Extras/MayaPlugin/drawUtils.cpp

@@ -0,0 +1,159 @@
+/*
+Bullet Continuous Collision Detection and Physics Library Maya Plugin
+Copyright (c) 2008 Walt Disney Studios
+ 
+This software is provided 'as-is', without any express or implied warranty.
+In no event will the authors be held liable for any damages arising
+from the use of this software.
+Permission is granted to anyone to use this software for any purpose,
+including commercial applications, and to alter it and redistribute it freely,
+subject to the following restrictions:
+ 
+1. The origin of this software must not be misrepresented; you must
+not claim that you wrote the original software. If you use this
+software in a product, an acknowledgment in the product documentation
+would be appreciated but is not required.
+2. Altered source versions must be plainly marked as such, and must
+not be misrepresented as being the original software.
+3. This notice may not be removed or altered from any source distribution.
+ 
+Written by: Nicola Candussi <nicola@fluidinteractive.com>
+*/
+
+//drawUtils.cpp
+
+#include <GL/gl.h>
+#include <GL/glu.h>
+
+void wire_cube()
+{
+    static GLuint dlist = 0;
+    if(glIsList(dlist)) {
+        glCallList(dlist);
+    } else  {
+        dlist = glGenLists(1);
+        glNewList(dlist, GL_COMPILE_AND_EXECUTE);
+
+        glBegin(GL_LINE_STRIP);
+        glVertex3f(-0.5f, -0.5, 0.5);
+        glVertex3f(0.5f, -0.5, 0.5);
+        glVertex3f(0.5f, 0.5, 0.5);
+        glVertex3f(-0.5f, 0.5, 0.5);
+        glVertex3f(-0.5f, -0.5, 0.5);
+        glEnd();
+
+        glBegin(GL_LINE_STRIP);
+        glVertex3f(-0.5f, -0.5, -0.5);
+        glVertex3f(0.5f, -0.5, -0.5);
+        glVertex3f(0.5f, 0.5, -0.5);
+        glVertex3f(-0.5f, 0.5, -0.5);
+        glVertex3f(-0.5f, -0.5, -0.5);
+        glEnd();
+
+        glBegin(GL_LINES);
+        glVertex3f(-0.5f, -0.5f, 0.5f);
+        glVertex3f(-0.5f, -0.5f, -0.5f);
+        glVertex3f(0.5f, -0.5f, 0.5f);
+        glVertex3f(0.5f, -0.5f, -0.5f);
+        glVertex3f(0.5f, 0.5f, 0.5f);
+        glVertex3f(0.5f, 0.5f, -0.5f);
+        glVertex3f(-0.5f, 0.5f, 0.5f);
+        glVertex3f(-0.5f, 0.5f, -0.5f);
+        glEnd();
+
+        glEndList();
+    }
+}
+
+void solid_cube()
+{
+    static GLuint dlist = 0;
+    if(glIsList(dlist)) {
+        glCallList(dlist);
+    } else  {
+        dlist = glGenLists(1);
+        glNewList(dlist, GL_COMPILE_AND_EXECUTE);
+
+        glBegin(GL_QUADS);
+        glNormal3f(-1.0f, 0.0f, 0.0f);
+        glVertex3f(-0.5f, -0.5f, -0.5f);
+        glVertex3f(-0.5f, -0.5f, 0.5f);
+        glVertex3f(-0.5f, 0.5f, 0.5f);
+        glVertex3f(-0.5f, 0.5f, -0.5f);
+    
+        glNormal3f(0.0f, 1.0f, 0.0f);
+        glVertex3f(-0.5f, 0.5f, -0.5f);
+        glVertex3f(-0.5f, 0.5f, 0.5f);
+        glVertex3f(0.5f, 0.5f, 0.5f);
+        glVertex3f(0.5f, 0.5f, -0.5f);
+    
+        glNormal3f(1.0f, 0.0f, 0.0f);
+        glVertex3f(0.5f, 0.5f, -0.5f);
+        glVertex3f(0.5f, 0.5f, 0.5f);
+        glVertex3f(0.5f, -0.5f, 0.5f);
+        glVertex3f(0.5f, -0.5f, -0.5f);
+    
+        glNormal3f(0.0f, -1.0f, 0.0f);
+        glVertex3f(0.5f, -0.5f, -0.5f);
+        glVertex3f(0.5f, -0.5f, 0.5f);
+        glVertex3f(-0.5f, -0.5f, 0.5f);
+        glVertex3f(-0.5f, -0.5f, -0.5f);
+    
+        glNormal3f(1.0f, 0.0f, 0.0f);
+        glVertex3f(0.5f, 0.5f, -0.5f);
+        glVertex3f(0.5f, 0.5f, 0.5f);
+        glVertex3f(0.5f, -0.5f, 0.5f);
+        glVertex3f(0.5f, -0.5f, -0.5f);
+    
+        glNormal3f(0.0f, 0.0f, 1.0f);
+        glVertex3f(-0.5f, -0.5f, 0.5f);
+        glVertex3f(0.5f, -0.5f, 0.5f);
+        glVertex3f(0.5f, 0.5f, 0.5f);
+        glVertex3f(-0.5f, 0.5f, 0.5f);
+    
+        glNormal3f(0.0f, 0.0f, -1.0f);
+        glVertex3f(0.5f, -0.5f, -0.5f);
+        glVertex3f(-0.5f, -0.5f, -0.5f);
+        glVertex3f(-0.5f, 0.5f, -0.5f);
+        glVertex3f(0.5f, 0.5f, -0.5f);
+        glEnd();
+
+        glEndList();
+    }
+}
+
+void wire_sphere()
+{
+    static GLuint dlist = 0;
+    if(glIsList(dlist)) {
+        glCallList(dlist);
+    } else  {
+        GLUquadricObj* quadric = gluNewQuadric();
+        gluQuadricDrawStyle(quadric, GLU_LINE);
+
+        dlist = glGenLists(1);
+        glNewList(dlist, GL_COMPILE_AND_EXECUTE);
+        gluSphere(quadric, 1.0, 10, 10);
+        glEndList();
+
+        gluDeleteQuadric(quadric);
+    }
+}
+
+void solid_sphere()
+{
+    static GLuint dlist = 0;
+    if(glIsList(dlist)) {
+        glCallList(dlist);
+    } else  {
+        GLUquadricObj* quadric = gluNewQuadric();
+        gluQuadricDrawStyle(quadric, GLU_FILL);
+
+        dlist = glGenLists(1);
+        glNewList(dlist, GL_COMPILE_AND_EXECUTE);
+        gluSphere(quadric, 1.0, 10, 10);
+        glEndList();
+
+        gluDeleteQuadric(quadric);
+    }
+}