cvar_t gl_lightmaps = {0, "gl_lightmaps", "0", "draws only lightmaps, no texture (for level designers)"};
-cvar_t r_test = {0, "r_test", "0", "internal development use only, leave it alone (usually does nothing anyway)"}; // used for testing renderer code changes, otherwise does nothing
+cvar_t r_test = {0, "r_test", "0", "internal development use only, leave it alone (usually does nothing anyway)"};
cvar_t r_batchmode = {0, "r_batchmode", "1", "selects method of rendering multiple surfaces with one driver call (values are 0, 1, 2, etc...)"};
typedef struct r_glsl_bloomshader_s
{
r_main_mempool = Mem_AllocPool("Renderer", 0, NULL);
- Cmd_AddCommand("r_glsl_restart", R_GLSL_Restart_f, "unloads GLSL shaders, they will then be reloaded as needed\n");
+ Cmd_AddCommand("r_glsl_restart", R_GLSL_Restart_f, "unloads GLSL shaders, they will then be reloaded as needed");
FOG_registercvars(); // FIXME: move this fog stuff to client?
Cvar_RegisterVariable(&r_nearclip);
Cvar_RegisterVariable(&r_showsurfaces);
return false;
}
+int R_CullBoxCustomPlanes(const vec3_t mins, const vec3_t maxs, int numplanes, const mplane_t *planes)
+{
+ int i;
+ const mplane_t *p;
+ for (i = 0;i < numplanes;i++)
+ {
+ p = planes + i;
+ switch(p->signbits)
+ {
+ default:
+ case 0:
+ if (p->normal[0]*maxs[0] + p->normal[1]*maxs[1] + p->normal[2]*maxs[2] < p->dist)
+ return true;
+ break;
+ case 1:
+ if (p->normal[0]*mins[0] + p->normal[1]*maxs[1] + p->normal[2]*maxs[2] < p->dist)
+ return true;
+ break;
+ case 2:
+ if (p->normal[0]*maxs[0] + p->normal[1]*mins[1] + p->normal[2]*maxs[2] < p->dist)
+ return true;
+ break;
+ case 3:
+ if (p->normal[0]*mins[0] + p->normal[1]*mins[1] + p->normal[2]*maxs[2] < p->dist)
+ return true;
+ break;
+ case 4:
+ if (p->normal[0]*maxs[0] + p->normal[1]*maxs[1] + p->normal[2]*mins[2] < p->dist)
+ return true;
+ break;
+ case 5:
+ if (p->normal[0]*mins[0] + p->normal[1]*maxs[1] + p->normal[2]*mins[2] < p->dist)
+ return true;
+ break;
+ case 6:
+ if (p->normal[0]*maxs[0] + p->normal[1]*mins[1] + p->normal[2]*mins[2] < p->dist)
+ return true;
+ break;
+ case 7:
+ if (p->normal[0]*mins[0] + p->normal[1]*mins[1] + p->normal[2]*mins[2] < p->dist)
+ return true;
+ break;
+ }
+ }
+ return false;
+}
+
//==================================================================================
static void R_UpdateEntityLighting(entity_render_t *ent)
static void R_View_SetFrustum(void)
{
+ double slopex, slopey;
+
// break apart the view matrix into vectors for various purposes
Matrix4x4_ToVectors(&r_view.matrix, r_view.forward, r_view.left, r_view.up, r_view.origin);
VectorNegate(r_view.left, r_view.right);
- VectorMAM(1, r_view.forward, 1.0 / -r_view.frustum_x, r_view.left, r_view.frustum[0].normal);
- VectorMAM(1, r_view.forward, 1.0 / r_view.frustum_x, r_view.left, r_view.frustum[1].normal);
- VectorMAM(1, r_view.forward, 1.0 / -r_view.frustum_y, r_view.up, r_view.frustum[2].normal);
- VectorMAM(1, r_view.forward, 1.0 / r_view.frustum_y, r_view.up, r_view.frustum[3].normal);
+ slopex = 1.0 / r_view.frustum_x;
+ slopey = 1.0 / r_view.frustum_y;
+ VectorMA(r_view.forward, -slopex, r_view.left, r_view.frustum[0].normal);
+ VectorMA(r_view.forward, slopex, r_view.left, r_view.frustum[1].normal);
+ VectorMA(r_view.forward, -slopey, r_view.up , r_view.frustum[2].normal);
+ VectorMA(r_view.forward, slopey, r_view.up , r_view.frustum[3].normal);
VectorCopy(r_view.forward, r_view.frustum[4].normal);
VectorNormalize(r_view.frustum[0].normal);
VectorNormalize(r_view.frustum[1].normal);
PlaneClassify(&r_view.frustum[3]);
PlaneClassify(&r_view.frustum[4]);
+ // calculate frustum corners, which are used to calculate deformed frustum planes for shadow caster culling
+ VectorMAMAMAM(1, r_view.origin, 1024, r_view.forward, -1024 * slopex, r_view.left, -1024 * slopey, r_view.up, r_view.frustumcorner[0]);
+ VectorMAMAMAM(1, r_view.origin, 1024, r_view.forward, 1024 * slopex, r_view.left, -1024 * slopey, r_view.up, r_view.frustumcorner[1]);
+ VectorMAMAMAM(1, r_view.origin, 1024, r_view.forward, -1024 * slopex, r_view.left, 1024 * slopey, r_view.up, r_view.frustumcorner[2]);
+ VectorMAMAMAM(1, r_view.origin, 1024, r_view.forward, 1024 * slopex, r_view.left, 1024 * slopey, r_view.up, r_view.frustumcorner[3]);
+
// LordHavoc: note to all quake engine coders, Quake had a special case
// for 90 degrees which assumed a square view (wrong), so I removed it,
// Quake2 has it disabled as well.
extern void R_DrawLightningBeams (void);
extern void VM_CL_AddPolygonsToMeshQueue (void);
extern void R_DrawPortals (void);
+extern cvar_t cl_locs_show;
+static void R_DrawLocs(void);
void R_RenderScene(void)
{
// don't let sound skip if going slow
}
VM_CL_AddPolygonsToMeshQueue();
+ if (cl_locs_show.integer)
+ {
+ R_DrawLocs();
+ if (r_timereport_active)
+ R_TimeReport("showlocs");
+ }
+
if (r_drawportals.integer)
{
R_DrawPortals();
}
}
+float locboxvertex3f[6*4*3] =
+{
+ 1,0,1, 1,0,0, 1,1,0, 1,1,1,
+ 0,1,1, 0,1,0, 0,0,0, 0,0,1,
+ 1,1,1, 1,1,0, 0,1,0, 0,1,1,
+ 0,0,1, 0,0,0, 1,0,0, 1,0,1,
+ 0,0,1, 1,0,1, 1,1,1, 0,1,1,
+ 1,0,0, 0,0,0, 0,1,0, 1,1,0
+};
+
+int locboxelement3i[6*2*3] =
+{
+ 0, 1, 2, 0, 2, 3,
+ 4, 5, 6, 4, 6, 7,
+ 8, 9,10, 8,10,11,
+ 12,13,14, 12,14,15,
+ 16,17,18, 16,18,19,
+ 20,21,22, 20,22,23
+};
+
+void R_DrawLoc_Callback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
+{
+ int i, j;
+ cl_locnode_t *loc = (cl_locnode_t *)ent;
+ vec3_t mins, size;
+ float vertex3f[6*4*3];
+ CHECKGLERROR
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ GL_DepthMask(false);
+ GL_DepthTest(true);
+ GL_CullFace(GL_NONE);
+ R_Mesh_Matrix(&identitymatrix);
+
+ R_Mesh_VertexPointer(vertex3f);
+ R_Mesh_ColorPointer(NULL);
+ R_Mesh_ResetTextureState();
+
+ i = surfacelist[0];
+ GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f) * r_view.colorscale,
+ ((i & 0x0038) >> 3) * (1.0f / 7.0f) * r_view.colorscale,
+ ((i & 0x01C0) >> 6) * (1.0f / 7.0f) * r_view.colorscale,
+ surfacelist[0] < 0 ? 0.5f : 0.125f);
+
+ if (VectorCompare(loc->mins, loc->maxs))
+ {
+ VectorSet(size, 2, 2, 2);
+ VectorMA(loc->mins, -0.5f, size, mins);
+ }
+ else
+ {
+ VectorCopy(loc->mins, mins);
+ VectorSubtract(loc->maxs, loc->mins, size);
+ }
+
+ for (i = 0;i < 6*4*3;)
+ for (j = 0;j < 3;j++, i++)
+ vertex3f[i] = mins[j] + size[j] * locboxvertex3f[i];
+
+ R_Mesh_Draw(0, 6*4, 6*2, locboxelement3i);
+}
+
+void R_DrawLocs(void)
+{
+ int index;
+ cl_locnode_t *loc, *nearestloc;
+ vec3_t center;
+ nearestloc = CL_Locs_FindNearest(cl.movement_origin);
+ for (loc = cl.locnodes, index = 0;loc;loc = loc->next, index++)
+ {
+ VectorLerp(loc->mins, 0.5f, loc->maxs, center);
+ R_MeshQueue_AddTransparent(center, R_DrawLoc_Callback, (entity_render_t *)loc, loc == nearestloc ? -1 : index, NULL);
+ }
+}
+
void R_DrawCollisionBrushes(entity_render_t *ent)
{
int i;