if (loadmodel->surfacevisframes[j] == -2)
e->surfaces[e->numsurfaces++] = loadmodel->surfaces + j;
}
- /*
{
// find bounding box and sphere of lit surfaces
+ // (these will be used for creating a shape to clip the light)
float *v, temp[3], radius2;
radius2 = 0;
for (j = 0;j < e->numsurfaces;j++)
radius2 = dist;
}
}
+ /*
if (e->cullradius2 > radius2)
{
e->cullradius2 = radius2;
e->cullradius = sqrt(e->cullradius2);
}
- }
*/
+ }
#if 1
// clip shadow volumes against eachother to remove unnecessary
// polygons (and sections of polygons)
{
+ vec3_t temp, outermins, outermaxs, innermins, innermaxs;
+ int maxverts = 4;
+ float *verts = Mem_Alloc(loadmodel->mempool, maxverts * sizeof(float[3]));
+ float f, *v0, *v1, projectdistance;
svworld_t *svworld;
- float f;
- float temp[3];
- float *verts = NULL;
svbrush_t *svbrush;
- float *v0;
- float projectdistance;
- int maxverts = 0;
- float *v1;
+
+ innermins[0] = e->mins[0] - 1;
+ innermins[1] = e->mins[1] - 1;
+ innermins[2] = e->mins[2] - 1;
+ innermaxs[0] = e->maxs[0] + 1;
+ innermaxs[1] = e->maxs[1] + 1;
+ innermaxs[2] = e->maxs[2] + 1;
+ outermins[0] = loadmodel->normalmins[0] - 1;
+ outermins[1] = loadmodel->normalmins[1] - 1;
+ outermins[2] = loadmodel->normalmins[2] - 1;
+ outermaxs[0] = loadmodel->normalmaxs[0] + 1;
+ outermaxs[1] = loadmodel->normalmaxs[1] + 1;
+ outermaxs[2] = loadmodel->normalmaxs[2] + 1;
svworld = Mod_ShadowBrush_NewWorld(loadmodel->mempool);
for (j = 0, surf = loadmodel->surfaces + loadmodel->firstmodelsurface;j < loadmodel->nummodelsurfaces;j++, surf++)
{
}
Mod_ShadowBrush_EndBrush(svworld, svbrush);
}
+ // add bounding box around the whole shadow volume set,
+ // facing inward to limit light area, with an outer bounding box
+ // facing outward (this is needed by the shadow rendering method)
+ // X major
+ svbrush = Mod_ShadowBrush_BeginBrush(loadmodel->mempool);
+ verts[ 0] = innermaxs[0];verts[ 1] = innermins[1];verts[ 2] = innermaxs[2];
+ verts[ 3] = innermaxs[0];verts[ 4] = innermins[1];verts[ 5] = innermins[2];
+ verts[ 6] = innermaxs[0];verts[ 7] = innermaxs[1];verts[ 8] = innermins[2];
+ verts[ 9] = innermaxs[0];verts[10] = innermaxs[1];verts[11] = innermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ verts[ 0] = outermaxs[0];verts[ 1] = outermaxs[1];verts[ 2] = outermaxs[2];
+ verts[ 3] = outermaxs[0];verts[ 4] = outermaxs[1];verts[ 5] = outermins[2];
+ verts[ 6] = outermaxs[0];verts[ 7] = outermins[1];verts[ 8] = outermins[2];
+ verts[ 9] = outermaxs[0];verts[10] = outermins[1];verts[11] = outermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ Mod_ShadowBrush_EndBrush(svworld, svbrush);
+ // X minor
+ svbrush = Mod_ShadowBrush_BeginBrush(loadmodel->mempool);
+ verts[ 0] = innermins[0];verts[ 1] = innermaxs[1];verts[ 2] = innermaxs[2];
+ verts[ 3] = innermins[0];verts[ 4] = innermaxs[1];verts[ 5] = innermins[2];
+ verts[ 6] = innermins[0];verts[ 7] = innermins[1];verts[ 8] = innermins[2];
+ verts[ 9] = innermins[0];verts[10] = innermins[1];verts[11] = innermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ verts[ 0] = outermins[0];verts[ 1] = outermins[1];verts[ 2] = outermaxs[2];
+ verts[ 3] = outermins[0];verts[ 4] = outermins[1];verts[ 5] = outermins[2];
+ verts[ 6] = outermins[0];verts[ 7] = outermaxs[1];verts[ 8] = outermins[2];
+ verts[ 9] = outermins[0];verts[10] = outermaxs[1];verts[11] = outermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ Mod_ShadowBrush_EndBrush(svworld, svbrush);
+ // Y major
+ svbrush = Mod_ShadowBrush_BeginBrush(loadmodel->mempool);
+ verts[ 0] = innermaxs[0];verts[ 1] = innermaxs[1];verts[ 2] = innermaxs[2];
+ verts[ 3] = innermaxs[0];verts[ 4] = innermaxs[1];verts[ 5] = innermins[2];
+ verts[ 6] = innermins[0];verts[ 7] = innermaxs[1];verts[ 8] = innermins[2];
+ verts[ 9] = innermins[0];verts[10] = innermaxs[1];verts[11] = innermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ verts[ 0] = outermins[0];verts[ 1] = outermaxs[1];verts[ 2] = outermaxs[2];
+ verts[ 3] = outermins[0];verts[ 4] = outermaxs[1];verts[ 5] = outermins[2];
+ verts[ 6] = outermaxs[0];verts[ 7] = outermaxs[1];verts[ 8] = outermins[2];
+ verts[ 9] = outermaxs[0];verts[10] = outermaxs[1];verts[11] = outermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ Mod_ShadowBrush_EndBrush(svworld, svbrush);
+ // Y minor
+ svbrush = Mod_ShadowBrush_BeginBrush(loadmodel->mempool);
+ verts[ 0] = innermins[0];verts[ 1] = innermins[1];verts[ 2] = innermaxs[2];
+ verts[ 3] = innermins[0];verts[ 4] = innermins[1];verts[ 5] = innermins[2];
+ verts[ 6] = innermaxs[0];verts[ 7] = innermins[1];verts[ 8] = innermins[2];
+ verts[ 9] = innermaxs[0];verts[10] = innermins[1];verts[11] = innermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ verts[ 0] = outermaxs[0];verts[ 1] = outermins[1];verts[ 2] = outermaxs[2];
+ verts[ 3] = outermaxs[0];verts[ 4] = outermins[1];verts[ 5] = outermins[2];
+ verts[ 6] = outermins[0];verts[ 7] = outermins[1];verts[ 8] = outermins[2];
+ verts[ 9] = outermins[0];verts[10] = outermins[1];verts[11] = outermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ Mod_ShadowBrush_EndBrush(svworld, svbrush);
+ // Z major
+ svbrush = Mod_ShadowBrush_BeginBrush(loadmodel->mempool);
+ verts[ 0] = innermaxs[0];verts[ 1] = innermins[1];verts[ 2] = innermaxs[2];
+ verts[ 3] = innermaxs[0];verts[ 4] = innermaxs[1];verts[ 5] = innermaxs[2];
+ verts[ 6] = innermins[0];verts[ 7] = innermaxs[1];verts[ 8] = innermaxs[2];
+ verts[ 9] = innermins[0];verts[10] = innermins[1];verts[11] = innermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ verts[ 0] = outermaxs[0];verts[ 1] = outermaxs[1];verts[ 2] = outermaxs[2];
+ verts[ 3] = outermaxs[0];verts[ 4] = outermins[1];verts[ 5] = outermaxs[2];
+ verts[ 6] = outermins[0];verts[ 7] = outermins[1];verts[ 8] = outermaxs[2];
+ verts[ 9] = outermins[0];verts[10] = outermaxs[1];verts[11] = outermaxs[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ Mod_ShadowBrush_EndBrush(svworld, svbrush);
+ // Z minor
+ svbrush = Mod_ShadowBrush_BeginBrush(loadmodel->mempool);
+ verts[ 0] = innermaxs[0];verts[ 1] = innermaxs[1];verts[ 2] = innermins[2];
+ verts[ 3] = innermaxs[0];verts[ 4] = innermins[1];verts[ 5] = innermins[2];
+ verts[ 6] = innermins[0];verts[ 7] = innermins[1];verts[ 8] = innermins[2];
+ verts[ 9] = innermins[0];verts[10] = innermaxs[1];verts[11] = innermins[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ verts[ 0] = outermaxs[0];verts[ 1] = outermins[1];verts[ 2] = outermins[2];
+ verts[ 3] = outermaxs[0];verts[ 4] = outermaxs[1];verts[ 5] = outermins[2];
+ verts[ 6] = outermins[0];verts[ 7] = outermaxs[1];verts[ 8] = outermins[2];
+ verts[ 9] = outermins[0];verts[10] = outermins[1];verts[11] = outermins[2];
+ Mod_ShadowBrush_AddPolygon(loadmodel->mempool, svbrush, 4, verts);
+ Mod_ShadowBrush_EndBrush(svworld, svbrush);
+ // clip away hidden polygons
+ Mod_ShadowBrush_ProcessWorld(loadmodel->mempool, svworld);
+ // build the triangle mesh
e->shadowvolume = Mod_ShadowBrush_BuildMeshs(loadmodel->mempool, svworld);
Mod_ShadowBrush_FreeWorld(svworld);
}
vscale = (vscale - vbase) * 16.0 / ((surf->extents[1] & ~15) + 16);
}
- surf->mesh = mesh = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) + (surf->poly_numverts - 2) * sizeof(int[6]) + surf->poly_numverts * (4 + 2 + 2 + 2 + 1 + 3) * sizeof(float));
+ surf->mesh = mesh = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) + (surf->poly_numverts - 2) * sizeof(int[6]) + surf->poly_numverts * (4 + 4 + 4 + 4 + 1 + 3) * sizeof(float));
mesh->numverts = surf->poly_numverts;
mesh->numtriangles = surf->poly_numverts - 2;
mesh->verts = (float *)(mesh + 1);
- mesh->st = mesh->verts + mesh->numverts * 4;
- mesh->uv = mesh->st + mesh->numverts * 2;
- mesh->ab = mesh->uv + mesh->numverts * 2;
- mesh->lightmapoffsets = (int *)(mesh->ab + mesh->numverts * 2);
+ mesh->str = mesh->verts + mesh->numverts * 4;
+ mesh->uvw = mesh->str + mesh->numverts * 4;
+ mesh->abc = mesh->uvw + mesh->numverts * 4;
+ mesh->lightmapoffsets = (int *)(mesh->abc + mesh->numverts * 4);
mesh->index = mesh->lightmapoffsets + mesh->numverts;
mesh->triangleneighbors = mesh->index + mesh->numtriangles * 3;
mesh->normals = (float *)(mesh->triangleneighbors + mesh->numtriangles * 3);
mesh->verts[i * 4 + 0] = in[0];
mesh->verts[i * 4 + 1] = in[1];
mesh->verts[i * 4 + 2] = in[2];
- mesh->st[i * 2 + 0] = s / surf->texinfo->texture->width;
- mesh->st[i * 2 + 1] = t / surf->texinfo->texture->height;
- mesh->uv[i * 2 + 0] = u;
- mesh->uv[i * 2 + 1] = v;
- mesh->ab[i * 2 + 0] = s * (1.0f / 16.0f);
- mesh->ab[i * 2 + 1] = t * (1.0f / 16.0f);
+ mesh->str[i * 4 + 0] = s / surf->texinfo->texture->width;
+ mesh->str[i * 4 + 1] = t / surf->texinfo->texture->height;
+ mesh->uvw[i * 4 + 0] = u;
+ mesh->uvw[i * 4 + 1] = v;
+ mesh->abc[i * 4 + 0] = s * (1.0f / 16.0f);
+ mesh->abc[i * 4 + 1] = t * (1.0f / 16.0f);
mesh->lightmapoffsets[i] = ((iv * (smax+1) + iu) * 3);
mesh->normals[i * 3 + 0] = normal[0];
mesh->normals[i * 3 + 1] = normal[1];
surf->lightmaptexturestride = 0;
surf->lightmaptexture = NULL;
- surf->mesh = mesh = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) + (surf->poly_numverts - 2) * sizeof(int[6]) + surf->poly_numverts * (4 + 2 + 2 + 3) * sizeof(float));
+ surf->mesh = mesh = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) + (surf->poly_numverts - 2) * sizeof(int[6]) + surf->poly_numverts * (4 + 4 + 4 + 3) * sizeof(float));
mesh->numverts = surf->poly_numverts;
mesh->numtriangles = surf->poly_numverts - 2;
mesh->verts = (float *)(mesh + 1);
- mesh->st = mesh->verts + mesh->numverts * 4;
- mesh->ab = mesh->st + mesh->numverts * 2;
- mesh->index = (int *)(mesh->ab + mesh->numverts * 2);
+ mesh->str = mesh->verts + mesh->numverts * 4;
+ mesh->abc = mesh->str + mesh->numverts * 4;
+ mesh->index = (int *)(mesh->abc + mesh->numverts * 4);
mesh->triangleneighbors = mesh->index + mesh->numtriangles * 3;
mesh->normals = (float *)(mesh->triangleneighbors + mesh->numtriangles * 3);
mesh->verts[i * 4 + 0] = in[0];
mesh->verts[i * 4 + 1] = in[1];
mesh->verts[i * 4 + 2] = in[2];
- mesh->st[i * 2 + 0] = s / surf->texinfo->texture->width;
- mesh->st[i * 2 + 1] = t / surf->texinfo->texture->height;
- mesh->ab[i * 2 + 0] = s * (1.0f / 16.0f);
- mesh->ab[i * 2 + 1] = t * (1.0f / 16.0f);
+ mesh->str[i * 4 + 0] = s / surf->texinfo->texture->width;
+ mesh->str[i * 4 + 1] = t / surf->texinfo->texture->height;
+ mesh->abc[i * 4 + 0] = s * (1.0f / 16.0f);
+ mesh->abc[i * 4 + 1] = t * (1.0f / 16.0f);
mesh->normals[i * 3 + 0] = normal[0];
mesh->normals[i * 3 + 1] = normal[1];
mesh->normals[i * 3 + 2] = normal[2];
Mod_LoadBrushModel
=================
*/
-extern void R_DrawBrushModelShadowVolume (entity_render_t *ent, vec3_t relativelightorigin, float lightradius, int visiblevolume);
+extern void R_Model_Brush_DrawSky(entity_render_t *ent);
+extern void R_Model_Brush_Draw(entity_render_t *ent);
+//extern void R_Model_Brush_DrawFakeShadow(entity_render_t *ent);
+extern void R_Model_Brush_DrawDepth(entity_render_t *ent);
+extern void R_Model_Brush_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, int visiblevolume);
+extern void R_Model_Brush_DrawLight(entity_render_t *ent, vec3_t relativelightorigin, float lightradius2, float lightdistbias, float lightsubtract, float *lightcolor);
+extern void R_Model_Brush_DrawOntoLight(entity_render_t *ent);
void Mod_LoadBrushModel (model_t *mod, void *buffer)
{
int i, j;
mod->firstmodelsurface = bm->firstface;
mod->nummodelsurfaces = bm->numfaces;
+ // this gets altered below if sky is used
mod->DrawSky = NULL;
+ mod->Draw = R_Model_Brush_Draw;
+ mod->DrawFakeShadow = NULL;
+ mod->DrawDepth = R_Model_Brush_DrawDepth;
+ mod->DrawShadowVolume = R_Model_Brush_DrawShadowVolume;
+ mod->DrawLight = R_Model_Brush_DrawLight;
+ mod->DrawOntoLight = R_Model_Brush_DrawOntoLight;
if (mod->nummodelsurfaces)
{
// LordHavoc: calculate bmodel bounding box rather than trusting what it says
{
// we only need to have a drawsky function if it is used (usually only on world model)
if (surf->texinfo->texture->shader == &Cshader_sky)
- mod->DrawSky = R_DrawBrushModelSky;
+ mod->DrawSky = R_Model_Brush_DrawSky;
for (k = 0;k < surf->numedges;k++)
{
l = mod->surfedges[k + surf->firstedge];
mod->numleafs = bm->visleafs;
- mod->Draw = R_DrawBrushModelNormal;
- mod->DrawFakeShadow = NULL;
- mod->DrawShadowVolume = R_DrawBrushModelShadowVolume;
-
// LordHavoc: only register submodels if it is the world
// (prevents bsp models from replacing world submodels)
if (loadmodel->isworldmodel && i < (mod->numsubmodels - 1))
projects / xonotic / darkplaces.git / blobdiff