this repo has no description
added camera options
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-4
+8
-1
src/camera.zig
+8
-1
src/camera.zig
···
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const Camera = @This();
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pub const Options = struct {
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image_width: usize,
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aspect_ratio: f32,
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};
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image_height: usize,
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image_width: usize,
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aspect_ratio: f32,
···
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image: zigimg.Image,
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pub fn init(allocator: std.mem.Allocator, image_width: usize, aspect_ratio: f32) !Camera {
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pub fn init(allocator: std.mem.Allocator, opts: Options) !Camera {
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const image_width = opts.image_width;
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const aspect_ratio = opts.aspect_ratio;
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const image_height = @as(usize, @intFromFloat(@as(f32, @floatFromInt(image_width)) / aspect_ratio));
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if (image_height < 1) return error.ImageWidthLessThanOne;
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+1
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src/main.zig
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src/main.zig
···
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const s = spall.trace(@src(), "Raytracer", .{});
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// Raytracing part
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var raytracer = try rayray.Raytracer.init(allocator, world);
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var raytracer = try rayray.Raytracer.init(allocator, world, .{ .aspect_ratio = 16.0 / 9.0, .image_width = 400 });
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defer raytracer.deinit();
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const img = try raytracer.render();
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-2
src/rayray.zig
+2
-2
src/rayray.zig
···
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camera: Camera,
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world: hittable.HittableList,
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pub fn init(allocator: std.mem.Allocator, world: hittable.HittableList) !Self {
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pub fn init(allocator: std.mem.Allocator, world: hittable.HittableList, camera_opts: Camera.Options) !Self {
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return .{
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.allocator = allocator,
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.camera = try Camera.init(allocator, 400, 16.0 / 9.0),
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.camera = try Camera.init(allocator, camera_opts),
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.world = world,
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};
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}