rust/lib-hedgewars-engine/src/lib.rs
changeset 14723 29dbe9ce8b7d
parent 14394 4409344db447
child 14725 12db7e435ea6
equal deleted inserted replaced
14722:5e2c892b0222 14723:29dbe9ce8b7d
     1 pub mod instance;
     1 pub mod instance;
     2 mod ipc;
     2 mod ipc;
     3 mod render;
     3 mod render;
     4 mod world;
     4 mod world;
     5 
     5 
     6 use gfx::{format::Formatted, Encoder};
       
     7 use std::{
     6 use std::{
     8     ffi::CString,
     7     ffi::CString,
     9     io::{Read, Write},
     8     io::{Read, Write},
    10     mem::replace,
     9     mem::replace,
    11     os::raw::{c_char, c_void},
    10     os::raw::{c_char, c_void},
    12 };
    11 };
    13 
    12 
    14 use gfx_device_gl as gfx_gl;
    13 use self::instance::{EngineInstance};
    15 
       
    16 use self::instance::{EngineGlContext, EngineInstance};
       
    17 
    14 
    18 #[repr(C)]
    15 #[repr(C)]
    19 #[derive(Copy, Clone)]
    16 #[derive(Copy, Clone)]
    20 pub struct PreviewInfo {
    17 pub struct PreviewInfo {
    21     width: u32,
    18     width: u32,
    82     engine_state: &mut EngineInstance,
    79     engine_state: &mut EngineInstance,
    83     width: u16,
    80     width: u16,
    84     height: u16,
    81     height: u16,
    85     gl_loader: extern "C" fn(*const c_char) -> *const c_void,
    82     gl_loader: extern "C" fn(*const c_char) -> *const c_void,
    86 ) {
    83 ) {
    87     let (device, mut factory) = gfx_gl::create(|name| {
       
    88         let c_name = CString::new(name).unwrap();
       
    89         gl_loader(c_name.as_ptr())
       
    90     });
       
    91 
       
    92     let dimensions = (width, height, 1u16, gfx::texture::AaMode::Single);
       
    93     let (render_target, depth_buffer) = gfx_gl::create_main_targets_raw(
       
    94         dimensions,
       
    95         gfx::format::Rgba8::get_format().0,
       
    96         gfx::format::Depth::get_format().0,
       
    97     );
       
    98 
       
    99     let mut command_buffer: Encoder<_, _> = factory.create_command_buffer().into();
       
   100 
       
   101     engine_state.gl_context = Some(EngineGlContext {
       
   102         device,
       
   103         factory,
       
   104         render_target: gfx::memory::Typed::new(render_target),
       
   105         depth_buffer: gfx::memory::Typed::new(depth_buffer),
       
   106         command_buffer,
       
   107     })
       
   108 }
    84 }
   109 
    85 
   110 #[no_mangle]
    86 #[no_mangle]
   111 pub extern "C" fn render_frame(engine_state: &mut EngineInstance) {
    87 pub extern "C" fn render_frame(engine_state: &mut EngineInstance) {
   112     let mut context = replace(&mut engine_state.gl_context, None);
    88     //engine_state.render()
   113     if let Some(ref mut c) = context {
       
   114         engine_state.render(&mut c.command_buffer, &mut c.render_target)
       
   115     }
       
   116     replace(&mut engine_state.gl_context, context);
       
   117 }
    89 }
   118 
    90 
   119 #[no_mangle]
    91 #[no_mangle]
   120 pub extern "C" fn advance_simulation(engine_state: &mut EngineInstance, ticks: u32) -> bool {
    92 pub extern "C" fn advance_simulation(engine_state: &mut EngineInstance, ticks: u32) -> bool {
   121     engine_state.world.step();
    93     engine_state.world.step();