public DynamicAtlas(
RenderCoordinator coordinator, int width, int height, SurfaceFormat format,
int spacing = 2, MipGenerator <T> mipGenerator = null
)
{
Coordinator = coordinator;
Width = width;
Height = height;
Spacing = spacing;
X = Y = Spacing;
RowHeight = 0;
_BeforePrepare = Flush;
lock (Coordinator.CreateResourceLock)
Texture = new Texture2D(coordinator.Device, width, height, mipGenerator != null, format);
Pixels = new T[width * height];
if (mipGenerator != null)
{
MipBuffer = new T[(width / 2) * (height / 2)];
}
GenerateMip = mipGenerator;
MipLevelCount = Texture.LevelCount;
Invalidate();
}
/// <summary>
/// Replaces the built in Squared.Render mip generators with stb_image_resize
/// </summary>
public static void InstallGlobally()
{
var formats = new[] {
MipFormat.Gray1,
MipFormat.pRGBA, MipFormat.RGBA, MipFormat.pGray4,
MipFormat.pRGBA | MipFormat.sRGB,
MipFormat.RGBA | MipFormat.sRGB,
MipFormat.pGray4 | MipFormat.sRGB,
MipFormat.Vector4,
MipFormat.Vector4 | MipFormat.sRGB,
MipFormat.pVector4,
MipFormat.pVector4 | MipFormat.sRGB,
};
foreach (var format in formats)
{
MipGenerator.Set(format, Get(format));
}
}