mozangle/
lib.rs

1// This extern crates are needed for linking
2#[cfg(test)]
3extern crate dlopen;
4#[cfg(feature = "egl")]
5extern crate libz_sys;
6
7pub mod shaders;
8#[cfg(test)]
9mod tests;
10
11#[cfg(feature = "egl")]
12pub mod gles {
13    pub mod ffi {
14        include!(concat!(env!("OUT_DIR"), "/gles_bindings.rs"));
15    }
16}
17
18#[cfg(feature = "egl")]
19pub mod egl {
20    use std::ffi::CString;
21    use std::os::raw::c_void;
22
23    pub fn get_proc_address(name: &str) -> *const c_void {
24        let name = CString::new(name.as_bytes()).unwrap();
25        unsafe { ffi::GetProcAddress(name.as_ptr()) as *const _ as _ }
26    }
27
28    pub mod ffi {
29        use std::os::raw::{c_long, c_void};
30
31        include!(concat!(env!("OUT_DIR"), "/egl_bindings.rs"));
32
33        // Adapted from https://github.com/tomaka/glutin/blob/1f3b8360cb/src/api/egl/ffi.rs
34        #[allow(non_camel_case_types)]
35        pub type khronos_utime_nanoseconds_t = khronos_uint64_t;
36        #[allow(non_camel_case_types)]
37        pub type khronos_uint64_t = u64;
38        #[allow(non_camel_case_types)]
39        pub type khronos_ssize_t = c_long;
40        pub type EGLint = i32;
41        pub type EGLNativeDisplayType = *const c_void;
42        pub type EGLNativePixmapType = *const c_void;
43        pub type EGLNativeWindowType = *const c_void;
44        pub type NativeDisplayType = EGLNativeDisplayType;
45        pub type NativePixmapType = EGLNativePixmapType;
46        pub type NativeWindowType = EGLNativeWindowType;
47
48        // Adapted from https://chromium.googlesource.com/angle/angle/+/master/include/EGL/eglext_angle.h
49        pub type EGLDeviceEXT = *mut c_void;
50        pub const EXPERIMENTAL_PRESENT_PATH_ANGLE: types::EGLenum = 0x33A4;
51        pub const EXPERIMENTAL_PRESENT_PATH_FAST_ANGLE: types::EGLenum = 0x33A9;
52        pub const D3D_TEXTURE_ANGLE: types::EGLenum = 0x33A3;
53        pub const FLEXIBLE_SURFACE_COMPATIBILITY_SUPPORTED_ANGLE: types::EGLenum = 0x33A6;
54
55        // EGL_ANGLE_platform_angle
56        pub const PLATFORM_ANGLE_ANGLE: types::EGLenum = 0x3202;
57        pub const PLATFORM_ANGLE_TYPE_ANGLE: types::EGLenum = 0x3203;
58        pub const PLATFORM_ANGLE_MAX_VERSION_MAJOR_ANGLE: types::EGLenum = 0x3204;
59        pub const PLATFORM_ANGLE_MAX_VERSION_MINOR_ANGLE: types::EGLenum = 0x3205;
60        pub const PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE: types::EGLenum = 0x3206;
61        pub const PLATFORM_ANGLE_DEBUG_LAYERS_ENABLED_ANGLE: types::EGLenum = 0x3451;
62        pub const PLATFORM_ANGLE_DEVICE_TYPE_ANGLE: types::EGLenum = 0x3209;
63        pub const PLATFORM_ANGLE_DEVICE_TYPE_HARDWARE_ANGLE: types::EGLenum = 0x320A;
64        pub const PLATFORM_ANGLE_DEVICE_TYPE_NULL_ANGLE: types::EGLenum = 0x345E;
65        pub const PLATFORM_ANGLE_NATIVE_PLATFORM_TYPE_ANGLE: types::EGLenum = 0x348F;
66
67        // EGL_ANGLE_feature_control
68        pub const FEATURE_NAME_ANGLE: types::EGLenum = 0x3460;
69        pub const FEATURE_CATEGORY_ANGLE: types::EGLenum = 0x3461;
70        pub const FEATURE_DESCRIPTION_ANGLE: types::EGLenum = 0x3462;
71        pub const FEATURE_BUG_ANGLE: types::EGLenum = 0x3463;
72        pub const FEATURE_STATUS_ANGLE: types::EGLenum = 0x3464;
73        pub const FEATURE_COUNT_ANGLE: types::EGLenum = 0x3465;
74        pub const FEATURE_OVERRIDES_ENABLED_ANGLE: types::EGLenum = 0x3466;
75        pub const FEATURE_OVERRIDES_DISABLED_ANGLE: types::EGLenum = 0x3467;
76        pub const FEATURE_CONDITION_ANGLE: types::EGLenum = 0x3468;
77        pub const FEATURE_ALL_DISABLED_ANGLE: types::EGLenum = 0x3469;
78
79        extern "C" {
80            pub fn eglCreateDeviceANGLE(
81                device_type: types::EGLenum,
82                device: *mut c_void,
83                attrib_list: *const types::EGLAttrib,
84            ) -> EGLDeviceEXT;
85
86            pub fn eglReleaseDeviceANGLE(device: EGLDeviceEXT) -> types::EGLBoolean;
87        }
88    }
89}
mozangle/lib.rs

mozangle/
lib.rs
