public static LevelGrid Copy(this ILevelGrid level)
{
var copy = new LevelGrid(level.Width, level.Height);
for (int x = 0; x < level.Width; ++x)
{
for (int y = 0; y < level.Height; ++y)
{
copy.SetElement(x, y, level.GetElement(x, y));
}
}
return(copy);
}
public static bool IsEmpty(this ILevelGrid level)
{
for (int x = 0; x < level.Width; ++x)
{
for (int y = 0; y < level.Height; ++y)
{
if (level.GetElement(x, y).ContainsBox())
{
return(false);
}
}
}
return(true);
}
public static Point?FindPlayerPos(this ILevelGrid level)
{
for (int x = 0; x < level.Width; ++x)
{
for (int y = 0; y < level.Height; ++y)
{
var type = level.GetElement(x, y);
if (type.ContainsMan())
{
return(new Point(x, y));
}
}
}
return(null);
}
internal void DrawLevelState(ILevelGrid levelState, Color tint)
{
UpdateLevelGeometry(levelState);
shdTexColor.Activate();
texArray.Activate();
var fitBox = Box2DExtensions.CreateContainingBox(levelState.Width, levelState.Height, windowAspect);
var camera = Matrix4x4.CreateOrthographicOffCenter(fitBox.MinX, fitBox.MaxX, fitBox.MinY, fitBox.MaxY, 0, 1);
shdTexColor.Uniform(nameof(tint), tint.ToVector4());
shdTexColor.Uniform(nameof(camera), camera, true);
vaoLevelGeometry.Draw(levelState.Width * levelState.Height);
texArray.Deactivate();
shdTexColor.Deactivate();
}
public static bool IsWon(this ILevelGrid level)
{
for (int x = 0; x < level.Width; ++x)
{
for (int y = 0; y < level.Height; ++y)
{
var type = level.GetElement(x, y);
//if a single goal without a box is found the game is not yet won.
if (ElementType.Goal == type || ElementType.ManOnGoal == type)
{
return(false);
}
}
}
return(true);
}
public void DrawLevelState(ILevelGrid level, Color tint)
{
GL.Color3(tint);
GL.LoadIdentity();
var fitBox = Box2DExtensions.CreateContainingBox(level.Width, level.Height, windowAspect);
GL.Ortho(fitBox.MinX, fitBox.MaxX, fitBox.MinY, fitBox.MaxY, 0.0, 1.0);
for (int x = 0; x < level.Width; ++x)
{
for (int y = 0; y < level.Height; ++y)
{
var tile = new Box2D(x, y, 1.0f, 1.0f);
var element = level.GetElement(x, y);
var tex = tileSet[element];
tex.Activate();
tile.DrawTexturedRect(Box2D.BOX01);
tex.Deactivate();
}
}
}
private void UpdateLevelGeometry(ILevelGrid levelState)
{
if (!ReferenceEquals(levelState, lastLevelState))
{
//move or different level size
lastLevelState = levelState;
var size = new Size(levelState.Width, levelState.Height);
if (lastLevelSize != size)
{
//different level size -> create translates for tiles
var instanceTranslate = new List <Vector2>();
for (int x = 0; x < levelState.Width; ++x)
{
for (int y = 0; y < levelState.Height; ++y)
{
instanceTranslate.Add(new Vector2(x, y));
}
}
var locInstanceTranslate = shdTexColor.GetResourceLocation(ShaderResourceType.Attribute, "instanceTranslate");
vaoLevelGeometry.SetAttribute(locInstanceTranslate, instanceTranslate.ToArray(), true);
lastLevelSize = size;
}
//update all tile types
var texId = new List <float>();
for (int x = 0; x < levelState.Width; ++x)
{
for (int y = 0; y < levelState.Height; ++y)
{
var type = levelState.GetElement(x, y);
texId.Add(tileTypes[type].Item2);
}
}
var locTexId = shdTexColor.GetResourceLocation(ShaderResourceType.Attribute, "texId");
vaoLevelGeometry.SetAttribute(locTexId, texId.ToArray(), true);
drawLevel = DrawableGL.CreateDrawCallGL(PrimitiveType.Quads, 4, levelState.Width * levelState.Height, vaoLevelGeometry);
}
}
public void DrawLevelState(ILevelGrid levelState, Color tint)
{
levelVisual.DrawLevelState(levelState, tint);
}
public static ElementType GetElement(this ILevelGrid level, Point position)
{
return(level.GetElement(position.X, position.Y));
}