sge::opengl::vf::client_state_combiner::client_state_combiner(
fcppt::log::object &_log,
sge::opengl::context::object &_context
)
:
log_{
_log
},
context_(
_context
),
vf_context_(
sge::opengl::context::use<
sge::opengl::vf::context
>(
_context,
_log
)
),
attribute_context_(
sge::opengl::context::use<
sge::opengl::vf::attribute_context
>(
_context,
_context.info()
)
),
old_states_(
vf_context_.state()
),
new_states_(
old_states_
)
{
}
sge::opengl::state::core::sampler::actor_vector
sge::opengl::state::core::sampler::filter::anisotropic(
sge::opengl::context::object &_context,
sge::renderer::state::core::sampler::filter::anisotropic::parameters const &_filter
)
{
return
sge::opengl::state::core::sampler::actor_vector{
sge::opengl::state::core::sampler::actor{
std::bind(
sge::opengl::texture::funcs::parameter_int,
std::placeholders::_1,
GL_TEXTURE_MAG_FILTER,
GL_NEAREST
)
},
sge::opengl::state::core::sampler::actor{
std::bind(
sge::opengl::texture::funcs::parameter_int,
std::placeholders::_1,
GL_TEXTURE_MIN_FILTER,
fcppt::cast::to_signed(
sge::opengl::state::convert::anisotropic_mip_filter(
_filter.mip()
)
)
)
},
sge::opengl::state::core::sampler::actor{
std::bind(
sge::opengl::texture::funcs::parameter_int,
std::placeholders::_1,
fcppt::optional::to_exception(
sge::opengl::context::use<
sge::opengl::state::core::sampler::filter::anisotropy_context
>(
_context,
_context.info()
).config(),
[]{
return
sge::renderer::unsupported{
FCPPT_TEXT("anisotropic filtering"),
FCPPT_TEXT(""),
FCPPT_TEXT("GL_EXT_texture_filter_anisotropic")
};
}
).anisotropy_flag(),
fcppt::cast::to_signed(
_filter.level().get()
)
)
}
};
}
sge::opengl::state::actor
sge::opengl::state::core::blend::alpha_enabled(
sge::opengl::context::object &_context,
sge::renderer::state::core::blend::alpha_enabled const &_variant
)
{
return
fcppt::variant::match(
_variant,
[](
sge::renderer::state::core::blend::combined const &_combined
)
{
return
sge::opengl::state::wrap_error_handler<
sge::opengl::state::actor
>(
std::bind(
sge::opengl::get_fun_ref(
::glBlendFunc
),
sge::opengl::state::convert::source_blend_func(
_combined.source()
),
sge::opengl::state::convert::dest_blend_func(
_combined.dest()
)
),
FCPPT_TEXT("glBlendFunc")
);
},
[
&_context
](
sge::renderer::state::core::blend::separate const &_separate
)
{
return
sge::opengl::state::wrap_error_handler<
sge::opengl::state::actor
>(
std::bind(
fcppt::optional::to_exception(
sge::opengl::context::use<
sge::opengl::state::core::blend::context
>(
_context,
_context.info()
).config(),
[]{
return
sge::renderer::unsupported{
FCPPT_TEXT("blend func separate"),
FCPPT_TEXT("1.4"),
FCPPT_TEXT("")
};
}
).blend_func_separate(),
sge::opengl::state::convert::source_blend_func(
_separate.color_source().get()
),
sge::opengl::state::convert::dest_blend_func(
_separate.color_dest().get()
),
sge::opengl::state::convert::source_blend_func(
_separate.alpha_source().get()
),
sge::opengl::state::convert::dest_blend_func(
_separate.alpha_dest().get()
)
),
FCPPT_TEXT("glBlendFuncSeparate")
);
}
);
}