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shotlines

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git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@52 e016b1c5-ed68-44aa-a2f7-31cac88cffde
This commit is contained in:
driAn
2005-10-21 23:15:01 +00:00
parent 211d6474c9
commit f676eb873f
3 changed files with 34 additions and 15 deletions
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source/src/renderextras.cpp
+29 -8
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@@ -403,36 +403,57 @@ void shotlinereset() { loopi(MAXSHOTLINES) shotlines[i].inuse = false; };
void addshotline(vec &from, vec &to)
{
if(rnd(3) != 0) return;
loopi(MAXSHOTLINES)
{
shotline *s = &shotlines[i];
if(s->inuse) continue;
vdist(dist, unitv, from, to);
vdiv(unitv, dist);
s->inuse = true;
s->from = from;
s->to = to;
s->from = unitv;
vmul(s->from, dist/6*4);
vadd(s->from, from);
s->to = unitv;
vmul(s->to, dist/6*-1);
vadd(s->to, to);
s->millis = lastmillis;
return;
};
};
VAR(shotline_duration, 0, 50, 10000);
void rendershotlines()
{
return;
loopi(MAXSHOTLINES)
{
shotline *s = &shotlines[i];
if(!s->inuse) continue;
//if(lastmillis-s->millis > 1000) { s->inuse = false; continue; }
if(lastmillis-s->millis > shotline_duration) { s->inuse = false; continue; }
glPushMatrix();
glDisable(GL_TEXTURE_2D);
glDepthMask(GL_FALSE);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_SRC_ALPHA);
glDisable(GL_FOG);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
glDisable(GL_BLEND);
glBegin(GL_LINES);
glVertex3f(s->to.x, s->to.y, s->to.z);
glVertex3f(s->from.x, s->from.y, s->from.z);
glColor4f(1.0f, 1.0f, 0.7f, 0.5f);
glVertex3f(s->from.x, s->from.z, s->from.y);
glVertex3f(s->to.x, s->to.z, s->to.y);
glEnd();
glEnable(GL_BLEND);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glEnable(GL_FOG);
glDisable(GL_BLEND);
glDepthMask(GL_TRUE);
glEnable(GL_TEXTURE_2D);
glPopMatrix();
};
};