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Merge pull request #2101 from qwerasd205/shader-fix

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Fix crash on launch with custom shaders in Metal renderer
This commit is contained in:
Mitchell Hashimoto
2024-08-15 13:11:27 -07:00
committed by GitHub
parent e2cde38ce3 4c2fbe8f74
commit 9cf6dd845c
1 changed files with 9 additions and 2 deletions
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11
src/renderer/Metal.zig
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@ -496,7 +496,7 @@ pub fn init(alloc: Allocator, options: renderer.Options) !Metal {
errdefer gpu_state.deinit();
// Get our CAMetalLayer
const layer = switch (builtin.os.tag) {
const layer: objc.Object = switch (builtin.os.tag) {
.macos => layer: {
const CAMetalLayer = objc.getClass("CAMetalLayer").?;
break :layer CAMetalLayer.msgSend(objc.Object, objc.sel("layer"), .{});
@ -556,7 +556,8 @@ pub fn init(alloc: Allocator, options: renderer.Options) !Metal {
break :state .{
// Resolution and screen textures will be fixed up by first
// call to setScreenSize. This happens before any draw call.
// call to setScreenSize. Draw calls will bail out early if
// the screen size hasn't been set yet, so it won't error.
.front_texture = undefined,
.back_texture = undefined,
.sampler = sampler,
@ -869,6 +870,9 @@ pub fn updateFrame(
) !void {
_ = surface;
// If we don't have a screen size yet then we can't render anything.
if (self.screen_size == null) return;
// Data we extract out of the critical area.
const Critical = struct {
bg: terminal.color.RGB,
@ -1071,6 +1075,9 @@ pub fn updateFrame(
pub fn drawFrame(self: *Metal, surface: *apprt.Surface) !void {
_ = surface;
// If we don't have a screen size yet then we can't render anything.
if (self.screen_size == null) return;
// If we have no cells rebuilt we can usually skip drawing since there
// is no changed data. However, if we have active animations we still
// need to draw so that we can update the time uniform and render the