public Entities(GLProgram program, SceneGraph scene)
: base(program)
{
var numPointLights = 0;
var plights = new LightingShaders.PointLight[4];
using (program.Scope())
{
foreach (var pointLight in scene.Root.Traverse().OfType <PointLight> ())
{
plights[numPointLights++] = new LightingShaders.PointLight
{
position = pointLight.Position,
intensity = pointLight.Intensity,
linearAttenuation = pointLight.LinearAttenuation,
quadraticAttenuation = pointLight.QuadraticAttenuation
};
}
pointLights &= plights;
var samp = new Sampler2D[4];
for (int i = 0; i < samp.Length; i++)
{
samp[i] = new Sampler2D(i + 1).LinearFiltering().ClampToEdges(Axes.All);
}
samplers &= samp;
diffuseMap &= new SamplerCube(5).LinearFiltering().ClampToEdges(Axes.All);
lighting = new LightingUniforms(program, scene);
transforms = new TransformUniforms(program);
shadows = new CascadedShadowUniforms(program,
new Sampler2DArray(0).LinearFiltering().ClampToEdges(Axes.All));
}
}
public Materials(GLProgram program)
: base(program)
{
using (program.Scope())
{
transforms = new TransformUniforms(program);
diffuseMap &= new Sampler2D(0).LinearFiltering();
normalMap &= new Sampler2D(1).LinearFiltering();
heightMap &= new Sampler2D(2).LinearFiltering();
}
}
private Terrain(GLProgram program, SceneGraph scene, Vec3 skyCol)
: base(program)
{
transforms = new TransformUniforms(program);
lighting = new LightingUniforms(program, scene);
shadows = new CascadedShadowUniforms(program,
new Sampler2DArray(0).LinearFiltering().ClampToEdges(Axes.All));
using (program.Scope())
{
skyColor &= skyCol;
sandSampler &= new Sampler2D(1);
rockSampler &= new Sampler2D(2);
grassSampler &= new Sampler2D(3);
}
}
public LightingUniforms(GLProgram program, SceneGraph scene)
: base(program)
{
using (program.Scope())
{
var gl = scene.GlobalLighting;
if (gl != null)
{
globalLighting &= new LightingShaders.GlobalLight()
{
ambientLightIntensity = gl.AmbientLightIntensity,
maxintensity = gl.MaxIntensity,
inverseGamma = 1f / gl.GammaCorrection
};
}
}
}
public CascadedShadowUniforms(GLProgram program, Sampler2DArray sampler) : base(program)
{
using (program.Scope())
csmShadowMap &= sampler;
}
public ShadowUniforms(GLProgram program, Sampler2D sampler) : base(program)
{
using (program.Scope())
shadowMap &= sampler;
}
private Skybox(GLProgram program) : base(program)
{
using (program.Scope())
cubeMap &= new SamplerCube(0).LinearFiltering().ClampToEdges(Axes.All);
}
public TextureUniforms(GLProgram program, Sampler2D sampler) : base(program)
{
using (program.Scope())
textureMap &= sampler;
}
public CascadedShadowUniforms(GLProgram program, Sampler2DArray sampler)
: base(program)
{
using (program.Scope ())
csmShadowMap &= sampler;
}
public ShadowUniforms(GLProgram program, Sampler2D sampler)
: base(program)
{
using (program.Scope ())
shadowMap &= sampler;
}
public Materials(GLProgram program)
: base(program)
{
using (program.Scope ())
{
transforms = new TransformUniforms (program);
diffuseMap &= new Sampler2D (0).LinearFiltering ().ClampToEdges (Axes.All);
normalMap &= new Sampler2D (1).LinearFiltering ().ClampToEdges (Axes.All);
}
}
public LightingUniforms(GLProgram program, SceneGraph scene)
: base(program)
{
using (program.Scope ())
{
var gl = scene.GlobalLighting;
if (gl != null)
{
globalLighting &= new LightingShaders.GlobalLight ()
{
ambientLightIntensity = gl.AmbientLightIntensity,
maxintensity = gl.MaxIntensity,
inverseGamma = 1f / gl.GammaCorrection
};
}
}
}
private Skybox(GLProgram program)
: base(program)
{
using (program.Scope ())
cubeMap &= new SamplerCube (0).LinearFiltering ().ClampToEdges (Axes.All);
}
