RenderTextureShader.hpp

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#ifndef GALAXY_RESOURCE_EMBEDDED_RENDERTEXTURESHADER_HPP_
#define GALAXY_RESOURCE_EMBEDDED_RENDERTEXTURESHADER_HPP_
 
namespace galaxy
{
    namespace resource
    {
        constexpr const auto render_texture_shader_vert = R"(
            #version 460 core
            layout(location = 0) in vec2 l_pos;
            layout(location = 1) in vec2 l_texels;
 
            out vec2 io_texels;
    
            uniform mat4 u_projection;
            uniform mat4 u_transform;
 
            void main()
            {
                gl_Position = u_projection * u_transform * vec4(l_pos, 0.0, 1.0);
 
                io_texels = l_texels;
                io_texels.y = 1.0 - io_texels.y;
            }
        )";
 
        constexpr const auto render_texture_shader_frag = R"(
            #version 460 core
 
            in vec2 io_texels;
            out vec4 io_frag_colour;
 
            uniform sampler2D u_texture;
 
            void main()
            {
                io_frag_colour = texture(u_texture, io_texels);
            }
        )";
    } // namespace resource
} // namespace galaxy
 
#endif