private void RenderToTexture()
{
if (FrameSize.X > 0 && FrameSize.Y > 0)
{
RenderTexture.SetAsRenderTarget();
Renderer.PushState(
RenderState.Viewport |
RenderState.World |
RenderState.View |
RenderState.Projection |
RenderState.DepthState |
RenderState.ScissorState |
RenderState.StencilState |
RenderState.CullMode |
RenderState.Transform2);
try {
Renderer.ScissorState = ScissorState.ScissorDisabled;
Renderer.StencilState = StencilState.Default;
Renderer.Viewport = new Viewport(0, 0, RenderTexture.ImageSize.Width, RenderTexture.ImageSize.Height);
Renderer.Clear(new Color4(0, 0, 0, 0));
Renderer.World = Renderer.View = Matrix44.Identity;
Renderer.SetOrthogonalProjection(0, 0, FrameSize.X, FrameSize.Y);
Renderer.DepthState = DepthState.DepthDisabled;
Renderer.CullMode = CullMode.None;
Renderer.Transform2 = LocalToWorldTransform.CalcInversed();
Objects.Render();
} finally {
RenderTexture.RestoreRenderTarget();
Renderer.PopState();
}
}
}
public void SetAsRenderTarget()
{
if (texture == null)
{
texture = LoadTexture();
}
texture.SetAsRenderTarget();
}
internal void RenderToTexture(ITexture renderTargetTexture, ITexture sourceTexture, IMaterial material, Color4 color, Color4 backgroundColor, Size?customViewportSize = null, Vector2?customUV1 = null)
{
var vs = customViewportSize ?? ViewportSize;
var uv1 = customUV1 ?? ProcessedUV1;
if (ProcessedViewport.Width != vs.Width || ProcessedViewport.Height != vs.Height)
{
Renderer.Viewport = ProcessedViewport = new Viewport(0, 0, vs.Width, vs.Height);
}
renderTargetTexture.SetAsRenderTarget();
try {
Renderer.Clear(backgroundColor);
Renderer.DrawSprite(sourceTexture, null, material, color, Vector2.Zero, TextureSize, Vector2.Zero, uv1, Vector2.Zero, Vector2.Zero);
} finally {
renderTargetTexture.RestoreRenderTarget();
}
}
public static void RenderToTexture(this Widget widget, ITexture texture, RenderChain renderChain, bool clearRenderTarget = true)
{
if (widget.Width > 0 && widget.Height > 0)
{
texture.SetAsRenderTarget();
Renderer.PushState(
RenderState.ScissorState |
RenderState.View |
RenderState.World |
RenderState.View |
RenderState.Projection |
RenderState.DepthState |
RenderState.CullMode |
RenderState.Transform2);
Renderer.ScissorState = ScissorState.ScissorDisabled;
Renderer.Viewport = new Viewport(0, 0, texture.ImageSize.Width, texture.ImageSize.Height);
if (clearRenderTarget)
{
Renderer.Clear(new Color4(0, 0, 0, 0));
}
Renderer.World = Matrix44.Identity;
Renderer.View = Matrix44.Identity;
Renderer.SetOrthogonalProjection(0, 0, widget.Width, widget.Height);
Renderer.DepthState = DepthState.DepthDisabled;
Renderer.CullMode = CullMode.None;
Renderer.Transform2 = widget.LocalToWorldTransform.CalcInversed();
try {
for (var node = widget.FirstChild; node != null; node = node.NextSibling)
{
node.RenderChainBuilder?.AddToRenderChain(renderChain);
}
renderChain.Render();
} finally {
renderChain.Clear();
}
Renderer.PopState();
texture.RestoreRenderTarget();
}
}