static GpuMaterialPass GetMaterialPass()
{
if (materialPass == null)
{
//generate compile arguments
var generalDefines = new List <(string, string)>();
//vertex program
GpuProgram vertexProgram = GpuProgramManager.GetProgram($"Skybox_Vertex_", GpuProgramType.Vertex,
$@"Base\Shaders\Skybox_vs.sc", generalDefines, out var error);
if (!string.IsNullOrEmpty(error))
{
Log.Warning(error);
return(null);
}
//fragment program
GpuProgram fragmentProgram = GpuProgramManager.GetProgram($"Skybox_Fragment_", GpuProgramType.Fragment,
$@"Base\Shaders\Skybox_fs.sc", generalDefines, out error);
if (!string.IsNullOrEmpty(error))
{
Log.Warning(error);
return(null);
}
var pass = new GpuMaterialPass(vertexProgram, fragmentProgram);
pass.CullingMode = CullingMode.None;
pass.DepthCheck = true;
pass.DepthWrite = false;
materialPass = pass;
}
return(materialPass);
}
static GpuMaterialPass GetMaterialPass(bool cube)
{
if (cube && materialPassCube == null || !cube && materialPass2D == null)
{
//generate compile arguments
var generalDefines = new List <(string, string)>();
if (!cube)
{
generalDefines.Add(("USE_2D", ""));
}
//vertex program
GpuProgram vertexProgram = GpuProgramManager.GetProgram($"Skybox_Vertex_", GpuProgramType.Vertex,
$@"Base\Shaders\Skybox_vs.sc", generalDefines, out var error);
if (!string.IsNullOrEmpty(error))
{
Log.Warning(error);
return(null);
}
//fragment program
GpuProgram fragmentProgram = GpuProgramManager.GetProgram($"Skybox_Fragment_", GpuProgramType.Fragment,
$@"Base\Shaders\Skybox_fs.sc", generalDefines, out error);
if (!string.IsNullOrEmpty(error))
{
Log.Warning(error);
return(null);
}
var pass = new GpuMaterialPass(vertexProgram, fragmentProgram);
pass.CullingMode = CullingMode.None;
pass.DepthCheck = true;
pass.DepthWrite = false;
if (cube)
{
materialPassCube = pass;
}
else
{
materialPass2D = pass;
}
}
return(cube ? materialPassCube : materialPass2D);
}