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use libc::*;
use bitmap::*;
use transformations::*;
use allegro_util::c_bool;
opaque!(ALLEGRO_SHADER);
pub type ALLEGRO_SHADER_TYPE = c_uint;
pub const ALLEGRO_VERTEX_SHADER: c_uint = 1;
pub const ALLEGRO_PIXEL_SHADER: c_uint = 2;
pub type ALLEGRO_SHADER_PLATFORM = c_uint;
pub const ALLEGRO_SHADER_AUTO: c_uint = 0;
pub const ALLEGRO_SHADER_GLSL: c_uint = 1;
pub const ALLEGRO_SHADER_HLSL: c_uint = 2;
extern
{
pub fn al_create_shader(platform: ALLEGRO_SHADER_PLATFORM) -> *mut ALLEGRO_SHADER;
pub fn al_attach_shader_source(shader: *mut ALLEGRO_SHADER,
_type: ALLEGRO_SHADER_TYPE,
source: *const c_char)
-> c_bool;
pub fn al_attach_shader_source_file(shader: *mut ALLEGRO_SHADER,
_type: ALLEGRO_SHADER_TYPE,
filename: *const c_char)
-> c_bool;
pub fn al_build_shader(shader: *mut ALLEGRO_SHADER) -> c_bool;
pub fn al_get_shader_log(shader: *mut ALLEGRO_SHADER) -> *const c_char;
pub fn al_get_shader_platform(shader: *mut ALLEGRO_SHADER) -> ALLEGRO_SHADER_PLATFORM;
pub fn al_use_shader(shader: *mut ALLEGRO_SHADER) -> c_bool;
pub fn al_destroy_shader(shader: *mut ALLEGRO_SHADER) -> ();
pub fn al_set_shader_sampler(name: *const c_char,
bitmap: *mut ALLEGRO_BITMAP,
unit: c_int)
-> c_bool;
pub fn al_set_shader_matrix(name: *const c_char, matrix: *mut ALLEGRO_TRANSFORM) -> c_bool;
pub fn al_set_shader_int(name: *const c_char, i: c_int) -> c_bool;
pub fn al_set_shader_float(name: *const c_char, f: c_float) -> c_bool;
pub fn al_set_shader_int_vector(name: *const c_char,
num_components: c_int,
i: *mut c_int,
num_elems: c_int)
-> c_bool;
pub fn al_set_shader_float_vector(name: *const c_char,
num_components: c_int,
f: *mut c_float,
num_elems: c_int)
-> c_bool;
pub fn al_set_shader_bool(name: *const c_char, b: c_bool) -> c_bool;
pub fn al_get_default_shader_source(platform: ALLEGRO_SHADER_PLATFORM,
_type: ALLEGRO_SHADER_TYPE)
-> *const c_char;
}