dlights ; lnum++)
{
vec3_t impact, local;
float dist, rad, minlight;
int t;
int i;
dlight_t *dl;
int negativeLight;
light_t *plightdest = blocklights;
if (!(surf->dlightbits & (1<<lnum)))
continue; // not lit by this light
@ -346,11 +346,15 @@ R_AddDynamicLights (drawsurf_t* drawsurf)
for (t = 0 ; t<tmax ; t++)
{
int s, td;
td = local[1] - t*16;
if (td < 0)
td = -td;
for (s=0 ; s<smax ; s++)
{
int sd;
sd = local[0] - s*16;
if (sd < 0)
sd = -sd;
@ -390,7 +394,7 @@ void
R_BuildLightMap (drawsurf_t* drawsurf)
{
int smax, tmax;
int i, size;
int size;
byte *lightmap;
msurface_t *surf;
@ -406,14 +410,14 @@ R_BuildLightMap (drawsurf_t* drawsurf)
return;
}
// clear to no light
memset(blocklights, 0, size * sizeof(light_t));
if (r_fullbright->value || !r_worldmodel->lightdata)
{
return;
}
// clear to no light
memset(blocklights, 0, size * sizeof(light_t));
// add all the lightmaps
lightmap = surf->samples;
if (lightmap)
@ -452,18 +456,28 @@ R_BuildLightMap (drawsurf_t* drawsurf)
R_AddDynamicLights (drawsurf);
// bound, invert, and shift
for (i=0 ; i<size ; i++)
{
int t;
light_t *curr_light, *max_light;
t = (int)blocklights[i];
if (t < 0)
t = 0;
t = (255*256 - t) >> (8 - VID_CBITS);
curr_light = blocklights;
max_light = blocklights + size;
if (t < (1 << 6))
t = (1 << 6);
do
{
int t;
blocklights[i] = t;
t = (int)*curr_light;
if (t < 0)
t = 0;
t = (255*256 - t) >> (8 - VID_CBITS);
if (t < (1 << 6))
t = (1 << 6);
*curr_light = t;
curr_light++;
}
while(curr_light < max_light);
}
}