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bitflags! {
pub struct BufferAccess: u32 {
const READ = 1;
const WRITE = 2;
const READ_WRITE = 3;
}
}
bitflags! {
pub struct BufferBit: u32 {
const COLOR = 1;
const DEPTH = 2;
const STENCIL = 4;
}
}
bitflags! {
pub struct BufferMapHint: u32 {
const DISCARD = 1;
const DISCARD_RANGE = 2;
}
}
bitflags! {
pub struct BufferTarget: u32 {
const WINDOW_BUFFER = 2;
const OFFSCREEN_BUFFER = 4;
}
}
bitflags! {
pub struct ColorMask: u32 {
const NONE = 0;
const RED = 1;
const GREEN = 2;
const BLUE = 4;
const ALPHA = 8;
const ALL = 15;
}
}
impl Default for ColorMask {
fn default() -> Self {
Self::NONE
}
}
bitflags! {
pub struct FeatureFlags: u32 {
const TEXTURE_RECTANGLE = 2;
const TEXTURE_NPOT = 4;
const TEXTURE_YUV = 8;
const TEXTURE_READ_PIXELS = 16;
const SHADERS_GLSL = 32;
const OFFSCREEN = 64;
const OFFSCREEN_MULTISAMPLE = 128;
const OFFSCREEN_BLIT = 256;
const FOUR_CLIP_PLANES = 512;
const STENCIL_BUFFER = 1024;
const VBOS = 2048;
const PBOS = 4096;
const UNSIGNED_INT_INDICES = 8192;
const DEPTH_RANGE = 16384;
const TEXTURE_NPOT_BASIC = 32768;
const TEXTURE_NPOT_MIPMAP = 65536;
const TEXTURE_NPOT_REPEAT = 131072;
const POINT_SPRITE = 262144;
const TEXTURE_3D = 524288;
const SHADERS_ARBFP = 1048576;
const MAP_BUFFER_FOR_READ = 2097152;
const MAP_BUFFER_FOR_WRITE = 4194304;
const ONSCREEN_MULTIPLE = 8388608;
const DEPTH_TEXTURE = 16777216;
}
}
bitflags! {
pub struct ReadPixelsFlags: u32 {
const COLOR_BUFFER = 1;
}
}
bitflags! {
pub struct RendererConstraint: u32 {
const USES_X11 = 1;
const USES_XLIB = 2;
const USES_EGL = 4;
const SUPPORTS_GLES2 = 8;
}
}
bitflags! {
pub struct TextureFlags: u32 {
const NONE = 0;
const NO_AUTO_MIPMAP = 1;
const NO_SLICING = 2;
const NO_ATLAS = 4;
}
}