/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
public void Dispose()
{
if (lastTexture != null)
{
lastTexture.RemoveUser();
lastTexture = null;
}
GC.SuppressFinalize(this);
}
/// <summary>
/// Performs the initialization steps required to setup the game.
/// </summary>
/// <param name="args"></param>
public override void Init(string[] args)
{
base.Init(args);
Video.SetVideoMode(BackbufferWidth, BackbufferHeight, false, true, false, true);
Video.GLDoubleBufferEnabled = true;
Gl.glEnable(Gl.GL_TEXTURE_2D); // Enable Texture Mapping
Gl.glEnable(Gl.GL_ALPHA);
Gl.glEnable(Gl.GL_BLEND);
Gl.glShadeModel(Gl.GL_SMOOTH); // Enable Smooth Shading
Gl.glClearColor(0, 0, 0, 0.5f); // Black Background
Gl.glClearDepth(1); // Depth Buffer Setup
Gl.glEnable(Gl.GL_DEPTH_TEST); // Enables Depth Testing
Gl.glDepthFunc(Gl.GL_LEQUAL); // The Type Of Depth Testing To Do
Gl.glHint(Gl.GL_PERSPECTIVE_CORRECTION_HINT, Gl.GL_NICEST); // Really Nice Perspective Calculations
cursor = TextureManager.GetTexture("cursor");
Mouse.ShowCursor = false;
}
/// <summary>
/// Renders this face.
/// </summary>
public void Render(int offsetX, int offsetY)
{
renderingStack.Push(this);
try
{
if (this.Background.Color.HasValue && Size.Width.HasValue && Size.Height.HasValue)
{
Rectangle DrawArea = new Rectangle(offsetX, offsetY, Size.Width.Value, Size.Height.Value);
Gl.glMatrixMode(Gl.GL_MODELVIEW);
Gl.glPushMatrix();
Gl.glLoadIdentity();
Gl.glScalef(Game.Scale, Game.Scale, 1);
Gl.glBlendFunc(Gl.GL_SRC_ALPHA, Gl.GL_ONE_MINUS_SRC_ALPHA);
GlHelper.SetColor(this.Background.Color.Value);
Gl.glBegin(Gl.GL_QUADS);
Gl.glVertex3f(DrawArea.Left, DrawArea.Top, 0);
Gl.glVertex3f(DrawArea.Right, DrawArea.Top, 0);
Gl.glVertex3f(DrawArea.Right, DrawArea.Bottom, 0);
Gl.glVertex3f(DrawArea.Left, DrawArea.Bottom, 0);
Gl.glEnd();
Gl.glColor3f(1, 1, 1);
Gl.glPopMatrix();
}
if (this.Background.Image.HasValue)
{
string currentImageId = this.Background.Image.Value;
if (string.IsNullOrEmpty(lastImageId) || currentImageId != lastImageId)
{
if (lastTexture != null)
{
lastTexture.RemoveUser();
}
lastImageId = currentImageId;
lastTexture = Game.TextureManager.GetTexture(this.Background.Image.Value);
}
lastTexture.Draw(offsetX, offsetY);
}
// TODO: Implement background repeat, preferably by cleverly using texture coordinates on the image rendering quad.
// This is probably impossible for images in tile-sets (and any with custom DrawArea) without the use of shaders.
// We can either split it in multiple quads (one tile each) - that's quite wasteful, or we can make the TextureManagerItem
// split the original tile-set into multiple autonomous textures (tile-sets aren't implemented yet anyway)
if (this.Background.Repeat.GetValueOrDefault(GuiRepeatStyle.NoRepeat) != GuiRepeatStyle.NoRepeat)
{
throw new NotSupportedException("Background repeat not supported yet.");
}
foreach (var control in Controls)
{
control.Render(offsetX, offsetY);
}
}
finally
{
renderingStack.Pop();
}
}
