public void Apply()
{
if (IsDepthEnabled)
{
GL.Enable(EnableCap.DepthTest);
GL.DepthFunc(OpenGLFormats.ConvertDepthComparison(DepthComparison));
GL.DepthMask(true);
}
else
{
GL.Disable(EnableCap.DepthTest);
}
}
public unsafe InternalSamplerState(
SamplerAddressMode addressU,
SamplerAddressMode addressV,
SamplerAddressMode addressW,
SamplerFilter filter,
int maxAnisotropy,
RgbaFloat borderColor,
DepthComparison comparison,
int minLod,
int maxLod,
int lodBias,
bool mip)
{
_samplerID = GL.GenSampler();
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureWrapR, (int)OpenGLFormats.VeldridToGLTextureWrapMode(addressU));
Utilities.CheckLastGLError();
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureWrapS, (int)OpenGLFormats.VeldridToGLTextureWrapMode(addressV));
Utilities.CheckLastGLError();
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureWrapT, (int)OpenGLFormats.VeldridToGLTextureWrapMode(addressW));
Utilities.CheckLastGLError();
if (addressU == SamplerAddressMode.Border || addressV == SamplerAddressMode.Border || addressW == SamplerAddressMode.Border)
{
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureBorderColor, (float *)&borderColor);
Utilities.CheckLastGLError();
}
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureMinLod, (float)minLod);
Utilities.CheckLastGLError();
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureMaxLod, (float)maxLod);
Utilities.CheckLastGLError();
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureLodBias, (float)lodBias);
Utilities.CheckLastGLError();
if (filter == SamplerFilter.Anisotropic || filter == SamplerFilter.ComparisonAnisotropic)
{
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureMaxAnisotropyExt, (float)maxAnisotropy);
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureMinFilter, mip ? (int)TextureMinFilter.LinearMipmapLinear : (int)TextureMinFilter.Linear);
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
Utilities.CheckLastGLError();
}
else
{
OpenGLFormats.VeldridToGLTextureMinMagFilter(filter, mip, out TextureMinFilter min, out TextureMagFilter mag);
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureMinFilter, (int)min);
Utilities.CheckLastGLError();
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureMagFilter, (int)mag);
Utilities.CheckLastGLError();
}
if (s_comparisonFilters.Contains(filter))
{
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureCompareMode, (int)TextureCompareMode.CompareRefToTexture);
Utilities.CheckLastGLError();
GL.SamplerParameter(_samplerID, SamplerParameterName.TextureCompareFunc, (int)OpenGLFormats.ConvertDepthComparison(comparison));
Utilities.CheckLastGLError();
}
}
