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gfx2d: align Uniforms struct on 16 bytes (#805)

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Julian Rachele 2023-06-13 12:53:46 -04:00 • committed by GitHub
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commit eefe74fc06
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src/gfx2d/Sprite2D.zig
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@ -44,12 +44,15 @@ pub const components = .{
.size = Vec2, .size = Vec2,
}; };
const Uniforms = packed struct { const Uniforms = extern struct {
// WebGPU requires that the size of struct fields are multiples of 16
// So we use align(16) and 'extern' to maintain field order
/// The view * orthographic projection matrix /// The view * orthographic projection matrix
view_projection: Mat4x4, view_projection: Mat4x4 align(16),
/// Total size of the sprite texture in pixels /// Total size of the sprite texture in pixels
texture_size: Vec2, texture_size: Vec2 align(16),
}; };
pub fn machSprite2DInit(adapter: anytype) !void { pub fn machSprite2DInit(adapter: anytype) !void {