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Core: add window size in virtual pixels, update info each frame

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2024-05-12 14:26:34 +02:00
parent 07e61fde30
commit ca27f1e263
1 changed files with 21 additions and 2 deletions
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23
src/Core.zig
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@ -64,7 +64,15 @@ pub const components = .{
}, },
.framebuffer_height = .{ .type = u32, .description = .framebuffer_height = .{ .type = u32, .description =
\\ The width of the framebuffer in texels \\ The height of the framebuffer in texels
},
.width = .{ .type = u32, .description =
\\ The width of the window in virtual pixels
},
.height = .{ .type = u32, .description =
\\ The height of the window in virtual pixels
}, },
}; };
@ -115,11 +123,13 @@ fn init(entities: *mach.Entities.Mod, core: *Mod) !void {
try mach.core.init(.{}); try mach.core.init(.{});
// TODO(important): update this information upon framebuffer resize events
const main_window = try entities.new(); const main_window = try entities.new();
// TODO(important): update this information upon framebuffer resize events
try core.set(main_window, .framebuffer_format, mach.core.descriptor.format); try core.set(main_window, .framebuffer_format, mach.core.descriptor.format);
try core.set(main_window, .framebuffer_width, mach.core.descriptor.width); try core.set(main_window, .framebuffer_width, mach.core.descriptor.width);
try core.set(main_window, .framebuffer_height, mach.core.descriptor.height); try core.set(main_window, .framebuffer_height, mach.core.descriptor.height);
try core.set(main_window, .width, mach.core.size().width);
try core.set(main_window, .height, mach.core.size().height);
core.init(.{ core.init(.{
.allocator = mach.core.allocator, .allocator = mach.core.allocator,
@ -152,6 +162,15 @@ fn presentFrame(core: *Mod) !void {
.running => { .running => {
mach.core.swap_chain.present(); mach.core.swap_chain.present();
// TODO(important): update this information in response to resize events rather than
// after frame submission
const main_window = core.state().main_window;
try core.set(main_window, .framebuffer_format, mach.core.descriptor.format);
try core.set(main_window, .framebuffer_width, mach.core.descriptor.width);
try core.set(main_window, .framebuffer_height, mach.core.descriptor.height);
try core.set(main_window, .width, mach.core.size().width);
try core.set(main_window, .height, mach.core.size().height);
// Signal that mainThreadTick is done // Signal that mainThreadTick is done
core.schedule(.main_thread_tick_done); core.schedule(.main_thread_tick_done);
}, },