glm/test/external/gli/core/generate_mipmaps.inl

#include "../sampler1d.hpp"
#include "../sampler1d_array.hpp"
#include "../sampler2d.hpp"
#include "../sampler2d_array.hpp"
#include "../sampler3d.hpp"
#include "../sampler_cube.hpp"
#include "../sampler_cube_array.hpp"

namespace gli
{
	inline texture1d generate_mipmaps(
		texture1d const& Texture,
		texture1d::size_type BaseLevel, texture1d::size_type MaxLevel,
		filter Minification)
	{
		fsampler1D Sampler(Texture, WRAP_CLAMP_TO_EDGE);
		Sampler.generate_mipmaps(BaseLevel, MaxLevel, Minification);
		return Sampler();
	}

	inline texture1d_array generate_mipmaps(
		texture1d_array const& Texture,
		texture1d_array::size_type BaseLayer, texture1d_array::size_type MaxLayer,
		texture1d_array::size_type BaseLevel, texture1d_array::size_type MaxLevel,
		filter Minification)
	{
		fsampler1DArray Sampler(Texture, WRAP_CLAMP_TO_EDGE);
		Sampler.generate_mipmaps(BaseLayer, MaxLayer, BaseLevel, MaxLevel, Minification);
		return Sampler();
	}

	inline texture2d generate_mipmaps(
		texture2d const& Texture,
		texture2d::size_type BaseLevel, texture2d::size_type MaxLevel,
		filter Minification)
	{
		fsampler2D Sampler(Texture, WRAP_CLAMP_TO_EDGE);
		Sampler.generate_mipmaps(BaseLevel, MaxLevel, Minification);
		return Sampler();
	}

	inline texture2d_array generate_mipmaps(
		texture2d_array const& Texture,
		texture2d_array::size_type BaseLayer, texture2d_array::size_type MaxLayer,
		texture2d_array::size_type BaseLevel, texture2d_array::size_type MaxLevel,
		filter Minification)
	{
		fsampler2DArray Sampler(Texture, WRAP_CLAMP_TO_EDGE);
		Sampler.generate_mipmaps(BaseLayer, MaxLayer, BaseLevel, MaxLevel, Minification);
		return Sampler();
	}

	inline texture3d generate_mipmaps(
		texture3d const& Texture,
		texture3d::size_type BaseLevel, texture3d::size_type MaxLevel,
		filter Minification)
	{
		fsampler3D Sampler(Texture, WRAP_CLAMP_TO_EDGE);
		Sampler.generate_mipmaps(BaseLevel, MaxLevel, Minification);
		return Sampler();
	}

	inline texture_cube generate_mipmaps(
		texture_cube const& Texture,
		texture_cube::size_type BaseFace, texture_cube::size_type MaxFace,
		texture_cube::size_type BaseLevel, texture_cube::size_type MaxLevel,
		filter Minification)
	{
		fsamplerCube Sampler(Texture, WRAP_CLAMP_TO_EDGE);
		Sampler.generate_mipmaps(BaseFace, MaxFace, BaseLevel, MaxLevel, Minification);
		return Sampler();
	}

	inline texture_cube_array generate_mipmaps(
		texture_cube_array const& Texture,
		texture_cube_array::size_type BaseLayer, texture_cube_array::size_type MaxLayer,
		texture_cube_array::size_type BaseFace, texture_cube_array::size_type MaxFace,
		texture_cube_array::size_type BaseLevel, texture_cube_array::size_type MaxLevel,
		filter Minification)
	{
		fsamplerCubeArray Sampler(Texture, WRAP_CLAMP_TO_EDGE);
		Sampler.generate_mipmaps(BaseLayer, MaxLayer, BaseFace, MaxFace, BaseLevel, MaxLevel, Minification);
		return Sampler();
	}

	template <>
	inline texture1d generate_mipmaps<texture1d>(texture1d const& Texture, filter Minification)
	{
		return generate_mipmaps(Texture, Texture.base_level(), Texture.max_level(), Minification);
	}

	template <>
	inline texture1d_array generate_mipmaps<texture1d_array>(texture1d_array const& Texture, filter Minification)
	{
		return generate_mipmaps(Texture, Texture.base_layer(), Texture.max_layer(), Texture.base_level(), Texture.max_level(), Minification);
	}

	template <>
	inline texture2d generate_mipmaps<texture2d>(texture2d const& Texture, filter Minification)
	{
		return generate_mipmaps(Texture, Texture.base_level(), Texture.max_level(), Minification);
	}

	template <>
	inline texture2d_array generate_mipmaps<texture2d_array>(texture2d_array const& Texture, filter Minification)
	{
		return generate_mipmaps(Texture, Texture.base_layer(), Texture.max_layer(), Texture.base_level(), Texture.max_level(), Minification);
	}

	template <>
	inline texture3d generate_mipmaps<texture3d>(texture3d const& Texture, filter Minification)
	{
		return generate_mipmaps(Texture, Texture.base_level(), Texture.max_level(), Minification);
	}

	template <>
	inline texture_cube generate_mipmaps<texture_cube>(texture_cube const& Texture, filter Minification)
	{
		return generate_mipmaps(Texture, Texture.base_face(), Texture.max_face(), Texture.base_level(), Texture.max_level(), Minification);
	}

	template <>
	inline texture_cube_array generate_mipmaps<texture_cube_array>(texture_cube_array const& Texture, filter Minification)
	{
		return generate_mipmaps(Texture, Texture.base_layer(), Texture.max_layer(), Texture.base_face(), Texture.max_face(), Texture.base_level(), Texture.max_level(), Minification);
	}
}//namespace gli