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{examples,shaderexp}: rename mach.Engine -> mach.Core

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2022-07-04 19:46:27 -07:00 • committed by Stephen Gutekanst
parent e79c9e075a
commit 1b97c9f1e5
10 changed files with 263 additions and 263 deletions
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42
examples/boids/main.zig
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@ -26,13 +26,13 @@ var sim_params = [_]f32{
0.005, // .rule_3_scale
};
pub fn init(app: *App, engine: *mach.Engine) !void {
const sprite_shader_module = engine.device.createShaderModule(&.{
pub fn init(app: *App, core: *mach.Core) !void {
const sprite_shader_module = core.device.createShaderModule(&.{
.label = "sprite shader module",
.code = .{ .wgsl = @embedFile("sprite.wgsl") },
});
const update_sprite_shader_module = engine.device.createShaderModule(&.{
const update_sprite_shader_module = core.device.createShaderModule(&.{
.label = "update sprite shader module",
.code = .{ .wgsl = @embedFile("updateSprites.wgsl") },
});
@ -61,7 +61,7 @@ pub fn init(app: *App, engine: *mach.Engine) !void {
},
};
const render_pipeline = engine.device.createRenderPipeline(&gpu.RenderPipeline.Descriptor{
const render_pipeline = core.device.createRenderPipeline(&gpu.RenderPipeline.Descriptor{
.vertex = .{
.module = sprite_shader_module,
.entry_point = "vert_main",
@ -84,12 +84,12 @@ pub fn init(app: *App, engine: *mach.Engine) !void {
},
.fragment = &gpu.FragmentState{ .module = sprite_shader_module, .entry_point = "frag_main", .targets = &[_]gpu.ColorTargetState{
.{
.format = engine.swap_chain_format,
.format = core.swap_chain_format,
},
} },
});
const compute_pipeline = engine.device.createComputePipeline(&gpu.ComputePipeline.Descriptor{ .compute = gpu.ProgrammableStageDescriptor{
const compute_pipeline = core.device.createComputePipeline(&gpu.ComputePipeline.Descriptor{ .compute = gpu.ProgrammableStageDescriptor{
.module = update_sprite_shader_module,
.entry_point = "main",
} });
@ -99,17 +99,17 @@ pub fn init(app: *App, engine: *mach.Engine) !void {
-0.02, 0.0, 0.02,
};
const sprite_vertex_buffer = engine.device.createBuffer(&gpu.Buffer.Descriptor{
const sprite_vertex_buffer = core.device.createBuffer(&gpu.Buffer.Descriptor{
.usage = .{ .vertex = true, .copy_dst = true },
.size = vert_buffer_data.len * @sizeOf(f32),
});
engine.device.getQueue().writeBuffer(sprite_vertex_buffer, 0, f32, &vert_buffer_data);
core.device.getQueue().writeBuffer(sprite_vertex_buffer, 0, f32, &vert_buffer_data);
const sim_param_buffer = engine.device.createBuffer(&gpu.Buffer.Descriptor{
const sim_param_buffer = core.device.createBuffer(&gpu.Buffer.Descriptor{
.usage = .{ .uniform = true, .copy_dst = true },
.size = sim_params.len * @sizeOf(f32),
});
engine.device.getQueue().writeBuffer(sim_param_buffer, 0, f32, &sim_params);
core.device.getQueue().writeBuffer(sim_param_buffer, 0, f32, &sim_params);
var initial_particle_data: [num_particle * 4]f32 = undefined;
var rng = std.rand.DefaultPrng.init(0);
@ -126,7 +126,7 @@ pub fn init(app: *App, engine: *mach.Engine) !void {
var particle_bind_groups: [2]gpu.BindGroup = undefined;
i = 0;
while (i < 2) : (i += 1) {
particle_buffers[i] = engine.device.createBuffer(&gpu.Buffer.Descriptor{
particle_buffers[i] = core.device.createBuffer(&gpu.Buffer.Descriptor{
.usage = .{
.vertex = true,
.copy_dst = true,
@ -134,12 +134,12 @@ pub fn init(app: *App, engine: *mach.Engine) !void {
},
.size = initial_particle_data.len * @sizeOf(f32),
});
engine.device.getQueue().writeBuffer(particle_buffers[i], 0, f32, &initial_particle_data);
core.device.getQueue().writeBuffer(particle_buffers[i], 0, f32, &initial_particle_data);
}
i = 0;
while (i < 2) : (i += 1) {
particle_bind_groups[i] = engine.device.createBindGroup(&gpu.BindGroup.Descriptor{ .layout = compute_pipeline.getBindGroupLayout(0), .entries = &[_]gpu.BindGroup.Entry{
particle_bind_groups[i] = core.device.createBindGroup(&gpu.BindGroup.Descriptor{ .layout = compute_pipeline.getBindGroupLayout(0), .entries = &[_]gpu.BindGroup.Entry{
gpu.BindGroup.Entry.buffer(0, sim_param_buffer, 0, sim_params.len * @sizeOf(f32)),
gpu.BindGroup.Entry.buffer(1, particle_buffers[i], 0, initial_particle_data.len * @sizeOf(f32)),
gpu.BindGroup.Entry.buffer(2, particle_buffers[(i + 1) % 2], 0, initial_particle_data.len * @sizeOf(f32)),
@ -155,10 +155,10 @@ pub fn init(app: *App, engine: *mach.Engine) !void {
app.frame_counter = 0;
}
pub fn deinit(_: *App, _: *mach.Engine) void {}
pub fn deinit(_: *App, _: *mach.Core) void {}
pub fn update(app: *App, engine: *mach.Engine) !void {
const back_buffer_view = engine.swap_chain.?.getCurrentTextureView();
pub fn update(app: *App, core: *mach.Core) !void {
const back_buffer_view = core.swap_chain.?.getCurrentTextureView();
const color_attachment = gpu.RenderPassColorAttachment{
.view = back_buffer_view,
.resolve_target = null,
@ -171,10 +171,10 @@ pub fn update(app: *App, engine: *mach.Engine) !void {
color_attachment,
} };
sim_params[0] = @floatCast(f32, engine.delta_time);
engine.device.getQueue().writeBuffer(app.sim_param_buffer, 0, f32, &sim_params);
sim_params[0] = @floatCast(f32, core.delta_time);
core.device.getQueue().writeBuffer(app.sim_param_buffer, 0, f32, &sim_params);
const command_encoder = engine.device.createCommandEncoder(null);
const command_encoder = core.device.createCommandEncoder(null);
{
const pass_encoder = command_encoder.beginComputePass(null);
pass_encoder.setPipeline(app.compute_pipeline);
@ -200,9 +200,9 @@ pub fn update(app: *App, engine: *mach.Engine) !void {
var command = command_encoder.finish(null);
command_encoder.release();
engine.device.getQueue().submit(&.{command});
core.device.getQueue().submit(&.{command});
command.release();
engine.swap_chain.?.present();
core.swap_chain.?.present();
back_buffer_view.release();
}