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added partial r_stains

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changed default of r_stains to 0.75


git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@1723 fc73d0e0-1445-4013-8a0c-d673dee63da5
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TimeServ 2005-12-17 21:51:42 +00:00
parent 2cd3740b2f
commit 96de3b78c3
4 changed files with 102 additions and 106 deletions
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109
engine/gl/gl_rsurf.c
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@ -80,18 +80,15 @@ void GLR_StainSurf (msurface_t *surf, float *parms)
int i;
int smax, tmax;
float amm;
int lim;
mtexinfo_t *tex;
stmap *stainbase;
lim = 255 - (bound(0, r_stains.value, 1)*255);
#define stain(x) \
\
change = stainbase[(s)*3+x] + amm*parms[4+x]; \
stainbase[(s)*3+x] = bound(0, change, 255);
stmap *stainbase;
stainbase[(s)*3+x] = bound(lim, change, 255);
if (surf->lightmaptexturenum < 0)
return;
@ -100,59 +97,57 @@ void GLR_StainSurf (msurface_t *surf, float *parms)
tmax = (surf->extents[1]>>4)+1;
tex = surf->texinfo;
stainbase = lightmap[surf->lightmaptexturenum]->stainmaps;
stainbase += (surf->light_t * LMBLOCK_WIDTH + surf->light_s) * 3;
stainbase = lightmap[surf->lightmaptexturenum]->stainmaps;
stainbase += (surf->light_t * LMBLOCK_WIDTH + surf->light_s) * 3;
rad = *parms;
dist = DotProduct ((parms+1), surf->plane->normal) - surf->plane->dist;
rad -= fabs(dist);
minlight = 0;
if (rad < minlight) //not hit
return;
minlight = rad - minlight;
for (i=0 ; i<3 ; i++)
{
impact[i] = (parms+1)[i] - surf->plane->normal[i]*dist;
}
rad = *parms;
dist = DotProduct ((parms+1), surf->plane->normal) - surf->plane->dist;
rad -= fabs(dist);
minlight = 0;
if (rad < minlight) //not hit
return;
minlight = rad - minlight;
local[0] = DotProduct (impact, tex->vecs[0]) + tex->vecs[0][3];
local[1] = DotProduct (impact, tex->vecs[1]) + tex->vecs[1][3];
for (i=0 ; i<3 ; i++)
local[0] -= surf->texturemins[0];
local[1] -= surf->texturemins[1];
for (t = 0 ; t<tmax ; t++)
{
td = local[1] - t*16;
if (td < 0)
td = -td;
for (s=0 ; s<smax ; s++)
{
impact[i] = (parms+1)[i] - surf->plane->normal[i]*dist;
}
local[0] = DotProduct (impact, tex->vecs[0]) + tex->vecs[0][3];
local[1] = DotProduct (impact, tex->vecs[1]) + tex->vecs[1][3];
local[0] -= surf->texturemins[0];
local[1] -= surf->texturemins[1];
for (t = 0 ; t<tmax ; t++)
{
td = local[1] - t*16;
if (td < 0)
td = -td;
for (s=0 ; s<smax ; s++)
sd = local[0] - s*16;
if (sd < 0)
sd = -sd;
if (sd > td)
dist = sd + (td>>1);
else
dist = td + (sd>>1);
if (dist < minlight)
{
sd = local[0] - s*16;
if (sd < 0)
sd = -sd;
if (sd > td)
dist = sd + (td>>1);
else
dist = td + (sd>>1);
if (dist < minlight)
{
amm = (rad - dist);
stain(0);
stain(1);
stain(2);
amm = (rad - dist);
stain(0);
stain(1);
stain(2);
surf->stained = true;
}
surf->stained = true;
}
stainbase += 3*LMBLOCK_WIDTH;
}
stainbase += 3*LMBLOCK_WIDTH;
}
if (surf->stained)
surf->cached_dlight=-1;
if (surf->stained)
surf->cached_dlight=-1;
}
//combination of R_AddDynamicLights and R_MarkLights
@ -241,7 +236,7 @@ void GLR_AddStain(vec3_t org, float red, float green, float blue, float radius)
int i;
float parms[7];
if (!cl.worldmodel || !r_stains.value)
if (!cl.worldmodel || r_stains.value <= 0)
return;
parms[0] = radius;
parms[1] = org[0];
@ -294,7 +289,7 @@ void GLR_LessenStains(void)
static float time;
if (!r_stains.value)
if (r_stains.value <= 0)
return;
time += host_frametime;
@ -953,7 +948,7 @@ store:
blg = greenblklights;
blb = blueblklights;
if (!r_stains.value)
if (r_stains.value <= 0)
isstained = false;
else
isstained = surf->stained;
@ -1112,7 +1107,7 @@ store:
blg = greenblklights;
blb = blueblklights;
if (!r_stains.value)
if (r_stains.value <= 0)
isstained = false;
else
isstained = surf->stained;
@ -1306,7 +1301,7 @@ store:
blg = greenblklights;
blb = blueblklights;
if (!r_stains.value)
if (r_stains.value <= 0)
isstained = false;
else
isstained = surf->stained;
@ -1465,7 +1460,7 @@ store:
blg = greenblklights;
blb = blueblklights;
if (!r_stains.value)
if (r_stains.value <= 0)
isstained = false;
else
isstained = surf->stained;