private static Texture GetTexture(string fileName, bool linear, bool repeatx, bool repeaty)
{
if (textures == null)
textures = new Dictionary<Tuple<string, bool, bool, bool>, Texture>();
var key = Tuple.Create(fileName, linear, repeatx, repeaty);
if (!textures.ContainsKey(key))
textures[key] = new Texture(fileName, linear, repeatx, repeaty);
return textures[key];
}
public Tilemap(string csvFile, string textureName)
{
string mapBody = File.ReadAllText(csvFile).TrimEnd(new char[] { '\n' });
string[] rows = mapBody.Split('\n');
int index = 0;
height = rows.Length;
foreach (string row in rows)
{
string[] cols = row.Split(',');
width = cols.Length;
if (this.map == null)
{
this.map = new int[cols.Length * rows.Length];
}
foreach (string col in cols)
{
this.map[index] = int.Parse(col);
index++;
}
}
this.mapMesh = new Mesh();
List<float> vertices = new List<float>();
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
vertices.Add(x * 70);
vertices.Add(y * 70);
vertices.Add(x * 70);
vertices.Add((y + 1) * 70);
vertices.Add((x + 1) * 70);
vertices.Add(y * 70);
vertices.Add((x + 1) * 70);
vertices.Add(y * 70);
vertices.Add((x + 1) * 70);
vertices.Add((y + 1) * 70);
vertices.Add(x * 70);
vertices.Add((y + 1) * 70);
}
}
this.mapMesh.v = vertices.ToArray();
this.mapMesh.uv = new float[this.mapMesh.v.Length];
this.mapMesh.Update();
this.tileSheet = new Texture(textureName);
// use nearest mode for sampling
this.tileSheet.SetNearest();
}
public static void DrawRectangleOnTexture(Texture texture, int x, int y, int width, int height, Color4 color)
{
if (x + width < 0 || y + height < 0 || x > texture.Width || y > texture.Height)
return;
for (var by = 0; by < height; by++)
{
for (var bx = 0; bx < width; bx++)
{
PutPixel(texture, bx + x, by + y, 0f, color);
}
}
}
public static void DrawLine(Texture texture, Vector3 from, Vector3 to, Color4 color)
{
var near = 300f;
// not entirely correct but quite fast
if (from.X < -near || to.X < -near || from.Y < -near || to.X < -near ||
from.X > texture.Width + near || to.X > texture.Width + near ||
from.Y > texture.Height + near || to.Y > texture.Height + near)
return;
var x = (int)from.X;
var y = (int)from.Y;
var x2 = (int)to.X;
var y2 = (int)to.Y;
var w = x2 - x;
var h = y2 - y;
int dx1 = 0, dy1 = 0, dx2 = 0, dy2 = 0;
if (w < 0) dx1 = -1;
else if (w > 0) dx1 = 1;
if (h < 0) dy1 = -1;
else if (h > 0) dy1 = 1;
if (w < 0) dx2 = -1;
else if (w > 0) dx2 = 1;
var longest = Math.Abs(w);
var shortest = Math.Abs(h);
if (!(longest > shortest))
{
longest = Math.Abs(h);
shortest = Math.Abs(w);
if (h < 0) dy2 = -1;
else if (h > 0) dy2 = 1;
dx2 = 0;
}
var numerator = longest >> 1;
for (var i = 0; i <= longest && (x < texture.Width || y < texture.Height); i++)
{
PutPixel(texture, x, y, 0f, color);
numerator += shortest;
if (!(numerator < longest))
{
numerator -= longest;
x += dx1;
y += dy1;
}
else
{
x += dx2;
y += dy2;
}
}
}
public static void PutPixel(Texture texture, int x, int y, float z, Color4 color)
{
if (x < 0 || y < 0 || x >= texture.Width || y >= texture.Height ||
(ZBuffer[y * texture.Width + x] != 0f && ZBuffer[y * texture.Width + x] < z))
return;
ZBuffer[y*texture.Width + x] = z;
var position = y * texture.Width * 4 + x * 4;
if (position + 3 < texture.Bitmap.Length && position >= 0)
{
texture.Bitmap[position] = (byte)(color.R * 255);
texture.Bitmap[position + 1] = (byte)(color.G * 255);
texture.Bitmap[position + 2] = (byte)(color.B * 255);
texture.Bitmap[position + 3] = (byte)(color.A * 255);
}
}
public void DrawTexture (Texture tex, int x, int y, int width, int height)
{
float deltaW = 1f / tex.Width;
float deltaH = 1f / tex.Height;
float left = x * deltaW;
float right = (x + width) * deltaW;
float top = y * deltaH;
float bottom = (y + height) * deltaH;
this.uv = new float[] {
left, top,
right, top,
left, bottom,
right, top,
right, bottom,
left, bottom
};
this.UpdateUV ();
base.DrawTexture (tex);
}
public TextConfig(
Asset fontAsset, Dictionary<char, Tuple<Vector2, Vector2>> charToSprite,
Color fontBaseColor = default(Color), float spaceWidth = 44f, float spaceHeight = 31f,
float padding = float.MinValue, Func<float, float> paddingFunc = null, bool staticColor = true)
{
if (fontBaseColor == default(Color))
fontBaseColor = Color.Black;
if (paddingFunc == null && padding == float.MinValue)
padding = 0;
FontAsset = fontAsset;
FontTexture = new Texture(fontAsset.FileName);
CharToSprite = charToSprite;
FontBaseColor = fontBaseColor;
SpaceWidth = spaceWidth;
SpaceHeight = spaceHeight;
Padding = padding;
PaddingFunc = paddingFunc;
StaticColor = staticColor;
if (Default == null)
Default = this;
}
public override void DrawTexture(Texture tex)
{
this.DrawTexture(tex, 0, 0, tex.Width, tex.Height);
}
public void DrawTexture(Texture tex, int x, int y)
{
this.DrawTexture(tex, x, y, tex.Width, tex.Height);
}
public void DrawTexture (Texture tex)
{
this.Bind ();
tex.Bind ();
this.shader.Use ();
this.ApplyMatrix ();
GL.DrawArrays (PrimitiveType.Triangles, 0, this.v.Length / 2);
}
public CityLevel():base()
{
city = new Texture("../../Assets/City.png");
cityMesh = new Sprite(city.Width, city.Height);
}
public static void ChangeTextureColor(Texture texture, Color4 color)
{
//DrawRectangleOnTexture(texture, 0, 0, Manager.Texture.Width, Manager.Texture.Height, color);
if (color.R != 0 || color.G != 0 || color.B != 0 || color.A != 1f)
{
if (CachedBackground.ContainsKey(color))
texture.Bitmap = (byte[])CachedBackground[color].Clone();
else
{
DrawRectangleOnTexture(texture, 0, 0, texture.Width, texture.Height, color);
CachedBackground[color] = (byte[])texture.Bitmap.Clone();
}
}
else
{
texture.Bitmap = new byte[texture.Bitmap.Length];
}
}
public MaskEffect(Texture mask)
: base(fragmentShader)
{
this.maskTexture = mask;
}
public MaskEffect(string fileName)
: base(fragmentShader)
{
this.maskTexture = new Texture(fileName);
}
public virtual void DrawTexture(Texture tex)
{
if (this.v == null || this.uv == null)
return;
// upload fake vcs (if required) to avoid crashes
if (this.vc == null && this.hasVertexColors)
{
this.vc = new float[this.v.Length * 2];
this.UpdateVertexColor();
}
this.Bind();
tex.Bind();
if (this.requireUseTexture)
this.shader.SetUniform("use_texture", 1f);
this.shader.Use();
if (this.shaderSetupHook != null)
{
this.shaderSetupHook(this);
}
this.ApplyMatrix();
if (instances <= 1)
{
#if !__MOBILE__
GL.DrawArrays(PrimitiveType.Triangles, 0, this.v.Length / 2);
#else
GL.DrawArrays(BeginMode.Triangles, 0, this.v.Length / 2);
#endif
}
else
{
GL.DrawArraysInstanced(PrimitiveType.Triangles, 0, this.v.Length / 2, instances);
}
}
protected void Initialize()
{
// crappy
//new AudioSource();
Camera = new Camera();
// create dictionaries
Objects = new Dictionary<string, GameObject>();
SortedObjects = new SortedSet<GameObject>(new GameObjectComparer());
Assets = new Dictionary<string, Asset>();
dirtyObjects = new Dictionary<GameObject, int>();
Joysticks = new Joystick[8];
debugCollisionsCuboids = new Dictionary<GameObject.HitBox, Cuboid>();
Timer = new TimerManager(this);
WorkingTexture = new Texture(Width, Height);
WorkingSprite = new Sprite(Width, Height)
{
Rotation = (float)Math.PI,
pivot = new OpenTK.Vector2(Width / 2f, Height / 2f)
};
WorkingSprite.position = WorkingSprite.pivot;
}
