spawn ent render:arrow in editmode

git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@5688 e016b1c5-ed68-44aa-a2f7-31cac88cffde

source/src/entities.cpp

@@ -118,15 +118,47 @@ void seteditshow(char *just)
 }
 COMMAND(seteditshow, ARG_1STR);
 
+void renderentarrow(const entity &e, const vec &dir, float radius)
+{
+    if(radius <= 0) return;
+    float arrowsize = min(radius/8, 0.5f);
+    vec epos(e.x, e.y, e.z);
+    vec target = vec(dir).mul(radius).add(epos), arrowbase = vec(dir).mul(radius - arrowsize).add(epos), spoke;
+    spoke.orthogonal(dir);
+    spoke.normalize();
+    spoke.mul(arrowsize);
+    glDisable(GL_TEXTURE_2D); // this disables reaction to light, but also emphasizes shadows .. a nice effect, but should be independent
+    glDisable(GL_CULL_FACE);
+    glLineWidth(3);
+    glBegin(GL_LINES);
+    glVertex3fv(epos.v);
+    glVertex3fv(target.v);
+    glEnd();
+    glBegin(GL_TRIANGLE_FAN);
+    glVertex3fv(target.v);
+    loopi(5)
+    {
+        vec p(spoke);
+        p.rotate(2*M_PI*i/4.0f, dir);
+        p.add(arrowbase);
+        glVertex3fv(p.v);
+    }
+    glEnd();
+    glLineWidth(1);
+    glEnable(GL_CULL_FACE);
+    glEnable(GL_TEXTURE_2D);
+}
+
 void renderentities()
 {
+    int closest = editmode ? closestent() : -1;
     if(editmode && !reflecting && !refracting && !stenciling)
     {
         static int lastsparkle = 0;
         if(lastmillis - lastsparkle >= 20)
         {
             lastsparkle = lastmillis - (lastmillis%20);
-            int closest = closestent();
+            // closest see above
             loopv(ents)
             {
                 entity &e = ents[i];
@@ -172,6 +204,21 @@ void renderentities()
                 }
             }
         }
+        if(editmode && i==closest && !stenciling)//closest see above
+        {
+            switch(e.type)
+            {
+                case PLAYERSTART:
+                {
+                    glColor3f(0, 1, 1);
+                    vec dir;
+                    vecfromyawpitch(e.attr1, 0, -1, 0, dir);
+                    renderentarrow(e, dir, 4);
+                    glColor3f(1, 1, 1);
+                }
+                default: break;
+            }
+        }
     }
     if(m_flags) loopi(2)
     {

source/src/physics.cpp

@@ -783,6 +783,7 @@ VARP(invmouse, 0, 0, 1);
 FVARP(mouseaccel, 0, 0, 1000);
 FVARP(mfilter, 0.0f, 0.0f, 6.0f);
 VARP(autoscopesens, 0, 0, 1);
+
 float testsens=0;
 bool senst=0;
 int tsens(int x)
@@ -889,6 +890,7 @@ int tsens(int x)
     }
 return 0;
 }
+
 void findsens()
 {
     if(!watchingdemo) {
@@ -901,7 +903,6 @@ void findsens()
 }
 COMMAND(findsens,ARG_NONE);
 
-
 inline bool zooming(playerent *plx) { return (plx->weaponsel->type == GUN_SNIPER && ((sniperrifle *)plx->weaponsel)->scoped); }
 
 void mousemove(int odx, int ody)
@@ -957,3 +958,32 @@ void entinmap(physent *d)    // brute force but effective way to find a free spa
     conoutf(_("can't find entity spawn spot! (%d, %d)"), d->o.x, d->o.y);
 }
 
+void vecfromyawpitch(float yaw, float pitch, int move, int strafe, vec &m)
+{
+    if(move)
+    {
+        m.x = move*-sinf(RAD*yaw);
+        m.y = move*cosf(RAD*yaw);
+    }
+    else m.x = m.y = 0;
+
+    if(pitch)
+    {
+        m.x *= cosf(RAD*pitch);
+        m.y *= cosf(RAD*pitch);
+        m.z = move*sinf(RAD*pitch);
+    }
+    else m.z = 0;
+
+    if(strafe)
+    {
+        m.x += strafe*cosf(RAD*yaw);
+        m.y += strafe*sinf(RAD*yaw);
+    }
+}
+
+void vectoyawpitch(const vec &v, float &yaw, float &pitch)
+{
+    yaw = -atan2(v.x, v.y)/RAD;
+    pitch = asin(v.z/v.magnitude())/RAD;
+}

source/src/protos.h

@@ -544,7 +544,8 @@ extern void editequalisexy(bool isfloor, block &sel);
 extern void edittypexy(int type, block &sel);
 extern void edittexxy(int type, int t, block &sel);
 extern void editheightxy(bool isfloor, int amount, block &sel);
-extern bool noteditmode();
+//extern bool noteditmode();
+extern bool noteditmode(const char* func = NULL);
 extern void pruneundos(int maxremain = 0);
 
 // renderhud
@@ -618,6 +619,8 @@ extern void updatecrouch(playerent *p, bool on);
 extern bool objcollide(physent *d, const vec &objpos, float objrad, float objheight);
 extern bool collide(physent *d, bool spawn = false, float drop = 0, float rise = 0, int level = 7);
 extern void attack(bool on);
+extern void vecfromyawpitch(float yaw, float pitch, int move, int strafe, vec &m);
+extern void vectoyawpitch(const vec &v, float &yaw, float &pitch);
 
 // sound
 /*