NYXGFX/examples/common.zig

/// ----------------------------------------------------
/// ----------------------------------------------------
pub const UnlitMaterial = struct {
    albedo: [4]f32 = .{ 1, 1, 1, 1 },
};

/// ----------------------------------------------------
/// ----------------------------------------------------
pub const Vertex = struct {
    pos: [3]f32,
    normal: [3]f32,
    uv: [2]f32,
};

/// ----------------------------------------------------
/// ----------------------------------------------------
pub const Square = struct {
    pub const vertices = [_]Vertex{
        .{ .pos = .{ -0.5, -0.5, 0 }, .normal = .{ 0, 0, 0 }, .uv = .{ 0, 0 } },
        .{ .pos = .{ 0.5, -0.5, 0 }, .normal = .{ 0, 0, 0 }, .uv = .{ 1, 0 } },
        .{ .pos = .{ 0.5, 0.5, 0 }, .normal = .{ 0, 0, 0 }, .uv = .{ 1, 1 } },
        .{ .pos = .{ -0.5, 0.5, 0 }, .normal = .{ 0, 0, 0 }, .uv = .{ 0, 1 } },
    };

    pub const indices = [_]u32{
        0, 1, 2,
        0, 2, 3,
    };
};

/// ----------------------------------------------------
/// ----------------------------------------------------
pub const Cube = struct {
    pub const vertices = [_]Vertex{
        .{ .pos = .{ -0.5, -0.5, 0.5 }, .normal = .{ 0, 0, 1 }, .uv = .{ 0, 0 } },
        .{ .pos = .{ 0.5, -0.5, 0.5 }, .normal = .{ 0, 0, 1 }, .uv = .{ 1, 0 } },
        .{ .pos = .{ 0.5, 0.5, 0.5 }, .normal = .{ 0, 0, 1 }, .uv = .{ 1, 1 } },
        .{ .pos = .{ -0.5, 0.5, 0.5 }, .normal = .{ 0, 0, 1 }, .uv = .{ 0, 1 } },

        .{ .pos = .{ 0.5, -0.5, -0.5 }, .normal = .{ 0, 0, -1 }, .uv = .{ 0, 0 } },
        .{ .pos = .{ -0.5, -0.5, -0.5 }, .normal = .{ 0, 0, -1 }, .uv = .{ 1, 0 } },
        .{ .pos = .{ -0.5, 0.5, -0.5 }, .normal = .{ 0, 0, -1 }, .uv = .{ 1, 1 } },
        .{ .pos = .{ 0.5, 0.5, -0.5 }, .normal = .{ 0, 0, -1 }, .uv = .{ 0, 1 } },

        .{ .pos = .{ -0.5, -0.5, -0.5 }, .normal = .{ -1, 0, 0 }, .uv = .{ 0, 0 } },
        .{ .pos = .{ -0.5, -0.5, 0.5 }, .normal = .{ -1, 0, 0 }, .uv = .{ 1, 0 } },
        .{ .pos = .{ -0.5, 0.5, 0.5 }, .normal = .{ -1, 0, 0 }, .uv = .{ 1, 1 } },
        .{ .pos = .{ -0.5, 0.5, -0.5 }, .normal = .{ -1, 0, 0 }, .uv = .{ 0, 1 } },

        .{ .pos = .{ 0.5, -0.5, 0.5 }, .normal = .{ 1, 0, 0 }, .uv = .{ 0, 0 } },
        .{ .pos = .{ 0.5, -0.5, -0.5 }, .normal = .{ 1, 0, 0 }, .uv = .{ 1, 0 } },
        .{ .pos = .{ 0.5, 0.5, -0.5 }, .normal = .{ 1, 0, 0 }, .uv = .{ 1, 1 } },
        .{ .pos = .{ 0.5, 0.5, 0.5 }, .normal = .{ 1, 0, 0 }, .uv = .{ 0, 1 } },

        .{ .pos = .{ -0.5, 0.5, 0.5 }, .normal = .{ 0, 1, 0 }, .uv = .{ 0, 0 } },
        .{ .pos = .{ 0.5, 0.5, 0.5 }, .normal = .{ 0, 1, 0 }, .uv = .{ 1, 0 } },
        .{ .pos = .{ 0.5, 0.5, -0.5 }, .normal = .{ 0, 1, 0 }, .uv = .{ 1, 1 } },
        .{ .pos = .{ -0.5, 0.5, -0.5 }, .normal = .{ 0, 1, 0 }, .uv = .{ 0, 1 } },

        .{ .pos = .{ -0.5, -0.5, -0.5 }, .normal = .{ 0, -1, 0 }, .uv = .{ 0, 0 } },
        .{ .pos = .{ 0.5, -0.5, -0.5 }, .normal = .{ 0, -1, 0 }, .uv = .{ 1, 0 } },
        .{ .pos = .{ 0.5, -0.5, 0.5 }, .normal = .{ 0, -1, 0 }, .uv = .{ 1, 1 } },
        .{ .pos = .{ -0.5, -0.5, 0.5 }, .normal = .{ 0, -1, 0 }, .uv = .{ 0, 1 } },
    };

    pub const indices = [_]u32{
        0,  1,  2,
        0,  2,  3,

        4,  5,  6,
        4,  6,  7,

        8,  9,  10,
        8,  10, 11,

        12, 13, 14,
        12, 14, 15,

        16, 17, 18,
        16, 18, 19,

        20, 21, 22,
        20, 22, 23,
    };
};