// used only for light filters (cubemaps)
rtexturepool_t *r_shadow_filters_texturepool;
-cvar_t r_shadow_realtime_world_lightmaps = {0, "r_shadow_realtime_world_lightmaps", "0"};
+cvar_t r_shadow_bumpscale_basetexture = {0, "r_shadow_bumpscale_basetexture", "0"};
+cvar_t r_shadow_bumpscale_bumpmap = {0, "r_shadow_bumpscale_bumpmap", "4"};
+cvar_t r_shadow_cull = {0, "r_shadow_cull", "1"};
+cvar_t r_shadow_debuglight = {0, "r_shadow_debuglight", "-1"};
+cvar_t r_shadow_gloss = {0, "r_shadow_gloss", "1"};
+cvar_t r_shadow_gloss2intensity = {0, "r_shadow_gloss2intensity", "0.25"};
+cvar_t r_shadow_glossintensity = {0, "r_shadow_glossintensity", "1"};
cvar_t r_shadow_lightattenuationpower = {0, "r_shadow_lightattenuationpower", "0.5"};
cvar_t r_shadow_lightattenuationscale = {0, "r_shadow_lightattenuationscale", "1"};
cvar_t r_shadow_lightintensityscale = {0, "r_shadow_lightintensityscale", "1"};
-cvar_t r_shadow_realtime_world = {0, "r_shadow_realtime_world", "0"};
-cvar_t r_shadow_realtime_dlight = {0, "r_shadow_realtime_dlight", "1"};
-cvar_t r_shadow_visiblevolumes = {0, "r_shadow_visiblevolumes", "0"};
-cvar_t r_shadow_gloss = {0, "r_shadow_gloss", "1"};
-cvar_t r_shadow_glossintensity = {0, "r_shadow_glossintensity", "1"};
-cvar_t r_shadow_gloss2intensity = {0, "r_shadow_gloss2intensity", "0.25"};
-cvar_t r_shadow_debuglight = {0, "r_shadow_debuglight", "-1"};
-cvar_t r_shadow_scissor = {0, "r_shadow_scissor", "1"};
-cvar_t r_shadow_bumpscale_bumpmap = {0, "r_shadow_bumpscale_bumpmap", "4"};
-cvar_t r_shadow_bumpscale_basetexture = {0, "r_shadow_bumpscale_basetexture", "0"};
cvar_t r_shadow_polygonfactor = {0, "r_shadow_polygonfactor", "0"};
cvar_t r_shadow_polygonoffset = {0, "r_shadow_polygonoffset", "1"};
cvar_t r_shadow_portallight = {0, "r_shadow_portallight", "1"};
cvar_t r_shadow_projectdistance = {0, "r_shadow_projectdistance", "1000000"};
-cvar_t r_shadow_texture3d = {0, "r_shadow_texture3d", "1"};
+cvar_t r_shadow_realtime_dlight = {0, "r_shadow_realtime_dlight", "1"};
+cvar_t r_shadow_realtime_dlight_shadows = {0, "r_shadow_realtime_dlight_shadows", "0"};
+cvar_t r_shadow_realtime_world = {0, "r_shadow_realtime_world", "0"};
+cvar_t r_shadow_realtime_world_dlightshadows = {0, "r_shadow_realtime_world_dlightshadows", "1"};
+cvar_t r_shadow_realtime_world_lightmaps = {0, "r_shadow_realtime_world_lightmaps", "0"};
+cvar_t r_shadow_realtime_world_shadows = {0, "r_shadow_realtime_world_shadows", "1"};
+cvar_t r_shadow_scissor = {0, "r_shadow_scissor", "1"};
cvar_t r_shadow_singlepassvolumegeneration = {0, "r_shadow_singlepassvolumegeneration", "1"};
-cvar_t r_shadow_worldshadows = {0, "r_shadow_worldshadows", "1"};
-cvar_t r_shadow_dlightshadows = {CVAR_SAVE, "r_shadow_dlightshadows", "1"};
cvar_t r_shadow_staticworldlights = {0, "r_shadow_staticworldlights", "1"};
-cvar_t r_shadow_cull = {0, "r_shadow_cull", "1"};
+cvar_t r_shadow_texture3d = {0, "r_shadow_texture3d", "1"};
+cvar_t r_shadow_visiblevolumes = {0, "r_shadow_visiblevolumes", "0"};
cvar_t gl_ext_stenciltwoside = {0, "gl_ext_stenciltwoside", "1"};
int c_rt_lights, c_rt_clears, c_rt_scissored;
Con_Printf(
"Documentation on r_shadow system:\n"
"Settings:\n"
+"r_shadow_bumpscale_basetexture : base texture as bumpmap with this scale\n"
+"r_shadow_bumpscale_bumpmap : depth scale for bumpmap conversion\n"
+"r_shadow_debuglight : render only this light number (-1 = all)\n"
+"r_shadow_gloss 0/1/2 : no gloss, gloss textures only, force gloss\n"
+"r_shadow_gloss2intensity : brightness of forced gloss\n"
+"r_shadow_glossintensity : brightness of textured gloss\n"
"r_shadow_lightattenuationpower : used to generate attenuation texture\n"
"r_shadow_lightattenuationscale : used to generate attenuation texture\n"
"r_shadow_lightintensityscale : scale rendering brightness of all lights\n"
-"r_shadow_realtime_world : use realtime world light rendering\n"
-"r_shadow_realtime_dlight : use high quality dlight rendering\n"
-"r_shadow_realtime_world_lightmaps : use lightmaps in addition to rtlights\n"
-"r_shadow_visiblevolumes : useful for performance testing; bright = slow!\n"
-"r_shadow_gloss 0/1/2 : no gloss, gloss textures only, force gloss\n"
-"r_shadow_glossintensity : brightness of textured gloss\n"
-"r_shadow_gloss2intensity : brightness of forced gloss\n"
-"r_shadow_debuglight : render only this light number (-1 = all)\n"
-"r_shadow_scissor : use scissor optimization\n"
-"r_shadow_bumpscale_bumpmap : depth scale for bumpmap conversion\n"
-"r_shadow_bumpscale_basetexture : base texture as bumpmap with this scale\n"
"r_shadow_polygonfactor : nudge shadow volumes closer/further\n"
"r_shadow_polygonoffset : nudge shadow volumes closer/further\n"
"r_shadow_portallight : use portal visibility for static light precomputation\n"
"r_shadow_projectdistance : shadow volume projection distance\n"
-"r_shadow_texture3d : use 3d attenuation texture (if hardware supports)\n"
+"r_shadow_realtime_dlight : use high quality dynamic lights in normal mode\n"
+"r_shadow_realtime_dlight_shadows : cast shadows from dlights\n"
+"r_shadow_realtime_world : use high quality world lighting mode\n"
+"r_shadow_realtime_world_dlightshadows : cast shadows from dlights\n"
+"r_shadow_realtime_world_lightmaps : use lightmaps in addition to lights\n"
+"r_shadow_realtime_world_shadows : cast shadows from world lights\n"
+"r_shadow_scissor : use scissor optimization\n"
"r_shadow_singlepassvolumegeneration : selects shadow volume algorithm\n"
-"r_shadow_worldshadows : enable world shadows\n"
-"r_shadow_dlightshadows : enable dlight shadows\n"
+"r_shadow_texture3d : use 3d attenuation texture (if hardware supports)\n"
+"r_shadow_visiblevolumes : useful for performance testing; bright = slow!\n"
"Commands:\n"
"r_shadow_help : this help\n"
);
void R_Shadow_Init(void)
{
+ Cvar_RegisterVariable(&r_shadow_bumpscale_basetexture);
+ Cvar_RegisterVariable(&r_shadow_bumpscale_bumpmap);
+ Cvar_RegisterVariable(&r_shadow_cull);
+ Cvar_RegisterVariable(&r_shadow_debuglight);
+ Cvar_RegisterVariable(&r_shadow_gloss);
+ Cvar_RegisterVariable(&r_shadow_gloss2intensity);
+ Cvar_RegisterVariable(&r_shadow_glossintensity);
Cvar_RegisterVariable(&r_shadow_lightattenuationpower);
Cvar_RegisterVariable(&r_shadow_lightattenuationscale);
Cvar_RegisterVariable(&r_shadow_lightintensityscale);
- Cvar_RegisterVariable(&r_shadow_realtime_world);
- Cvar_RegisterVariable(&r_shadow_realtime_world_lightmaps);
- Cvar_RegisterVariable(&r_shadow_realtime_dlight);
- Cvar_RegisterVariable(&r_shadow_visiblevolumes);
- Cvar_RegisterVariable(&r_shadow_gloss);
- Cvar_RegisterVariable(&r_shadow_glossintensity);
- Cvar_RegisterVariable(&r_shadow_gloss2intensity);
- Cvar_RegisterVariable(&r_shadow_debuglight);
- Cvar_RegisterVariable(&r_shadow_scissor);
- Cvar_RegisterVariable(&r_shadow_bumpscale_bumpmap);
- Cvar_RegisterVariable(&r_shadow_bumpscale_basetexture);
Cvar_RegisterVariable(&r_shadow_polygonfactor);
Cvar_RegisterVariable(&r_shadow_polygonoffset);
Cvar_RegisterVariable(&r_shadow_portallight);
Cvar_RegisterVariable(&r_shadow_projectdistance);
- Cvar_RegisterVariable(&r_shadow_texture3d);
+ Cvar_RegisterVariable(&r_shadow_realtime_dlight);
+ Cvar_RegisterVariable(&r_shadow_realtime_dlight_shadows);
+ Cvar_RegisterVariable(&r_shadow_realtime_world);
+ Cvar_RegisterVariable(&r_shadow_realtime_world_dlightshadows);
+ Cvar_RegisterVariable(&r_shadow_realtime_world_lightmaps);
+ Cvar_RegisterVariable(&r_shadow_realtime_world_shadows);
+ Cvar_RegisterVariable(&r_shadow_scissor);
Cvar_RegisterVariable(&r_shadow_singlepassvolumegeneration);
- Cvar_RegisterVariable(&r_shadow_worldshadows);
- Cvar_RegisterVariable(&r_shadow_dlightshadows);
Cvar_RegisterVariable(&r_shadow_staticworldlights);
- Cvar_RegisterVariable(&r_shadow_cull);
+ Cvar_RegisterVariable(&r_shadow_texture3d);
+ Cvar_RegisterVariable(&r_shadow_visiblevolumes);
Cvar_RegisterVariable(&gl_ext_stenciltwoside);
if (gamemode == GAME_TENEBRAE)
{
if ((dot = DotProduct(n, v)) > 0)
{
dist = sqrt(dist);
- intensity = dot / (VectorLength(v) * VectorLength(n));
+ intensity = dot / sqrt(VectorLength2(v) * VectorLength2(n));
intensity *= pow(1 - dist, r_shadow_attenpower) * r_shadow_attenscale;
VectorScale(lightcolor, intensity, color4f);
color4f[3] = 1;
Matrix4x4_Transform3x3(m, normal3f, n);
if ((dot = DotProduct(n, v)) > 0)
{
- intensity = dot / (VectorLength(v) * VectorLength(n));
+ intensity = dot / sqrt(VectorLength2(v) * VectorLength2(n));
intensity *= pow(1 - dist, r_shadow_attenpower) * r_shadow_attenscale;
VectorScale(lightcolor, intensity, color4f);
color4f[3] = 1;
Matrix4x4_Transform3x3(m, normal3f, n);
if ((dot = DotProduct(n, v)) > 0)
{
- intensity = dot / (VectorLength(v) * VectorLength(n));
+ intensity = dot / sqrt(VectorLength2(v) * VectorLength2(n));
VectorScale(lightcolor, intensity, color4f);
color4f[3] = 1;
}
// this variable directs the DrawShadowVolume and DrawLight code to capture into the mesh chain instead of rendering
r_shadow_compilingrtlight = rtlight;
R_Shadow_EnlargeClusterBuffer(model->brush.num_pvsclusters);
- R_Shadow_EnlargeSurfaceBuffer(model->numsurfaces);
+ R_Shadow_EnlargeSurfaceBuffer(model->nummodelsurfaces);
model->GetLightInfo(ent, rtlight->shadoworigin, rtlight->radius, rtlight->cullmins, rtlight->cullmaxs, r_shadow_buffer_clusterlist, r_shadow_buffer_clusterpvs, &numclusters, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces);
if (numclusters)
{
else if (cl.worldmodel && cl.worldmodel->GetLightInfo)
{
R_Shadow_EnlargeClusterBuffer(cl.worldmodel->brush.num_pvsclusters);
- R_Shadow_EnlargeSurfaceBuffer(cl.worldmodel->numsurfaces);
+ R_Shadow_EnlargeSurfaceBuffer(cl.worldmodel->nummodelsurfaces);
cl.worldmodel->GetLightInfo(&cl_entities[0].render, rtlight->shadoworigin, rtlight->radius, cullmins, cullmaxs, r_shadow_buffer_clusterlist, r_shadow_buffer_clusterpvs, &numclusters, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces);
clusterlist = r_shadow_buffer_clusterlist;
clusterpvs = r_shadow_buffer_clusterpvs;
else
cubemaptexture = NULL;
- shadow = rtlight->shadow && (rtlight->isstatic ? r_shadow_worldshadows.integer : r_shadow_dlightshadows.integer);
+#if 1
+ shadow = rtlight->shadow && (rtlight->isstatic ? r_shadow_realtime_world_shadows.integer : (r_shadow_realtime_world.integer ? r_shadow_realtime_world_dlightshadows.integer : r_shadow_realtime_dlight_shadows.integer));
+#else
+ shadow = false;
+ if (rtlight->shadow)
+ {
+ if (rtlight->isstatic)
+ shadow = r_shadow_realtime_world_shadows.integer;
+ else
+ {
+ if (r_shadow_realtime_world.integer)
+ shadow = r_shadow_realtime_world_dlightshadows.integer;
+ else
+ shadow = r_shadow_realtime_dlight_shadows.integer;
+ }
+ }
+#endif
+
if (shadow && (gl_stencil || visiblevolumes))
{
if (!visiblevolumes)
// light emitting entities should not cast their own shadow
if (VectorLength2(relativelightorigin) < 0.1)
continue;
- ent->model->DrawShadowVolume(ent, relativelightorigin, rtlight->radius, ent->model->numsurfaces, ent->model->surfacelist);
+ ent->model->DrawShadowVolume(ent, relativelightorigin, rtlight->radius, ent->model->nummodelsurfaces, ent->model->surfacelist);
}
}
}
Matrix4x4_Concat(&matrix_modeltolight, &rtlight->matrix_worldtolight, &ent->matrix);
Matrix4x4_Concat(&matrix_modeltoattenuationxyz, &rtlight->matrix_worldtoattenuationxyz, &ent->matrix);
Matrix4x4_Concat(&matrix_modeltoattenuationz, &rtlight->matrix_worldtoattenuationz, &ent->matrix);
- ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, rtlight->radius, lightcolor, &matrix_modeltolight, &matrix_modeltoattenuationxyz, &matrix_modeltoattenuationz, cubemaptexture, ent->model->numsurfaces, ent->model->surfacelist);
+ ent->model->DrawLight(ent, relativelightorigin, relativeeyeorigin, rtlight->radius, lightcolor, &matrix_modeltolight, &matrix_modeltoattenuationxyz, &matrix_modeltoattenuationz, cubemaptexture, ent->model->nummodelsurfaces, ent->model->surfacelist);
}
}
}
typedef struct suffixinfo_s
{
char *suffix;
- int flipx, flipy, flipdiagonal;
+ qboolean flipx, flipy, flipdiagonal;
}
suffixinfo_t;
static suffixinfo_t suffix[3][6] =
{
+ {
+ {"px", false, false, false},
+ {"nx", false, false, false},
+ {"py", false, false, false},
+ {"ny", false, false, false},
+ {"pz", false, false, false},
+ {"nz", false, false, false}
+ },
{
{"posx", false, false, false},
{"negx", false, false, false},
{"negz", false, false, false}
},
{
- {"px", false, false, false},
- {"nx", false, false, false},
- {"py", false, false, false},
- {"ny", false, false, false},
- {"pz", false, false, false},
- {"nz", false, false, false}
- },
- {
- {"ft", true, false, true},
- {"bk", false, true, true},
- {"lf", true, true, false},
- {"rt", false, false, false},
- {"up", false, false, false},
- {"dn", false, false, false}
+ {"rt", true, false, true},
+ {"lf", false, true, true},
+ {"ft", true, true, false},
+ {"bk", false, false, false},
+ {"up", true, false, true},
+ {"dn", true, false, true}
}
};
cubemapsize = 0;
cubemappixels = NULL;
cubemaptexture = NULL;
+ // keep trying different suffix groups (posx, px, rt) until one loads
for (j = 0;j < 3 && !cubemappixels;j++)
{
+ // load the 6 images in the suffix group
for (i = 0;i < 6;i++)
{
+ // generate an image name based on the base and and suffix
snprintf(name, sizeof(name), "%s%s", basename, suffix[j][i].suffix);
+ // load it
if ((image_rgba = loadimagepixels(name, false, cubemapsize, cubemapsize)))
{
+ // an image loaded, make sure width and height are equal
if (image_width == image_height)
{
+ // if this is the first image to load successfully, allocate the cubemap memory
if (!cubemappixels && image_width >= 1)
{
cubemapsize = image_width;
- // note this clears to black, so unavailable sizes are black
+ // note this clears to black, so unavailable sides are black
cubemappixels = Mem_Alloc(tempmempool, 6*cubemapsize*cubemapsize*4);
}
+ // copy the image with any flipping needed by the suffix (px and posx types don't need flipping)
if (cubemappixels)
Image_CopyMux(cubemappixels+i*cubemapsize*cubemapsize*4, image_rgba, cubemapsize, cubemapsize, suffix[j][i].flipx, suffix[j][i].flipy, suffix[j][i].flipdiagonal, 4, 4, componentorder);
}
else
Con_Printf("Cubemap image \"%s\" (%ix%i) is not square, OpenGL requires square cubemaps.\n", name, image_width, image_height);
+ // free the image
Mem_Free(image_rgba);
}
}
}
+ // if a cubemap loaded, upload it
if (cubemappixels)
{
if (!r_shadow_filters_texturepool)
projects / xonotic / darkplaces.git / blobdiff