Initial revision

git-svn-id: file:///fltk/svn/fltk/trunk@2 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 147 insertions, 0 deletions

diff --git a/test/cube.cxx b/test/cube.cxx
new file mode 100644
index 000000000..ec8ed9892
--- /dev/null
+++ b/test/cube.cxx
@@ -0,0 +1,147 @@
+/*	demo08 rewritten to not use Forms compatability		*/
+
+// Modified to have 2 cubes to test multiple OpenGL contexts
+
+#include <config.h>
+#include <FL/Fl.H>
+#include <FL/Fl_Window.H>
+#include <FL/Fl_Box.H>
+#include <FL/Fl_Button.H>
+#include <FL/Fl_Radio_Light_Button.H>
+#include <FL/Fl_Slider.H>
+#include <stdlib.h>
+
+#if !HAVE_GL
+class cube_box : public Fl_Box {
+public:	
+  double lasttime;
+  int wire;
+  double size;
+  double speed;
+  cube_box(int x,int y,int w,int h,const char *l=0)
+    :Fl_Box(FL_DOWN_BOX,x,y,w,h,l){
+      label("This demo does\nnot work without GL");
+  }
+};
+#else
+#include <FL/Fl_Gl_Window.H>
+#include <FL/gl.h>
+
+class cube_box : public Fl_Gl_Window {
+  void draw();
+public:
+  double lasttime;
+  int wire;
+  double size;
+  double speed;
+  cube_box(int x,int y,int w,int h,const char *l=0)
+    : Fl_Gl_Window(x,y,w,h,l) {lasttime = 0.0;}
+};
+
+/* The cube definition */
+float v0[3] = {0.0, 0.0, 0.0};
+float v1[3] = {1.0, 0.0, 0.0};
+float v2[3] = {1.0, 1.0, 0.0};
+float v3[3] = {0.0, 1.0, 0.0};
+float v4[3] = {0.0, 0.0, 1.0};
+float v5[3] = {1.0, 0.0, 1.0};
+float v6[3] = {1.0, 1.0, 1.0};
+float v7[3] = {0.0, 1.0, 1.0};
+
+#define v3f(x) glVertex3fv(x)
+
+void drawcube(int wire) {
+/* Draw a colored cube */
+  glBegin(wire ? GL_LINE_LOOP : GL_POLYGON);
+  glColor3ub(0,0,255);
+  v3f(v0); v3f(v1); v3f(v2); v3f(v3);
+  glEnd();
+  glBegin(wire ? GL_LINE_LOOP : GL_POLYGON);
+  glColor3ub(0,255,255); v3f(v4); v3f(v5); v3f(v6); v3f(v7);
+  glEnd();
+  glBegin(wire ? GL_LINE_LOOP : GL_POLYGON);
+  glColor3ub(255,0,255); v3f(v0); v3f(v1); v3f(v5); v3f(v4);
+  glEnd();
+  glBegin(wire ? GL_LINE_LOOP : GL_POLYGON);
+  glColor3ub(255,255,0); v3f(v2); v3f(v3); v3f(v7); v3f(v6);
+  glEnd();
+  glBegin(wire ? GL_LINE_LOOP : GL_POLYGON);
+  glColor3ub(0,255,0); v3f(v0); v3f(v4); v3f(v7); v3f(v3);
+  glEnd();
+  glBegin(wire ? GL_LINE_LOOP : GL_POLYGON);
+  glColor3ub(255,0,0); v3f(v1); v3f(v2); v3f(v6); v3f(v5);
+  glEnd();
+}
+
+void cube_box::draw() {
+  lasttime = lasttime+speed;
+  if (!valid()) {
+    glLoadIdentity();
+    glViewport(0,0,w(),h());
+    glEnable(GL_DEPTH_TEST);
+    glFrustum(-1,1,-1,1,2,10000);
+    glTranslatef(0,0,-10);
+  }
+  glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+  glPushMatrix();
+  glRotatef(float(lasttime*1.6),0,0,1);
+  glRotatef(float(lasttime*4.2),1,0,0);
+  glRotatef(float(lasttime*2.3),0,1,0);
+  glTranslatef(-1.0, 1.2f, -1.5);
+  glScalef(float(size),float(size),float(size));
+  drawcube(wire);
+  glPopMatrix();
+}
+
+#endif
+
+Fl_Window *form;
+Fl_Slider *speed, *size;
+Fl_Button *button, *wire, *flat;
+cube_box *cube, *cube2;
+
+void makeform(const char *name) {
+  form = new Fl_Window(510+390,390,name);
+  new Fl_Box(FL_DOWN_FRAME,20,20,350,350,"");
+  new Fl_Box(FL_DOWN_FRAME,510,20,350,350,"");
+  speed = new Fl_Slider(FL_VERT_SLIDER,390,90,40,220,"Speed");
+  size = new Fl_Slider(FL_VERT_SLIDER,450,90,40,220,"Size");
+  wire = new Fl_Radio_Light_Button(390,20,100,30,"Wire");
+  flat = new Fl_Radio_Light_Button(390,50,100,30,"Flat");
+  button = new Fl_Button(390,340,100,30,"Exit");
+  cube = new cube_box(23,23,344,344, 0);
+  cube2 = new cube_box(513,23,344,344, 0);
+  Fl_Box *b = new Fl_Box(FL_NO_BOX,cube->x(),size->y(),
+			 cube->w(),size->h(),0);
+  form->resizable(b);
+  b->hide();
+  form->end();
+}
+
+main(int argc, char **argv) {
+  makeform(argv[0]);
+  speed->bounds(4,0);
+  speed->value(cube->speed = cube2->speed = 1.0);
+  size->bounds(4,0.01);
+  size->value(cube->size = cube2->size = 1.0);
+  flat->value(1); cube->wire = 0; cube2->wire = 1;
+  form->label("cube");
+  form->show(argc,argv);
+  cube->show();
+  cube2->show();
+  for (;;) {
+    if (form->visible() && speed->value())
+      {if (!Fl::check()) break;}	// returns immediately
+    else
+      {if (!Fl::wait()) break;}	// waits until something happens
+    cube->wire = wire->value();
+    cube2->wire = !wire->value();
+    cube->size = cube2->size = size->value();
+    cube->speed = cube2->speed = speed->value();
+    cube->redraw();
+    cube2->redraw();
+    if (Fl::readqueue() == button) break;
+  }
+  return 0;
+}
+