protected override void InitializeService()
{
if (RenderStack.Graphics.Configuration.canUseFramebufferObject)
{
framebuffer = FramebufferFactory.Create(size, size);
framebuffer.AttachTexture(
FramebufferAttachment.ColorAttachment0,
PixelFormat.Red,
PixelInternalFormat.Rgb8
//PixelInternalFormat.R8
//PixelInternalFormat.Rgb32f
);
framebuffer.AttachRenderBuffer(
FramebufferAttachment.DepthAttachment,
//PixelFormat.DepthComponent,
RenderbufferStorage.DepthComponent24,
0
);
framebuffer.Begin();
framebuffer.Check();
framebuffer.End();
}
camera.Projection.ProjectionType = ProjectionType.Other;
camera.Projection.NearParameter.X = 0.01f;
}
public void Render(Matrix4 cameraTransform, Group renderGroup)
{
renderer.Requested.Viewport = framebuffer.Viewport;
framebuffer.Begin();
framebuffer.Check();
// \todo Use render state
GL.Disable(EnableCap.PolygonOffsetFill);
Vector3 positionInWorld = cameraTransform.TransformPoint(new Vector3(0.0f, 0.0f, 0.0f));
camera.Frame.Parent = null;
camera.Frame.LocalToParent.Set(cameraTransform);
camera.Frame.LocalToWorld.Set(cameraTransform);
renderer.Requested.Camera = camera;
//camera.Frame.UpdateHierarchical();
GL.Viewport(
(int)renderer.Requested.Viewport.X,
(int)renderer.Requested.Viewport.Y,
(int)renderer.Requested.Viewport.Width,
(int)renderer.Requested.Viewport.Height
);
GL.ClearColor(0.0f, 0.0f, 0.0f, 1.0f);
/*GL.ClearStencil(0);
* GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit | ClearBufferMask.StencilBufferBit);*/
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
//Renderer.RenderGroupBasic(Renderer.RenderGroup, Renderer.Programs.Hemispherical, MeshMode.PolygonFill);
renderer.CurrentGroup = renderGroup;
renderer.Requested.Program = null; // \todo fixme renderer.Programs["EqualArea"];
renderer.Requested.MeshMode = MeshMode.PolygonFill;
renderer.RenderGroup();
framebuffer.End();
Texture.GenerateMipmap();
// Area of disk, radius r : Pi * r * r = edge * edge * 0.25 * Pi
// Area of texture : edge * edge
//
// Hemispherical disc covers ~0.78 of the texture.
}
private void CreateFramebuffers()
{
framebuffer = FramebufferFactory.Create(renderer.Width, renderer.Height);
framebuffer.AttachRenderBuffer(
FramebufferAttachment.ColorAttachment0,
//PixelFormat.RedInteger,
RenderbufferStorage.R16f,
0
);
framebuffer.AttachRenderBuffer(
FramebufferAttachment.DepthAttachment,
//PixelFormat.DepthComponent,
RenderbufferStorage.DepthComponent32,
0
);
framebuffer.Begin();
framebuffer.Check();
framebuffer.End();
}
public void CreateWindowSizeResources()
{
System.Diagnostics.Debug.WriteLine("CreateWindowSizeResources()");
@default = FramebufferFactory.Create(window);
if (Configuration.gammaCorrect)
{
bool sRgbEnable = GL.IsEnabled(EnableCap.FramebufferSrgb);
linear = FramebufferFactory.Create(window.Width, window.Height);
int samples = 4;
linear.AttachRenderBuffer(
FramebufferAttachment.ColorAttachment0,
PixelFormat.Rgb,
RenderbufferStorage.Rgb32f,
samples
);
linear.AttachRenderBuffer(
FramebufferAttachment.DepthAttachment,
PixelFormat.DepthComponent,
RenderbufferStorage.DepthComponent32,
samples
);
linear.Begin();
linear.Check();
linear.End();
multisampleResolve = FramebufferFactory.Create(window.Width, window.Height);
multisampleResolve.AttachTexture(
FramebufferAttachment.ColorAttachment0,
PixelFormat.Rgb,
PixelInternalFormat.Rgb32f
);
multisampleResolve.Begin();
multisampleResolve.Check();
multisampleResolve.End();
}
System.Diagnostics.Debug.WriteLine("CreateWindowSizeResources() done");
}
private void CreateFramebuffers()
{
if (useFramebuffer == false)
{
return;
}
framebuffer = FramebufferFactory.Create(renderer.Width, renderer.Height);
if (RenderStack.Graphics.Configuration.useIntegerPolygonIDs)
{
framebuffer.AttachRenderBuffer(
FramebufferAttachment.ColorAttachment0,
//PixelFormat.RedInteger,
RenderbufferStorage.R32ui,
0
);
}
else
{
framebuffer.AttachRenderBuffer(
FramebufferAttachment.ColorAttachment0,
//PixelFormat.Rgb,
RenderbufferStorage.Rgb8,
0
);
}
framebuffer.AttachRenderBuffer(
FramebufferAttachment.DepthAttachment,
//PixelFormat.DepthComponent,
RenderbufferStorage.DepthComponent32,
0
);
framebuffer.Begin();
framebuffer.Check();
framebuffer.End();
}
public void SetLightCount(int n)
{
if (n == currentLightCount)
{
return;
}
currentLightCount = n;
// \todo if n < currentLightCount ?
if (RenderStack.Graphics.Configuration.useGl1 == true)
{
return;
}
if (shadow != null)
{
shadow.Dispose();
}
shadow = FramebufferFactory.Create(Configuration.shadowResolution, Configuration.shadowResolution);
if (example.Renderer.Configuration.hardwareShadowPCF)
{
shadowAttachment = FramebufferAttachment.DepthAttachment;
var texture = shadow.AttachTextureArray(
FramebufferAttachment.DepthAttachment,
PixelFormat.DepthComponent,
PixelInternalFormat.DepthComponent,
n
);
}
else
{
shadowAttachment = FramebufferAttachment.ColorAttachment0;
if (
(RenderStack.Graphics.Configuration.canUseTextureArrays) &&
(RenderStack.Graphics.Configuration.glslVersion >= 330)
)
{
shadow.AttachTextureArray(
FramebufferAttachment.ColorAttachment0,
PixelFormat.Red,
//PixelInternalFormat.R16f,
PixelInternalFormat.R32f,
n
);
}
else
{
shadow.AttachTexture(
FramebufferAttachment.ColorAttachment0,
PixelFormat.Red,
//PixelInternalFormat.R16f,
PixelInternalFormat.R32f
);
}
shadow.AttachRenderBuffer(
FramebufferAttachment.DepthAttachment,
//PixelFormat.DepthComponent,
RenderbufferStorage.DepthComponent32,
0
);
}
shadow.Begin();
shadow.Check();
shadow.End();
var noShadow = materialManager.Textures["NoShadow"] = new TextureGL(
1, 1, PixelFormat.Red, PixelInternalFormat.R16f, n
);
System.Single[] whiteData = new System.Single[n];
for (int i = 0; i < n; ++i)
{
whiteData[i] = 1.0f;
}
noShadow.Upload(whiteData, 0);
}
