wgpu: move examples to examples repo

vendor/wgpu/README.md → vendor/wgpu/doc.odin

@@ -1,17 +1,18 @@
-# WGPU
-
+/*
 A cross-platform (and WASM) GPU API.
 
 WASM support is achieved by providing wrappers around the browser native WebGPU API
 that are called instead of the [wgpu-native](https://github.com/gfx-rs/wgpu-native) library,
 the wgpu-native library provides support for all other targets.
 
-Have a look at the `example/` directory for the rendering of a basic triangle.
+**Examples**
+
+You can find a number of examples on [[Odin's official examples repository; https://github.com/odin-lang/examples/tree/master/wgpu]].
 
-## Getting the wgpu-native libraries
+**Getting the wgpu-native libraries**
 
 For native support (not the browser), some libraries are required. Fortunately this is
-extremely easy, just download them from the [releases on GitHub](https://github.com/gfx-rs/wgpu-native/releases/tag/v24.0.0.2),
+extremely easy, just download them from the [[releases on GitHub; https://github.com/gfx-rs/wgpu-native/releases/tag/v24.0.0.2]].
 the bindings are for v24.0.0.2 at the moment.
 
 These are expected in the `lib` folder under the same name as they are released (just unzipped).
@@ -19,7 +20,7 @@ By default it will look for a static release version (`wgpu-OS-ARCH-release.a|li
 you can set `-define:WGPU_DEBUG=true` for it to look for a debug version,
 and use `-define:WGPU_SHARED=true` to look for the shared libraries.
 
-## WASM
+**WASM**
 
 For WASM, the module has to be built with a function table to enable callbacks.
 You can do so using `-extra-linker-flags:"--export-table"`.
@@ -29,12 +30,20 @@ Being able to allocate is also required (for some auxiliary APIs but also for ma
 You can set the context that is used for allocations by setting the global variable `wpgu.g_context`.
 It will default to the `runtime.default_context`.
 
-Again, have a look at the `example/` and how it is set up, doing the `--import-memory` and the likes
+Have a look at the [[example build file; https://github.com/odin-lang/examples/blob/master/wgpu/glfw-triangle/build_web.sh]] and [[html file; https://github.com/odin-lang/examples/blob/master/wgpu/glfw-triangle/web/index.html]]
+to see how it looks when set up, doing the `--import-memory` and the likes
 is not strictly necessary but allows your app more memory than the minimal default.
 
 The bindings work on both `-target:js_wasm32` and `-target:js_wasm64p32`.
 
-## GLFW Glue
+**SDL Glue**
+
+There is an inner package `sdl2glue` (and `sdl3glue`) that can be used to glue together WGPU and SDL.
+It exports one procedure `GetSurface(wgpu.Instance, ^SDL.Window) -> wgpu.Surface`.
+The procedure will call the needed target specific procedures and return a surface configured
+for the given window.
+
+**GLFW Glue**
 
 There is an inner package `glfwglue` that can be used to glue together WGPU and GLFW.
 It exports one procedure `GetSurface(wgpu.Instance, glfw.WindowHandle) -> wgpu.Surface`.
@@ -44,14 +53,7 @@ for the given window.
 Do note that wgpu does not require GLFW, you can use native windows or another windowing library too.
 For that you can take inspiration from `glfwglue` on glueing them together.
 
-## SDL2 Glue
-
-There is an inner package `sdl2glue` that can be used to glue together WGPU and SDL2.
-It exports one procedure `GetSurface(wgpu.Instance, ^sdl2.Window) -> wgpu.Surface`.
-The procedure will call the needed target specific procedures and return a surface configured
-for the given window.
-
-### Wayland
+**GLFW and Wayland**
 
 GLFW supports Wayland from version 3.4 onwards and only if it is compiled with `-DGLFW_EXPOSE_NATIVE_WAYLAND`.
 
@@ -59,3 +61,5 @@ Odin links against your system's glfw library (probably installed through a pack
 If that version is lower than 3.4 or hasn't been compiled with the previously mentioned define,
 you will have to compile glfw from source yourself and adjust the `foreign import` declarations in `vendor:glfw/bindings` to
 point to it.
+*/
+package wgpu

vendor/wgpu/examples/glfw/Makefile

@@ -1,17 +0,0 @@
-FILES := $(wildcard *)
-
-# NOTE: changing this requires changing the same values in the `web/index.html`.
-INITIAL_MEMORY_PAGES := 2000
-MAX_MEMORY_PAGES     := 65536
-
-PAGE_SIZE := 65536
-INITIAL_MEMORY_BYTES := $(shell expr $(INITIAL_MEMORY_PAGES) \* $(PAGE_SIZE))
-MAX_MEMORY_BYTES     := $(shell expr $(MAX_MEMORY_PAGES) \* $(PAGE_SIZE))
-
-web/triangle.wasm: $(FILES) ../../wgpu.js ../../../../core/sys/wasm/js/odin.js
-	odin build . \
-		-target:js_wasm32 -out:web/triangle.wasm -o:size \
-        -extra-linker-flags:"--export-table --import-memory --initial-memory=$(INITIAL_MEMORY_BYTES) --max-memory=$(MAX_MEMORY_BYTES)"
-
-	cp ../../wgpu.js web/wgpu.js
-	cp ../../../../core/sys/wasm/js/odin.js web/odin.js

vendor/wgpu/examples/glfw/build.bat

@@ -1,12 +0,0 @@
-REM NOTE: changing this requires changing the same values in the `web/index.html`.
-set INITIAL_MEMORY_PAGES=2000
-set MAX_MEMORY_PAGES=65536
-
-set PAGE_SIZE=65536
-set /a INITIAL_MEMORY_BYTES=%INITIAL_MEMORY_PAGES% * %PAGE_SIZE%
-set /a MAX_MEMORY_BYTES=%MAX_MEMORY_PAGES% * %PAGE_SIZE%
-
-call odin.exe build . -target:js_wasm32 -out:web/triangle.wasm -o:size -extra-linker-flags:"--export-table --import-memory --initial-memory=%INITIAL_MEMORY_BYTES% --max-memory=%MAX_MEMORY_BYTES%"
-
-copy "..\..\wgpu.js" "web\wgpu.js"
-copy "..\..\..\..\core\sys\wasm\js\odin.js" "web\odin.js"

vendor/wgpu/examples/glfw/main.odin

@@ -1,189 +0,0 @@
-package vendor_wgpu_example_triangle
-
-import "base:runtime"
-
-import "core:fmt"
-
-import "vendor:wgpu"
-
-State :: struct {
-	ctx: runtime.Context,
-	os:  OS,
-
-	instance:        wgpu.Instance,
-	surface:         wgpu.Surface,
-	adapter:         wgpu.Adapter,
-	device:          wgpu.Device,
-	config:          wgpu.SurfaceConfiguration,
-	queue:           wgpu.Queue,
-	module:          wgpu.ShaderModule,
-	pipeline_layout: wgpu.PipelineLayout,
-	pipeline:        wgpu.RenderPipeline,
-}
-
-@(private="file")
-state: State
-
-main :: proc() {
-	state.ctx = context
-
-	os_init(&state.os)
-
-	state.instance = wgpu.CreateInstance(nil)
-	if state.instance == nil {
-		panic("WebGPU is not supported")
-	}
-	state.surface = os_get_surface(&state.os, state.instance)
-
-	wgpu.InstanceRequestAdapter(state.instance, &{ compatibleSurface = state.surface }, { callback = on_adapter })
-
-	on_adapter :: proc "c" (status: wgpu.RequestAdapterStatus, adapter: wgpu.Adapter, message: string, userdata1: rawptr, userdata2: rawptr) {
-		context = state.ctx
-		if status != .Success || adapter == nil {
-			fmt.panicf("request adapter failure: [%v] %s", status, message)
-		}
-		state.adapter = adapter
-		wgpu.AdapterRequestDevice(adapter, nil, { callback = on_device })
-	}
-
-	on_device :: proc "c" (status: wgpu.RequestDeviceStatus, device: wgpu.Device, message: string, userdata1: rawptr, userdata2: rawptr) {
-		context = state.ctx
-		if status != .Success || device == nil {
-			fmt.panicf("request device failure: [%v] %s", status, message)
-		}
-		state.device = device 
-
-		width, height := os_get_render_bounds(&state.os)
-
-		state.config = wgpu.SurfaceConfiguration {
-			device      = state.device,
-			usage       = { .RenderAttachment },
-			format      = .BGRA8Unorm,
-			width       = width,
-			height      = height,
-			presentMode = .Fifo,
-			alphaMode   = .Opaque,
-		}
-		wgpu.SurfaceConfigure(state.surface, &state.config)
-
-		state.queue = wgpu.DeviceGetQueue(state.device)
-
-		shader :: `
-	@vertex
-	fn vs_main(@builtin(vertex_index) in_vertex_index: u32) -> @builtin(position) vec4<f32> {
-		let x = f32(i32(in_vertex_index) - 1);
-		let y = f32(i32(in_vertex_index & 1u) * 2 - 1);
-		return vec4<f32>(x, y, 0.0, 1.0);
-	}
-
-	@fragment
-	fn fs_main() -> @location(0) vec4<f32> {
-		return vec4<f32>(1.0, 0.0, 0.0, 1.0);
-	}`
-
-		state.module = wgpu.DeviceCreateShaderModule(state.device, &{
-			nextInChain = &wgpu.ShaderSourceWGSL{
-				sType = .ShaderSourceWGSL,
-				code  = shader,
-			},
-		})
-
-		state.pipeline_layout = wgpu.DeviceCreatePipelineLayout(state.device, &{})
-		state.pipeline = wgpu.DeviceCreateRenderPipeline(state.device, &{
-			layout = state.pipeline_layout,
-			vertex = {
-				module     = state.module,
-				entryPoint = "vs_main",
-			},
-			fragment = &{
-				module      = state.module,
-				entryPoint  = "fs_main",
-				targetCount = 1,
-				targets     = &wgpu.ColorTargetState{
-					format    = .BGRA8Unorm,
-					writeMask = wgpu.ColorWriteMaskFlags_All,
-				},
-			},
-			primitive = {
-				topology = .TriangleList,
-
-			},
-			multisample = {
-				count = 1,
-				mask  = 0xFFFFFFFF,
-			},
-		})
-
-		os_run(&state.os)
-	}
-}
-
-resize :: proc "c" () {
-	context = state.ctx
-
-	state.config.width, state.config.height = os_get_render_bounds(&state.os)
-	wgpu.SurfaceConfigure(state.surface, &state.config)
-}
-
-frame :: proc "c" (dt: f32) {
-	context = state.ctx
-
-	surface_texture := wgpu.SurfaceGetCurrentTexture(state.surface)
-	switch surface_texture.status {
-	case .SuccessOptimal, .SuccessSuboptimal:
-		// All good, could handle suboptimal here.
-	case .Timeout, .Outdated, .Lost:
-		// Skip this frame, and re-configure surface.
-		if surface_texture.texture != nil {
-			wgpu.TextureRelease(surface_texture.texture)
-		}
-		resize()
-		return
-	case .OutOfMemory, .DeviceLost, .Error:
-		// Fatal error
-		fmt.panicf("[triangle] get_current_texture status=%v", surface_texture.status)
-	}
-	defer wgpu.TextureRelease(surface_texture.texture)
-
-	frame := wgpu.TextureCreateView(surface_texture.texture, nil)
-	defer wgpu.TextureViewRelease(frame)
-
-	command_encoder := wgpu.DeviceCreateCommandEncoder(state.device, nil)
-	defer wgpu.CommandEncoderRelease(command_encoder)
-
-	render_pass_encoder := wgpu.CommandEncoderBeginRenderPass(
-		command_encoder, &{
-			colorAttachmentCount = 1,
-			colorAttachments     = &wgpu.RenderPassColorAttachment{
-				view       = frame,
-				loadOp     = .Clear,
-				storeOp    = .Store,
-				depthSlice = wgpu.DEPTH_SLICE_UNDEFINED,
-				clearValue = { 0, 1, 0, 1 },
-			},
-		},
-	)
-
-	wgpu.RenderPassEncoderSetPipeline(render_pass_encoder, state.pipeline)
-	wgpu.RenderPassEncoderDraw(render_pass_encoder, vertexCount=3, instanceCount=1, firstVertex=0, firstInstance=0)
-
-	wgpu.RenderPassEncoderEnd(render_pass_encoder)
-	wgpu.RenderPassEncoderRelease(render_pass_encoder)
-
-	command_buffer := wgpu.CommandEncoderFinish(command_encoder, nil)
-	defer wgpu.CommandBufferRelease(command_buffer)
-
-	wgpu.QueueSubmit(state.queue, { command_buffer })
-	wgpu.SurfacePresent(state.surface)
-}
-
-finish :: proc() {
-	wgpu.RenderPipelineRelease(state.pipeline)
-	wgpu.PipelineLayoutRelease(state.pipeline_layout)
-	wgpu.ShaderModuleRelease(state.module)
-	wgpu.QueueRelease(state.queue)
-	wgpu.DeviceRelease(state.device)
-	wgpu.AdapterRelease(state.adapter)
-	wgpu.SurfaceRelease(state.surface)
-	wgpu.InstanceRelease(state.instance)
-}

vendor/wgpu/examples/glfw/os_glfw.odin

@@ -1,55 +0,0 @@
-#+build !js
-package vendor_wgpu_example_triangle
-
-import "core:time"
-
-import "vendor:glfw"
-import "vendor:wgpu"
-import "vendor:wgpu/glfwglue"
-
-OS :: struct {
-	window: glfw.WindowHandle,
-}
-
-os_init :: proc(os: ^OS) {
-	if !glfw.Init() {
-		panic("[glfw] init failure")
-	}
-
-	glfw.WindowHint(glfw.CLIENT_API, glfw.NO_API)
-	os.window = glfw.CreateWindow(960, 540, "WGPU Native Triangle", nil, nil)
-
-	glfw.SetFramebufferSizeCallback(os.window, size_callback)
-}
-
-os_run :: proc(os: ^OS) {
-	dt: f32
-
-	for !glfw.WindowShouldClose(os.window) {
-		start := time.tick_now()
-
-		glfw.PollEvents()
-		frame(dt)
-
-		dt = f32(time.duration_seconds(time.tick_since(start)))
-	}
-
-	finish()
-
-	glfw.DestroyWindow(os.window)
-	glfw.Terminate()
-}
-
-os_get_render_bounds :: proc(os: ^OS) -> (width, height: u32) {
-	iw, ih := glfw.GetWindowSize(os.window)
-	return u32(iw), u32(ih)
-}
-
-os_get_surface :: proc(os: ^OS, instance: wgpu.Instance) -> wgpu.Surface {
-	return glfwglue.GetSurface(instance, os.window)
-}
-
-@(private="file")
-size_callback :: proc "c" (window: glfw.WindowHandle, width, height: i32) {
-	resize()
-}

vendor/wgpu/examples/glfw/os_js.odin

@@ -1,61 +0,0 @@
-package vendor_wgpu_example_triangle
-
-import "core:sys/wasm/js"
-
-import "vendor:wgpu"
-
-OS :: struct {
-	initialized: bool,
-}
-
-@(private="file")
-g_os: ^OS
-
-os_init :: proc(os: ^OS) {
-	g_os = os
-	assert(js.add_window_event_listener(.Resize, nil, size_callback))
-}
-
-// NOTE: frame loop is done by the runtime.js repeatedly calling `step`.
-os_run :: proc(os: ^OS) {
-	os.initialized = true
-}
-
-os_get_render_bounds :: proc(os: ^OS) -> (width, height: u32) {
-	rect := js.get_bounding_client_rect("body")
-	return u32(rect.width), u32(rect.height)
-}
-
-os_get_surface :: proc(os: ^OS, instance: wgpu.Instance) -> wgpu.Surface {
-	return wgpu.InstanceCreateSurface(
-		instance,
-		&wgpu.SurfaceDescriptor{
-			nextInChain = &wgpu.SurfaceSourceCanvasHTMLSelector{
-				sType = .SurfaceSourceCanvasHTMLSelector,
-				selector = "#wgpu-canvas",
-			},
-		},
-	)
-}
-
-@(private="file", export)
-step :: proc(dt: f32) -> bool {
-	if !g_os.initialized {
-		return true
-	}
-
-	frame(dt)
-	return true
-}
-
-@(private="file", fini)
-os_fini :: proc() {
-	js.remove_window_event_listener(.Resize, nil, size_callback)
-
-	finish()
-}
-
-@(private="file")
-size_callback :: proc(e: js.Event) {
-	resize()
-}

vendor/wgpu/examples/glfw/web/index.html

@@ -1,23 +0,0 @@
-<!DOCTYPE html>
-<html lang="en" style="height: 100%;">
-	<head>
-		<meta charset="UTF-8">
-		<meta name="viewport" content="width=device-width, initial-scale=1">
-		<title>WGPU WASM Triangle</title>
-	</head>
-	<body id="body" style="height: 100%; padding: 0; margin: 0; overflow: hidden;">
-		<canvas id="wgpu-canvas"></canvas>
-	
-		<script type="text/javascript" src="odin.js"></script>
-		<script type="text/javascript" src="wgpu.js"></script>
-		<script type="text/javascript">
-			const mem = new WebAssembly.Memory({ initial: 2000, maximum: 65536, shared: false });
-			const memInterface = new odin.WasmMemoryInterface();
-			memInterface.setMemory(mem);
-
-			const wgpuInterface = new odin.WebGPUInterface(memInterface);
-
-			odin.runWasm("triangle.wasm", null, { wgpu: wgpuInterface.getInterface() }, memInterface, /*intSize=8*/);
-		</script>
-	</body>
-</html>

vendor/wgpu/examples/sdl2/Makefile

@@ -1,17 +0,0 @@
-FILES := $(wildcard *)
-
-# NOTE: changing this requires changing the same values in the `web/index.html`.
-INITIAL_MEMORY_PAGES := 2000
-MAX_MEMORY_PAGES     := 65536
-
-PAGE_SIZE := 65536
-INITIAL_MEMORY_BYTES := $(shell expr $(INITIAL_MEMORY_PAGES) \* $(PAGE_SIZE))
-MAX_MEMORY_BYTES     := $(shell expr $(MAX_MEMORY_PAGES) \* $(PAGE_SIZE))
-
-web/triangle.wasm: $(FILES) ../../wgpu.js ../../../../core/sys/wasm/js/odin.js
-	odin build . \
-		-target:js_wasm32 -out:web/triangle.wasm -o:size \
-        -extra-linker-flags:"--export-table --import-memory --initial-memory=$(INITIAL_MEMORY_BYTES) --max-memory=$(MAX_MEMORY_BYTES)"
-
-	cp ../../wgpu.js web/wgpu.js
-	cp ../../../../core/sys/wasm/js/odin.js web/odin.js

vendor/wgpu/examples/sdl2/build.bat

@@ -1,12 +0,0 @@
-REM NOTE: changing this requires changing the same values in the `web/index.html`.
-set INITIAL_MEMORY_PAGES=2000
-set MAX_MEMORY_PAGES=65536
-
-set PAGE_SIZE=65536
-set /a INITIAL_MEMORY_BYTES=%INITIAL_MEMORY_PAGES% * %PAGE_SIZE%
-set /a MAX_MEMORY_BYTES=%MAX_MEMORY_PAGES% * %PAGE_SIZE%
-
-call odin.exe build . -target:js_wasm32 -out:web/triangle.wasm -o:size -extra-linker-flags:"--export-table --import-memory --initial-memory=%INITIAL_MEMORY_BYTES% --max-memory=%MAX_MEMORY_BYTES%"
-
-copy "..\..\wgpu.js" "web\wgpu.js"
-copy "..\..\..\..\core\sys\wasm\js\odin.js" "web\odin.js"

vendor/wgpu/examples/sdl2/main.odin

@@ -1,189 +0,0 @@
-package vendor_wgpu_example_triangle
-
-import "base:runtime"
-
-import "core:fmt"
-
-import "vendor:wgpu"
-
-State :: struct {
-	ctx: runtime.Context,
-	os:  OS,
-
-	instance:        wgpu.Instance,
-	surface:         wgpu.Surface,
-	adapter:         wgpu.Adapter,
-	device:          wgpu.Device,
-	config:          wgpu.SurfaceConfiguration,
-	queue:           wgpu.Queue,
-	module:          wgpu.ShaderModule,
-	pipeline_layout: wgpu.PipelineLayout,
-	pipeline:        wgpu.RenderPipeline,
-}
-
-@(private="file")
-state: State
-
-main :: proc() {
-	state.ctx = context
-	
-	os_init(&state.os)
-
-	state.instance = wgpu.CreateInstance(nil)
-	if state.instance == nil {
-		panic("WebGPU is not supported")
-	}
-	state.surface = os_get_surface(&state.os, state.instance)
-
-	wgpu.InstanceRequestAdapter(state.instance, &{ compatibleSurface = state.surface }, { callback = on_adapter })
-
-	on_adapter :: proc "c" (status: wgpu.RequestAdapterStatus, adapter: wgpu.Adapter, message: string, userdata1, userdata2: rawptr) {
-		context = state.ctx
-		if status != .Success || adapter == nil {
-			fmt.panicf("request adapter failure: [%v] %s", status, message)
-		}
-		state.adapter = adapter
-		wgpu.AdapterRequestDevice(adapter, nil, { callback = on_device })
-	}
-
-	on_device :: proc "c" (status: wgpu.RequestDeviceStatus, device: wgpu.Device, message: string, userdata1, userdata2: rawptr) {
-		context = state.ctx
-		if status != .Success || device == nil {
-			fmt.panicf("request device failure: [%v] %s", status, message)
-		}
-		state.device = device 
-
-		width, height := os_get_render_bounds(&state.os)
-
-		state.config = wgpu.SurfaceConfiguration {
-			device      = state.device,
-			usage       = { .RenderAttachment },
-			format      = .BGRA8Unorm,
-			width       = width,
-			height      = height,
-			presentMode = .Fifo,
-			alphaMode   = .Opaque,
-		}
-		wgpu.SurfaceConfigure(state.surface, &state.config)
-
-		state.queue = wgpu.DeviceGetQueue(state.device)
-
-		shader :: `
-	@vertex
-	fn vs_main(@builtin(vertex_index) in_vertex_index: u32) -> @builtin(position) vec4<f32> {
-		let x = f32(i32(in_vertex_index) - 1);
-		let y = f32(i32(in_vertex_index & 1u) * 2 - 1);
-		return vec4<f32>(x, y, 0.0, 1.0);
-	}
-
-	@fragment
-	fn fs_main() -> @location(0) vec4<f32> {
-		return vec4<f32>(1.0, 0.0, 0.0, 1.0);
-	}`
-
-		state.module = wgpu.DeviceCreateShaderModule(state.device, &{
-			nextInChain = &wgpu.ShaderSourceWGSL{
-				sType = .ShaderSourceWGSL,
-				code  = shader,
-			},
-		})
-
-		state.pipeline_layout = wgpu.DeviceCreatePipelineLayout(state.device, &{})
-		state.pipeline = wgpu.DeviceCreateRenderPipeline(state.device, &{
-			layout = state.pipeline_layout,
-			vertex = {
-				module     = state.module,
-				entryPoint = "vs_main",
-			},
-			fragment = &{
-				module      = state.module,
-				entryPoint  = "fs_main",
-				targetCount = 1,
-				targets     = &wgpu.ColorTargetState{
-					format    = .BGRA8Unorm,
-					writeMask = wgpu.ColorWriteMaskFlags_All,
-				},
-			},
-			primitive = {
-				topology = .TriangleList,
-
-			},
-			multisample = {
-				count = 1,
-				mask  = 0xFFFFFFFF,
-			},
-		})
-
-		os_run(&state.os)
-	}
-}
-
-resize :: proc "c" () {
-	context = state.ctx
-	
-	state.config.width, state.config.height = os_get_render_bounds(&state.os)
-	wgpu.SurfaceConfigure(state.surface, &state.config)
-}
-
-frame :: proc "c" (dt: f32) {
-	context = state.ctx
-
-	surface_texture := wgpu.SurfaceGetCurrentTexture(state.surface)
-	switch surface_texture.status {
-	case .SuccessOptimal, .SuccessSuboptimal:
-		// All good, could handle suboptimal here.
-	case .Timeout, .Outdated, .Lost:
-		// Skip this frame, and re-configure surface.
-		if surface_texture.texture != nil {
-			wgpu.TextureRelease(surface_texture.texture)
-		}
-		resize()
-		return
-	case .OutOfMemory, .DeviceLost, .Error:
-		// Fatal error
-		fmt.panicf("[triangle] get_current_texture status=%v", surface_texture.status)
-	}
-	defer wgpu.TextureRelease(surface_texture.texture)
-
-	frame := wgpu.TextureCreateView(surface_texture.texture, nil)
-	defer wgpu.TextureViewRelease(frame)
-
-	command_encoder := wgpu.DeviceCreateCommandEncoder(state.device, nil)
-	defer wgpu.CommandEncoderRelease(command_encoder)
-
-	render_pass_encoder := wgpu.CommandEncoderBeginRenderPass(
-		command_encoder, &{
-			colorAttachmentCount = 1,
-			colorAttachments     = &wgpu.RenderPassColorAttachment{
-				view       = frame,
-				loadOp     = .Clear,
-				storeOp    = .Store,
-				depthSlice = wgpu.DEPTH_SLICE_UNDEFINED,
-				clearValue = { 0, 1, 0, 1 },
-			},
-		},
-	)
-
-	wgpu.RenderPassEncoderSetPipeline(render_pass_encoder, state.pipeline)
-	wgpu.RenderPassEncoderDraw(render_pass_encoder, vertexCount=3, instanceCount=1, firstVertex=0, firstInstance=0)
-
-	wgpu.RenderPassEncoderEnd(render_pass_encoder)
-	wgpu.RenderPassEncoderRelease(render_pass_encoder)
-
-	command_buffer := wgpu.CommandEncoderFinish(command_encoder, nil)
-	defer wgpu.CommandBufferRelease(command_buffer)
-
-	wgpu.QueueSubmit(state.queue, { command_buffer })
-	wgpu.SurfacePresent(state.surface)
-}
-
-finish :: proc() {
-	wgpu.RenderPipelineRelease(state.pipeline)
-	wgpu.PipelineLayoutRelease(state.pipeline_layout)
-	wgpu.ShaderModuleRelease(state.module)
-	wgpu.QueueRelease(state.queue)
-	wgpu.DeviceRelease(state.device)
-	wgpu.AdapterRelease(state.adapter)
-	wgpu.SurfaceRelease(state.surface)
-	wgpu.InstanceRelease(state.instance)
-}

vendor/wgpu/examples/sdl2/os_js.odin

@@ -1,61 +0,0 @@
-package vendor_wgpu_example_triangle
-
-import "core:sys/wasm/js"
-
-import "vendor:wgpu"
-
-OS :: struct {
-	initialized: bool,
-}
-
-@(private="file")
-g_os: ^OS
-
-os_init :: proc(os: ^OS) {
-	g_os = os
-	assert(js.add_window_event_listener(.Resize, nil, size_callback))
-}
-
-// NOTE: frame loop is done by the runtime.js repeatedly calling `step`.
-os_run :: proc(os: ^OS) {
-	os.initialized = true
-}
-
-os_get_render_bounds :: proc(os: ^OS) -> (width, height: u32) {
-	rect := js.get_bounding_client_rect("body")
-	return u32(rect.width), u32(rect.height)
-}
-
-os_get_surface :: proc(os: ^OS, instance: wgpu.Instance) -> wgpu.Surface {
-	return wgpu.InstanceCreateSurface(
-		instance,
-		&wgpu.SurfaceDescriptor{
-			nextInChain = &wgpu.SurfaceSourceCanvasHTMLSelector{
-				sType = .SurfaceSourceCanvasHTMLSelector,
-				selector = "#wgpu-canvas",
-			},
-		},
-	)
-}
-
-@(private="file", export)
-step :: proc(dt: f32) -> bool {
-	if !g_os.initialized {
-		return true
-	}
-
-	frame(dt)
-	return true
-}
-
-@(private="file", fini)
-os_fini :: proc() {
-	js.remove_window_event_listener(.Resize, nil, size_callback)
-
-	finish()
-}
-
-@(private="file")
-size_callback :: proc(e: js.Event) {
-	resize()
-}

vendor/wgpu/examples/sdl2/os_sdl2.odin

@@ -1,85 +0,0 @@
-#+build !js
-package vendor_wgpu_example_triangle
-
-import "core:c"
-import "core:fmt"
-
-import "vendor:sdl2"
-import "vendor:wgpu"
-import "vendor:wgpu/sdl2glue"
-
-OS :: struct {
-	window: ^sdl2.Window,
-}
-
-os_init :: proc(os: ^OS) {
-	sdl_flags := sdl2.InitFlags{.VIDEO, .JOYSTICK, .GAMECONTROLLER, .EVENTS}
-	if res := sdl2.Init(sdl_flags); res != 0 {
-		fmt.eprintfln("ERROR: Failed to initialize SDL: [%s]", sdl2.GetError())
-		return
-	}
-	
-	window_flags: sdl2.WindowFlags = {.SHOWN, .ALLOW_HIGHDPI, .RESIZABLE}
-	os.window = sdl2.CreateWindow(
-		"WGPU Native Triangle",
-		sdl2.WINDOWPOS_CENTERED,
-		sdl2.WINDOWPOS_CENTERED,
-		960,
-		540,
-		window_flags,
-	)
-	if os.window == nil {
-		fmt.eprintfln("ERROR: Failed to create the SDL Window: [%s]", sdl2.GetError())
-		return
-	}
-
-	sdl2.AddEventWatch(size_callback, nil)
-}
-
-os_run :: proc(os: ^OS) {
-	now := sdl2.GetPerformanceCounter()
-	last : u64
-	dt: f32
-	main_loop: for {
-		last = now
-		now = sdl2.GetPerformanceCounter()
-		dt = f32((now - last) * 1000) / f32(sdl2.GetPerformanceFrequency())
-
-		e: sdl2.Event
-
-		for sdl2.PollEvent(&e) {
-			#partial switch (e.type) {
-			case .QUIT:
-				break main_loop
-			}
-		}
-
-		frame(dt)
-	}
-
-	sdl2.DestroyWindow(os.window)
-	sdl2.Quit()
-
-	finish()
-}
-
-
-os_get_render_bounds :: proc(os: ^OS) -> (width, height: u32) {
-	iw, ih: c.int
-	sdl2.GetWindowSize(os.window, &iw, &ih)
-	return u32(iw), u32(ih)
-}
-
-os_get_surface :: proc(os: ^OS, instance: wgpu.Instance) -> wgpu.Surface {
-	return sdl2glue.GetSurface(instance, os.window)
-}
-
-@(private="file")
-size_callback :: proc "c" (userdata: rawptr, event: ^sdl2.Event) -> c.int {
-	if event.type == .WINDOWEVENT {
-		if event.window.event == .SIZE_CHANGED || event.window.event == .RESIZED {
-			resize()
-		}
-	}
-	return 0
-}

vendor/wgpu/examples/sdl2/web/index.html

@@ -1,23 +0,0 @@
-<!DOCTYPE html>
-<html lang="en" style="height: 100%;">
-	<head>
-		<meta charset="UTF-8">
-		<meta name="viewport" content="width=device-width, initial-scale=1">
-		<title>WGPU WASM Triangle</title>
-	</head>
-	<body id="body" style="height: 100%; padding: 0; margin: 0; overflow: hidden;">
-		<canvas id="wgpu-canvas"></canvas>
-	
-		<script type="text/javascript" src="odin.js"></script>
-		<script type="text/javascript" src="wgpu.js"></script>
-		<script type="text/javascript">
-			const mem = new WebAssembly.Memory({ initial: 2000, maximum: 65536, shared: false });
-			const memInterface = new odin.WasmMemoryInterface();
-			memInterface.setMemory(mem);
-
-			const wgpuInterface = new odin.WebGPUInterface(memInterface);
-
-			odin.runWasm("triangle.wasm", null, { wgpu: wgpuInterface.getInterface() }, memInterface, /*intSize=8*/);
-		</script>
-	</body>
-</html>