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example: finalize triangle example to new API

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iddev5 2022-04-28 22:31:23 +05:30 • committed by Stephen Gutekanst
parent 60fd89ec45
commit 5249e72408
2 changed files with 8 additions and 10 deletions
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17
examples/triangle/main.zig
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@ -2,13 +2,12 @@ const std = @import("std");
const mach = @import("mach");
const gpu = @import("gpu");
pub const options: mach.Engine.Options = .{};
const App = @This();
pipeline: gpu.RenderPipeline,
queue: gpu.Queue,
const Self = @This();
pub fn init(self: *Self, engine: *mach.Engine) !void {
pub fn init(app: *App, engine: *mach.Engine) !void {
const vs_module = engine.gpu_driver.device.createShaderModule(&.{
.label = "my vertex shader",
.code = .{ .wgsl = @embedFile("vert.wgsl") },
@ -65,16 +64,16 @@ pub fn init(self: *Self, engine: *mach.Engine) !void {
},
};
self.pipeline = engine.gpu_driver.device.createRenderPipeline(&pipeline_descriptor);
self.queue = engine.gpu_driver.device.getQueue();
app.pipeline = engine.gpu_driver.device.createRenderPipeline(&pipeline_descriptor);
app.queue = engine.gpu_driver.device.getQueue();
vs_module.release();
fs_module.release();
}
pub fn deinit(_: *Self, _: *mach.Engine) void {}
pub fn deinit(_: *App, _: *mach.Engine) void {}
pub fn update(self: *Self, engine: *mach.Engine) !bool {
pub fn update(app: *App, engine: *mach.Engine) !bool {
const back_buffer_view = engine.gpu_driver.swap_chain.?.getCurrentTextureView();
const color_attachment = gpu.RenderPassColorAttachment{
.view = back_buffer_view,
@ -90,7 +89,7 @@ pub fn update(self: *Self, engine: *mach.Engine) !bool {
.depth_stencil_attachment = null,
};
const pass = encoder.beginRenderPass(&render_pass_info);
pass.setPipeline(self.pipeline);
pass.setPipeline(app.pipeline);
pass.draw(3, 1, 0, 0);
pass.end();
pass.release();
@ -98,7 +97,7 @@ pub fn update(self: *Self, engine: *mach.Engine) !bool {
var command = encoder.finish(null);
encoder.release();
self.queue.submit(&.{command});
app.queue.submit(&.{command});
command.release();
engine.gpu_driver.swap_chain.?.present();
back_buffer_view.release();