public void BindTexture(Texture texture)
{
if (boundTextures.Peek() == texture.ID)
return;
GL.BindTexture(TextureTarget.Texture2D, texture.ID);
boundTextures.Pop();
boundTextures.Push(texture.ID);
}
public MainMenu(Game game)
: base(game)
{
rnd = new Random();
logo = new Texture("resources/logo.png");
menuTexture = new Texture("resources/menu.png");
backgroundTexture = new Texture("resources/background.png");
backgroundScale = 1.3f;
menuItems = new List<MainMenuItem>();
AddMenuItem(0, 0, 235, 36, OnNewGame);
AddMenuItem(0, 55, 175, 104, null);
AddMenuItem(0, 112, 134, 151, null);
AddMenuItem(0, 170, 98, 218, OnQuit);
}
public GameSession(Game game)
: base(game)
{
backgroundTexture = new Texture("resources/background.png");
Texture gameTexture = new Texture("resources/blocks.png");
Texture[] textures = CreateBlockTextures(gameTexture);
GameBlock[] regularBlocks = CreateColoredBlocks(textures, regularBlockColors, false);
GameBlock[] hardBlocks = CreateColoredBlocks(textures, hardBlockColors, true);
barTexture = gameTexture.Slice(6, 88, 243, 66);
gameOverTexture = gameTexture.Slice(5, 166, 238, 45);
leftPane = new GamePane(this, regularBlocks, hardBlocks, 40.0f, 30.0f);
rightPane = new GamePane(this, regularBlocks, hardBlocks, 430.0f, 30.0f);
running = true;
}
/// <summary>
/// Like DrawRectangle but will also emit texture coordinates for the texture
/// given. This however will not bind the texture. This has to happen
/// separately upfront. The reason for this is that texture switches are
/// quite expensive and it makes sense to not bind them every time you draw
/// if there are better ways to handle that.
/// </summary>
public void DrawTexturedRectangle(float width, float height, Texture tex)
{
// TODO: consider switching to vertex arrays
float fac_x = (float)tex.Width / tex.StoredWidth;
float fac_y = (float)tex.Height / tex.StoredHeight;
float off_x = (float)tex.OffsetX / tex.StoredWidth;
float off_y = (float)tex.OffsetY / tex.StoredHeight;
GL.Begin(BeginMode.Quads);
GL.TexCoord2(off_x, off_y);
GL.Vertex3(0.0f, 0.0f, 0.0f);
GL.TexCoord2(off_x + fac_x, off_y);
GL.Vertex3(width, 0.0f, 0.0f);
GL.TexCoord2(off_x + fac_x, off_y + fac_y);
GL.Vertex3(width, height, 0.0f);
GL.TexCoord2(off_x, off_y + fac_y);
GL.Vertex3(0.0f, height, 0.0f);
GL.End();
}
public GamePane(GameSession session, GameBlock[] regularBlocks, GameBlock[] hardBlocks,
float posX, float posY)
{
this.session = session;
this.regularBlocks = regularBlocks;
this.hardBlocks = hardBlocks;
this.rnd = new Random(session.Game.Random.Next());
grid = new GameBlockState[Columns, Rows];
position = new Vector2(posX, posY);
jitter = 0.0f;
scrollY = 0.0f;
scrollSpeed = DefaultScrollSpeed;
cursorColumn = 0;
cursorRow = 1;
cursorTexture = regularBlocks[0].Texture;
activeAnimations = new HashSet<GameBlockAnimation>();
for (int column = 0; column < Columns; column++)
for (int row = 0; row < Rows; row++)
grid[column, row] = new GameBlockState(this, column, row,
(float)rnd.NextDouble());
PopulateWithRandomBlocks(7);
}
public void Update(FrameEventArgs args)
{
jitter = (jitter + (float)args.Time * 7.0f) % 360.0f;
if (!gameOver) {
scrollY += (float)args.Time * (fastScrollMode ? 150.0f : scrollSpeed);
if (scrollY >= BlockSize) {
scrollY -= BlockSize;
InsertNewRow(false);
MoveCursorUp();
}
}
if (Math.Sin(jitter * 50) > 0.5f)
cursorTexture = regularBlocks[rnd.Next() % regularBlocks.Length].Texture;
HashSet<GameBlockAnimation> toDelete = new HashSet<GameBlockAnimation>();
foreach (GameBlockAnimation blockAnimation in activeAnimations)
if (!blockAnimation.Update(args))
toDelete.Add(blockAnimation);
foreach (GameBlockAnimation blockAnimation in toDelete)
activeAnimations.Remove(blockAnimation);
for (int column = 0; column < Columns; column++)
for (int row = 0; row < Rows; row++)
this[column, row].UpdateAnimation(args);
}
protected GameBlock[] CreateColoredBlocks(Texture[] textures, List<Color4> colors,
bool hard)
{
List<GameBlock> blocks = new List<GameBlock>();
foreach (Texture texture in textures)
foreach (Color4 color in colors)
blocks.Add(new GameBlock(texture, color, hard));
return blocks.ToArray();
}
protected Texture[] CreateBlockTextures(Texture gameTexture)
{
List<Texture> blockTextures = new List<Texture>();
for (int row = 0; row < 2; row++)
for (int column = 0; column < 6; column++)
blockTextures.Add(gameTexture.Slice(5 + column * 40, 5 + row * 40, 34, 34));
return blockTextures.ToArray();
}
public GameBlock(Texture texture, Color4 color, bool hard)
{
this.texture = texture;
this.color = color;
this.hard = hard;
}
public MainMenuItem(TriggerDelegate trigger, Texture texture, int x, int y,
int width, int height)
{
this.texture = texture;
this.trigger = trigger;
this.x = x;
this.y = y;
this.width = width;
this.height = height;
}
public TextureSlice(Texture tex, int offsetX, int offsetY, int width, int height)
: base(width, height, tex.StoredWidth, tex.StoredHeight, offsetX, offsetY)
{
parent = tex;
}