private static void LoadPBRMaps(SF.Shader shader)
{
GL.ActiveTexture(TextureUnit.Texture0 + 26);
RenderTools.specularPbr.Bind();
GL.Uniform1(shader.GetUniformLocation("specularIbl"), 26);
// GL.GenerateMipmap(GenerateMipmapTarget.TextureCubeMap);
// PBR IBL
GL.ActiveTexture(TextureUnit.Texture0 + 25);
RenderTools.diffusePbr.Bind();
GL.Uniform1(shader.GetUniformLocation("irradianceMap"), 25);
GL.ActiveTexture(TextureUnit.Texture0 + 27);
RenderTools.brdfPbr.Bind();
GL.Uniform1(shader.GetUniformLocation("brdfLUT"), 27);
}
private static bool TextureUniform(SF.Shader shader, FMAT mat, string name, MatTexture mattex)
{
if (mattex.textureState == STGenericMatTexture.TextureState.Binded)
{
return(true);
}
// Bind the texture and create the uniform if the material has the right textures.
bool IsBound = BindTexture(mattex, mat, shader, mat.GetResFileU() != null);
int texId = mattex.textureUnit + 1;
if (IsBound)
{
GL.Uniform1(shader.GetUniformLocation(name), texId);
}
else
{
return(false);
}
return(true);
}
private static void SetTextureUniforms(FMAT mat, FSHP m, SF.Shader shader)
{
GL.ActiveTexture(TextureUnit.Texture0 + 1);
GL.BindTexture(TextureTarget.Texture2D, RenderTools.defaultTex.RenderableTex.TexID);
GL.ActiveTexture(TextureUnit.Texture11);
GL.Uniform1(shader.GetUniformLocation("weightRamp1"), 11);
GL.BindTexture(TextureTarget.Texture2D, RenderTools.BoneWeightGradient.Id);
GL.ActiveTexture(TextureUnit.Texture12);
GL.Uniform1(shader.GetUniformLocation("weightRamp2"), 12);
GL.BindTexture(TextureTarget.Texture2D, RenderTools.BoneWeightGradient2.Id);
GL.Uniform1(shader.GetUniformLocation("debugOption"), 2);
GL.ActiveTexture(TextureUnit.Texture10);
GL.Uniform1(shader.GetUniformLocation("UVTestPattern"), 10);
GL.BindTexture(TextureTarget.Texture2D, RenderTools.uvTestPattern.RenderableTex.TexID);
GL.Uniform1(shader.GetUniformLocation("normalMap"), 0);
GL.Uniform1(shader.GetUniformLocation("BakeShadowMap"), 0);
shader.SetInt("RedChannel", 0);
shader.SetInt("GreenChannel", 1);
shader.SetInt("BlueChannel", 2);
shader.SetInt("AlphaChannel", 3);
LoadPBRMaps(shader);
for (int t = 0; t < mat.TextureMaps.Count; t++)
{
MatTexture matex = (MatTexture)mat.TextureMaps[t];
if (matex.Type == MatTexture.TextureType.Diffuse)
{
mat.HasDiffuseMap = TextureUniform(shader, mat, "DiffuseMap", matex);
}
else if (matex.Type == MatTexture.TextureType.Normal)
{
mat.HasNormalMap = TextureUniform(shader, mat, "NormalMap", matex);
}
else if (matex.Type == MatTexture.TextureType.Emission)
{
mat.HasEmissionMap = TextureUniform(shader, mat, "EmissionMap", matex);
}
else if (matex.Type == MatTexture.TextureType.Specular)
{
mat.HasSpecularMap = TextureUniform(shader, mat, "SpecularMap", matex);
}
else if (matex.Type == MatTexture.TextureType.Shadow)
{
mat.HasShadowMap = TextureUniform(shader, mat, "BakeShadowMap", matex);
}
else if (matex.Type == MatTexture.TextureType.Light)
{
mat.HasLightMap = TextureUniform(shader, mat, "BakeLightMap", matex);
}
else if (matex.Type == MatTexture.TextureType.Metalness)
{
mat.HasMetalnessMap = TextureUniform(shader, mat, "MetalnessMap", matex);
}
else if (matex.Type == MatTexture.TextureType.Roughness)
{
mat.HasRoughnessMap = TextureUniform(shader, mat, "RoughnessMap", matex);
}
else if (matex.Type == MatTexture.TextureType.TeamColor)
{
mat.HasTeamColorMap = TextureUniform(shader, mat, "TeamColorMap", matex);
}
else if (matex.Type == MatTexture.TextureType.Transparency)
{
mat.HasTransparencyMap = TextureUniform(shader, mat, "TransparencyMap", matex);
}
else if (matex.Type == MatTexture.TextureType.DiffuseLayer2)
{
mat.HasDiffuseLayer = TextureUniform(shader, mat, "DiffuseLayer", matex);
}
else if (matex.Type == MatTexture.TextureType.SphereMap)
{
mat.HasSphereMap = mat.HasSphereMap = TextureUniform(shader, mat, "SphereMap", matex);
}
else if (matex.Type == MatTexture.TextureType.SubSurfaceScattering)
{
mat.HasSubSurfaceScatteringMap = TextureUniform(shader, mat, "SubSurfaceScatteringMap", matex);
}
else if (matex.Type == MatTexture.TextureType.MRA)
{
mat.HasMRA = TextureUniform(shader, mat, "MRA", matex);
}
}
SetDefaultTextureAttributes(mat, shader);
}
