cvar_t r_shadow_gloss2intensity = {0, "r_shadow_gloss2intensity", "0.125", "how bright the forced flat gloss should look if r_shadow_gloss is 2"};
cvar_t r_shadow_glossintensity = {0, "r_shadow_glossintensity", "1", "how bright textured glossmaps should look if r_shadow_gloss is 1 or 2"};
cvar_t r_shadow_glossexponent = {0, "r_shadow_glossexponent", "32", "how 'sharp' the gloss should appear (specular power)"};
+cvar_t r_shadow_gloss2exponent = {0, "r_shadow_gloss2exponent", "32", "same as r_shadow_glossexponent but for forced gloss (gloss 2) surfaces"};
cvar_t r_shadow_glossexact = {0, "r_shadow_glossexact", "0", "use exact reflection math for gloss (slightly slower, but should look a tad better)"};
cvar_t r_shadow_lightattenuationdividebias = {0, "r_shadow_lightattenuationdividebias", "1", "changes attenuation texture generation"};
cvar_t r_shadow_lightattenuationlinearscale = {0, "r_shadow_lightattenuationlinearscale", "2", "changes attenuation texture generation"};
Cvar_RegisterVariable(&r_shadow_gloss2intensity);
Cvar_RegisterVariable(&r_shadow_glossintensity);
Cvar_RegisterVariable(&r_shadow_glossexponent);
+ Cvar_RegisterVariable(&r_shadow_gloss2exponent);
Cvar_RegisterVariable(&r_shadow_glossexact);
Cvar_RegisterVariable(&r_shadow_lightattenuationdividebias);
Cvar_RegisterVariable(&r_shadow_lightattenuationlinearscale);
return mask;
}
-void R_Shadow_ChooseSidesFromBox(int firsttriangle, int numtris, const float *invertex3f, const int *elements, const matrix4x4_t *worldtolight, const vec3_t projectorigin, const vec3_t projectdirection, const vec3_t lightmins, const vec3_t lightmaxs, const vec3_t surfacemins, const vec3_t surfacemaxs, int *totals)
+int R_Shadow_FrustumCullSides(rtlight_t *rtlight, float size, float border)
+{
+ static const vec3_t lightnormals[6] = { { 1, 0, 0 }, { -1, 0, 0 }, { 0, 1, 0 }, { 0, -1, 0 }, { 0, 0, 1 }, { 0, 0, -1 } };
+ vec3_t frustumdir;
+ int i, j;
+ int sides = 0x3F;
+ // cos(45 + bias)
+ float scale = 0.707106781186548*(size - 2*border)/size;
+ for (i = 0;i < 5;i++)
+ {
+ if (PlaneDiff(rtlight->shadoworigin, &r_refdef.view.frustum[i]) > -0.03125)
+ continue;
+ Matrix4x4_Transform3x3(&rtlight->matrix_worldtolight, r_refdef.view.frustum[i].normal, frustumdir);
+ VectorNormalize(frustumdir);
+ for (j = 0;j < 6;j++)
+ if(DotProduct(frustumdir, lightnormals[j]) < -scale)
+ sides &= ~(1 << j);
+ }
+ if (PlaneDiff(rtlight->shadoworigin, &r_refdef.view.frustum[4]) > r_refdef.farclip - r_refdef.nearclip + 0.03125)
+ {
+ Matrix4x4_Transform3x3(&rtlight->matrix_worldtolight, r_refdef.view.frustum[4].normal, frustumdir);
+ VectorNormalize(frustumdir);
+ for (j = 0;j < 6;j++)
+ if (DotProduct(frustumdir, lightnormals[j]) > scale)
+ sides &= ~(1 << j);
+ }
+ return sides;
+}
+
+int R_Shadow_ChooseSidesFromBox(int firsttriangle, int numtris, const float *invertex3f, const int *elements, const matrix4x4_t *worldtolight, const vec3_t projectorigin, const vec3_t projectdirection, const vec3_t lightmins, const vec3_t lightmaxs, const vec3_t surfacemins, const vec3_t surfacemaxs, int *totals)
{
int t, tend;
const int *e;
float normal[3];
vec3_t p[3];
float bias;
- unsigned char mask;
+ int mask, surfacemask = 0;
if (!BoxesOverlap(lightmins, lightmaxs, surfacemins, surfacemaxs))
- return;
+ return 0;
bias = r_shadow_shadowmapborder / (float)(r_shadow_shadowmapmaxsize - r_shadow_shadowmapborder);
tend = firsttriangle + numtris;
if (BoxInsideBox(surfacemins, surfacemaxs, lightmins, lightmaxs))
{
Matrix4x4_Transform(worldtolight, v[0], p[0]), Matrix4x4_Transform(worldtolight, v[1], p[1]), Matrix4x4_Transform(worldtolight, v[2], p[2]);
mask = R_Shadow_CalcTriangleSideMask(p[0], p[1], p[2], bias);
- totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
- shadowsides[numshadowsides] = mask;
- shadowsideslist[numshadowsides++] = t;
+ surfacemask |= mask;
+ if(totals)
+ {
+ totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
+ shadowsides[numshadowsides] = mask;
+ shadowsideslist[numshadowsides++] = t;
+ }
}
}
}
{
Matrix4x4_Transform(worldtolight, v[0], p[0]), Matrix4x4_Transform(worldtolight, v[1], p[1]), Matrix4x4_Transform(worldtolight, v[2], p[2]);
mask = R_Shadow_CalcTriangleSideMask(p[0], p[1], p[2], bias);
- totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
- shadowsides[numshadowsides] = mask;
- shadowsideslist[numshadowsides++] = t;
+ surfacemask |= mask;
+ if(totals)
+ {
+ totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
+ shadowsides[numshadowsides] = mask;
+ shadowsideslist[numshadowsides++] = t;
+ }
}
}
}
{
Matrix4x4_Transform(worldtolight, v[0], p[0]), Matrix4x4_Transform(worldtolight, v[1], p[1]), Matrix4x4_Transform(worldtolight, v[2], p[2]);
mask = R_Shadow_CalcTriangleSideMask(p[0], p[1], p[2], bias);
- totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
- shadowsides[numshadowsides] = mask;
- shadowsideslist[numshadowsides++] = t;
+ surfacemask |= mask;
+ if(totals)
+ {
+ totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
+ shadowsides[numshadowsides] = mask;
+ shadowsideslist[numshadowsides++] = t;
+ }
}
}
}
{
Matrix4x4_Transform(worldtolight, v[0], p[0]), Matrix4x4_Transform(worldtolight, v[1], p[1]), Matrix4x4_Transform(worldtolight, v[2], p[2]);
mask = R_Shadow_CalcTriangleSideMask(p[0], p[1], p[2], bias);
- totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
- shadowsides[numshadowsides] = mask;
- shadowsideslist[numshadowsides++] = t;
+ surfacemask |= mask;
+ if(totals)
+ {
+ totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
+ shadowsides[numshadowsides] = mask;
+ shadowsideslist[numshadowsides++] = t;
+ }
}
}
}
}
+ return surfacemask;
}
void R_Shadow_ShadowMapFromList(int numverts, int numtris, const float *vertex3f, const int *elements, int numsidetris, const int *sidetotals, const unsigned char *sides, const int *sidetris)
rtlight->static_leafpvs = NULL;
rtlight->static_numsurfaces = 0;
rtlight->static_surfacelist = NULL;
+ rtlight->static_shadowmap_receivers = 0x3F;
+ rtlight->static_shadowmap_casters = 0x3F;
rtlight->cullmins[0] = rtlight->shadoworigin[0] - rtlight->radius;
rtlight->cullmins[1] = rtlight->shadoworigin[1] - rtlight->radius;
rtlight->cullmins[2] = rtlight->shadoworigin[2] - rtlight->radius;
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
+static int R_Shadow_CalcEntitySideMask(rtlight_t *rtlight, entity_render_t *ent, float borderbias)
+{
+ vec3_t radius, worldorigin, lightorigin;
+ VectorSubtract(ent->maxs, ent->mins, radius);
+ VectorScale(radius, 0.5f, radius);
+ VectorAdd(ent->mins, radius, worldorigin);
+ Matrix4x4_Transform(&rtlight->matrix_worldtolight, worldorigin, lightorigin);
+ return R_Shadow_CalcSphereSideMask(lightorigin, VectorLength(radius) / rtlight->radius, borderbias);
+}
+
void R_Shadow_DrawEntityShadow(entity_render_t *ent)
{
vec3_t relativeshadoworigin, relativeshadowmins, relativeshadowmaxs;
relativeshadowmaxs[2] = relativeshadoworigin[2] + relativeshadowradius;
if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAP2D)
{
- vec3_t radius, worldorigin, lightorigin;
- VectorSubtract(ent->maxs, ent->mins, radius);
- VectorScale(radius, 0.5f, radius);
- VectorAdd(ent->mins, radius, worldorigin);
- Matrix4x4_Transform(&rsurface.rtlight->matrix_worldtolight, worldorigin, lightorigin);
- if (R_Shadow_CalcSphereSideMask(lightorigin, VectorLength(radius) / relativeshadowradius, r_shadow_shadowmapborder / (float)(r_shadow_shadowmapsize - r_shadow_shadowmapborder)) & (1 << r_shadow_shadowmapside))
- ent->model->DrawShadowMap(r_shadow_shadowmapside, ent, relativeshadoworigin, NULL, relativeshadowradius, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, relativeshadowmins, relativeshadowmaxs);
+ ent->model->DrawShadowMap(r_shadow_shadowmapside, ent, relativeshadoworigin, NULL, relativeshadowradius, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, relativeshadowmins, relativeshadowmaxs);
}
else
ent->model->DrawShadowVolume(ent, relativeshadoworigin, NULL, relativeshadowradius, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, relativeshadowmins, relativeshadowmaxs);
int numshadowentities;
int numshadowentities_noselfshadow;
static entity_render_t *lightentities[MAX_EDICTS];
- static entity_render_t *lightentities_noselfshadow[MAX_EDICTS];
static entity_render_t *shadowentities[MAX_EDICTS];
- static entity_render_t *shadowentities_noselfshadow[MAX_EDICTS];
+ static unsigned char entitysides[MAX_EDICTS];
+ int lightentities_noselfshadow;
+ int shadowentities_noselfshadow;
vec3_t nearestpoint;
vec_t distance;
qboolean castshadows;
// make a list of lit entities and shadow casting entities
numlightentities = 0;
numlightentities_noselfshadow = 0;
+ lightentities_noselfshadow = sizeof(lightentities)/sizeof(lightentities[0]) - 1;
numshadowentities = 0;
numshadowentities_noselfshadow = 0;
+ shadowentities_noselfshadow = sizeof(shadowentities)/sizeof(shadowentities[0]) - 1;
+
// add dynamic entities that are lit by the light
if (r_drawentities.integer)
{
if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS && !r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.scene.worldmodel, leafpvs, ent->mins, ent->maxs))
continue;
if (ent->flags & RENDER_NOSELFSHADOW)
- lightentities_noselfshadow[numlightentities_noselfshadow++] = ent;
+ lightentities[lightentities_noselfshadow - numlightentities_noselfshadow++] = ent;
else
lightentities[numlightentities++] = ent;
// since it is lit, it probably also casts a shadow...
// RENDER_NOSELFSHADOW entities such as the gun
// (very weird, but keeps the player shadow off the gun)
if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
- shadowentities_noselfshadow[numshadowentities_noselfshadow++] = ent;
+ shadowentities[shadowentities_noselfshadow - numshadowentities_noselfshadow++] = ent;
else
shadowentities[numshadowentities++] = ent;
}
if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
{
if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
- shadowentities_noselfshadow[numshadowentities_noselfshadow++] = ent;
+ shadowentities[shadowentities_noselfshadow - numshadowentities_noselfshadow++] = ent;
else
shadowentities[numshadowentities++] = ent;
}
for (i = 0;i < numshadowentities;i++)
R_Shadow_DrawEntityShadow(shadowentities[i]);
for (i = 0;i < numshadowentities_noselfshadow;i++)
- R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
+ R_Shadow_DrawEntityShadow(shadowentities[shadowentities_noselfshadow - i]);
}
if (r_showlighting.integer && r_refdef.view.showdebug && numsurfaces + numlightentities + numlightentities_noselfshadow)
for (i = 0;i < numlightentities;i++)
R_Shadow_DrawEntityLight(lightentities[i]);
for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+ R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
}
castshadows = numsurfaces + numshadowentities + numshadowentities_noselfshadow > 0 && rtlight->shadow && (rtlight->isstatic ? r_refdef.scene.rtworldshadows : r_refdef.scene.rtdlightshadows);
if (castshadows && r_shadow_shadowmode >= 1 && r_shadow_shadowmode <= 3 && r_glsl.integer && gl_support_fragment_shader)
{
+ float borderbias;
int side;
int size;
+ int castermask = 0;
+ int receivermask = 0;
r_shadow_shadowmaplod = 0;
for (i = 1;i < R_SHADOW_SHADOWMAP_NUMCUBEMAPS;i++)
size = r_shadow_shadowmode == 3 ? r_shadow_shadowmapping_maxsize.integer >> r_shadow_shadowmaplod : lodlinear;
size = bound(1, size, 2048);
+ borderbias = r_shadow_shadowmapborder / (float)(size - r_shadow_shadowmapborder);
+
+ if (numsurfaces)
+ {
+ castermask = 0x3F;
+ receivermask = 0x3F;
+ if (rtlight->compiled && r_shadow_realtime_world_compile.integer && r_shadow_realtime_world_compileshadow.integer)
+ {
+ castermask &= rtlight->static_shadowmap_casters;
+ receivermask &= rtlight->static_shadowmap_receivers;
+ }
+ }
+ if (receivermask < 0x3F)
+ {
+ for (i = 0;i < numlightentities;i++)
+ receivermask |= R_Shadow_CalcEntitySideMask(rtlight, lightentities[i], borderbias);
+ if (receivermask < 0x3F)
+ for(i = 0; i < numlightentities_noselfshadow;i++)
+ receivermask |= R_Shadow_CalcEntitySideMask(rtlight, lightentities[lightentities_noselfshadow - i], borderbias);
+ }
+
+ receivermask &= R_Shadow_FrustumCullSides(rtlight, size, r_shadow_shadowmapborder);
+
+ if (receivermask)
+ {
+ for (i = 0;i < numshadowentities;i++)
+ castermask |= (entitysides[i] = R_Shadow_CalcEntitySideMask(rtlight, shadowentities[i], borderbias));
+ for (i = 0;i < numshadowentities_noselfshadow;i++)
+ castermask |= (entitysides[shadowentities_noselfshadow - i] = R_Shadow_CalcEntitySideMask(rtlight, shadowentities[shadowentities_noselfshadow - i], borderbias));
+ }
//Con_Printf("distance %f lodlinear %i (lod %i) size %i\n", distance, lodlinear, r_shadow_shadowmaplod, size);
// render shadow casters into 6 sided depth texture
- for (side = 0;side < 6;side++)
+ for (side = 0;side < 6;side++) if (receivermask & (1 << side))
{
R_Shadow_RenderMode_ShadowMap(side, true, size);
+ if (! (castermask & (1 << side))) continue;
if (numsurfaces)
R_Shadow_DrawWorldShadow_ShadowMap(numsurfaces, surfacelist, shadowtrispvs);
- for (i = 0;i < numshadowentities;i++)
+ for (i = 0;i < numshadowentities;i++) if (entitysides[i] & (1 << side))
R_Shadow_DrawEntityShadow(shadowentities[i]);
}
// draw lighting in the unmasked areas
R_Shadow_RenderMode_Lighting(false, false, true);
for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+ R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
}
// render shadow casters into 6 sided depth texture
- for (side = 0;side < 6;side++)
+ if (numshadowentities_noselfshadow)
{
- R_Shadow_RenderMode_ShadowMap(side, false, size);
- for (i = 0;i < numshadowentities_noselfshadow;i++)
- R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
+ for (side = 0;side < 6;side++) if ((receivermask & castermask) & (1 << side))
+ {
+ R_Shadow_RenderMode_ShadowMap(side, false, size);
+ for (i = 0;i < numshadowentities_noselfshadow;i++) if (entitysides[shadowentities_noselfshadow - i] && (1 << side))
+ R_Shadow_DrawEntityShadow(shadowentities[shadowentities_noselfshadow - i]);
+ }
}
// render lighting using the depth texture as shadowmap
// draw lighting in the unmasked areas
R_Shadow_RenderMode_Lighting(true, false, false);
for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+ R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
// optionally draw the illuminated areas
// for performance analysis by level designers
{
R_Shadow_RenderMode_VisibleLighting(!r_showdisabledepthtest.integer, false);
for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+ R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
}
}
for (i = 0;i < numshadowentities_noselfshadow;i++)
- R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
+ R_Shadow_DrawEntityShadow(shadowentities[shadowentities_noselfshadow - i]);
if (numsurfaces + numlightentities)
{
for (i = 0;i < numlightentities;i++)
R_Shadow_DrawEntityLight(lightentities[i]);
for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+ R_Shadow_DrawEntityLight(lightentities[lightentities_noselfshadow - i]);
}
}
}
else
{
// FIXME: these traces should scan all render entities instead of cl.world
- if (CL_Move(r_refdef.view.origin, vec3_origin, vec3_origin, rtlight->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction < 1)
+ if (CL_TraceLine(r_refdef.view.origin, rtlight->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction < 1)
return;
}
VectorScale(rtlight->color, cscale, color);
if (rating >= 0.95)
{
rating /= (1 + 0.0625f * sqrt(DotProduct(temp, temp)));
- if (bestrating < rating && CL_Move(light->origin, vec3_origin, vec3_origin, r_refdef.view.origin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1.0f)
+ if (bestrating < rating && CL_TraceLine(light->origin, r_refdef.view.origin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1.0f)
{
bestrating = rating;
best = light;
vec3_t dest, endpos;
trace_t trace;
VectorMA(r_refdef.view.origin, r_editlights_cursordistance.value, r_refdef.view.forward, dest);
- trace = CL_Move(r_refdef.view.origin, vec3_origin, vec3_origin, dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false);
+ trace = CL_TraceLine(r_refdef.view.origin, dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false);
if (trace.fraction < 1)
{
dist = trace.fraction * r_editlights_cursordistance.value;
light = r_refdef.scene.lights[i];
Matrix4x4_Transform(&light->matrix_worldtolight, p, v);
f = 1 - VectorLength2(v);
- if (f > 0 && CL_Move(p, vec3_origin, vec3_origin, light->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1)
+ if (f > 0 && CL_TraceLine(p, light->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1)
VectorMA(ambientcolor, f, light->currentcolor, ambientcolor);
}
}
projects / xonotic / darkplaces.git / blobdiff