public Heatmap(ShaderManager shaderMan, SurfaceManager surfaceMan)
{
this.texture = new Texture();
this.texture.Resize(size, size, PixelInternalFormat.R32f);
this.texture.SetParameters(TextureMinFilter.Linear, TextureMagFilter.Linear,
TextureWrapMode.ClampToBorder, TextureWrapMode.ClampToBorder);
this.renderTarget = new RenderTarget(this.texture);
this.tempTexture = new Texture();
this.tempTexture.Resize(size, size, PixelInternalFormat.R32f);
this.tempTexture.SetParameters(TextureMinFilter.Linear, TextureMagFilter.Linear,
TextureWrapMode.ClampToBorder, TextureWrapMode.ClampToBorder);
this.tempRenderTarget = new RenderTarget(this.tempTexture);
var sampleStep = 1f / size;
var blurShader = shaderMan.MakeShaderProgram("blur");
blurHSurface = new PostProcessSurface();
blurHSurface.AddSettings(
new Vector2Uniform("sampleStep", new Vector2(sampleStep, 0)),
new TextureUniform("diffuse", texture)
);
blurShader.UseOnSurface(this.blurHSurface);
blurVSurface = new PostProcessSurface();
blurVSurface.AddSettings(
new Vector2Uniform("sampleStep", new Vector2(0, sampleStep)),
new TextureUniform("diffuse", tempTexture)
);
blurShader.UseOnSurface(this.blurVSurface);
var spectrum = new Texture("data/images/spectrum.png");
spectrum.SetParameters(TextureMinFilter.Linear, TextureMagFilter.Linear,
TextureWrapMode.ClampToEdge, TextureWrapMode.ClampToEdge);
this.heatSurface = new IndexedSurface <HeatmapVertex>();
heatSurface.AddSettings(
new TextureUniform("heatmap", this.texture),
new TextureUniform("spectrum", spectrum, TextureUnit.Texture1),
surfaceMan.ModelviewMatrix,
surfaceMan.ProjectionMatrix
);
shaderMan.MakeShaderProgram("render-heatmap").UseOnSurface(this.heatSurface);
this.heatGeo = new HeatmapGeometry(this.heatSurface);
}
public IndexedSurface <WallVertex> MakeLevelGeometrySurface()
{
var surface = new IndexedSurface <WallVertex>
{
ClearOnRender = false,
IsStatic = true,
};
surface.AddSettings(
this.gameModelview,
this.gameProjection
);
this.shaders.Wall.UseOnSurface(surface);
return(surface);
}
public IndexedSurface <DeferredAmbientLightVertex> MakeAmbientLightSurface()
{
var surface = new IndexedSurface <DeferredAmbientLightVertex>
{
ClearOnRender = false,
IsStatic = true,
};
surface.AddSettings(
this.gameModelview,
this.gameProjection,
SurfaceBlendSetting.Add,
this.deferredBuffer
);
this.shaders.AmbientLight.UseOnSurface(surface);
return(surface);
}