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wait event stuff for wasm backend

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This commit is contained in:
David Vanderson 2022-06-09 10:00:00 -04:00 • committed by Stephen Gutekanst
parent 0f7c34a5ad
commit 4eb872944a
3 changed files with 49 additions and 3 deletions
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10
src/platform/wasm.zig
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@ -14,6 +14,8 @@ const js = struct {
extern fn machCanvasGetFramebufferWidth(canvas: CanvasId) u32;
extern fn machCanvasGetFramebufferHeight(canvas: CanvasId) u32;
extern fn machEmitCloseEvent() void;
extern fn machSetWaitEvent(timeout: f64) void;
extern fn machHasEvent() bool;
extern fn machEventShift() i32;
extern fn machEventShiftFloat() f64;
extern fn machChangeShift() u32;
@ -68,6 +70,10 @@ pub const Platform = struct {
if (value) js.machEmitCloseEvent();
}
pub fn setWaitEvent(_: *Platform, timeout: f64) void {
js.machSetWaitEvent(timeout);
}
pub fn getFramebufferSize(platform: *Platform) structs.Size {
return platform.last_framebuffer_size;
}
@ -99,6 +105,10 @@ pub const Platform = struct {
}
}
pub fn hasEvent(_: *Platform) bool {
return js.machHasEvent();
}
pub fn pollEvent(_: *Platform) ?structs.Event {
const event_type = js.machEventShift();