cvar_t r_shadow_bouncegrid_dlightparticlemultiplier = {CVAR_SAVE, "r_shadow_bouncegrid_dlightparticlemultiplier", "0", "if set to a high value like 16 this can make dlights look great, but 0 is recommended for performance reasons"};
cvar_t r_shadow_bouncegrid_hitmodels = {CVAR_SAVE, "r_shadow_bouncegrid_hitmodels", "0", "enables hitting character model geometry (SLOW)"};
cvar_t r_shadow_bouncegrid_intensity = {CVAR_SAVE, "r_shadow_bouncegrid_intensity", "4", "overall brightness of bouncegrid texture"};
-cvar_t r_shadow_bouncegrid_lightradiusscale = {CVAR_SAVE, "r_shadow_bouncegrid_lightradiusscale", "2", "particles stop at this fraction of light radius (can be more than 1)"};
-cvar_t r_shadow_bouncegrid_maxbounce = {CVAR_SAVE, "r_shadow_bouncegrid_maxbounce", "3", "maximum number of bounces for a particle (minimum is 1)"};
+cvar_t r_shadow_bouncegrid_lightradiusscale = {CVAR_SAVE, "r_shadow_bouncegrid_lightradiusscale", "10", "particles stop at this fraction of light radius (can be more than 1)"};
+cvar_t r_shadow_bouncegrid_maxbounce = {CVAR_SAVE, "r_shadow_bouncegrid_maxbounce", "5", "maximum number of bounces for a particle (minimum is 1)"};
cvar_t r_shadow_bouncegrid_particlebounceintensity = {CVAR_SAVE, "r_shadow_bouncegrid_particlebounceintensity", "4", "amount of energy carried over after each bounce, this is a multiplier of texture color and the result is clamped to 1 or less, to prevent adding energy on each bounce"};
cvar_t r_shadow_bouncegrid_particleintensity = {CVAR_SAVE, "r_shadow_bouncegrid_particleintensity", "2", "brightness of particles contributing to bouncegrid texture"};
-cvar_t r_shadow_bouncegrid_photons = {CVAR_SAVE, "r_shadow_bouncegrid_photons", "5000", "total photons to shoot per update, divided proportionately between lights"};
+cvar_t r_shadow_bouncegrid_photons = {CVAR_SAVE, "r_shadow_bouncegrid_photons", "2000", "total photons to shoot per update, divided proportionately between lights"};
cvar_t r_shadow_bouncegrid_spacingx = {CVAR_SAVE, "r_shadow_bouncegrid_spacingx", "64", "unit size of bouncegrid pixel on X axis"};
cvar_t r_shadow_bouncegrid_spacingy = {CVAR_SAVE, "r_shadow_bouncegrid_spacingy", "64", "unit size of bouncegrid pixel on Y axis"};
cvar_t r_shadow_bouncegrid_spacingz = {CVAR_SAVE, "r_shadow_bouncegrid_spacingz", "64", "unit size of bouncegrid pixel on Z axis"};
+cvar_t r_shadow_bouncegrid_static = {CVAR_SAVE, "r_shadow_bouncegrid_static", "1", "use static radiosity solution (high quality) rather than dynamic (splotchy)"};
+cvar_t r_shadow_bouncegrid_static_photons = {CVAR_SAVE, "r_shadow_bouncegrid_static_photons", "25000", "photons value to use when in static mode"};
+cvar_t r_shadow_bouncegrid_static_directionalshading = {CVAR_SAVE, "r_shadow_bouncegrid_static_directionalshading", "1", "whether to use directionalshading when in static mode"};
cvar_t r_shadow_bouncegrid_stablerandom = {CVAR_SAVE, "r_shadow_bouncegrid_stablerandom", "1", "make particle distribution consistent from frame to frame"};
cvar_t r_shadow_bouncegrid_updateinterval = {CVAR_SAVE, "r_shadow_bouncegrid_updateinterval", "0", "update bouncegrid texture once per this many seconds, useful values are 0, 0.05, or 1000000"};
cvar_t r_shadow_bouncegrid_x = {CVAR_SAVE, "r_shadow_bouncegrid_x", "64", "maximum texture size of bouncegrid on X axis"};
cvar_t r_editlights_cursorgrid = {0, "r_editlights_cursorgrid", "4", "snaps cursor to this grid size"};
cvar_t r_editlights_quakelightsizescale = {CVAR_SAVE, "r_editlights_quakelightsizescale", "1", "changes size of light entities loaded from a map"};
+typedef struct r_shadow_bouncegrid_settings_s
+{
+ qboolean staticmode;
+ qboolean bounceanglediffuse;
+ qboolean directionalshading;
+ float dlightparticlemultiplier;
+ qboolean hitmodels;
+ float lightradiusscale;
+ int maxbounce;
+ float particlebounceintensity;
+ float particleintensity;
+ int photons;
+ float spacing[3];
+ int stablerandom;
+}
+r_shadow_bouncegrid_settings_t;
+
+r_shadow_bouncegrid_settings_t r_shadow_bouncegridsettings;
rtexture_t *r_shadow_bouncegridtexture;
matrix4x4_t r_shadow_bouncegridmatrix;
vec_t r_shadow_bouncegridintensity;
Cvar_RegisterVariable(&r_shadow_bouncegrid_spacingx);
Cvar_RegisterVariable(&r_shadow_bouncegrid_spacingy);
Cvar_RegisterVariable(&r_shadow_bouncegrid_spacingz);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_static);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_static_photons);
+ Cvar_RegisterVariable(&r_shadow_bouncegrid_static_directionalshading);
Cvar_RegisterVariable(&r_shadow_bouncegrid_stablerandom);
Cvar_RegisterVariable(&r_shadow_bouncegrid_updateinterval);
Cvar_RegisterVariable(&r_shadow_bouncegrid_x);
int pixelindex[8];
int corner;
int x, y, z, d;
- qboolean isstatic = r_shadow_bouncegrid_updateinterval.value > 1.0f;
- qboolean directionalshading = r_shadow_bouncegrid_directionalshading.integer != 0;
rtlight_t *rtlight;
- if (!r_shadow_bouncegrid.integer || !vid.support.ext_texture_3d)
+ r_shadow_bouncegrid_settings_t settings;
+ qboolean enable = r_shadow_bouncegrid.integer != 0 && vid.support.ext_texture_3d && r_refdef.scene.worldmodel;
+
+ r_shadow_bouncegridintensity = r_shadow_bouncegrid_intensity.value;
+
+ // see if there are really any lights to render...
+ if (enable)
+ {
+ enable = false;
+ range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
+ range1 = r_shadow_bouncegrid_static.integer ? 0 : r_refdef.scene.numlights;
+ range2 = range + range1;
+ for (lightindex = 0;lightindex < range2;lightindex++)
+ {
+ if (r_shadow_bouncegrid_static.integer)
+ {
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (!light || !(light->flags & flag))
+ continue;
+ rtlight = &light->rtlight;
+ // when static, we skip styled lights because they tend to change...
+ if (rtlight->style > 0)
+ continue;
+ VectorScale(rtlight->color, (rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale) * (rtlight->style >= 0 ? r_refdef.scene.rtlightstylevalue[rtlight->style] : 1), lightcolor);
+ }
+ else
+ {
+ if (lightindex < range)
+ {
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ rtlight = &light->rtlight;
+ }
+ else
+ rtlight = r_refdef.scene.lights[lightindex - range];
+ // draw only visible lights (major speedup)
+ if (!rtlight->draw)
+ continue;
+ VectorScale(rtlight->currentcolor, rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale, lightcolor);
+ }
+ if (!VectorLength2(lightcolor))
+ continue;
+ enable = true;
+ break;
+ }
+ }
+
+ if (!enable)
{
if (r_shadow_bouncegridtexture)
{
r_shadow_bouncegriddirectional = false;
return;
}
- if (r_refdef.scene.worldmodel && isstatic)
- {
- VectorSet(spacing, bound(1, r_shadow_bouncegrid_spacingx.value, 512), bound(1, r_shadow_bouncegrid_spacingy.value, 512), bound(1, r_shadow_bouncegrid_spacingz.value, 512));
- VectorMA(r_refdef.scene.worldmodel->normalmins, -2.0f, spacing, mins);
- VectorMA(r_refdef.scene.worldmodel->normalmaxs, 2.0f, spacing, maxs);
- VectorSubtract(maxs, mins, size);
- resolution[0] = (int)floor(size[0] / spacing[0] + 0.5f);
- resolution[1] = (int)floor(size[1] / spacing[1] + 0.5f);
- resolution[2] = (int)floor(size[2] / spacing[2] + 0.5f);
- resolution[0] = min(resolution[0], bound(4, r_shadow_bouncegrid_x.integer, (int)vid.maxtexturesize_3d));
- resolution[1] = min(resolution[1], bound(4, r_shadow_bouncegrid_y.integer, (int)vid.maxtexturesize_3d));
- resolution[2] = min(resolution[2], bound(4, r_shadow_bouncegrid_z.integer, (int)vid.maxtexturesize_3d));
- spacing[0] = size[0] / resolution[0];
- spacing[1] = size[1] / resolution[1];
- spacing[2] = size[2] / resolution[2];
- ispacing[0] = 1.0f / spacing[0];
- ispacing[1] = 1.0f / spacing[1];
- ispacing[2] = 1.0f / spacing[2];
+
+ // build up a complete collection of the desired settings, so that memcmp can be used to compare parameters
+ settings.staticmode = r_shadow_bouncegrid_static.integer != 0;
+ settings.bounceanglediffuse = r_shadow_bouncegrid_bounceanglediffuse.integer != 0;
+ settings.directionalshading = r_shadow_bouncegrid_static.integer != 0 ? r_shadow_bouncegrid_static_directionalshading.integer != 0 : r_shadow_bouncegrid_directionalshading.integer != 0;
+ settings.dlightparticlemultiplier = r_shadow_bouncegrid_dlightparticlemultiplier.value;
+ settings.hitmodels = r_shadow_bouncegrid_hitmodels.integer != 0;
+ settings.lightradiusscale = r_shadow_bouncegrid_lightradiusscale.value;
+ settings.maxbounce = r_shadow_bouncegrid_maxbounce.integer;
+ settings.particlebounceintensity = r_shadow_bouncegrid_particlebounceintensity.value;
+ settings.particleintensity = r_shadow_bouncegrid_particleintensity.value;
+ settings.photons = r_shadow_bouncegrid_static.integer ? r_shadow_bouncegrid_static_photons.integer : r_shadow_bouncegrid_photons.integer;
+ settings.spacing[0] = r_shadow_bouncegrid_spacingx.value;
+ settings.spacing[1] = r_shadow_bouncegrid_spacingy.value;
+ settings.spacing[2] = r_shadow_bouncegrid_spacingz.value;
+ settings.stablerandom = r_shadow_bouncegrid_stablerandom.integer;
+
+ // bound the values for sanity
+ settings.photons = bound(1, settings.photons, 1048576);
+ settings.lightradiusscale = bound(0.0001f, settings.lightradiusscale, 1024.0f);
+ settings.maxbounce = bound(1, settings.maxbounce, 16);
+ settings.spacing[0] = bound(1, settings.spacing[0], 512);
+ settings.spacing[1] = bound(1, settings.spacing[1], 512);
+ settings.spacing[2] = bound(1, settings.spacing[2], 512);
+
+ // get the spacing values
+ spacing[0] = settings.spacing[0];
+ spacing[1] = settings.spacing[1];
+ spacing[2] = settings.spacing[2];
+ ispacing[0] = 1.0f / spacing[0];
+ ispacing[1] = 1.0f / spacing[1];
+ ispacing[2] = 1.0f / spacing[2];
+
+ // calculate texture size enclosing entire world bounds at the spacing
+ VectorMA(r_refdef.scene.worldmodel->normalmins, -2.0f, spacing, mins);
+ VectorMA(r_refdef.scene.worldmodel->normalmaxs, 2.0f, spacing, maxs);
+ VectorSubtract(maxs, mins, size);
+ // now we can calculate the resolution we want
+ c[0] = (int)floor(size[0] / spacing[0] + 0.5f);
+ c[1] = (int)floor(size[1] / spacing[1] + 0.5f);
+ c[2] = (int)floor(size[2] / spacing[2] + 0.5f);
+ // figure out the exact texture size (honoring power of 2 if required)
+ c[0] = bound(4, c[0], (int)vid.maxtexturesize_3d);
+ c[1] = bound(4, c[1], (int)vid.maxtexturesize_3d);
+ c[2] = bound(4, c[2], (int)vid.maxtexturesize_3d);
+ if (vid.support.arb_texture_non_power_of_two)
+ {
+ resolution[0] = c[0];
+ resolution[1] = c[1];
+ resolution[2] = c[2];
}
else
{
- VectorSet(resolution, bound(4, r_shadow_bouncegrid_x.integer, (int)vid.maxtexturesize_3d), bound(4, r_shadow_bouncegrid_y.integer, (int)vid.maxtexturesize_3d), bound(4, r_shadow_bouncegrid_z.integer, (int)vid.maxtexturesize_3d));
- VectorSet(spacing, bound(1, r_shadow_bouncegrid_spacingx.value, 512), bound(1, r_shadow_bouncegrid_spacingy.value, 512), bound(1, r_shadow_bouncegrid_spacingz.value, 512));
- VectorMultiply(resolution, spacing, size);
- ispacing[0] = 1.0f / spacing[0];
- ispacing[1] = 1.0f / spacing[1];
- ispacing[2] = 1.0f / spacing[2];
+ for (resolution[0] = 4;resolution[0] < c[0];resolution[0]*=2) ;
+ for (resolution[1] = 4;resolution[1] < c[1];resolution[1]*=2) ;
+ for (resolution[2] = 4;resolution[2] < c[2];resolution[2]*=2) ;
+ }
+ size[0] = spacing[0] * resolution[0];
+ size[1] = spacing[1] * resolution[1];
+ size[2] = spacing[2] * resolution[2];
+
+ // if dynamic we may or may not want to use the world bounds
+ // if the dynamic size is smaller than the world bounds, use it instead
+ if (!settings.staticmode && (r_shadow_bouncegrid_x.integer < resolution[0] || r_shadow_bouncegrid_y.integer < resolution[1] || r_shadow_bouncegrid_z.integer < resolution[2]))
+ {
+ // we know the resolution we want
+ c[0] = r_shadow_bouncegrid_x.integer;
+ c[1] = r_shadow_bouncegrid_y.integer;
+ c[2] = r_shadow_bouncegrid_z.integer;
+ // now we can calculate the texture size (power of 2 if required)
+ c[0] = bound(4, c[0], (int)vid.maxtexturesize_3d);
+ c[1] = bound(4, c[1], (int)vid.maxtexturesize_3d);
+ c[2] = bound(4, c[2], (int)vid.maxtexturesize_3d);
+ if (vid.support.arb_texture_non_power_of_two)
+ {
+ resolution[0] = c[0];
+ resolution[1] = c[1];
+ resolution[2] = c[2];
+ }
+ else
+ {
+ for (resolution[0] = 4;resolution[0] < c[0];resolution[0]*=2) ;
+ for (resolution[1] = 4;resolution[1] < c[1];resolution[1]*=2) ;
+ for (resolution[2] = 4;resolution[2] < c[2];resolution[2]*=2) ;
+ }
+ size[0] = spacing[0] * resolution[0];
+ size[1] = spacing[1] * resolution[1];
+ size[2] = spacing[2] * resolution[2];
+ // center the rendering on the view
mins[0] = floor(r_refdef.view.origin[0] * ispacing[0] + 0.5f) * spacing[0] - 0.5f * size[0];
mins[1] = floor(r_refdef.view.origin[1] * ispacing[1] + 0.5f) * spacing[1] - 0.5f * size[1];
mins[2] = floor(r_refdef.view.origin[2] * ispacing[2] + 0.5f) * spacing[2] - 0.5f * size[2];
- VectorAdd(mins, size, maxs);
}
- r_shadow_bouncegridintensity = r_shadow_bouncegrid_intensity.value;
- if (r_shadow_bouncegridtexture && realtime < r_shadow_bouncegridtime + r_shadow_bouncegrid_updateinterval.value && resolution[0] == r_shadow_bouncegridresolution[0] && resolution[1] == r_shadow_bouncegridresolution[1] && resolution[2] == r_shadow_bouncegridresolution[2])
+
+ // recalculate the maxs in case the resolution was not satisfactory
+ VectorAdd(mins, size, maxs);
+
+ // if all the settings seem identical to the previous update, return
+ if (r_shadow_bouncegridtexture && (settings.staticmode || realtime < r_shadow_bouncegridtime + r_shadow_bouncegrid_updateinterval.value) && !memcmp(&r_shadow_bouncegridsettings, &settings, sizeof(settings)))
return;
+
+ // store the new settings
+ r_shadow_bouncegridsettings = settings;
+
// we're going to update the bouncegrid, update the matrix...
memset(m, 0, sizeof(m));
m[0] = 1.0f / size[0];
m[10] = 1.0f / size[2];
m[11] = -mins[2] * m[10];
m[15] = 1.0f;
- if (directionalshading)
+ if (settings.directionalshading)
{
m[10] *= 0.25f;
m[11] *= 0.25f;
}
Matrix4x4_FromArrayFloatD3D(&r_shadow_bouncegridmatrix, m);
numpixels = resolution[0]*resolution[1]*resolution[2];
- if (directionalshading)
+ if (settings.directionalshading)
numpixels *= 4;
- r_shadow_bouncegriddirectional = directionalshading;
+ r_shadow_bouncegriddirectional = settings.directionalshading;
// reallocate pixels for this update if needed...
if (r_shadow_bouncegridnumpixels != numpixels || !r_shadow_bouncegridpixels || !r_shadow_bouncegridhighpixels)
{
r_shadow_bouncegridnumpixels = numpixels;
pixels = r_shadow_bouncegridpixels;
highpixels = r_shadow_bouncegridhighpixels;
- if (directionalshading)
+ if (settings.directionalshading)
memset(pixels, 128, numpixels * sizeof(unsigned char[4]));
else
memset(pixels, 0, numpixels * sizeof(unsigned char[4]));
memset(highpixels, 0, numpixels * sizeof(float[4]));
// figure out what we want to interact with
- if (r_shadow_bouncegrid_hitmodels.integer)
+ if (settings.hitmodels)
hitsupercontentsmask = SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY | SUPERCONTENTS_LIQUIDSMASK;
else
hitsupercontentsmask = SUPERCONTENTS_SOLID | SUPERCONTENTS_LIQUIDSMASK;
- maxbounce = bound(1, r_shadow_bouncegrid_maxbounce.integer, 16);
+ maxbounce = settings.maxbounce;
// clear variables that produce warnings otherwise
memset(splatcolor, 0, sizeof(splatcolor));
// iterate world rtlights
range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
- range1 = isstatic ? 0 : r_refdef.scene.numlights;
+ range1 = settings.staticmode ? 0 : r_refdef.scene.numlights;
range2 = range + range1;
photoncount = 0;
for (lightindex = 0;lightindex < range2;lightindex++)
{
- if (isstatic)
+ if (settings.staticmode)
{
light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
if (!light || !(light->flags & flag))
// vary with lightstyle, otherwise we get randomized particle
// distribution, the seeded random is only consistent for a
// consistent number of particles on this light...
- radius = rtlight->radius * bound(0.0001f, r_shadow_bouncegrid_lightradiusscale.value, 1024.0f);
+ radius = rtlight->radius * settings.lightradiusscale;
s = rtlight->radius;
lightintensity = VectorLength(rtlight->color) * (rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale);
if (lightindex >= range)
- lightintensity *= r_shadow_bouncegrid_dlightparticlemultiplier.value;
+ lightintensity *= settings.dlightparticlemultiplier;
photoncount += max(0.0f, lightintensity * s * s);
}
- photonscaling = bound(1, r_shadow_bouncegrid_photons.value, 1048576) / max(1, photoncount);
+ photonscaling = (float)settings.photons / max(1, photoncount);
photonresidual = 0.0f;
for (lightindex = 0;lightindex < range2;lightindex++)
{
- if (isstatic)
+ if (settings.staticmode)
{
light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
if (!light || !(light->flags & flag))
// vary with lightstyle, otherwise we get randomized particle
// distribution, the seeded random is only consistent for a
// consistent number of particles on this light...
- radius = rtlight->radius * bound(0.0001f, r_shadow_bouncegrid_lightradiusscale.value, 1024.0f);
+ radius = rtlight->radius * settings.lightradiusscale;
s = rtlight->radius;
lightintensity = VectorLength(rtlight->color) * (rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale);
if (lightindex >= range)
- lightintensity *= r_shadow_bouncegrid_dlightparticlemultiplier.value;
+ lightintensity *= settings.dlightparticlemultiplier;
photonresidual += lightintensity * s * s * photonscaling;
shootparticles = (int)bound(0, photonresidual, MAXBOUNCEGRIDPARTICLESPERLIGHT);
if (!shootparticles)
continue;
photonresidual -= shootparticles;
- s = r_shadow_bouncegrid_particleintensity.value / shootparticles;
+ s = settings.particleintensity / shootparticles;
VectorScale(lightcolor, s, baseshotcolor);
if (VectorLength2(baseshotcolor) == 0.0f)
break;
r_refdef.stats.bouncegrid_particles += shootparticles;
for (shotparticles = 0;shotparticles < shootparticles;shotparticles++)
{
- if (r_shadow_bouncegrid_stablerandom.integer > 0)
+ if (settings.stablerandom > 0)
seed = lightindex * 11937 + shotparticles;
VectorCopy(baseshotcolor, shotcolor);
VectorCopy(rtlight->shadoworigin, clipstart);
- if (r_shadow_bouncegrid_stablerandom.integer < 0)
+ if (settings.stablerandom < 0)
VectorRandom(clipend);
else
VectorCheeseRandom(clipend);
r_refdef.stats.bouncegrid_traces++;
//r_refdef.scene.worldmodel->TraceLineAgainstSurfaces(r_refdef.scene.worldmodel, NULL, NULL, &cliptrace, clipstart, clipend, hitsupercontentsmask);
//r_refdef.scene.worldmodel->TraceLine(r_refdef.scene.worldmodel, NULL, NULL, &cliptrace2, clipstart, clipend, hitsupercontentsmask);
- cliptrace = CL_TraceLine(clipstart, clipend, r_shadow_bouncegrid_hitmodels.integer ? MOVE_HITMODEL : MOVE_NOMONSTERS, NULL, hitsupercontentsmask, true, false, NULL, true, true);
- //Collision_ClipLineToWorld(&cliptrace, cl.worldmodel, clipstart, clipend, hitsupercontentsmask);
+ if (settings.staticmode)
+ Collision_ClipLineToWorld(&cliptrace, cl.worldmodel, clipstart, clipend, hitsupercontentsmask, true);
+ else
+ cliptrace = CL_TraceLine(clipstart, clipend, settings.hitmodels ? MOVE_HITMODEL : MOVE_NOMONSTERS, NULL, hitsupercontentsmask, true, false, NULL, true, true);
if (cliptrace.fraction >= 1.0f)
break;
r_refdef.stats.bouncegrid_hits++;
{
// it is within bounds... do the real work now
// calculate first order spherical harmonics values (average, slopeX, slopeY, slopeZ)
- if (directionalshading)
+ if (settings.directionalshading)
{
VectorSubtract(clipstart, cliptrace.endpos, clipdiff);
VectorNormalize(clipdiff);
highpixel[3] += (splatcolor[ 3]*w);
// flag the low precision pixel as needing to be updated
pixel[3] = 255;
- if (directionalshading)
+ if (settings.directionalshading)
{
// advance to second set of coefficients
pixel += numpixels;
VectorCopy(cliptrace.hittexture->currentskinframe->avgcolor, surfcolor);
else
VectorSet(surfcolor, 0.5f, 0.5f, 0.5f);
- VectorScale(surfcolor, r_shadow_bouncegrid_particlebounceintensity.value, surfcolor);
+ VectorScale(surfcolor, settings.particlebounceintensity, surfcolor);
surfcolor[0] = min(surfcolor[0], 1.0f);
surfcolor[1] = min(surfcolor[1], 1.0f);
surfcolor[2] = min(surfcolor[2], 1.0f);
if (VectorLength2(baseshotcolor) == 0.0f)
break;
r_refdef.stats.bouncegrid_bounces++;
- if (r_shadow_bouncegrid_bounceanglediffuse.integer)
+ if (settings.bounceanglediffuse)
{
// random direction, primarily along plane normal
s = VectorDistance(cliptrace.endpos, clipend);
- if (r_shadow_bouncegrid_stablerandom.integer < 0)
+ if (settings.stablerandom < 0)
VectorRandom(clipend);
else
VectorCheeseRandom(clipend);
if (pixel[3] == 255)
{
// normalize the bentnormal...
- if (directionalshading)
+ if (settings.directionalshading)
{
if (d == 3)
VectorNormalize(highpixel);
}
}
}
- if (!directionalshading)
+ if (!settings.directionalshading)
break;
}
if (r_shadow_bouncegridtexture && r_shadow_bouncegridresolution[0] == resolution[0] && r_shadow_bouncegridresolution[1] == resolution[1] && r_shadow_bouncegridresolution[2] == resolution[2])
- R_UpdateTexture(r_shadow_bouncegridtexture, pixels, 0, 0, 0, resolution[0], resolution[1], resolution[2]*(directionalshading ? 4 : 1));
+ R_UpdateTexture(r_shadow_bouncegridtexture, pixels, 0, 0, 0, resolution[0], resolution[1], resolution[2]*(settings.directionalshading ? 4 : 1));
else
{
VectorCopy(resolution, r_shadow_bouncegridresolution);
if (r_shadow_bouncegridtexture)
R_FreeTexture(r_shadow_bouncegridtexture);
- r_shadow_bouncegridtexture = R_LoadTexture3D(r_shadow_texturepool, "bouncegrid", resolution[0], resolution[1], resolution[2]*(directionalshading ? 4 : 1), pixels, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, 0, NULL);
+ r_shadow_bouncegridtexture = R_LoadTexture3D(r_shadow_texturepool, "bouncegrid", resolution[0], resolution[1], resolution[2]*(settings.directionalshading ? 4 : 1), pixels, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, 0, NULL);
}
r_shadow_bouncegridtime = realtime;
}
projects / xonotic / darkplaces.git / commitdiff