public static Scene MakeManySpritesScene()
{
var tex1 = new TextureInfo(new Texture2D("/Application/Sample/GameEngine2D/FeatureCatalog/data/slime_green_frames.png", false)
, new Vector2i(4, 4));
var scene = new Scene()
{
Name = "many SpriteUV scene"
};
Bounds2 bounds = scene.Camera.CalcBounds();
Vector2i num_cells = new Vector2i(8, 8);
Vector2 cell_size = bounds.Size / num_cells.Vector2();
Math.RandGenerator rgen = new Math.RandGenerator();
System.Random random = new System.Random();
for (int y = 0; y < num_cells.Y; ++y)
{
for (int x = 0; x < num_cells.X; ++x)
{
Vector2 uv = new Vector2((float)x, (float)y) / num_cells.Vector2();
var sprite = new SpriteTile()
{
TextureInfo = tex1
, Color = Math.SetAlpha(new Vector4(0.5f) + rgen.NextVector4(Math._0000, Math._1111) * 0.5f, 0.75f)
//, Color = Math.SetAlpha( new Vector4(0.5f), 1f/*0.75f*/ )
, BlendMode = BlendMode.None
, TileIndex2D = new Vector2i(random.Next(0, 4),
random.Next(0, 4))
};
Vector2 p = bounds.Min + bounds.Size * uv;
// init position/size
sprite.Position = p;
sprite.Quad.S = cell_size; // note: we don't want to touch the Node.Scale here
sprite.Pivot = sprite.Quad.S * 0.5f;
sprite.Schedule((dt) =>
{
sprite.Rotation = sprite.Rotation.Rotate(Math.Deg2Rad(1.0f));
sprite.Rotation = sprite.Rotation.Normalize();
if (Common.FrameCount % 8 == 0)
{
sprite.TileIndex1D = (sprite.TileIndex1D + 1) % 16;
}
});
scene.AddChild(sprite);
}
}
scene.RegisterDisposeOnExit((System.IDisposable)tex1);
return(scene);
}
public static Scene MakeManySpritesInSpriteListScene()
{
var tex1 = new TextureInfo(new Texture2D("/Application/Sample/GameEngine2D/FeatureCatalog/data/water_puddle.png", false)
, new Vector2i(6, 1));
var scene = new Scene()
{
Name = "many SpriteTile in SpriteList scene"
};
Bounds2 bounds = scene.Camera.CalcBounds();
Vector2i num_cells = new Vector2i(16, 8);
Vector2 cell_size = bounds.Size / num_cells.Vector2();
Math.RandGenerator rgen = new Math.RandGenerator();
System.Random random = new System.Random();
SpriteList sprite_list = new SpriteList(tex1)
{
BlendMode = BlendMode.None
};
sprite_list.EnableLocalTransform = true;
scene.AddChild(sprite_list);
for (int y = 0; y < num_cells.Y; ++y)
{
for (int x = 0; x < num_cells.X; ++x)
{
Vector2 uv = new Vector2((float)x, (float)y) / num_cells.Vector2();
var sprite = new SpriteTile()
{
// all those properties (TextureInfo, Color, BlendMode) will be ignored
// if sprite is used in SpriteList
TextureInfo = tex1
, Color = Math.SetAlpha(new Vector4(0.8f) + rgen.NextVector4(Math._0000, Math._1111) * 0.2f, 0.75f)
, BlendMode = BlendMode.Normal
// TileIndex2D can still be set per sprite
, TileIndex2D = new Vector2i(random.Next(0, 6), 0)
};
Vector2 p = bounds.Min + bounds.Size * uv;
// init position/size
if (sprite_list.EnableLocalTransform)
{
// use .Position as we did in MakeManySpritesScene
sprite.Position = p;
}
else
{
// .Position will be ignored, so use the geometry directly
sprite.Quad.T = p;
}
sprite.Quad.S = cell_size; // note: we don't want to touch the Node.Scale here
sprite.Pivot = sprite.Quad.S * 0.5f;
sprite.Schedule((dt) =>
{
sprite.Rotation = sprite.Rotation.Rotate(Math.Deg2Rad(1.0f));
sprite.Rotation = sprite.Rotation.Normalize();
// if you turn EnableLocalTransform off for performances, you can
// still move the sprite freely by changing its geometry directly:
// sprite.Quad.R = sprite.Quad.R.Rotate( Math.Deg2Rad( 1.0f ) );
// sprite.Quad.R = sprite.Quad.R.Normalize();
//
if (Common.FrameCount % 7 == 0)
{
sprite.TileIndex1D = (sprite.TileIndex1D + 1) % 6;
}
});
sprite_list.AddChild(sprite);
}
}
scene.RegisterDisposeOnExit((System.IDisposable)tex1);
return(scene);
}
public static Scene MakeForestScene()
{
// System.Console.WriteLine( "MakeForestScene" );
var scene = new Scene()
{
Name = "Forest"
};
TextureInfo ObjectsMap = new TextureInfo(new Texture2D("/Application/Sample/GameEngine2D/FeatureCatalog/data/PlanetCute/Objects.png", false), new Vector2i(7, 3));
Vector2i[] tree_indexes = new Vector2i[3];
tree_indexes[0] = PlanetCute.TreeShort;
tree_indexes[1] = PlanetCute.TreeTall;
tree_indexes[2] = PlanetCute.TreeUgly;
Math.RandGenerator rgen = new Math.RandGenerator();
Bounds2 bounds = scene.Camera2D.CalcBounds();
Vector2i numcells = new Vector2i(7, 4);
Vector2 cellsize = bounds.Size / numcells.Vector2();
System.Random rnd1 = new System.Random();
SpriteList sprite_list = new SpriteList(ObjectsMap);
// we are going to put a tree at a random location inside each cell of a regular grid
for (int x = 0; x < numcells.X; ++x)
{
// generate rows of tree top to bottom, for draw order
for (int y = numcells.Y - 1; y >= 0; --y)
{
Vector2 cellindexf = new Vector2((float)x, (float)y);
var sprite = new SpriteTile();
// sprite.TextureInfo = tree_tex[rnd1.Next(3)];
sprite.TextureInfo = ObjectsMap;
sprite.TileIndex2D = tree_indexes[rnd1.Next(3)];
// bounds for one cell
Bounds2 gen_bounds = new Bounds2(bounds.Min + cellindexf * cellsize,
bounds.Min + cellindexf * cellsize + cellsize);
// scale gen_bounds to countrols irregularity
gen_bounds = gen_bounds.Scale(new Vector2(0.6f), gen_bounds.Center);
// pick up a random point in that cell
sprite.Position = gen_bounds.Min + gen_bounds.Size * rgen.NextVector2(Math._00, Math._11);
// make the size of the tree match the size of cells, preserve texture ratio
Vector2 aspect = sprite.CalcSizeInPixels() / sprite.CalcSizeInPixels().X;
sprite.Quad.S = cellsize.X * aspect;
// make the sprite bottom center point be the new pivot (for Skew)
sprite.Quad.Centering(TRS.Local.BottomCenter);
// make the trees move in the wind
sprite.Schedule((dt) => {
int hc = sprite.GetHashCode();
System.Random rnd2 = new System.Random(hc);
sprite.Skew = new Vector2(Math.Deg2Rad(1.0f) * FMath.Sin((float)Director.Instance.DirectorTime * 1.0f * rnd2.Next(4096) / 4096.0f),
Math.Deg2Rad(2.0f) * FMath.Sin((float)Director.Instance.DirectorTime * 3.0f * rnd2.Next(4096) / 4096.0f));
});
sprite_list.AddChild(sprite);
}
}
scene.Camera2D.Center += new Vector2(0.0f, 2.0f);
scene.AddChild(sprite_list);
scene.RegisterDisposeOnExit((System.IDisposable)ObjectsMap);
return(scene);
}
