public BatchItem(TextureCoordinates texcoords, Vector position, Vector size, float rotation)
{
Texcoords = texcoords;
Position = position;
Size = size;
Rotation = rotation;
}
public BatchItem(TextureCoordinates texcoords, ShapeCache cache, Vector position, Vector size, float rotation, Image image, Color color)
{
Cache = cache;
Texcoords = texcoords;
Position = position;
Size = size;
Rotation = rotation;
Image = image;
Color = color;
}
public void Draw(TextureCoordinates c, Vector position, Vector size, float angle)
{
Debug.Assert(beginHasBeenCalled);
if (iTexture >= BufferSize)
{
Flush();
}
Matrix matrix =
Matrix.CreateScale((float)size.X, (float)size.Y, 1f)
* Matrix.CreateRotationZ(angle)
* Matrix.CreateTranslation((float)position.X, (float)position.Y, 0);
Vector3[] transformedPoints = new Vector3[VerticesPerTexture];
for (int i = 0; i < transformedPoints.Length; i++)
{
transformedPoints[i] = Vector3.Transform(Vertices[i], matrix);
}
uint startIndex = (iTexture * VerticesPerTexture);
for (int i = 0; i < VerticesPerTexture; i++)
{
uint bi = (uint)((iTexture * VerticesPerTexture) + i);
vertexBuffer[bi].Position = transformedPoints[i];
}
var color = System.Drawing.Color.FromArgb(255, 255, 255, 255);
// Triangle 1
vertexBuffer[startIndex + 0].TexCoords = new Vector2((float)c.TopLeft.X, (float)c.TopLeft.Y);
vertexBuffer[startIndex + 0].SetColor(color);
vertexBuffer[startIndex + 1].TexCoords = new Vector2((float)c.BottomLeft.X, (float)c.BottomLeft.Y);
vertexBuffer[startIndex + 1].SetColor(color);
vertexBuffer[startIndex + 2].TexCoords = new Vector2((float)c.TopRight.X, (float)c.TopRight.Y);
vertexBuffer[startIndex + 2].SetColor(color);
// Triangle 2
vertexBuffer[startIndex + 3].TexCoords = new Vector2((float)c.BottomLeft.X, (float)c.BottomLeft.Y);
vertexBuffer[startIndex + 3].SetColor(color);
vertexBuffer[startIndex + 4].TexCoords = new Vector2((float)c.BottomRight.X, (float)c.BottomRight.Y);
vertexBuffer[startIndex + 4].SetColor(color);
vertexBuffer[startIndex + 5].TexCoords = new Vector2((float)c.TopRight.X, (float)c.TopRight.Y);
vertexBuffer[startIndex + 5].SetColor(color);
iTexture++;
}
public void AddImage(Matrix4x4 matrix, Image image, TextureCoordinates texcoords, Vector position, Vector size, float rotation)
{
if (!ImageBatches.ContainsKey(image))
{
ImageBatches.Add(image, new Dictionary <Matrix4x4, List <BatchItem> >());
}
Dictionary <Matrix4x4, List <BatchItem> > batch = ImageBatches[image];
if (batch.TryGetValue(matrix, out List <BatchItem> list))
{
if (list == null)
{
list = new List <BatchItem>();
batch[matrix] = list;
}
list.Add(new BatchItem(texcoords, position, size, rotation));
}
else
{
batch.Add(matrix, new List <BatchItem>());
batch[matrix].Add(new BatchItem(texcoords, position, size, rotation));
}
}
public void AddShader(Matrix4x4 matrix, IShader shader, Image image, TextureCoordinates texcoords, Vector position, Vector size, float rotation)
{
AddShader(matrix, shader, image, default, null, texcoords, position, size, rotation);
