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Made so lines don't jitter around if its drawing wireframe because of no surfaces.

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git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@3258 fc73d0e0-1445-4013-8a0c-d673dee63da5
This commit is contained in:
Spoike 2009-07-11 18:25:03 +00:00
parent 921bfbb1d3
commit 3b9f4c9fbb
1 changed files with 21 additions and 129 deletions
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150
engine/gl/gl_alias.c
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@ -91,114 +91,6 @@ extern cvar_t r_vertexdlights;
extern cvar_t mod_md3flags; extern cvar_t mod_md3flags;
extern cvar_t r_skin_overlays; extern cvar_t r_skin_overlays;
/*
qboolean GLMod_Trace(model_t *model, int forcehullnum, int frame, vec3_t start, vec3_t end, vec3_t mins, vec3_t maxs, trace_t *trace)
{
galiasinfo_t *mod = Mod_Extradata(model);
galiasgroup_t *group;
galiaspose_t *pose;
int i;
float *p1, *p2, *p3;
vec3_t edge1, edge2, edge3;
vec3_t normal;
vec3_t edgenormal;
float planedist;
float diststart, distend;
float frac;
// float temp;
vec3_t impactpoint;
float *posedata;
int *indexes;
while(mod)
{
#pragma message("this just uses frame 0")
indexes = (int*)((char*)mod + mod->ofs_indexes);
group = (galiasgroup_t*)((char*)mod + mod->groupofs);
pose = (galiaspose_t*)((char*)&group[0] + group[0].poseofs);
posedata = (float*)((char*)pose + pose->ofsverts);
#ifdef SKELETALMODELS
if (mod->numbones && !mod->sharesverts)
{
float bonepose[MAX_BONES][12];
posedata = alloca(mod->numverts*sizeof(vec3_t));
frac = 1;
if (group->isheirachical)
{
if (!mod->sharesbones)
R_LerpBones(&frac, (float**)posedata, 1, (galiasbone_t*)((char*)mod + mod->ofsbones), 0, mod->numbones, bonepose);
Alias_TransformVerticies(bonepose, (galisskeletaltransforms_t*)((char*)mod + mod->ofstransforms), mod->numtransforms, posedata);
}
else
Alias_TransformVerticies((void*)posedata, (galisskeletaltransforms_t*)((char*)mod + mod->ofstransforms), mod->numtransforms, posedata);
}
#endif
for (i = 0; i < mod->numindexes; i+=3)
{
p1 = posedata + 3*indexes[i+0];
p2 = posedata + 3*indexes[i+1];
p3 = posedata + 3*indexes[i+2];
VectorSubtract(p1, p2, edge1);
VectorSubtract(p3, p2, edge2);
CrossProduct(edge1, edge2, normal);
planedist = DotProduct(p1, normal);
diststart = DotProduct(start, normal);
if (diststart <= planedist)
continue; //start on back side.
distend = DotProduct(end, normal);
if (distend >= planedist)
continue; //end on front side (as must start - doesn't cross).
frac = (diststart - planedist) / (diststart-distend);
if (frac >= trace->fraction) //already found one closer.
continue;
impactpoint[0] = start[0] + frac*(end[0] - start[0]);
impactpoint[1] = start[1] + frac*(end[1] - start[1]);
impactpoint[2] = start[2] + frac*(end[2] - start[2]);
// temp = DotProduct(impactpoint, normal)-planedist;
CrossProduct(edge1, normal, edgenormal);
// temp = DotProduct(impactpoint, edgenormal)-DotProduct(p2, edgenormal);
if (DotProduct(impactpoint, edgenormal) > DotProduct(p2, edgenormal))
continue;
CrossProduct(normal, edge2, edgenormal);
if (DotProduct(impactpoint, edgenormal) > DotProduct(p3, edgenormal))
continue;
VectorSubtract(p1, p3, edge3);
CrossProduct(normal, edge3, edgenormal);
if (DotProduct(impactpoint, edgenormal) > DotProduct(p1, edgenormal))
continue;
trace->fraction = frac;
VectorCopy(impactpoint, trace->endpos);
VectorCopy(normal, trace->plane.normal);
}
if (mod->nextsurf)
mod = (galiasinfo_t*)((char*)mod + mod->nextsurf);
else
mod = NULL;
}
trace->allsolid = false;
return trace->fraction != 1;
}
*/
#ifndef SERVERONLY #ifndef SERVERONLY
static hashtable_t skincolourmapped; static hashtable_t skincolourmapped;
extern vec3_t shadevector, shadelight, ambientlight; extern vec3_t shadevector, shadelight, ambientlight;
@ -802,7 +694,7 @@ static void R_DrawShadowVolume(mesh_t *mesh)
qglEnd(); qglEnd();
} }
void GL_DrawAliasMesh_Sketch (mesh_t *mesh) void GL_DrawAliasMesh_Sketch (mesh_t *mesh, float linejitter)
{ {
int i; int i;
extern int gldepthfunc; extern int gldepthfunc;
@ -860,26 +752,26 @@ void GL_DrawAliasMesh_Sketch (mesh_t *mesh)
v3 = mesh->xyz_array[mesh->indexes[i+2]]; v3 = mesh->xyz_array[mesh->indexes[i+2]];
for (n = 0; n < 3; n++) //rember we do this triangle AND the neighbours for (n = 0; n < 3; n++) //rember we do this triangle AND the neighbours
{ {
qglVertex3f(v1[0]+0.5*(rand()/(float)RAND_MAX-0.5), qglVertex3f(v1[0]+linejitter*(rand()/(float)RAND_MAX-0.5),
v1[1]+0.5*(rand()/(float)RAND_MAX-0.5), v1[1]+linejitter*(rand()/(float)RAND_MAX-0.5),
v1[2]+0.5*(rand()/(float)RAND_MAX-0.5)); v1[2]+linejitter*(rand()/(float)RAND_MAX-0.5));
qglVertex3f(v2[0]+0.5*(rand()/(float)RAND_MAX-0.5), qglVertex3f(v2[0]+linejitter*(rand()/(float)RAND_MAX-0.5),
v2[1]+0.5*(rand()/(float)RAND_MAX-0.5), v2[1]+linejitter*(rand()/(float)RAND_MAX-0.5),
v2[2]+0.5*(rand()/(float)RAND_MAX-0.5)); v2[2]+linejitter*(rand()/(float)RAND_MAX-0.5));
qglVertex3f(v2[0]+0.5*(rand()/(float)RAND_MAX-0.5), qglVertex3f(v2[0]+linejitter*(rand()/(float)RAND_MAX-0.5),
v2[1]+0.5*(rand()/(float)RAND_MAX-0.5), v2[1]+linejitter*(rand()/(float)RAND_MAX-0.5),
v2[2]+0.5*(rand()/(float)RAND_MAX-0.5)); v2[2]+linejitter*(rand()/(float)RAND_MAX-0.5));
qglVertex3f(v3[0]+0.5*(rand()/(float)RAND_MAX-0.5), qglVertex3f(v3[0]+linejitter*(rand()/(float)RAND_MAX-0.5),
v3[1]+0.5*(rand()/(float)RAND_MAX-0.5), v3[1]+linejitter*(rand()/(float)RAND_MAX-0.5),
v3[2]+0.5*(rand()/(float)RAND_MAX-0.5)); v3[2]+linejitter*(rand()/(float)RAND_MAX-0.5));
qglVertex3f(v3[0]+0.5*(rand()/(float)RAND_MAX-0.5), qglVertex3f(v3[0]+linejitter*(rand()/(float)RAND_MAX-0.5),
v3[1]+0.5*(rand()/(float)RAND_MAX-0.5), v3[1]+linejitter*(rand()/(float)RAND_MAX-0.5),
v3[2]+0.5*(rand()/(float)RAND_MAX-0.5)); v3[2]+linejitter*(rand()/(float)RAND_MAX-0.5));
qglVertex3f(v1[0]+0.5*(rand()/(float)RAND_MAX-0.5), qglVertex3f(v1[0]+linejitter*(rand()/(float)RAND_MAX-0.5),
v1[1]+0.5*(rand()/(float)RAND_MAX-0.5), v1[1]+linejitter*(rand()/(float)RAND_MAX-0.5),
v1[2]+0.5*(rand()/(float)RAND_MAX-0.5)); v1[2]+linejitter*(rand()/(float)RAND_MAX-0.5));
} }
} }
qglEnd(); qglEnd();
@ -1373,7 +1265,7 @@ void R_DrawGAliasModel (entity_t *e)
{ {
if (needrecolour) if (needrecolour)
R_GAliasApplyLighting(&mesh, e->origin, e->angles, e->shaderRGBAf); R_GAliasApplyLighting(&mesh, e->origin, e->angles, e->shaderRGBAf);
GL_DrawAliasMesh_Sketch(&mesh); GL_DrawAliasMesh_Sketch(&mesh, 0.5);
continue; continue;
} }
#ifdef Q3SHADERS #ifdef Q3SHADERS
@ -1408,7 +1300,7 @@ void R_DrawGAliasModel (entity_t *e)
{ {
if (needrecolour) if (needrecolour)
R_GAliasApplyLighting(&mesh, e->origin, e->angles, e->shaderRGBAf); R_GAliasApplyLighting(&mesh, e->origin, e->angles, e->shaderRGBAf);
GL_DrawAliasMesh_Sketch(&mesh); GL_DrawAliasMesh_Sketch(&mesh, 0);
} }
#ifdef Q3SHADERS #ifdef Q3SHADERS
else if (skin->shader) else if (skin->shader)