void bc_icamera::set_look_at(const core::bc_vector3f& p_position, const core::bc_vector3f& p_lookat, const core::bc_vector3f& p_up) noexcept
{
m_position = p_position;
m_lookat = p_lookat;
create_view_matrix(p_up);
}
void gr_set_view_matrix(const vec3d *pos, const matrix *orient)
{
Assert(modelview_matrix_depth == 1);
gr_view_matrix = create_view_matrix(pos, orient);
gr_model_matrix_stack.clear();
gr_model_view_matrix = gr_view_matrix;
if (Cmdline_env) {
gr_env_texture_matrix_set = true;
// setup the texture matrix which will make the the envmap keep lined
// up properly with the environment
// r.xyz <-- r.x, u.x, f.x
gr_env_texture_matrix.a1d[0] = gr_model_view_matrix.a1d[0];
gr_env_texture_matrix.a1d[1] = gr_model_view_matrix.a1d[4];
gr_env_texture_matrix.a1d[2] = gr_model_view_matrix.a1d[8];
// u.xyz <-- r.y, u.y, f.y
gr_env_texture_matrix.a1d[4] = gr_model_view_matrix.a1d[1];
gr_env_texture_matrix.a1d[5] = gr_model_view_matrix.a1d[5];
gr_env_texture_matrix.a1d[6] = gr_model_view_matrix.a1d[9];
// f.xyz <-- r.z, u.z, f.z
gr_env_texture_matrix.a1d[8] = gr_model_view_matrix.a1d[2];
gr_env_texture_matrix.a1d[9] = gr_model_view_matrix.a1d[6];
gr_env_texture_matrix.a1d[10] = gr_model_view_matrix.a1d[10];
gr_env_texture_matrix.a1d[15] = 1.0f;
}
modelview_matrix_depth = 2;
htl_view_matrix_set = true;
}
bc_icamera::bc_icamera(bcUINT16 p_back_buffer_width, bcUINT16 p_back_buffer_height, bcFLOAT p_near_clip, bcFLOAT p_far_clip) noexcept
: m_screen_width(p_back_buffer_width),
m_screen_height(p_back_buffer_height),
m_near(p_near_clip),
m_far(p_far_clip),
m_position(core::bc_vector3f(0, 0, 0)),
m_lookat(core::bc_vector3f(0, 0, 1))
{
create_view_matrix();
auto* l_event_manager = core::bc_get_service<core::bc_event_manager>();
m_key_listener_handle = l_event_manager->register_event_listener< platform::bc_app_event_key >
(
core::bc_event_manager::delegate_type(this, &bc_icamera::on_key)
);
m_pointing_listener_handle = l_event_manager->register_event_listener< platform::bc_app_event_pointing >
(
core::bc_event_manager::delegate_type(this, &bc_icamera::on_pointing)
);
}
