public LightManager()
{
skyboxshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/SkyBoxVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/SkyBoxFragment.glsl", ShaderType.FragmentShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/GammaCorrection.glsl", ShaderType.FragmentShader))
.Link();
ambientlightshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/PostProgressVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/Light/AmbientLightFragment.glsl", ShaderType.FragmentShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/GammaCorrection.glsl", ShaderType.FragmentShader))
.Link();
directionallightshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/PostProgressVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/Light/DirectionalLightFragment.glsl", ShaderType.FragmentShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/GammaCorrection.glsl", ShaderType.FragmentShader))
.Link();
pointlightshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/Light/PointLightVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/Light/PointLightFragment.glsl", ShaderType.FragmentShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/GammaCorrection.glsl", ShaderType.FragmentShader))
.Link();
spotlightshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/Light/SpotLightVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/Light/SpotLightFragment.glsl", ShaderType.FragmentShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/GammaCorrection.glsl", ShaderType.FragmentShader))
.Link();
lightrenderer = new GenericLightRenderer();
}
public LightScatteringRenderer(int width, int height)
{
skyboxshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/SkyBoxVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/SunSkyBoxFragment.glsl", ShaderType.FragmentShader))
.Link();
radialblurshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/PostProgressVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/RadialBlurFragment.glsl", ShaderType.FragmentShader))
.Link();
finalshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/PostProgressVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/LightScatteringFragment.glsl", ShaderType.FragmentShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/GammaCorrection.glsl", ShaderType.FragmentShader))
.Link();
colortexture = new Texture2D(width / 2, height / 2, PixelInternalFormat.R16, PixelFormat.Red, PixelType.UnsignedByte);
colortexture.SetFiltering(TextureMinFilter.Linear, TextureMagFilter.Linear);
framebuffer = new Framebuffer()
.AttachTexture(colortexture, FramebufferAttachment.ColorAttachment0);
framebuffer.CheckStatus();
framebuffer.Unbind();
colortexture2 = new Texture2D(width / 4, height / 4, PixelInternalFormat.R16, PixelFormat.Red, PixelType.UnsignedByte);
colortexture2.SetFiltering(TextureMinFilter.Linear, TextureMagFilter.Linear);
framebuffer2 = new Framebuffer()
.AttachTexture(colortexture2, FramebufferAttachment.ColorAttachment0);
framebuffer2.CheckStatus();
framebuffer2.Unbind();
this.width = width;
this.height = height;
}
private void LoadGame(object sender, EventArgs e)
{
GL.ClearColor(0, 0, 0, 0);
GL.Enable(EnableCap.DepthTest);
GL.Enable(EnableCap.ProgramPointSize);
GL.Enable(EnableCap.CullFace);
GL.PointSize(5);
worldshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/WorldVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/WorldFragment.glsl", ShaderType.FragmentShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/WorldGeometry.glsl", ShaderType.GeometryShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/GammaCorrection.glsl", ShaderType.VertexShader))
.Link();
ppshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/PostProgressVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/PostProgressFragment.glsl", ShaderType.FragmentShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/GammaCorrection.glsl", ShaderType.FragmentShader))
.Link();
gaussianblurshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/PostProgressVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/GaussianBlurFragment.glsl", ShaderType.FragmentShader))
.Link();
bloomshader = new GLSLProgram()
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/PostProgressVertex.glsl", ShaderType.VertexShader))
.AttachShaderAndDelete(GLSLShader.FromFile("./Data/Shader/FX/BloomFragment.glsl", ShaderType.FragmentShader))
.Link();
gDepth = new Texture2D(Width, Height, PixelInternalFormat.DepthComponent32f, PixelFormat.DepthComponent, PixelType.Float);
gPosition = new Texture2D(Width, Height, PixelInternalFormat.Rgb32f, PixelFormat.Rgb, PixelType.Float);
gNormal = new Texture2D(Width, Height, PixelInternalFormat.Rgb16f, PixelFormat.Rgb, PixelType.HalfFloat);
gAlbedo = new Texture2D(Width, Height, PixelInternalFormat.Rgb, PixelFormat.Rgb, PixelType.UnsignedByte);
gLight = new Texture2D(Width, Height, PixelInternalFormat.Rgb, PixelFormat.Rgb, PixelType.UnsignedByte);
gBuffer = new Framebuffer()
.AttachTexture(gDepth, FramebufferAttachment.DepthAttachment)
.AttachTexture(gPosition, FramebufferAttachment.ColorAttachment0)
.AttachTexture(gNormal, FramebufferAttachment.ColorAttachment1)
.AttachTexture(gAlbedo, FramebufferAttachment.ColorAttachment2)
.AttachTexture(gLight, FramebufferAttachment.ColorAttachment3);
GL.DrawBuffers(4, new DrawBuffersEnum[] { DrawBuffersEnum.ColorAttachment0, DrawBuffersEnum.ColorAttachment1, DrawBuffersEnum.ColorAttachment2, DrawBuffersEnum.ColorAttachment3 });
gBuffer.CheckStatus();
gBuffer.Unbind();
lightTexture = new Texture2D(Width, Height, PixelInternalFormat.Rgb16f, PixelFormat.Rgb, PixelType.HalfFloat);
lightTexture.SetWarpMode(TextureWrapMode.ClampToEdge);
lightBuffer = new Framebuffer()
.AttachTexture(lightTexture, FramebufferAttachment.ColorAttachment0);
lightBuffer.CheckStatus();
lightBuffer.Unbind();
lightManager = new LightManager();
for (int i = 0; i < 2; i++)
{
blurTexture[i] = new Texture2D((int)(Width / 2f), (int)(Height / 2f), PixelInternalFormat.Rgb16f, PixelFormat.Rgb, PixelType.HalfFloat);
blurTexture[i].SetFiltering(TextureMinFilter.Linear, TextureMagFilter.Linear);
blurFramebuffer[i] = new Framebuffer().AttachTexture(blurTexture[i], FramebufferAttachment.ColorAttachment0);
if (!blurFramebuffer[i].CheckStatus())
{
Console.WriteLine("Framebuffer error");
}
blurFramebuffer[i].Unbind();
}
bloomTexture = new Texture2D((int)(Width / 1f), (int)(Height / 1f), PixelInternalFormat.Rgb16f, PixelFormat.Rgb, PixelType.HalfFloat);
bloomTexture.SetFiltering(TextureMinFilter.Linear, TextureMagFilter.Linear);
bloomFramebuffer = new Framebuffer().AttachTexture(bloomTexture, FramebufferAttachment.ColorAttachment0);
if (!bloomFramebuffer.CheckStatus())
{
Console.WriteLine("Framebuffer error");
}
bloomFramebuffer.Unbind();
model = new ModelBatch();
lsr = new LightScatteringRenderer(Width, Height);
}