public LevelGrid(float size) {
this.Size = size;
var bitmap =
(Bitmap) Image.FromFile(LocalIo.Resources.GetFile("level.bmp").Uri);
var (width, height) = (bitmap.Width, bitmap.Height);
var boolGrid =
new FinSparseGrid<bool>(bitmap.Width, bitmap.Height, false) {
ShouldThrowExceptions = false,
};
for (var y = 0; y < height; ++y) {
for (var x = 0; x < width; ++x) {
var color = bitmap.GetPixel(x, y);
if (color.R == 0) {
boolGrid[x, y] = true;
}
}
}
this.tiles_ = new FinSparseGrid<LevelTileTypes>(
bitmap.Width,
bitmap.Height,
LevelTileTypes.EMPTY) {
ShouldThrowExceptions = false,
};
foreach (var node in boolGrid) {
if (!node.Value) {
continue;
}
var (c, r) = (node.C, node.R);
var tile = LevelTileTypes.EMPTY;
var isFloor = !boolGrid[c, r - 1];
if (isFloor) {
tile |= LevelTileTypes.FLOOR;
}
var isCeiling = !boolGrid[c, r + 1];
if (isCeiling) {
tile |= LevelTileTypes.CEILING;
}
var isLeftWall = !boolGrid[c - 1, r];
if (isLeftWall) {
tile |= LevelTileTypes.LEFT_WALL;
}
var isRightWall = !boolGrid[c + 1, r];
if (isRightWall) {
tile |= LevelTileTypes.RIGHT_WALL;
}
this.tiles_[c, r] = tile;
}
boolGrid.Clear();
}
public void SetAllPixels(IFinGrid <FinColor> rgbaGrid)
{
/*TexturesOpenTk.ConvertRgbaGridToUintArray_(
* rgbaGrid,
* ref this.pixelData_);
*
* GL.BindBuffer(BufferTarget.PixelPackBuffer, this.bufferId_);
* GL.ReadPixels(0,
* 0,
* this.width_,
* this.height_,
* PixelFormat.AbgrExt,
* PixelType.UnsignedByte,
* this.pixelData_);
* GL.BindBuffer(BufferTarget.PixelPackBuffer, 0);*/
TexturesOpenTk.ConvertRgbaGridToUintArray_(
rgbaGrid,
ref this.pixelData_,
this.width_,
this.height_);
GL.BindTexture(TextureTarget.Texture2D, this.textureId_);
//GL.BindTexture(BufferTarget.PixelUnpackBuffer, this.pixelData_);
GL.TexImage2D(TextureTarget.Texture2D,
0,
PixelInternalFormat.Rgba,
this.width_,
this.height_,
0,
PixelFormat.AbgrExt,
PixelType.UnsignedByte,
this.pixelData_);
GL.TexParameter(TextureTarget.Texture2D,
TextureParameterName.TextureMinFilter,
(int)TextureMinFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D,
TextureParameterName.TextureMagFilter,
(int)TextureMagFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D,
TextureParameterName.TextureWrapS,
(int)TextureWrapMode.Clamp);
GL.TexParameter(TextureTarget.Texture2D,
TextureParameterName.TextureWrapT,
(int)TextureWrapMode.Clamp);
//GL.BindTexture(BufferTarget.PixelUnpackBuffer, 0);
GL.BindTexture(TextureTarget.Texture2D, 0);
}
private static void ConvertRgbaGridToUintArray_(
IFinGrid <FinColor> rgbaGrid,
ref uint[] uintArray,
int width,
int height
)
{
for (var y = 0; y < height; ++y)
{
for (var x = 0; x < width; ++x)
{
var i = y * width + x;
var rgba = rgbaGrid[x, y];
uintArray[i] = rgba.I;
}
}
}
public ImageData(ImageType imageType, IFinGrid <FinColor> pixels)
{
this.imageType = imageType;
this.pixels = pixels;
}
