cvar_t cl_decals_visculling = {CVAR_SAVE, "cl_decals_visculling", "1", "perform a very cheap check if each decal is visible before drawing"};
cvar_t cl_decals_time = {CVAR_SAVE, "cl_decals_time", "20", "how long before decals start to fade away"};
cvar_t cl_decals_fadetime = {CVAR_SAVE, "cl_decals_fadetime", "1", "how long decals take to fade away"};
+cvar_t cl_decals_newsystem = {CVAR_SAVE, "cl_decals_newsystem", "0", "enables new advanced decal system"};
+cvar_t cl_decals_bias = {CVAR_SAVE, "cl_decals_bias", "0.125", "distance to bias decals from surface to prevent depth fighting"};
void CL_Particles_ParseEffectInfo(const char *textstart, const char *textend)
Cvar_RegisterVariable (&cl_decals_visculling);
Cvar_RegisterVariable (&cl_decals_time);
Cvar_RegisterVariable (&cl_decals_fadetime);
+ Cvar_RegisterVariable (&cl_decals_newsystem);
+ Cvar_RegisterVariable (&cl_decals_bias);
}
void CL_Particles_Shutdown (void)
{
}
+void CL_SpawnDecalParticleForSurface(int hitent, const vec3_t org, const vec3_t normal, int color1, int color2, int texnum, float size, float alpha);
+void CL_SpawnDecalParticleForPoint(const vec3_t org, float maxdist, float size, float alpha, int texnum, int color1, int color2);
+
// list of all 26 parameters:
// ptype - any of the pt_ enum values (pt_static, pt_blood, etc), see ptype_t near the top of this file
// pcolor1,pcolor2 - minimum and maximum ranges of color, randomly interpolated to decide particle color
trace = CL_TraceLine(part->org, endvec, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY, true, false, NULL, false);
part->delayedcollisions = cl.time + lifetime * trace.fraction - 0.1;
}
+
return part;
}
+static void CL_ImmediateBloodStain(particle_t *part)
+{
+ vec3_t v;
+ int staintex;
+
+ // blood creates a splash at spawn, not just at impact, this makes monsters bloody where they are shot
+ if (part->staintexnum >= 0 && cl_decals_newsystem.integer && cl_decals.integer)
+ {
+ VectorCopy(part->vel, v);
+ VectorNormalize(v);
+ staintex = part->staintexnum;
+ R_DecalSystem_SplatEntities(part->org, v, 1-((part->staincolor>>16)&255)*(1.0f/255.0f), 1-((part->staincolor>>8)&255)*(1.0f/255.0f), 1-((part->staincolor)&255)*(1.0f/255.0f), part->alpha*(1.0f/255.0f), particletexture[staintex].s1, particletexture[staintex].t1, particletexture[staintex].s2, particletexture[staintex].t2, part->size * 2);
+ }
+
+ // blood creates a splash at spawn, not just at impact, this makes monsters bloody where they are shot
+ if (part->typeindex == pt_blood && cl_decals_newsystem.integer && cl_decals.integer)
+ {
+ VectorCopy(part->vel, v);
+ VectorNormalize(v);
+ staintex = tex_blooddecal[rand()&7];
+ R_DecalSystem_SplatEntities(part->org, v, part->color[0]*(1.0f/255.0f), part->color[1]*(1.0f/255.0f), part->color[2]*(1.0f/255.0f), part->alpha*(1.0f/255.0f), particletexture[staintex].s1, particletexture[staintex].t1, particletexture[staintex].s2, particletexture[staintex].t2, part->size * 2);
+ }
+}
+
void CL_SpawnDecalParticleForSurface(int hitent, const vec3_t org, const vec3_t normal, int color1, int color2, int texnum, float size, float alpha)
{
int l1, l2;
decal_t *decal;
+ entity_render_t *ent = &cl.entities[hitent].render;
+ unsigned char color[3];
if (!cl_decals.integer)
return;
+ if (!ent->allowdecals)
+ return;
+
+ l2 = (int)lhrandom(0.5, 256.5);
+ l1 = 256 - l2;
+ color[0] = ((((color1 >> 16) & 0xFF) * l1 + ((color2 >> 16) & 0xFF) * l2) >> 8) & 0xFF;
+ color[1] = ((((color1 >> 8) & 0xFF) * l1 + ((color2 >> 8) & 0xFF) * l2) >> 8) & 0xFF;
+ color[2] = ((((color1 >> 0) & 0xFF) * l1 + ((color2 >> 0) & 0xFF) * l2) >> 8) & 0xFF;
+
+ if (cl_decals_newsystem.integer)
+ {
+ R_DecalSystem_SplatEntities(org, normal, color[0]*(1.0f/255.0f), color[1]*(1.0f/255.0f), color[2]*(1.0f/255.0f), alpha*(1.0f/255.0f), particletexture[texnum].s1, particletexture[texnum].t1, particletexture[texnum].s2, particletexture[texnum].t2, size);
+ return;
+ }
+
for (;cl.free_decal < cl.max_decals && cl.decals[cl.free_decal].typeindex;cl.free_decal++);
if (cl.free_decal >= cl.max_decals)
return;
memset(decal, 0, sizeof(*decal));
decal->typeindex = pt_decal;
decal->texnum = texnum;
- VectorAdd(org, normal, decal->org);
+ VectorMA(org, cl_decals_bias.value, normal, decal->org);
VectorCopy(normal, decal->normal);
decal->size = size;
decal->alpha = alpha;
decal->time2 = cl.time;
- l2 = (int)lhrandom(0.5, 256.5);
- l1 = 256 - l2;
- decal->color[0] = ((((color1 >> 16) & 0xFF) * l1 + ((color2 >> 16) & 0xFF) * l2) >> 8) & 0xFF;
- decal->color[1] = ((((color1 >> 8) & 0xFF) * l1 + ((color2 >> 8) & 0xFF) * l2) >> 8) & 0xFF;
- decal->color[2] = ((((color1 >> 0) & 0xFF) * l1 + ((color2 >> 0) & 0xFF) * l2) >> 8) & 0xFF;
+ decal->color[0] = color[0];
+ decal->color[1] = color[1];
+ decal->color[2] = color[2];
decal->owner = hitent;
decal->clusterindex = -1000; // no vis culling unless we're sure
if (hitent)
{
vec3_t center;
matrix4x4_t tempmatrix;
+ particle_t *part;
VectorLerp(originmins, 0.5, originmaxs, center);
Matrix4x4_CreateTranslate(&tempmatrix, center[0], center[1], center[2]);
if (effectnameindex == EFFECT_SVC_PARTICLE)
else
{
static double bloodaccumulator = 0;
+ qboolean immediatebloodstain = true;
//CL_NewParticle(pt_alphastatic, 0x4f0000,0x7f0000, tex_particle, 2.5, 0, 256, 256, 0, 0, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), 0, 0, 0, 1, 4, 0, 0, true, 0, 1, PBLEND_ALPHA, PARTICLE_BILLBOARD);
bloodaccumulator += count * 0.333 * cl_particles_quality.value;
for (;bloodaccumulator > 0;bloodaccumulator--)
- CL_NewParticle(pt_blood, 0xFFFFFF, 0xFFFFFF, tex_bloodparticle[rand()&7], 8, 0, cl_particles_blood_alpha.value * 768, cl_particles_blood_alpha.value * 384, 1, -1, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 1, 4, 0, 64, true, 0, 1, PBLEND_INVMOD, PARTICLE_BILLBOARD, -1, -1, -1);
+ {
+ part = CL_NewParticle(pt_blood, 0xFFFFFF, 0xFFFFFF, tex_bloodparticle[rand()&7], 8, 0, cl_particles_blood_alpha.value * 768, cl_particles_blood_alpha.value * 384, 1, -1, lhrandom(originmins[0], originmaxs[0]), lhrandom(originmins[1], originmaxs[1]), lhrandom(originmins[2], originmaxs[2]), lhrandom(velocitymins[0], velocitymaxs[0]), lhrandom(velocitymins[1], velocitymaxs[1]), lhrandom(velocitymins[2], velocitymaxs[2]), 1, 4, 0, 64, true, 0, 1, PBLEND_INVMOD, PARTICLE_BILLBOARD, -1, -1, -1);
+ if (immediatebloodstain && part)
+ {
+ immediatebloodstain = false;
+ CL_ImmediateBloodStain(part);
+ }
+ }
}
}
else if (effectnameindex == EFFECT_TE_SPARK)
vec_t traillen;
vec_t trailstep;
qboolean underwater;
+ qboolean immediatebloodstain;
+ particle_t *part;
// note this runs multiple effects with the same name, each one spawns only one kind of particle, so some effects need more than one
VectorLerp(originmins, 0.5, originmaxs, center);
VectorLerp(velocitymins, 0.5, velocitymaxs, centervelocity);
{
info->particleaccumulator += traillen / info->trailspacing * cl_particles_quality.value;
trailstep = info->trailspacing / cl_particles_quality.value;
+ immediatebloodstain = false;
}
else
{
info->particleaccumulator += info->countabsolute + pcount * info->countmultiplier * cl_particles_quality.value;
trailstep = 0;
+ immediatebloodstain = info->particletype == pt_blood || staintex;
}
info->particleaccumulator = bound(0, info->particleaccumulator, 16384);
for (;info->particleaccumulator >= 1;info->particleaccumulator--)
trailpos[2] = lhrandom(originmins[2], originmaxs[2]);
}
VectorRandom(rvec);
- CL_NewParticle(info->particletype, info->color[0], info->color[1], tex, lhrandom(info->size[0], info->size[1]), info->size[2], lhrandom(info->alpha[0], info->alpha[1]), info->alpha[2], info->gravity, info->bounce, trailpos[0] + info->originoffset[0] + info->originjitter[0] * rvec[0], trailpos[1] + info->originoffset[1] + info->originjitter[1] * rvec[1], trailpos[2] + info->originoffset[2] + info->originjitter[2] * rvec[2], lhrandom(velocitymins[0], velocitymaxs[0]) * info->velocitymultiplier + info->velocityoffset[0] + info->velocityjitter[0] * rvec[0], lhrandom(velocitymins[1], velocitymaxs[1]) * info->velocitymultiplier + info->velocityoffset[1] + info->velocityjitter[1] * rvec[1], lhrandom(velocitymins[2], velocitymaxs[2]) * info->velocitymultiplier + info->velocityoffset[2] + info->velocityjitter[2] * rvec[2], info->airfriction, info->liquidfriction, 0, 0, info->countabsolute <= 0, lhrandom(info->time[0], info->time[1]), info->stretchfactor, info->blendmode, info->orientation, info->staincolor[0], info->staincolor[1], staintex);
+ part = CL_NewParticle(info->particletype, info->color[0], info->color[1], tex, lhrandom(info->size[0], info->size[1]), info->size[2], lhrandom(info->alpha[0], info->alpha[1]), info->alpha[2], info->gravity, info->bounce, trailpos[0] + info->originoffset[0] + info->originjitter[0] * rvec[0], trailpos[1] + info->originoffset[1] + info->originjitter[1] * rvec[1], trailpos[2] + info->originoffset[2] + info->originjitter[2] * rvec[2], lhrandom(velocitymins[0], velocitymaxs[0]) * info->velocitymultiplier + info->velocityoffset[0] + info->velocityjitter[0] * rvec[0], lhrandom(velocitymins[1], velocitymaxs[1]) * info->velocitymultiplier + info->velocityoffset[1] + info->velocityjitter[1] * rvec[1], lhrandom(velocitymins[2], velocitymaxs[2]) * info->velocitymultiplier + info->velocityoffset[2] + info->velocityjitter[2] * rvec[2], info->airfriction, info->liquidfriction, 0, 0, info->countabsolute <= 0, lhrandom(info->time[0], info->time[1]), info->stretchfactor, info->blendmode, info->orientation, info->staincolor[0], info->staincolor[1], staintex);
+ if (immediatebloodstain && part)
+ {
+ immediatebloodstain = false;
+ CL_ImmediateBloodStain(part);
+ }
if (trailstep)
VectorMA(trailpos, trailstep, traildir, trailpos);
}
cvar_t r_shadows_castfrombmodels = {CVAR_SAVE, "r_shadows_castfrombmodels", "0", "do cast shadows from bmodels"};
cvar_t r_q1bsp_skymasking = {0, "r_q1bsp_skymasking", "1", "allows sky polygons in quake1 maps to obscure other geometry"};
cvar_t r_polygonoffset_submodel_factor = {0, "r_polygonoffset_submodel_factor", "0", "biases depth values of world submodels such as doors, to prevent z-fighting artifacts in Quake maps"};
-cvar_t r_polygonoffset_submodel_offset = {0, "r_polygonoffset_submodel_offset", "4", "biases depth values of world submodels such as doors, to prevent z-fighting artifacts in Quake maps"};
+cvar_t r_polygonoffset_submodel_offset = {0, "r_polygonoffset_submodel_offset", "14", "biases depth values of world submodels such as doors, to prevent z-fighting artifacts in Quake maps"};
+cvar_t r_polygonoffset_decals_factor = {0, "r_polygonoffset_decals_factor", "0", "biases depth values of decals to prevent z-fighting artifacts"};
+cvar_t r_polygonoffset_decals_offset = {0, "r_polygonoffset_decals_offset", "-14", "biases depth values of decals to prevent z-fighting artifacts"};
cvar_t r_fog_exp2 = {0, "r_fog_exp2", "0", "uses GL_EXP2 fog (as in Nehahra) rather than realistic GL_EXP fog"};
cvar_t r_drawfog = {CVAR_SAVE, "r_drawfog", "1", "allows one to disable fog rendering"};
Cvar_RegisterVariable(&r_q1bsp_skymasking);
Cvar_RegisterVariable(&r_polygonoffset_submodel_factor);
Cvar_RegisterVariable(&r_polygonoffset_submodel_offset);
+ Cvar_RegisterVariable(&r_polygonoffset_decals_factor);
+ Cvar_RegisterVariable(&r_polygonoffset_decals_offset);
Cvar_RegisterVariable(&r_fog_exp2);
Cvar_RegisterVariable(&r_drawfog);
Cvar_RegisterVariable(&r_textureunits);
}
}
+static void R_DrawModelDecals_Entity(entity_render_t *ent);
+static void R_DrawModelDecals(void)
+{
+ int i;
+ entity_render_t *ent;
+
+ R_DrawModelDecals_Entity(r_refdef.scene.worldentity);
+
+ if (!r_drawentities.integer || r_showsurfaces.integer)
+ return;
+
+ for (i = 0;i < r_refdef.scene.numentities;i++)
+ {
+ if (!r_refdef.viewcache.entityvisible[i])
+ continue;
+ ent = r_refdef.scene.entities[i];
+ r_refdef.stats.entities++;
+ if (ent->decalsystem.numdecals)
+ R_DrawModelDecals_Entity(ent);
+ }
+}
+
static void R_View_SetFrustum(void)
{
int i;
extern cvar_t cl_locs_show;
static void R_DrawLocs(void);
static void R_DrawEntityBBoxes(void);
+extern cvar_t cl_decals_newsystem;
void R_RenderScene(void)
{
r_refdef.stats.renders++;
if (cl.csqc_vidvars.drawworld)
{
- R_DrawLightningBeams();
- if (r_timereport_active)
- R_TimeReport("lightning");
-
- R_DrawDecals();
- if (r_timereport_active)
- R_TimeReport("decals");
+ if (cl_decals_newsystem.integer)
+ {
+ R_DrawModelDecals();
+ if (r_timereport_active)
+ R_TimeReport("modeldecals");
+ }
+ else
+ {
+ R_DrawDecals();
+ if (r_timereport_active)
+ R_TimeReport("decals");
+ }
R_DrawParticles();
if (r_timereport_active)
R_DrawExplosions();
if (r_timereport_active)
R_TimeReport("explosions");
+
+ R_DrawLightningBeams();
+ if (r_timereport_active)
+ R_TimeReport("lightning");
}
R_SetupGenericShader(true);
{
float *v3f;
float *tc2f;
+ float *c4f;
+ float ca;
tridecal_t *decal;
tridecal_t *decals;
int i;
qboolean useshortelements;
decalsystem->maxdecals = max(16, decalsystem->maxdecals * 2);
useshortelements = decalsystem->maxdecals * 3 <= 65536;
- decalsystem->decals = Mem_Alloc(r_main_mempool, decalsystem->maxdecals * (sizeof(tridecal_t) + sizeof(float[3][3]) + sizeof(float[3][2]) + sizeof(float[3][4]) + sizeof(int[3]) + useshortelements ? sizeof(unsigned short[3]) : 0));
- decalsystem->vertex3f = (float *)(decalsystem->decals + decalsystem->maxdecals);
- decalsystem->texcoord2f = (float *)(decalsystem->vertex3f + decalsystem->maxdecals*9);
- decalsystem->color4f = (float *)(decalsystem->texcoord2f + decalsystem->maxdecals*6);
- decalsystem->element3i = (int *)(decalsystem->color4f + decalsystem->maxdecals*12);
- decalsystem->element3s = useshortelements ? (unsigned short *)(decalsystem->element3i + decalsystem->maxdecals*3) : NULL;
+ decalsystem->decals = Mem_Alloc(cls.levelmempool, decalsystem->maxdecals * (sizeof(tridecal_t) + sizeof(float[3][3]) + sizeof(float[3][2]) + sizeof(float[3][4]) + sizeof(int[3]) + (useshortelements ? sizeof(unsigned short[3]) : 0)));
+ decalsystem->color4f = (float *)(decalsystem->decals + decalsystem->maxdecals);
+ decalsystem->texcoord2f = (float *)(decalsystem->color4f + decalsystem->maxdecals*12);
+ decalsystem->vertex3f = (float *)(decalsystem->texcoord2f + decalsystem->maxdecals*6);
+ decalsystem->element3i = (int *)(decalsystem->vertex3f + decalsystem->maxdecals*9);
+ decalsystem->element3s = (useshortelements ? ((unsigned short *)(decalsystem->element3i + decalsystem->maxdecals*3)) : NULL);
if (decalsystem->numdecals)
{
memcpy(decalsystem->decals, old.decals, decalsystem->numdecals * sizeof(tridecal_t));
memcpy(decalsystem->texcoord2f, old.texcoord2f, decalsystem->numdecals * sizeof(float[3][2]));
memcpy(decalsystem->color4f, old.color4f, decalsystem->numdecals * sizeof(float[3][4]));
}
+ Mem_Free(old.decals);
for (i = 0;i < decalsystem->maxdecals*3;i++)
decalsystem->element3i[i] = i;
if (useshortelements)
decal = decalsystem->decals + (i = decalsystem->freedecal++);
v3f = decalsystem->vertex3f + 9*i;
tc2f = decalsystem->texcoord2f + 6*i;
- for (i = decalsystem->freedecal;i < maxdecals && decals[i].alpha;i++)
+ c4f = decalsystem->color4f + 12*i;
+ for (i = decalsystem->freedecal;i < maxdecals && decals[i].colors[0][3];i++)
;
decalsystem->freedecal = i;
if (decalsystem->numdecals <= i)
decalsystem->numdecals = i + 1;
// initialize the decal
- decal->fade = cl_decals_time.value;
- decal->alpha = 1.0f;
+ decal->lived = 0;
+ decal->triangleindex = triangleindex;
decal->colors[0][0] = (unsigned char)(c0[0]*255.0f);
decal->colors[0][1] = (unsigned char)(c0[1]*255.0f);
decal->colors[0][2] = (unsigned char)(c0[2]*255.0f);
- decal->colors[0][3] = (unsigned char)(c0[3]*255.0f);
+ decal->colors[0][3] = 255;
decal->colors[1][0] = (unsigned char)(c1[0]*255.0f);
decal->colors[1][1] = (unsigned char)(c1[1]*255.0f);
decal->colors[1][2] = (unsigned char)(c1[2]*255.0f);
- decal->colors[1][3] = (unsigned char)(c1[3]*255.0f);
+ decal->colors[1][3] = 255;
decal->colors[2][0] = (unsigned char)(c2[0]*255.0f);
decal->colors[2][1] = (unsigned char)(c2[1]*255.0f);
decal->colors[2][2] = (unsigned char)(c2[2]*255.0f);
- decal->colors[2][3] = (unsigned char)(c2[3]*255.0f);
+ decal->colors[2][3] = 255;
v3f[0] = v0[0];
v3f[1] = v0[1];
v3f[2] = v0[2];
tc2f[3] = t1[1];
tc2f[4] = t2[0];
tc2f[5] = t2[1];
-}
-
-void R_DecalSystem_Splat(decalsystem_t *decalsystem, int numvertices, const float *vertex3f, int numtriangles, const int *element3i, const matrix4x4_t *projection, float r, float g, float b, float a, qboolean dynamic)
-{
- int vertexindex;
+ ca = (1.0f/255.0f);
+ c4f[ 0] = decal->colors[0][0] * ca;
+ c4f[ 1] = decal->colors[0][1] * ca;
+ c4f[ 2] = decal->colors[0][2] * ca;
+ c4f[ 3] = 1;
+ c4f[ 4] = decal->colors[1][0] * ca;
+ c4f[ 5] = decal->colors[1][1] * ca;
+ c4f[ 6] = decal->colors[1][2] * ca;
+ c4f[ 7] = 1;
+ c4f[ 8] = decal->colors[2][0] * ca;
+ c4f[ 9] = decal->colors[2][1] * ca;
+ c4f[10] = decal->colors[2][2] * ca;
+ c4f[11] = 1;
+}
+
+extern cvar_t cl_decals_bias;
+void R_DecalSystem_SplatEntity(entity_render_t *ent, const vec3_t worldorigin, const vec3_t worldnormal, float r, float g, float b, float a, float s1, float t1, float s2, float t2, float worldsize)
+{
+ matrix4x4_t projection;
+ decalsystem_t *decalsystem;
+ qboolean dynamic;
+ dp_model_t *model;
+ const float *vertex3f;
+ const msurface_t *surface;
+ const msurface_t *surfaces;
+ const int *surfacelist;
+ int numvertices;
+ int numtriangles;
+ int numsurfacelist;
+ int surfacelistindex;
int triangleindex;
int cornerindex;
int index;
int numpoints;
const int *e;
+ float localorigin[3];
+ float localnormal[3];
+ float localmins[3];
+ float localmaxs[3];
+ float localsize;
+ float ilocalsize;
float v[9][3];
- float tc[9][3]; // third coord is distance fade
+ float tc[9][2];
float c[9][4];
- float *temp;
- float origin[3];
- float normal[3];
- float planes[6][3];
+ //float normal[3];
+ float planes[6][4];
float f;
float points[2][9][3];
- temp = Mem_Alloc(tempmempool, numvertices * sizeof(float[3]));
- for (vertexindex = 0;vertexindex < numvertices;vertexindex++)
- Matrix4x4_Transform(projection, vertex3f + 3*vertexindex, temp + 3*vertexindex);
- for (triangleindex = 0, e = element3i;triangleindex < numtriangles;triangleindex++, e += 3)
+ float angles[3];
+ float temp[3];
+
+ model = ent->model;
+ if (!model || !ent->allowdecals || ent->alpha < 1 || (ent->flags & (RENDER_ADDITIVE | RENDER_NODEPTHTEST)))
{
- for (cornerindex = 0;cornerindex < 3;cornerindex++)
- {
- index = 3*e[cornerindex];
- VectorCopy(temp + index, tc[cornerindex]);
- }
- // cull triangles that are entirely outside the projection
- if (min(tc[0][0], min(tc[1][0], tc[2][0])) >= 1)
- continue;
- if (min(tc[0][1], min(tc[1][1], tc[2][1])) >= 1)
- continue;
- if (min(tc[0][2], min(tc[1][2], tc[2][2])) >= 1)
- continue;
- if (max(tc[0][0], max(tc[1][0], tc[2][0])) <= -1)
- continue;
- if (max(tc[0][1], max(tc[1][1], tc[2][1])) <= -1)
- continue;
- if (max(tc[0][2], max(tc[1][2], tc[2][2])) <= -1)
+ R_DecalSystem_Reset(&ent->decalsystem);
+ return;
+ }
+
+ decalsystem = &ent->decalsystem;
+ if (decalsystem->model != model)
+ R_DecalSystem_Reset(decalsystem);
+ decalsystem->model = model;
+
+ RSurf_ActiveModelEntity(ent, false, false);
+
+ Matrix4x4_Transform(&rsurface.inversematrix, worldorigin, localorigin);
+ Matrix4x4_Transform3x3(&rsurface.inversematrix, worldnormal, localnormal);
+ VectorNormalize(localnormal);
+ localsize = worldsize*rsurface.inversematrixscale;
+ ilocalsize = 1.0f / localsize;
+ localmins[0] = localorigin[0] - localsize;
+ localmins[1] = localorigin[1] - localsize;
+ localmins[2] = localorigin[2] - localsize;
+ localmaxs[0] = localorigin[0] + localsize;
+ localmaxs[1] = localorigin[1] + localsize;
+ localmaxs[2] = localorigin[2] + localsize;
+
+ //VectorCopy(localnormal, planes[4]);
+ //VectorVectors(planes[4], planes[2], planes[0]);
+ AnglesFromVectors(angles, localnormal, NULL, false);
+ AngleVectors(angles, planes[0], planes[2], planes[4]);
+ VectorNegate(planes[0], planes[1]);
+ VectorNegate(planes[2], planes[3]);
+ VectorNegate(planes[4], planes[5]);
+ planes[0][3] = DotProduct(planes[0], localorigin) - localsize;
+ planes[1][3] = DotProduct(planes[1], localorigin) - localsize;
+ planes[2][3] = DotProduct(planes[2], localorigin) - localsize;
+ planes[3][3] = DotProduct(planes[3], localorigin) - localsize;
+ planes[4][3] = DotProduct(planes[4], localorigin) - localsize;
+ planes[5][3] = DotProduct(planes[5], localorigin) - localsize;
+
+#if 1
+// works
+{
+ matrix4x4_t forwardprojection;
+ Matrix4x4_CreateFromQuakeEntity(&forwardprojection, localorigin[0], localorigin[1], localorigin[2], angles[0], angles[1], angles[2], localsize);
+ Matrix4x4_Invert_Simple(&projection, &forwardprojection);
+}
+#else
+// broken
+{
+ float projectionvector[4][3];
+ VectorScale(planes[0], ilocalsize, projectionvector[0]);
+ VectorScale(planes[2], ilocalsize, projectionvector[1]);
+ VectorScale(planes[4], ilocalsize, projectionvector[2]);
+ projectionvector[0][0] = planes[0][0] * ilocalsize;
+ projectionvector[0][1] = planes[1][0] * ilocalsize;
+ projectionvector[0][2] = planes[2][0] * ilocalsize;
+ projectionvector[1][0] = planes[0][1] * ilocalsize;
+ projectionvector[1][1] = planes[1][1] * ilocalsize;
+ projectionvector[1][2] = planes[2][1] * ilocalsize;
+ projectionvector[2][0] = planes[0][2] * ilocalsize;
+ projectionvector[2][1] = planes[1][2] * ilocalsize;
+ projectionvector[2][2] = planes[2][2] * ilocalsize;
+ projectionvector[3][0] = -(localorigin[0]*projectionvector[0][0]+localorigin[1]*projectionvector[1][0]+localorigin[2]*projectionvector[2][0]);
+ projectionvector[3][1] = -(localorigin[0]*projectionvector[0][1]+localorigin[1]*projectionvector[1][1]+localorigin[2]*projectionvector[2][1]);
+ projectionvector[3][2] = -(localorigin[0]*projectionvector[0][2]+localorigin[1]*projectionvector[1][2]+localorigin[2]*projectionvector[2][2]);
+ Matrix4x4_FromVectors(&projection, projectionvector[0], projectionvector[1], projectionvector[2], projectionvector[3]);
+}
+#endif
+
+ dynamic = model->surfmesh.isanimated;
+ vertex3f = rsurface.modelvertex3f;
+ numsurfacelist = model->nummodelsurfaces;
+ surfacelist = model->sortedmodelsurfaces;
+ surfaces = model->data_surfaces;
+ for (surfacelistindex = 0;surfacelistindex < numsurfacelist;surfacelistindex++)
+ {
+ surface = surfaces + surfacelist[surfacelistindex];
+ // skip transparent surfaces
+ if ((surface->texture->surfaceflags & Q3SURFACEFLAG_NOMARKS) || surface->texture->currentalpha < 1 || (surface->texture->currentmaterialflags & (MATERIALFLAG_BLENDED | MATERIALFLAG_NODEPTHTEST | MATERIALFLAG_SKY | MATERIALFLAG_SHORTDEPTHRANGE | MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION)))
continue;
- // cull backfaces
- TriangleNormal(tc[0], tc[1], tc[2], normal);
- if (normal[2] < 0)
+ if (!dynamic && !BoxesOverlap(surface->mins, surface->maxs, localmins, localmaxs))
continue;
- // we accept this triangle
- for (cornerindex = 0;cornerindex < 3;cornerindex++)
- {
- index = 3*e[cornerindex];
- VectorCopy(vertex3f + index, v[cornerindex]);
- // calculate distance fade from the projection origin
- f = a * (1-fabs(tc[cornerindex][2]));
- c[cornerindex][0] = r * f;
- c[cornerindex][1] = g * f;
- c[cornerindex][2] = b * f;
- c[cornerindex][3] = 1;
- }
- if (dynamic)
- {
- R_DecalSystem_SpawnTriangle(decalsystem, v[0], v[1], v[2], tc[0], tc[1], tc[2], c[0], c[1], c[2], triangleindex);
- }
- else
+ numvertices = surface->num_vertices;
+ numtriangles = surface->num_triangles;
+ for (triangleindex = 0, e = model->surfmesh.data_element3i + 3*surface->num_firsttriangle;triangleindex < numtriangles;triangleindex++, e += 3)
{
+ for (cornerindex = 0;cornerindex < 3;cornerindex++)
+ {
+ index = 3*e[cornerindex];
+ VectorCopy(vertex3f + index, v[cornerindex]);
+ }
+ // cull backfaces
+ //TriangleNormal(v[0], v[1], v[2], normal);
+ //if (DotProduct(normal, localnormal) < 0.0f)
+ // continue;
// clip by each of the box planes formed from the projection matrix
- Matrix4x4_ToVectors(projection, planes[0], planes[2], planes[4], origin);
- VectorNegate(planes[0], planes[1]);
- VectorNegate(planes[2], planes[3]);
- VectorNegate(planes[4], planes[5]);
- VectorCopy(planes[4], normal);
- VectorNormalize(normal);
- VectorMA(v[0], 0.125f, planes[4], v[0]);
- VectorMA(v[1], 0.125f, planes[4], v[1]);
- VectorMA(v[2], 0.125f, planes[4], v[2]);
- numpoints = PolygonF_Clip(3 , v[0] , planes[0][0], planes[0][1], planes[0][2], DotProduct(planes[0], origin) - 1, 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[1][0]);
- numpoints = PolygonF_Clip(numpoints, points[1][0], planes[1][0], planes[1][1], planes[1][2], DotProduct(planes[1], origin) - 1, 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[0][0]);
- numpoints = PolygonF_Clip(numpoints, points[0][0], planes[2][0], planes[2][1], planes[2][2], DotProduct(planes[2], origin) - 1, 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[1][0]);
- numpoints = PolygonF_Clip(numpoints, points[1][0], planes[3][0], planes[3][1], planes[3][2], DotProduct(planes[3], origin) - 1, 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[0][0]);
- numpoints = PolygonF_Clip(numpoints, points[0][0], planes[4][0], planes[4][1], planes[4][2], DotProduct(planes[4], origin) - 1, 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[1][0]);
- numpoints = PolygonF_Clip(numpoints, points[1][0], planes[5][0], planes[5][1], planes[5][2], DotProduct(planes[5], origin) - 1, 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), v[0]);
+ // if anything survives, we emit the decal
+ numpoints = PolygonF_Clip(3 , v[0] , planes[0][0], planes[0][1], planes[0][2], planes[0][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[1][0]);
+ numpoints = PolygonF_Clip(numpoints, points[1][0], planes[1][0], planes[1][1], planes[1][2], planes[1][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[0][0]);
+ numpoints = PolygonF_Clip(numpoints, points[0][0], planes[2][0], planes[2][1], planes[2][2], planes[2][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[1][0]);
+ numpoints = PolygonF_Clip(numpoints, points[1][0], planes[3][0], planes[3][1], planes[3][2], planes[3][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[0][0]);
+ numpoints = PolygonF_Clip(numpoints, points[0][0], planes[4][0], planes[4][1], planes[4][2], planes[4][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), points[1][0]);
+ numpoints = PolygonF_Clip(numpoints, points[1][0], planes[5][0], planes[5][1], planes[5][2], planes[5][3], 1.0f/64.0f, sizeof(points[0])/sizeof(points[0][0]), v[0]);
+ if (numpoints < 3)
+ continue;
+ // some part of the triangle survived, so we have to accept it...
+ if (dynamic)
+ {
+ // dynamic always uses the original triangle
+ numpoints = 3;
+ for (cornerindex = 0;cornerindex < 3;cornerindex++)
+ {
+ index = 3*e[cornerindex];
+ VectorCopy(vertex3f + index, v[cornerindex]);
+ }
+ }
for (cornerindex = 0;cornerindex < numpoints;cornerindex++)
{
// convert vertex positions to texcoords
- Matrix4x4_Transform(projection, v[cornerindex], tc[cornerindex]);
+ Matrix4x4_Transform(&projection, v[cornerindex], temp);
+ tc[cornerindex][0] = (temp[1]+1.0f)*0.5f * (s2-s1) + s1;
+ tc[cornerindex][1] = (temp[2]+1.0f)*0.5f * (t2-t1) + t1;
// calculate distance fade from the projection origin
- f = a * (1-fabs(tc[cornerindex][2]));
+ f = a * (1.0f-fabs(temp[0]));
+ f = max(0.0f, f);
c[cornerindex][0] = r * f;
c[cornerindex][1] = g * f;
c[cornerindex][2] = b * f;
- c[cornerindex][3] = 1;
+ c[cornerindex][3] = 1.0f;
+ //VectorMA(v[cornerindex], cl_decals_bias.value, localnormal, v[cornerindex]);
}
- for (cornerindex = 0;cornerindex < numpoints-2;cornerindex++)
- R_DecalSystem_SpawnTriangle(decalsystem, v[0], v[cornerindex+1], v[cornerindex+2], tc[0], tc[cornerindex+1], tc[cornerindex+2], c[0], c[cornerindex+1], c[cornerindex+2], -1);
+ if (dynamic)
+ R_DecalSystem_SpawnTriangle(decalsystem, v[0], v[1], v[2], tc[0], tc[1], tc[2], c[0], c[1], c[2], triangleindex);
+ else
+ for (cornerindex = 0;cornerindex < numpoints-2;cornerindex++)
+ R_DecalSystem_SpawnTriangle(decalsystem, v[0], v[cornerindex+1], v[cornerindex+2], tc[0], tc[cornerindex+1], tc[cornerindex+2], c[0], c[cornerindex+1], c[cornerindex+2], -1);
}
}
}
+void R_DecalSystem_SplatEntities(const vec3_t worldorigin, const vec3_t worldnormal, float r, float g, float b, float a, float s1, float t1, float s2, float t2, float worldsize)
+{
+ int renderentityindex;
+ float worldmins[3];
+ float worldmaxs[3];
+ entity_render_t *ent;
+
+ worldmins[0] = worldorigin[0] - worldsize;
+ worldmins[1] = worldorigin[1] - worldsize;
+ worldmins[2] = worldorigin[2] - worldsize;
+ worldmaxs[0] = worldorigin[0] + worldsize;
+ worldmaxs[1] = worldorigin[1] + worldsize;
+ worldmaxs[2] = worldorigin[2] + worldsize;
+
+ R_DecalSystem_SplatEntity(r_refdef.scene.worldentity, worldorigin, worldnormal, r, g, b, a, s1, t1, s2, t2, worldsize);
+
+ for (renderentityindex = 0;renderentityindex < r_refdef.scene.numentities;renderentityindex++)
+ {
+ ent = r_refdef.scene.entities[renderentityindex];
+ if (!BoxesOverlap(ent->mins, ent->maxs, worldmins, worldmaxs))
+ continue;
+
+ R_DecalSystem_SplatEntity(ent, worldorigin, worldnormal, r, g, b, a, s1, t1, s2, t2, worldsize);
+ }
+}
+
extern skinframe_t *decalskinframe;
-void RSurf_DrawTriDecals(void)
+static void R_DrawModelDecals_Entity(entity_render_t *ent)
{
int i;
- decalsystem_t *decalsystem = &rsurface.entity->decalsystem;
- int numdecals = decalsystem->numdecals;
- tridecal_t *decal = decalsystem->decals;
- float frametime = cl.time - decalsystem->lastupdatetime;
- float decalfade;
- float alphascale;
- float ca;
+ decalsystem_t *decalsystem = &ent->decalsystem;
+ int numdecals;
+ tridecal_t *decal;
+ float frametime;
+ float fadedelay;
+ float faderate;
+ float alpha;
float *v3f;
float *c4f;
const int *e;
- decalsystem->lastupdatetime = cl.time;
-
if (!decalsystem->numdecals)
return;
- decalfade = 1.0f / max(0.001f, cl_decals_fadetime.value);
- alphascale = (1.0f / 255.0f);
+ if (r_showsurfaces.integer)
+ return;
- if (rsurface.ent_color[3] < 1 || (rsurface.ent_flags & RENDER_ADDITIVE))
+ if (ent->model != decalsystem->model || ent->alpha < 1 || (ent->flags & RENDER_ADDITIVE))
{
- Mem_Free(decalsystem->decals);
- memset(decalsystem, 0, sizeof(*decalsystem));
+ R_DecalSystem_Reset(decalsystem);
return;
}
- if (decalfade < 0)
- decalfade = 0;
+ // if the model is static it doesn't matter what value we give for
+ // wantnormals and wanttangents, so this logic uses only rules applicable
+ // to a model, knowing that they are meaningless otherwise
+ if (ent == r_refdef.scene.worldentity)
+ RSurf_ActiveWorldEntity();
+ else
+ RSurf_ActiveModelEntity(ent, false, false);
+
+ if (decalsystem->lastupdatetime)
+ frametime = cl.time - decalsystem->lastupdatetime;
+ else
+ frametime = 0;
+ decalsystem->lastupdatetime = cl.time;
+ decal = decalsystem->decals;
+ numdecals = decalsystem->numdecals;
+
+ fadedelay = cl_decals_time.value;
+ faderate = 1.0f / max(0.001f, cl_decals_fadetime.value);
for (i = 0, decal = decalsystem->decals;i < numdecals;i++, decal++)
{
- if (!decal->alpha)
+ if (!decal->colors[0][3])
continue;
- decal->fade -= frametime;
- if (decal->fade <= 0)
+ decal->lived += frametime;
+ if (decal->lived >= fadedelay)
{
- decal->alpha -= decalfade;
- if (decal->alpha <= 0)
+ alpha = 1 - faderate * (decal->lived - cl_decals_time.value);
+ if (alpha <= 0)
{
// kill the decal by zeroing vertex data
memset(decalsystem->vertex3f + 9*i, 0, sizeof(float[3][3]));
decalsystem->freedecal = i;
continue;
}
- }
- // update color values for fading decals
- ca = decal->alpha * alphascale;
- c4f = decalsystem->color4f + 12*i;
- c4f[ 0] = decal->colors[0][0] * ca;
- c4f[ 1] = decal->colors[0][1] * ca;
- c4f[ 2] = decal->colors[0][2] * ca;
- c4f[ 3] = 1;
- c4f[ 4] = decal->colors[1][0] * ca;
- c4f[ 5] = decal->colors[1][1] * ca;
- c4f[ 6] = decal->colors[1][2] * ca;
- c4f[ 7] = 1;
- c4f[ 8] = decal->colors[2][0] * ca;
- c4f[ 9] = decal->colors[2][1] * ca;
- c4f[10] = decal->colors[2][2] * ca;
- c4f[11] = 1;
+ // update color values for fading decals
+ alpha *= (1.0f/255.0f);
+ c4f = decalsystem->color4f + 12*i;
+ c4f[ 0] = decal->colors[0][0] * alpha;
+ c4f[ 1] = decal->colors[0][1] * alpha;
+ c4f[ 2] = decal->colors[0][2] * alpha;
+ c4f[ 3] = 1;
+ c4f[ 4] = decal->colors[1][0] * alpha;
+ c4f[ 5] = decal->colors[1][1] * alpha;
+ c4f[ 6] = decal->colors[1][2] * alpha;
+ c4f[ 7] = 1;
+ c4f[ 8] = decal->colors[2][0] * alpha;
+ c4f[ 9] = decal->colors[2][1] * alpha;
+ c4f[10] = decal->colors[2][2] * alpha;
+ c4f[11] = 1;
+ }
// update vertex positions for animated models
if (decal->triangleindex >= 0 && decal->triangleindex < rsurface.modelnum_triangles)
{
e = rsurface.modelelement3i + 3*decal->triangleindex;
- v3f = decalsystem->vertex3f + i*i;
+ v3f = decalsystem->vertex3f + 9*i;
VectorCopy(rsurface.vertex3f + 3*e[0], v3f);
VectorCopy(rsurface.vertex3f + 3*e[1], v3f + 3);
VectorCopy(rsurface.vertex3f + 3*e[2], v3f + 6);
}
-
- r_refdef.stats.decals++;
}
// reduce numdecals if possible
- while (numdecals > 0 && !decalsystem->decals[numdecals - 1].alpha)
+ while (numdecals > 0 && !decalsystem->decals[numdecals - 1].colors[0][3])
numdecals--;
decalsystem->numdecals = numdecals;
if (numdecals > 0)
{
+ r_refdef.stats.decals += numdecals;
// now render the decals all at once
// (this assumes they all use one particle font texture!)
RSurf_ActiveCustomEntity(&rsurface.matrix, &rsurface.inversematrix, rsurface.ent_flags, rsurface.ent_shadertime, 1, 1, 1, 1, numdecals*3, decalsystem->vertex3f, decalsystem->texcoord2f, NULL, NULL, NULL, decalsystem->color4f, numdecals, decalsystem->element3i, decalsystem->element3s, false, false);
R_SetupGenericShader(true);
GL_DepthMask(false);
GL_DepthRange(0, 1);
- GL_PolygonOffset(0, 0);
+ GL_PolygonOffset(rsurface.basepolygonfactor + r_polygonoffset_decals_factor.value, rsurface.basepolygonoffset + r_polygonoffset_decals_offset.value);
GL_DepthTest(true);
GL_CullFace(GL_NONE);
GL_BlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
R_Mesh_TexBind(0, R_GetTexture(decalskinframe->base));
+ //R_Mesh_TexBind(0, R_GetTexture(r_texture_white));
GL_LockArrays(0, numdecals * 3);
R_Mesh_Draw(0, numdecals * 3, 0, numdecals, decalsystem->element3i, decalsystem->element3s, 0, 0);
GL_LockArrays(0, 0);
}
- else
+
+ if (numdecals <= 0)
{
// if there are no decals left, reset decalsystem
R_DecalSystem_Reset(decalsystem);
r_refdef.stats.world_triangles += r_surfacelist[j]->num_triangles;
}
- // draw decals
- RSurf_DrawTriDecals();
-
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
r_refdef.stats.entities_triangles += r_surfacelist[j]->num_triangles;
}
- // draw decals
- RSurf_DrawTriDecals();
-
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
projects / xonotic / darkplaces.git / commitdiff