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egl-configs: print all config attributes

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This commit is contained in:
Simon Sapin 2018-06-25 21:38:55 +02:00
parent 89f6c6dbf0
commit 7e7316e766
1 changed files with 57 additions and 1 deletions
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58
support/android/egl-configs/src/main.rs
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@ -25,6 +25,62 @@ unsafe fn run() {
let mut num_config = -1;
check!(GetConfigs(display, null_mut(), 0, &mut num_config));
println!("Got {} configs", num_config);
assert!(num_config >= 0);
let mut configs = Vec::with_capacity(num_config as usize);
let mut num_config2 = -1;
check!(GetConfigs(display, configs.as_mut_ptr(), num_config, &mut num_config2));
assert_eq!(num_config, num_config2);
configs.set_len(num_config as usize);
for (i, &config) in configs.iter().enumerate() {
println!("Config #{}", i + 1);
macro_rules! to_pairs {
($($name: ident)*) => {
&[ $( (stringify!($name), $name) ),* ]
}
}
// https://www.khronos.org/registry/EGL/sdk/docs/man/html/eglGetConfigAttrib.xhtml#description
for &(attr_name, attr) in to_pairs! [
ALPHA_SIZE
ALPHA_MASK_SIZE
BIND_TO_TEXTURE_RGB
BIND_TO_TEXTURE_RGBA
BLUE_SIZE
BUFFER_SIZE
COLOR_BUFFER_TYPE
CONFIG_CAVEAT
CONFIG_ID
CONFORMANT
DEPTH_SIZE
GREEN_SIZE
LEVEL
LUMINANCE_SIZE
MAX_PBUFFER_WIDTH
MAX_PBUFFER_HEIGHT
MAX_PBUFFER_PIXELS
MAX_SWAP_INTERVAL
MIN_SWAP_INTERVAL
NATIVE_RENDERABLE
NATIVE_VISUAL_ID
NATIVE_VISUAL_TYPE
RED_SIZE
RENDERABLE_TYPE
SAMPLE_BUFFERS
SAMPLES
STENCIL_SIZE
SURFACE_TYPE
TRANSPARENT_TYPE
TRANSPARENT_RED_VALUE
TRANSPARENT_GREEN_VALUE
TRANSPARENT_BLUE_VALUE
] {
let mut value = -1;
check!(GetConfigAttrib(display, config, attr as i32, &mut value));
println!(" {} = {}", attr_name, value)
}
}
}
unsafe fn check(result: EGLBoolean, function_name: &str) {
@ -35,6 +91,6 @@ unsafe fn check(result: EGLBoolean, function_name: &str) {
unsafe fn check_error() {
let status = GetError();
if status != SUCCESS as i32 {
println!("Error: 0x{:x}", status);
panic!("Error: 0x{:x}", status);
}
}