Function tex_render

src/SB/Core/x/xFont.cpp:405–438

    void set_vert(RwIm2DVertex& vert, F32 x, F32 y, F32 u, F32 v, iColor_tag c);

    void tex_render(const basic_rect<F32>& src, const basic_rect<F32>& dst,
                    const basic_rect<F32>& clip, iColor_tag color)
    {
        basic_rect<F32> r = dst;
        basic_rect<F32> rt = src;

        clip.clip(r, rt);

        if (r.empty())
        {
            return;
        }

        if (vert_buffer_used == VERT_BUFFER_SIZE)
        {
            RwIm2DRenderPrimitive(rwPRIMTYPETRILIST, vert_buffer, VERT_BUFFER_SIZE);
            vert_buffer_used = 0;
        }

        RwIm2DVertex* vert = &vert_buffer[vert_buffer_used];

        r.scale(640.0f, 480.0f);

        set_vert(vert[0], r.x, r.y, rt.x, rt.y, color);
        set_vert(vert[1], r.x, r.y + r.h, rt.x, rt.y + rt.h, color);
        set_vert(vert[2], r.x + r.w, r.y, rt.x + rt.w, rt.y, color);

        vert[3] = vert[2];
        vert[4] = vert[1];

        set_vert(vert[5], r.x + r.w, r.y + r.h, rt.x + rt.w, rt.y + rt.h, color);

        vert_buffer_used += 6;
    }
} // namespace

namespace