bool loadGLTextures ()
{
bool status = false;
texture [0] = new Texture2DFont (NSBundle.MainBundle.PathForResource ("Font", "bmp"));
texture [1] = new Texture2D (NSBundle.MainBundle.PathForResource ("Bumps", "bmp"));
if (texture [0].TextureName > 0 && texture [1].TextureName > 0) {
status = true;
}
return status;
}
bool loadGLTextures()
{
bool status = false;
texture [0] = new Texture2DFont(NSBundle.MainBundle.PathForResource("Font", "bmp"));
texture [1] = new Texture2D(NSBundle.MainBundle.PathForResource("Bumps", "bmp"));
if (texture [0].TextureName > 0 && texture [1].TextureName > 0)
{
status = true;
}
return(status);
}
// This method renders our scene and where all of your drawing code will go.
// The main thing to note is that we've factored the drawing code out of the NSView subclass so that
// the full-screen and non-fullscreen views share the same states for rendering
public bool DrawGLScene()
{
// Clear The Screen And The Depth Buffer
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
// Reset The Current Modelview Matrix
GL.LoadIdentity();
// Select second texture
GL.BindTexture(TextureTarget.Texture2D, texture [1].TextureName);
//GL.BindTexture (TextureTarget.Texture2D, texture[1]);
// Move into screen 5 units
GL.Translate(0.0f, 0.0f, -5.0f);
// Rotate around Z axis (clockwise)
GL.Rotate(45.0f, 0.0f, 0.0f, 1.0f);
// Rotate on X and Y axis by cnt1 (left and right )
GL.Rotate(cnt1 * 30.0f, 1.0f, 1.0f, 0.0f);
// Disable blending before drawing in 3D
GL.Disable(EnableCap.Blend);
// Bright white
GL.Color3(1.0f, 1.0f, 1.0f);
GL.Begin(BeginMode.Quads);
GL.TexCoord2(0.0f, 0.0f);
GL.Vertex2(-1.0f, 1.0f);
GL.TexCoord2(1.0f, 0.0f);
GL.Vertex2(1.0f, 1.0f);
GL.TexCoord2(1.0f, 1.0f);
GL.Vertex2(1.0f, -1.0f);
GL.TexCoord2(0.0f, 1.0f);
GL.Vertex2(-1.0f, -1.0f);
GL.End();
// Rotate on the X and Y axis by 90 degrees (left to right )
GL.Rotate(90.0f, 1.0f, 1.0f, 0.0f);
GL.Begin(BeginMode.Quads);
GL.TexCoord2(0.0f, 0.0f);
GL.Vertex2(-1.0f, 1.0f);
GL.TexCoord2(1.0f, 0.0f);
GL.Vertex2(1.0f, 1.0f);
GL.TexCoord2(1.0f, 1.0f);
GL.Vertex2(1.0f, -1.0f);
GL.TexCoord2(0.0f, 1.0f);
GL.Vertex2(-1.0f, -1.0f);
GL.End();
GL.Enable(EnableCap.Blend);
GL.LoadIdentity(); // Reset the view
// Pulsing colors based on text position
GL.Color3(Math.Cos(cnt1), Math.Sin(cnt2), 1.0f - 0.5f * Math.Cos(cnt1 + cnt2));
// Print GL text to the screen
Texture2DFont font = (Texture2DFont)texture[0];
font.RenderText(280 + (int)(250 * Math.Cos(cnt1)),
235 + (int)(200 * Math.Sin(cnt2)), "NeHe", 0);
GL.Color3(1.0f * (float)Math.Sin(cnt2), 1.0f - 0.5f * (float)Math.Cos(cnt1 + cnt2), 1.0f * (float)Math.Cos(cnt1));
font.RenderText((int)(280 + 230 * Math.Cos(cnt2)), (int)(235 + 200 * Math.Sin(cnt1)), "OpenGL", 1);
// Set Color To Blue
GL.Color3(Color.Blue);
font.RenderText((int)(240 + 200 * Math.Cos((cnt2 + cnt1) / 5)), 3, "Giuseppe D'Agata", 0);
GL.Color3(Color.White);
font.RenderText((int)(243 + 200 * Math.Cos((cnt2 + cnt1) / 5)), 2, "Giuseppe D'Agata", 0);
// Increase first counter
cnt1 += 0.01f;
// Increase second counter
cnt2 += 0.0081f;
return(true);
}
