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#5 - Cleanup Games and implement WIP SDL2 and Windows (Forms) applica…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| // Copyright © Amer Koleci and Contributors. | ||
| // Licensed under the MIT License (MIT). See LICENSE in the repository root for more information. | ||
|
|
||
| using System; | ||
| using Microsoft.Extensions.DependencyInjection; | ||
| using static SDL2.SDL; | ||
| using static SDL2.SDL.SDL_EventType; | ||
|
|
||
| namespace Vortice | ||
| { | ||
| public sealed class SDL2GameContext : GameContext | ||
| { | ||
| private const int _eventsPerPeep = 64; | ||
| private readonly SDL_Event[] _events = new SDL_Event[_eventsPerPeep]; | ||
|
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| private bool _exiting = false; | ||
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| public override void ConfigureServices(IServiceCollection services) | ||
| { | ||
| base.ConfigureServices(services); | ||
|
|
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| // Init SDL2 | ||
| if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_GAMECONTROLLER) != 0) | ||
| { | ||
| SDL_Log($"Unable to initialize SDL: {SDL_GetError()}"); | ||
| return; | ||
| } | ||
|
|
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| services.AddSingleton<GameView>(new SDL2GameView()); | ||
| } | ||
|
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| public override void RunMainLoop(Action init, Action callback) | ||
| { | ||
| init(); | ||
|
|
||
| while (!_exiting) | ||
| { | ||
| PollSDLEvents(); | ||
| callback(); | ||
| } | ||
|
|
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| SDL_Quit(); | ||
| } | ||
|
|
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| private void PollSDLEvents() | ||
| { | ||
| SDL_PumpEvents(); | ||
| int eventsRead; | ||
|
|
||
| do | ||
| { | ||
| eventsRead = SDL_PeepEvents(_events, _eventsPerPeep, SDL_eventaction.SDL_GETEVENT, SDL_EventType.SDL_FIRSTEVENT, SDL_EventType.SDL_LASTEVENT); | ||
| for (int i = 0; i < eventsRead; i++) | ||
| { | ||
| handleSDLEvent(_events[i]); | ||
| } | ||
| } while (eventsRead == _eventsPerPeep); | ||
| } | ||
|
|
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| private void handleSDLEvent(SDL_Event e) | ||
| { | ||
| switch (e.type) | ||
| { | ||
| case SDL_QUIT: | ||
| case SDL_APP_TERMINATING: | ||
| _exiting = true; | ||
| break; | ||
| } | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| // Copyright (c) Amer Koleci and contributors. | ||
| // Distributed under the MIT license. See the LICENSE file in the project root for more information. | ||
|
|
||
| using System; | ||
| using System.Drawing; | ||
| using System.Linq; | ||
| using System.Reflection; | ||
| using System.Runtime.InteropServices; | ||
| using Vortice.Graphics; | ||
| using static SDL2.SDL; | ||
| using static SDL2.SDL.SDL_WindowFlags; | ||
|
|
||
| namespace Vortice | ||
| { | ||
| internal class SDL2GameView : GameView | ||
| { | ||
| private readonly IntPtr _window; | ||
|
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| public SDL2GameView() | ||
| { | ||
| SDL_WindowFlags flags = SDL_WINDOW_ALLOW_HIGHDPI | SDL_WINDOW_HIDDEN | SDL_WINDOW_RESIZABLE; | ||
|
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| _window = SDL_CreateWindow("Vortice", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1200, 800, flags); | ||
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| SDL_GetWindowSize(_window, out int width, out int height); | ||
| ClientSize = new Size(width, height); | ||
|
|
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| // Native handle | ||
| var wmInfo = new SDL_SysWMinfo(); | ||
| SDL_GetWindowWMInfo(_window, ref wmInfo); | ||
|
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| // Window handle is selected per subsystem as defined at: | ||
| // https://wiki.libsdl.org/SDL_SysWMinfo | ||
| switch (wmInfo.subsystem) | ||
| { | ||
| case SDL_SYSWM_TYPE.SDL_SYSWM_WINDOWS: | ||
| Source = SurfaceSource.CreateWin32( | ||
| wmInfo.info.win.hinstance, | ||
| wmInfo.info.win.window | ||
| ); | ||
| break; | ||
|
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| case SDL_SYSWM_TYPE.SDL_SYSWM_X11: | ||
| //return wmInfo.info.x11.window; | ||
| break; | ||
|
|
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| case SDL_SYSWM_TYPE.SDL_SYSWM_COCOA: | ||
| //return wmInfo.info.cocoa.window; | ||
| break; | ||
|
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| case SDL_SYSWM_TYPE.SDL_SYSWM_UIKIT: | ||
| //return wmInfo.info.uikit.window; | ||
| break; | ||
|
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| case SDL_SYSWM_TYPE.SDL_SYSWM_WAYLAND: | ||
| //return wmInfo.info.wl.shell_surface; | ||
| break; | ||
|
|
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| case SDL_SYSWM_TYPE.SDL_SYSWM_ANDROID: | ||
| //return wmInfo.info.android.window; | ||
| break; | ||
|
|
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| default: | ||
| break; | ||
| } | ||
|
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| SDL_ShowWindow(_window); | ||
| } | ||
|
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| /// <inheritdoc /> | ||
| public override Size ClientSize { get; } | ||
|
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| /// <inheritdoc /> | ||
| public override SurfaceSource Source { get; } | ||
|
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| private void OnControlClientSizeChanged(object? sender, EventArgs e) | ||
| { | ||
| OnSizeChanged(); | ||
| } | ||
| } | ||
| } |
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