Renderer: Add mipmaps generation support

include/Nazara/OpenGLRenderer/Wrapper/Texture.hpp

@@ -24,6 +24,8 @@ namespace Nz::GL
 			Texture(Texture&&) noexcept = default;
 			~Texture() = default;
 
+			inline void GenerateMipmap();
+
 			inline TextureTarget GetTarget() const;
 
 			inline void SetParameterf(GLenum pname, GLfloat param);

include/Nazara/OpenGLRenderer/Wrapper/Texture.inl

@@ -7,6 +7,13 @@
 
 namespace Nz::GL
 {
+	inline void Texture::GenerateMipmap()
+	{
+		const Context& context = EnsureDeviceContext();
+		context.BindTexture(m_target, m_objectId);
+		context.glGenerateMipmap(ToOpenGL(m_target));
+	}
+
 	inline TextureTarget Texture::GetTarget() const
 	{
 		return m_target;