public UIRenderer(Spritebatch2D texture)
{
Texture = texture;
Window.Changed += () => {
matrix = new Matrix(Window.ProjectionSize, MIN_DEPTH, MAX_DEPTH);
};
matrix = new Matrix(Window.ProjectionSize, MIN_DEPTH, MAX_DEPTH);
preVertexBuffer = new CachedGPUBuffer(3, MAX_QUADS_PER_BUFFER, PrimitiveType.Quad);
preTextureBuffer = new CachedGPUBuffer(2, MAX_QUADS_PER_BUFFER, PrimitiveType.Quad);
preColorBuffer = new CachedGPUBuffer(4, MAX_QUADS_PER_BUFFER, PrimitiveType.Quad);
postVertexBuffer = new CachedGPUBuffer(3, MAX_QUADS_PER_BUFFER, PrimitiveType.Quad);
postTextureBuffer = new CachedGPUBuffer(2, MAX_QUADS_PER_BUFFER, PrimitiveType.Quad);
postColorBuffer = new CachedGPUBuffer(4, MAX_QUADS_PER_BUFFER, PrimitiveType.Quad);
IndexBuffer sharedIndexBuffer = new IndexBuffer(MAX_QUADS_PER_BUFFER);
preBuffer = new BufferBatch(sharedIndexBuffer, preVertexBuffer, preColorBuffer, preTextureBuffer);
postBuffer = new BufferBatch(sharedIndexBuffer, postVertexBuffer, postColorBuffer, postTextureBuffer);
preBufferLength = postBufferLength = 0;
preRenderCount = postRenderCount = 0;
preBufferChanged = postBufferChanged = false;
preBufferEntries = new Dictionary <Element, BufferEntry>( );
postBufferEntries = new Dictionary <Element, BufferEntry>( );
updateQueue = new Queue <Element>( );
}
public static void Init()
{
startPositions = new int[] { 0, 0, 0 };
renderCount = 0;
vertexCount = 0;
updateQueue = new Queue <UIItem>();
IndexBuffer sharedIndexBuffer = new IndexBuffer(MAX_QUADS);
vertexBuffer = new CachedGPUBuffer(2, MAX_QUADS, BufferPrimitiveType.Quad);
textureBuffer = new CachedGPUBuffer(2, MAX_QUADS, BufferPrimitiveType.Quad);
colorBuffer = new CachedGPUBuffer(4, MAX_QUADS, BufferPrimitiveType.Quad);
buffer = new BufferBatch(sharedIndexBuffer, vertexBuffer, colorBuffer, textureBuffer);
uiItems = new Dictionary <Layer, List <UIItem> >();
uiItemsOffset = new Dictionary <Layer, int>();
indexUsage = new List <Tuple <UIItem, int> >[] { new List <Tuple <UIItem, int> >(), new List <Tuple <UIItem, int> >(), new List <Tuple <UIItem, int> >() };
}
private void Window_Changed()
{
matrix.UpdateProjection(Window.ProjectionSize);
matrix.CalculateMVP();
if (2 * Window.Ratio / DRAW_WIDTH != VertexSize)
{
VertexSize = 2 * Window.Ratio / DRAW_WIDTH;
DrawSize = new Size(DRAW_WIDTH + 2, Mathi.Ceil(DRAW_WIDTH / Window.Ratio + 1));
drawThreshold = new Vector2(DrawSize.Width / 2f, DrawSize.Height / 2f);
mainBuffer?.Dispose();
mainTextureBuffer = new CachedGPUBuffer(2, DrawSize.Area * 2, BufferPrimitiveType.Quad);
mainBuffer = new BufferBatch(new IndexBuffer(DrawSize.Area * 2), new GPUBuffer(2, DrawSize.Area * 2, BufferPrimitiveType.Quad, GenerateMainVerticies()), mainTextureBuffer);
foregroundBuffer?.Dispose();
foregroundTextureBuffer = new CachedGPUBuffer(2, DrawSize.Area, BufferPrimitiveType.Quad);
foregroundBuffer = new BufferBatch(new IndexBuffer(DrawSize.Area), new GPUBuffer(2, DrawSize.Area, BufferPrimitiveType.Quad, GenerateForegroundVerticies()), foregroundTextureBuffer);
UpdateTextureBuffer();
}
}
