// Use this function to load images, objects, and shaders at the start
void initProgram()
{
// Generate a buffer on the graphics card for VBO indices
GL.GenBuffers(1, out ibo_elements);
// Load two shaders, one for test squares and the other for textured sprites
shaders.Add("default", new ShaderProgram("vs.glsl", "fs.glsl", true));
shaders.Add("textured", new ShaderProgram("vs_tex.glsl", "fs_tex.glsl", true));
// Declare that the shader we will use first is the textured sprite
activeShader = "textured";
// Initialize the lists of objects in the dictionary
objects.Add(1, new List<GameObject>());
objects.Add(2, new List<GameObject>());
objects.Add(64, new List<GameObject>());
// Create a new sprite here
// In final compiled game, should actually make gameObjects here and create the sprites
// inside those. For now, Sprite and GameObject will be synonymous.
Sprite tc = new Sprite();
// Load one of our images (also try Black_Hole.png), bind it to tc
textures.Add("LifeIcon.png", loadImage("LifeIcon.png", tc));
tc.TextureID = textures["LifeIcon.png"];
// Create a new GameObject
Vector2 startPos = new Vector2(64, 64);
Vector2[] spawn = new Vector2[] { new Vector2(0, 64), new Vector2(64, 64), new Vector2(64, 0) };
float[] map = new float[] { 0f, 0f, Width, Height };
GameObject objPlayer = new GameObject("Player", startPos, spawn, map, 10.0f, 2f, true, tc);
// Add the sprite to our list of active Sprites
objects[1].Add(objPlayer);
//--------------- Create bricks ------------------------------
// Create a new sprite here
// In final compiled game, should actually make gameObjects here and create the sprites
// inside those. For now, Sprite and GameObject will be synonymous.
Sprite bc = new Sprite();
// Load one of our images (also try Black_Hole.png), bind it to tc
textures.Add("Bricks.png", loadImage("Bricks.png", bc));
bc.TextureID = textures["Bricks.png"];
// Create a new GameObject
Vector2 sPos2 = new Vector2(128, 64);
Vector2[] spawnBrick = new Vector2[] { new Vector2(0, 128), new Vector2(128, 128), new Vector2(128, 0) };
GameObject objBricks = new GameObject("Bricks", sPos2, spawnBrick, map, 0.0f, 0.0f, true, bc);
// Add the sprite to our list of active Sprites
objects[2].Add(objBricks);
// Make some invisible walls
int wallX = 0;
int wallY = 0;
textures.Add("NoImage.png", loadImage("NoImage.png", out wallX, out wallY, true));
for (int i = 0; i < 1600; i += 64)
{
Sprite ws = new Sprite();
ws.Width = wallX;
ws.Height = wallY;
ws.TextureID = textures["NoImage.png"];
Vector2[] spawnWall = new Vector2[] { new Vector2(0, 64), new Vector2(64, 64), new Vector2(64, 0) };
GameObject wall = new GameObject("Wall" + i.ToString(), new Vector2(i, 0f), spawnWall, map, 0f, 0f, true, ws);
objects[2].Add(wall);
}
// Create a background
Background bg = new Background();
textures.Add("circuit.png", loadImage("CircuitBOTTOM.png", bg, true));
bg.TextureID = textures["circuit.png"];
BGs.Add(bg);
// Create background tiles
int tilesetSizeX = 0;
int tilesetSizeY = 0;
textures.Add("Tile_Set_2.png", loadImage("Tile_Set_2.png", out tilesetSizeX, out tilesetSizeY, true));
for (int i = 0; i < 1600; i += 64)
{
BGTile bgt = new BGTile();
bgt.Width = tilesetSizeX;
bgt.Height = tilesetSizeY;
bgt.TextureID = textures["Tile_Set_2.png"];
bgt.Position = new Vector3(i/(float)Width, 0, 0);
bgt.absPosition = new Vector3(i, 0, 0);
bgt.index = new Vector2((i/64)%2 + 1, 1);
bgt.tSize = 64;
BGTiles.Add(bgt);
// Update the matrix used to calculate the Sprite's visuals
bgt.CalculateModelMatrix();
// Offset it by our viewport matrix (for things like scrolling levels)
bgt.ModelViewProjectionMatrix = bgt.ModelMatrix;// * ortho;
}
}
// Another overload, does the same as above, but also takes the Background object we're loading
// into as an argument, so that it can set the height and width of the sprite.
int loadImage(string filename, Background bg, bool tile = false)
{
try
{
Bitmap file = new Bitmap(filename);
bg.Width = file.Width;
bg.Height = file.Height;
return loadImage(file, tile);
}
catch (FileNotFoundException e)
{
return -1;
}
}
