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soft: skip light apply on wall's

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This commit is contained in:
Denis Pauk 2022-03-21 23:19:38 +02:00
parent ff1814922e
commit c20c47b06f
1 changed files with 36 additions and 7 deletions
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43
src/client/refresh/soft/sw_surf.c
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@ -64,6 +64,25 @@ R_TextureAnimation (const entity_t *currententity, mtexinfo_t *tex)
return tex->image;
}
/*
* Light apply is not required
*/
static qboolean
R_SameLight(size_t size, const light3_t lightstep, const light3_t light)
{
int i;
if (((light[0] | light[1] | light[2]) & 0xFF00) > vid_lightthreshold)
return false;
for (i=0; i<3; i++)
{
if (((size * lightstep[i] + light[i]) & 0xFF00) > vid_lightthreshold)
return false;
}
return true;
}
/*
================
R_DrawSurfaceBlock8_anymip
@ -72,7 +91,7 @@ R_DrawSurfaceBlock8_anymip
static void
R_DrawSurfaceBlock8_anymip (int level, int surfrowbytes)
{
int v, i, b, size;
int v, i, size;
unsigned char *psource, *prowdest;
size = 1 << level;
@ -109,14 +128,24 @@ R_DrawSurfaceBlock8_anymip (int level, int surfrowbytes)
memcpy(light, lightright, sizeof(light3_t));
for (b=(size-1); b>=0; b--)
if (R_SameLight(size, lightstep, light))
{
pixel_t pix;
pix = psource[b];
prowdest[b] = R_ApplyLight(pix, light);
/* just copy without light apply */
memcpy(prowdest, psource, size * sizeof(pixel_t));
}
else
{
int b;
for(j=0; j<3; j++)
light[j] += lightstep[j];
for (b=(size-1); b>=0; b--)
{
pixel_t pix;
pix = psource[b];
prowdest[b] = R_ApplyLight(pix, light);
for(j=0; j<3; j++)
light[j] += lightstep[j];
}
}
psource += sourcetstep;