private static UniformInfo CreateUniformInfo(ActiveUniform uniform)
{
var type = GetUniformType(uniform);
var size = GetUniformSize(uniform);
return(new UniformInfo(uniform.Name, type, size, uniform.Size));
}
static void PrintUniform(ActiveUniform uniform, string indent)
{
var message = $"{indent}U {uniform.Index} \"{uniform.Name}\" ({uniform.Size} x {uniform.Type})";
if (uniform.Offset != -1)
{
message += $" @ {uniform.Offset} bytes";
}
Log.Debug(message);
}
private static UniformType GetUniformType(ActiveUniform uniform)
{
UniformType type;
switch (uniform.Type)
{
case ActiveUniformType.Bool:
case ActiveUniformType.BoolVec2:
case ActiveUniformType.BoolVec3:
case ActiveUniformType.BoolVec4:
type = UniformType.Bool;
break;
case ActiveUniformType.Matrix2:
case ActiveUniformType.Matrix2x3:
case ActiveUniformType.Matrix2x4:
case ActiveUniformType.Matrix3x2:
case ActiveUniformType.Matrix3:
case ActiveUniformType.Matrix3x4:
case ActiveUniformType.Matrix4x2:
case ActiveUniformType.Matrix4x3:
case ActiveUniformType.Matrix4:
case ActiveUniformType.Float:
case ActiveUniformType.FloatVec2:
case ActiveUniformType.FloatVec3:
case ActiveUniformType.FloatVec4:
type = UniformType.Float;
break;
case ActiveUniformType.Integer:
case ActiveUniformType.IntVec2:
case ActiveUniformType.IntVec3:
case ActiveUniformType.IntVec4:
type = UniformType.Integer;
break;
case ActiveUniformType.UnsignedInteger:
case ActiveUniformType.UnsignedIntVec2:
case ActiveUniformType.UnsignedIntVec3:
case ActiveUniformType.UnsignedIntVec4:
type = UniformType.UnsignedInteger;
break;
case ActiveUniformType.Sampler2D:
type = UniformType.Image;
break;
default:
throw new NotSupportedException($"Unable to extract type, uniform type '{uniform.Type}' is not supported.");
}
return(type);
}
private static IntSize GetUniformSize(ActiveUniform uniform)
{
IntSize size;
switch (uniform.Type)
{
case ActiveUniformType.Bool:
case ActiveUniformType.Float:
case ActiveUniformType.Integer:
case ActiveUniformType.Sampler2D:
case ActiveUniformType.UnsignedInteger:
size = (1, 1);
break;
case ActiveUniformType.BoolVec2:
case ActiveUniformType.FloatVec2:
case ActiveUniformType.IntVec2:
case ActiveUniformType.UnsignedIntVec2:
size = (1, 2);
break;
case ActiveUniformType.BoolVec3:
case ActiveUniformType.FloatVec3:
case ActiveUniformType.IntVec3:
case ActiveUniformType.UnsignedIntVec3:
size = (1, 3);
break;
case ActiveUniformType.BoolVec4:
case ActiveUniformType.FloatVec4:
case ActiveUniformType.IntVec4:
case ActiveUniformType.UnsignedIntVec4:
size = (1, 4);
break;
case ActiveUniformType.Matrix2:
size = (2, 2);
break;
case ActiveUniformType.Matrix2x3:
size = (2, 3);
break;
case ActiveUniformType.Matrix2x4:
size = (2, 4);
break;
case ActiveUniformType.Matrix3x2:
size = (3, 2);
break;
case ActiveUniformType.Matrix3:
size = (3, 3);
break;
case ActiveUniformType.Matrix3x4:
size = (3, 4);
break;
case ActiveUniformType.Matrix4x2:
size = (4, 2);
break;
case ActiveUniformType.Matrix4x3:
size = (4, 3);
break;
case ActiveUniformType.Matrix4:
size = (4, 4);
break;
default:
throw new NotSupportedException($"Unable to extract size, uniform type '{uniform.Type}' is not supported.");
}
return(size);
}
