From f676eb873f3e161fdd8aed7ffed95bb7aa1cf2b0 Mon Sep 17 00:00:00 2001
From: driAn <adrian26ch@yahoo.de>
Date: Fri, 21 Oct 2005 23:15:01 +0000
Subject: [PATCH] shotlines

git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@52 e016b1c5-ed68-44aa-a2f7-31cac88cffde
---
 source/src/renderextras.cpp | 37 +++++++++++++++++++++++++++++--------
 source/src/rendergl.cpp     | 10 ++++------
 source/src/rendermd2.cpp    |  2 +-
 3 files changed, 34 insertions(+), 15 deletions(-)

diff --git a/source/src/renderextras.cpp b/source/src/renderextras.cpp
index 1f9e82e1..fde6514d 100644
--- a/source/src/renderextras.cpp
+++ b/source/src/renderextras.cpp
@@ -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();
+
     };
 };
 
diff --git a/source/src/rendergl.cpp b/source/src/rendergl.cpp
index f6fd82aa..71fee7dd 100644
--- a/source/src/rendergl.cpp
+++ b/source/src/rendergl.cpp
@@ -340,8 +340,7 @@ void gl_drawframe(int w, int h, float changelod, float curfps)
 
     renderstripssky();
 
-    glLoadIdentity();
-    
+    glLoadIdentity();
     glRotated(player1->pitch, -1.0, 0.0, 0.0);
     glRotated(player1->yaw,   0.0, 1.0, 0.0);
     glRotated(90.0, 1.0, 0.0, 0.0);
@@ -365,9 +364,7 @@ void gl_drawframe(int w, int h, float changelod, float curfps)
     renderentities();
 
     renderspheres(curtime);
-    renderents();
-    
-    rendershotlines();
+    renderents();
 
     glDisable(GL_CULL_FACE);
 
@@ -377,7 +374,8 @@ void gl_drawframe(int w, int h, float changelod, float curfps)
     int nquads = renderwater(hf);
     
     overbright(2);
-    render_particles(curtime);
+    render_particles(curtime);
+    rendershotlines();
     overbright(1);
 
     glDisable(GL_FOG);
diff --git a/source/src/rendermd2.cpp b/source/src/rendermd2.cpp
index a868847e..80a70d03 100644
--- a/source/src/rendermd2.cpp
+++ b/source/src/rendermd2.cpp
@@ -186,7 +186,7 @@ void md2::render(vec &light, int frame, int range, float x, float y, float z, fl
 			glEndList();
 			displaylistverts = xtraverts-displaylistverts;
 		};
-	};
+	};
 
     glPopMatrix();
 }