private void CreateDisplayList(OpenGL gl)
{
displayList = new DisplayList();
displayList.Generate(gl);
displayList.New(gl, DisplayList.DisplayListMode.CompileAndExecute);
//Push all attributes, disable lighting and depth testing.
gl.PushAttrib(OpenGL.GL_CURRENT_BIT | OpenGL.GL_ENABLE_BIT |
OpenGL.GL_LINE_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.Disable(OpenGL.GL_LIGHTING);
gl.Disable(OpenGL.GL_TEXTURE_2D);
gl.DepthFunc(OpenGL.GL_ALWAYS);
//Set line width.
gl.LineWidth(lineWidth);
//Draw the line.
gl.Begin(OpenGL.GL_LINES);
gl.Color(Convert.ColorToGLColor(c1));
gl.Vertex(v1.X, v1.Y, v1.Z);
gl.Color(Convert.ColorToGLColor(c2));
gl.Vertex(v2.X, v2.Y, v2.Z);
gl.End();
// Restore attributes.
gl.PopAttrib();
displayList.End(gl);
}
public static bool IsList(OpenGL gl, DisplayList displayList)
{
// Is the specified list a proper display list?
if(gl.IsList(displayList.list) == OpenGL.TRUE)
return true;
else
return false;
}
public static bool IsList(OpenGL gl, DisplayList displayList)
{
// Is the specified list a proper display list?
if (gl.IsList(displayList.list) == OpenGL.TRUE)
{
return(true);
}
else
{
return(false);
}
}
private void CreateDisplayList(OpenGL gl)
{
displayList = new DisplayList();
displayList.Generate(gl);
displayList.New(gl, DisplayList.DisplayListMode.CompileAndExecute);
//Push all attributes, disable lighting and depth testing.
gl.PushAttrib(OpenGL.GL_CURRENT_BIT | OpenGL.GL_ENABLE_BIT |
OpenGL.GL_LINE_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.Disable(OpenGL.GL_LIGHTING);
gl.Disable(OpenGL.GL_TEXTURE_2D);
gl.DepthFunc(OpenGL.GL_ALWAYS);
//Set line width.
gl.LineWidth(lineWidth);
//Draw the line.
gl.Begin(OpenGL.GL_LINES);
for (float i = (size * -1); i < size; i+=0.4f)
{
float add = 0.2f;
if (i > 0) add = 0.4f;
if (i < 0 && i > -0.2f) add = 0.4f;
gl.Color(1f, 0f, 0f, 1f);
gl.Vertex(i, 0, 0);
gl.Vertex(i + add, 0, 0);
gl.Color(0f, 1f, 0f, 1f);
gl.Vertex(0, i, 0);
gl.Vertex(0, i + add, 0);
gl.Color(0f, 0f, 1f, 1f);
gl.Vertex(0, 0, i);
gl.Vertex(0, 0, i + add);
}
gl.End();
// Restore attributes.
gl.PopAttrib();
displayList.End(gl);
}
private void CreateDisplayList(OpenGL gl)
{
displayList = new DisplayList();
displayList.Generate(gl);
displayList.New(gl, DisplayList.DisplayListMode.CompileAndExecute);
//Push all attributes, disable lighting and depth testing.
gl.PushAttrib(OpenGL.GL_CURRENT_BIT | OpenGL.GL_ENABLE_BIT |
OpenGL.GL_LINE_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.Disable(OpenGL.GL_LIGHTING);
gl.Disable(OpenGL.GL_TEXTURE_2D);
gl.DepthFunc(OpenGL.GL_ALWAYS);
//Set line width.
gl.LineWidth(lineWidth);
//Draw the line.
gl.Begin(OpenGL.GL_LINES);
for (int i = (size * -1); i <= size; i++)
{
if (i != 0)
{
if ((i % 4) == 0)
gl.Color(Convert.ColorToGLColor(darkColor));
else
gl.Color(Convert.ColorToGLColor(lightColor));
gl.Vertex(i, (size * -1), 0);
gl.Vertex(i, size, 0);
gl.Vertex((size * -1), i, 0);
gl.Vertex(size, i, 0);
}
}
gl.End();
// Restore attributes.
gl.PopAttrib();
displayList.End(gl);
}
private void CreateDisplayList(OpenGL gl)
{
displayList = new DisplayList();
displayList.Generate(gl);
displayList.New(gl, DisplayList.DisplayListMode.CompileAndExecute);
//Create sphere quadric
IntPtr quadric = gl.NewQuadric();
gl.QuadricNormals(quadric, OpenGL.GLU_SMOOTH);
//Render the sphere
gl.Sphere(quadric, r, subdivs, subdivs);
//Delete the sphere
gl.DeleteQuadric(quadric);
displayList.End(gl);
}
