git.mutantstargoat.com Git - ludumice/blob - src/tentacle.cc

   1 #include <GL/gl.h>
   2 #include "tentacle.h"
   3
   4 Tentacle::Tentacle()
   5 {
   6 }
   7
   8 Tentacle::~Tentacle()
   9 {
  10 }
  11
  12 bool
  13 Tentacle::init()
  14 {
  15         for (int i=0; i<5; i++) {
  16                 add_control_point(Vec3(0.5, i / 10.0, 0.0));
  17         }
  18         return true;
  19 }
  20
  21 void
  22 Tentacle::add_control_point(const Vec3 &point)
  23 {
  24         cpoints.push_back(point);
  25 }
  26
  27 void
  28 Tentacle::draw()
  29 {
  30         glLineWidth(2.0);
  31         glBegin(GL_LINE_STRIP);
  32         glColor3f(0.0, 0.0, 1.0);
  33         for(size_t i=0; i<cpoints.size(); i++) {
  34                 glVertex3f(cpoints[i].x, cpoints[i].y, cpoints[i].z);
  35         }
  36         glEnd();
  37
  38         // XXX DEBUG
  39         glDisable(GL_DEPTH_TEST);
  40         glPointSize(5.0);
  41         glBegin(GL_POINTS);
  42         glColor3f(1.0, 0.0, 0.0);
  43         for(size_t i=0; i<cpoints.size(); i++) {
  44                 glVertex3f(cpoints[i].x, cpoints[i].y, 1.0);
  45         }
  46         glEnd();
  47         glEnable(GL_DEPTH_TEST);
  48 }