| @ -0,0 +1,755 @@ | |||
| /********************************************************************************************** | |||
| * | |||
| * rcore_desktop_sdl - Functions to manage window, graphics device and inputs | |||
| * | |||
| * PLATFORM: DESKTOP: SDL | |||
| * - Windows (Win32, Win64) | |||
| * - Linux (X11/Wayland desktop mode) | |||
| * - FreeBSD, OpenBSD, NetBSD, DragonFly (X11 desktop) | |||
| * - OSX/macOS (x64, arm64) | |||
| * | |||
| * LIMITATIONS: | |||
| * - Limitation 01 | |||
| * - Limitation 02 | |||
| * | |||
| * POSSIBLE IMPROVEMENTS: | |||
| * - Improvement 01 | |||
| * - Improvement 02 | |||
| * | |||
| * ADDITIONAL NOTES: | |||
| * - TRACELOG() function is located in raylib [utils] module | |||
| * | |||
| * CONFIGURATION: | |||
| * #define RCORE_PLATFORM_CUSTOM_FLAG | |||
| * Custom flag for rcore on target platform -not used- | |||
| * | |||
| * DEPENDENCIES: | |||
| * - SDL 2 (main library) | |||
| * - Dependency 02 | |||
| * | |||
| * | |||
| * LICENSE: zlib/libpng | |||
| * | |||
| * Copyright (c) 2013-2023 Ramon Santamaria (@raysan5) and contributors | |||
| * | |||
| * This software is provided "as-is", without any express or implied warranty. In no event | |||
| * will the authors be held liable for any damages arising from the use of this software. | |||
| * | |||
| * Permission is granted to anyone to use this software for any purpose, including commercial | |||
| * applications, and to alter it and redistribute it freely, subject to the following restrictions: | |||
| * | |||
| * 1. The origin of this software must not be misrepresented; you must not claim that you | |||
| * wrote the original software. If you use this software in a product, an acknowledgment | |||
| * in the product documentation would be appreciated but is not required. | |||
| * | |||
| * 2. Altered source versions must be plainly marked as such, and must not be misrepresented | |||
| * as being the original software. | |||
| * | |||
| * 3. This notice may not be removed or altered from any source distribution. | |||
| * | |||
| **********************************************************************************************/ | |||
| #include "rcore.h" | |||
| #include "SDL.h" // SDL base library (window/rendered, input, timming... functionality) | |||
| #include "SDL_opengl.h" // SDL OpenGL functionality (if required, instead of internal renderer) | |||
| //---------------------------------------------------------------------------------- | |||
| // Types and Structures Definition | |||
| //---------------------------------------------------------------------------------- | |||
| typedef struct { | |||
| SDL_Window *window; | |||
| SDL_GLContext glContext; | |||
| SDL_Joystick *gamepad; | |||
| } PlatformData; | |||
| //---------------------------------------------------------------------------------- | |||
| // Global Variables Definition | |||
| //---------------------------------------------------------------------------------- | |||
| extern CoreData CORE; // Global CORE state context | |||
| static PlatformData platform = { 0 }; // Platform specific data | |||
| //---------------------------------------------------------------------------------- | |||
| // Module Internal Functions Declaration | |||
| //---------------------------------------------------------------------------------- | |||
| static int InitPlatform(void); // Initialize platform (graphics, inputs and more) | |||
| static void ClosePlatform(void); // Close platform | |||
| //---------------------------------------------------------------------------------- | |||
| // Module Functions Declaration | |||
| //---------------------------------------------------------------------------------- | |||
| // NOTE: Functions declaration is provided by raylib.h | |||
| //---------------------------------------------------------------------------------- | |||
| // Module Functions Definition: Window and Graphics Device | |||
| //---------------------------------------------------------------------------------- | |||
| // Initialize window and OpenGL context | |||
| // NOTE: data parameter could be used to pass any kind of required data to the initialization | |||
| void InitWindow(int width, int height, const char *title) | |||
| { | |||
| TRACELOG(LOG_INFO, "Initializing raylib %s", RAYLIB_VERSION); | |||
| TRACELOG(LOG_INFO, "Supported raylib modules:"); | |||
| TRACELOG(LOG_INFO, " > rcore:..... loaded (mandatory)"); | |||
| TRACELOG(LOG_INFO, " > rlgl:...... loaded (mandatory)"); | |||
| #if defined(SUPPORT_MODULE_RSHAPES) | |||
| TRACELOG(LOG_INFO, " > rshapes:... loaded (optional)"); | |||
| #else | |||
| TRACELOG(LOG_INFO, " > rshapes:... not loaded (optional)"); | |||
| #endif | |||
| #if defined(SUPPORT_MODULE_RTEXTURES) | |||
| TRACELOG(LOG_INFO, " > rtextures:. loaded (optional)"); | |||
| #else | |||
| TRACELOG(LOG_INFO, " > rtextures:. not loaded (optional)"); | |||
| #endif | |||
| #if defined(SUPPORT_MODULE_RTEXT) | |||
| TRACELOG(LOG_INFO, " > rtext:..... loaded (optional)"); | |||
| #else | |||
| TRACELOG(LOG_INFO, " > rtext:..... not loaded (optional)"); | |||
| #endif | |||
| #if defined(SUPPORT_MODULE_RMODELS) | |||
| TRACELOG(LOG_INFO, " > rmodels:... loaded (optional)"); | |||
| #else | |||
| TRACELOG(LOG_INFO, " > rmodels:... not loaded (optional)"); | |||
| #endif | |||
| #if defined(SUPPORT_MODULE_RAUDIO) | |||
| TRACELOG(LOG_INFO, " > raudio:.... loaded (optional)"); | |||
| #else | |||
| TRACELOG(LOG_INFO, " > raudio:.... not loaded (optional)"); | |||
| #endif | |||
| // Initialize window data | |||
| CORE.Window.screen.width = width; | |||
| CORE.Window.screen.height = height; | |||
| CORE.Window.eventWaiting = false; | |||
| CORE.Window.screenScale = MatrixIdentity(); // No draw scaling required by default | |||
| if ((title != NULL) && (title[0] != 0)) CORE.Window.title = title; | |||
| // Initialize global input state | |||
| memset(&CORE.Input, 0, sizeof(CORE.Input)); // Reset CORE.Input structure to 0 | |||
| CORE.Input.Keyboard.exitKey = KEY_ESCAPE; | |||
| CORE.Input.Mouse.scale = (Vector2){ 1.0f, 1.0f }; | |||
| CORE.Input.Mouse.cursor = MOUSE_CURSOR_ARROW; | |||
| CORE.Input.Gamepad.lastButtonPressed = GAMEPAD_BUTTON_UNKNOWN; | |||
| // Initialize platform | |||
| //-------------------------------------------------------------- | |||
| InitPlatform(); | |||
| //-------------------------------------------------------------- | |||
| // Initialize rlgl default data (buffers and shaders) | |||
| // NOTE: CORE.Window.currentFbo.width and CORE.Window.currentFbo.height not used, just stored as globals in rlgl | |||
| rlglInit(CORE.Window.currentFbo.width, CORE.Window.currentFbo.height); | |||
| // Setup default viewport | |||
| SetupViewport(CORE.Window.currentFbo.width, CORE.Window.currentFbo.height); | |||
| #if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT) | |||
| // Load default font | |||
| // WARNING: External function: Module required: rtext | |||
| LoadFontDefault(); | |||
| #if defined(SUPPORT_MODULE_RSHAPES) | |||
| // Set font white rectangle for shapes drawing, so shapes and text can be batched together | |||
| // WARNING: rshapes module is required, if not available, default internal white rectangle is used | |||
| Rectangle rec = GetFontDefault().recs[95]; | |||
| if (CORE.Window.flags & FLAG_MSAA_4X_HINT) | |||
| { | |||
| // NOTE: We try to maxime rec padding to avoid pixel bleeding on MSAA filtering | |||
| SetShapesTexture(GetFontDefault().texture, (Rectangle){ rec.x + 2, rec.y + 2, 1, 1 }); | |||
| } | |||
| else | |||
| { | |||
| // NOTE: We set up a 1px padding on char rectangle to avoid pixel bleeding | |||
| SetShapesTexture(GetFontDefault().texture, (Rectangle){ rec.x + 1, rec.y + 1, rec.width - 2, rec.height - 2 }); | |||
| } | |||
| #endif | |||
| #else | |||
| #if defined(SUPPORT_MODULE_RSHAPES) | |||
| // Set default texture and rectangle to be used for shapes drawing | |||
| // NOTE: rlgl default texture is a 1x1 pixel UNCOMPRESSED_R8G8B8A8 | |||
| Texture2D texture = { rlGetTextureIdDefault(), 1, 1, 1, PIXELFORMAT_UNCOMPRESSED_R8G8B8A8 }; | |||
| SetShapesTexture(texture, (Rectangle){ 0.0f, 0.0f, 1.0f, 1.0f }); // WARNING: Module required: rshapes | |||
| #endif | |||
| #endif | |||
| #if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT) | |||
| if ((CORE.Window.flags & FLAG_WINDOW_HIGHDPI) > 0) | |||
| { | |||
| // Set default font texture filter for HighDPI (blurry) | |||
| // RL_TEXTURE_FILTER_LINEAR - tex filter: BILINEAR, no mipmaps | |||
| rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MIN_FILTER, RL_TEXTURE_FILTER_LINEAR); | |||
| rlTextureParameters(GetFontDefault().texture.id, RL_TEXTURE_MAG_FILTER, RL_TEXTURE_FILTER_LINEAR); | |||
| } | |||
| #endif | |||
| // Initialize random seed | |||
| SetRandomSeed((unsigned int)time(NULL)); | |||
| #if defined(SUPPORT_EVENTS_AUTOMATION) | |||
| events = (AutomationEvent *)RL_CALLOC(MAX_CODE_AUTOMATION_EVENTS, sizeof(AutomationEvent)); | |||
| CORE.Time.frameCounter = 0; | |||
| #endif | |||
| TRACELOG(LOG_INFO, "PLATFORM: CUSTOM: Application initialized successfully"); | |||
| } | |||
| // Close window and unload OpenGL context | |||
| void CloseWindow(void) | |||
| { | |||
| #if defined(SUPPORT_GIF_RECORDING) | |||
| if (gifRecording) | |||
| { | |||
| MsfGifResult result = msf_gif_end(&gifState); | |||
| msf_gif_free(result); | |||
| gifRecording = false; | |||
| } | |||
| #endif | |||
| #if defined(SUPPORT_MODULE_RTEXT) && defined(SUPPORT_DEFAULT_FONT) | |||
| UnloadFontDefault(); // WARNING: Module required: rtext | |||
| #endif | |||
| rlglClose(); // De-init rlgl | |||
| // De-initialize platform | |||
| //-------------------------------------------------------------- | |||
| ClosePlatform(); | |||
| //-------------------------------------------------------------- | |||
| #if defined(SUPPORT_EVENTS_AUTOMATION) | |||
| RL_FREE(events); | |||
| #endif | |||
| CORE.Window.ready = false; | |||
| TRACELOG(LOG_INFO, "Window closed successfully"); | |||
| } | |||
| // Check if application should close | |||
| bool WindowShouldClose(void) | |||
| { | |||
| if (CORE.Window.ready) return CORE.Window.shouldClose; | |||
| else return true; | |||
| } | |||
| // Toggle fullscreen mode | |||
| void ToggleFullscreen(void) | |||
| { | |||
| //SDL_SetWindowFullscreen | |||
| } | |||
| // Toggle borderless windowed mode | |||
| void ToggleBorderlessWindowed(void) | |||
| { | |||
| //SDL_SetWindowFullscreen | |||
| } | |||
| // Set window state: maximized, if resizable | |||
| void MaximizeWindow(void) | |||
| { | |||
| SDL_MaximizeWindow(platform.window); | |||
| CORE.Window.flags |= FLAG_WINDOW_MAXIMIZED; | |||
| } | |||
| // Set window state: minimized | |||
| void MinimizeWindow(void) | |||
| { | |||
| SDL_MinimizeWindow(platform.window); | |||
| CORE.Window.flags |= FLAG_WINDOW_MINIMIZED; | |||
| } | |||
| // Set window state: not minimized/maximized | |||
| void RestoreWindow(void) | |||
| { | |||
| SDL_ShowWindow(platform.window); | |||
| } | |||
| // Set window configuration state using flags | |||
| void SetWindowState(unsigned int flags) | |||
| { | |||
| //SDL_HideWindow(platform.window); | |||
| } | |||
| // Clear window configuration state flags | |||
| void ClearWindowState(unsigned int flags) | |||
| { | |||
| TRACELOG(LOG_WARNING, "ClearWindowState() not available on target platform"); | |||
| } | |||
| // Set icon for window | |||
| void SetWindowIcon(Image image) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetWindowIcon() not available on target platform"); | |||
| } | |||
| // Set icon for window | |||
| void SetWindowIcons(Image *images, int count) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetWindowIcons() not available on target platform"); | |||
| } | |||
| // Set title for window | |||
| void SetWindowTitle(const char *title) | |||
| { | |||
| CORE.Window.title = title; | |||
| } | |||
| // Set window position on screen (windowed mode) | |||
| void SetWindowPosition(int x, int y) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetWindowPosition() not available on target platform"); | |||
| } | |||
| // Set monitor for the current window | |||
| void SetWindowMonitor(int monitor) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetWindowMonitor() not available on target platform"); | |||
| } | |||
| // Set window minimum dimensions (FLAG_WINDOW_RESIZABLE) | |||
| void SetWindowMinSize(int width, int height) | |||
| { | |||
| CORE.Window.screenMin.width = width; | |||
| CORE.Window.screenMin.height = height; | |||
| } | |||
| // Set window maximum dimensions (FLAG_WINDOW_RESIZABLE) | |||
| void SetWindowMaxSize(int width, int height) | |||
| { | |||
| CORE.Window.screenMax.width = width; | |||
| CORE.Window.screenMax.height = height; | |||
| } | |||
| // Set window dimensions | |||
| void SetWindowSize(int width, int height) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetWindowSize() not available on target platform"); | |||
| } | |||
| // Set window opacity, value opacity is between 0.0 and 1.0 | |||
| void SetWindowOpacity(float opacity) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetWindowOpacity() not available on target platform"); | |||
| } | |||
| // Set window focused | |||
| void SetWindowFocused(void) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetWindowFocused() not available on target platform"); | |||
| } | |||
| // Get native window handle | |||
| void *GetWindowHandle(void) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetWindowHandle() not implemented on target platform"); | |||
| return NULL; | |||
| } | |||
| // Get number of monitors | |||
| int GetMonitorCount(void) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetMonitorCount() not implemented on target platform"); | |||
| return 1; | |||
| } | |||
| // Get number of monitors | |||
| int GetCurrentMonitor(void) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetCurrentMonitor() not implemented on target platform"); | |||
| return 0; | |||
| } | |||
| // Get selected monitor position | |||
| Vector2 GetMonitorPosition(int monitor) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetMonitorPosition() not implemented on target platform"); | |||
| return (Vector2){ 0, 0 }; | |||
| } | |||
| // Get selected monitor width (currently used by monitor) | |||
| int GetMonitorWidth(int monitor) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetMonitorWidth() not implemented on target platform"); | |||
| return 0; | |||
| } | |||
| // Get selected monitor height (currently used by monitor) | |||
| int GetMonitorHeight(int monitor) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetMonitorHeight() not implemented on target platform"); | |||
| return 0; | |||
| } | |||
| // Get selected monitor physical width in millimetres | |||
| int GetMonitorPhysicalWidth(int monitor) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetMonitorPhysicalWidth() not implemented on target platform"); | |||
| return 0; | |||
| } | |||
| // Get selected monitor physical height in millimetres | |||
| int GetMonitorPhysicalHeight(int monitor) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetMonitorPhysicalHeight() not implemented on target platform"); | |||
| return 0; | |||
| } | |||
| // Get selected monitor refresh rate | |||
| int GetMonitorRefreshRate(int monitor) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetMonitorRefreshRate() not implemented on target platform"); | |||
| return 0; | |||
| } | |||
| // Get the human-readable, UTF-8 encoded name of the selected monitor | |||
| const char *GetMonitorName(int monitor) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetMonitorName() not implemented on target platform"); | |||
| return ""; | |||
| } | |||
| // Get window position XY on monitor | |||
| Vector2 GetWindowPosition(void) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetWindowPosition() not implemented on target platform"); | |||
| return (Vector2){ 0, 0 }; | |||
| } | |||
| // Get window scale DPI factor for current monitor | |||
| Vector2 GetWindowScaleDPI(void) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetWindowScaleDPI() not implemented on target platform"); | |||
| return (Vector2){ 1.0f, 1.0f }; | |||
| } | |||
| // Set clipboard text content | |||
| void SetClipboardText(const char *text) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetClipboardText() not implemented on target platform"); | |||
| } | |||
| // Get clipboard text content | |||
| // NOTE: returned string is allocated and freed by GLFW | |||
| const char *GetClipboardText(void) | |||
| { | |||
| TRACELOG(LOG_WARNING, "GetClipboardText() not implemented on target platform"); | |||
| return NULL; | |||
| } | |||
| // Show mouse cursor | |||
| void ShowCursor(void) | |||
| { | |||
| CORE.Input.Mouse.cursorHidden = false; | |||
| } | |||
| // Hides mouse cursor | |||
| void HideCursor(void) | |||
| { | |||
| CORE.Input.Mouse.cursorHidden = true; | |||
| } | |||
| // Enables cursor (unlock cursor) | |||
| void EnableCursor(void) | |||
| { | |||
| // Set cursor position in the middle | |||
| SetMousePosition(CORE.Window.screen.width/2, CORE.Window.screen.height/2); | |||
| CORE.Input.Mouse.cursorHidden = false; | |||
| } | |||
| // Disables cursor (lock cursor) | |||
| void DisableCursor(void) | |||
| { | |||
| // Set cursor position in the middle | |||
| SetMousePosition(CORE.Window.screen.width/2, CORE.Window.screen.height/2); | |||
| CORE.Input.Mouse.cursorHidden = true; | |||
| } | |||
| // Swap back buffer with front buffer (screen drawing) | |||
| void SwapScreenBuffer(void) | |||
| { | |||
| SDL_GL_SwapWindow(platform.window); | |||
| } | |||
| //---------------------------------------------------------------------------------- | |||
| // Module Functions Definition: Misc | |||
| //---------------------------------------------------------------------------------- | |||
| // Get elapsed time measure in seconds | |||
| double GetTime(void) | |||
| { | |||
| unsigned int ms = SDL_GetTicks(); // Elapsed time in milliseconds since SDL_Init() | |||
| double time = (double)ms/1000; | |||
| return time; | |||
| } | |||
| // Open URL with default system browser (if available) | |||
| void OpenURL(const char *url) | |||
| { | |||
| SDL_OpenURL(url); | |||
| } | |||
| //---------------------------------------------------------------------------------- | |||
| // Module Functions Definition: Inputs | |||
| //---------------------------------------------------------------------------------- | |||
| // Set internal gamepad mappings | |||
| int SetGamepadMappings(const char *mappings) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetGamepadMappings() not implemented on target platform"); | |||
| return 0; | |||
| } | |||
| // Set mouse position XY | |||
| void SetMousePosition(int x, int y) | |||
| { | |||
| CORE.Input.Mouse.currentPosition = (Vector2){ (float)x, (float)y }; | |||
| CORE.Input.Mouse.previousPosition = CORE.Input.Mouse.currentPosition; | |||
| } | |||
| // Set mouse cursor | |||
| void SetMouseCursor(int cursor) | |||
| { | |||
| TRACELOG(LOG_WARNING, "SetMouseCursor() not implemented on target platform"); | |||
| } | |||
| // Register all input events | |||
| void PollInputEvents(void) | |||
| { | |||
| #if defined(SUPPORT_GESTURES_SYSTEM) | |||
| // NOTE: Gestures update must be called every frame to reset gestures correctly | |||
| // because ProcessGestureEvent() is just called on an event, not every frame | |||
| UpdateGestures(); | |||
| #endif | |||
| // Reset keys/chars pressed registered | |||
| CORE.Input.Keyboard.keyPressedQueueCount = 0; | |||
| CORE.Input.Keyboard.charPressedQueueCount = 0; | |||
| // Reset key repeats | |||
| for (int i = 0; i < MAX_KEYBOARD_KEYS; i++) CORE.Input.Keyboard.keyRepeatInFrame[i] = 0; | |||
| // Reset last gamepad button/axis registered state | |||
| CORE.Input.Gamepad.lastButtonPressed = GAMEPAD_BUTTON_UNKNOWN; | |||
| for (int i = 0; i < MAX_GAMEPADS; i++) CORE.Input.Gamepad.axisCount[i] = 0; | |||
| // Register previous touch states | |||
| for (int i = 0; i < MAX_TOUCH_POINTS; i++) CORE.Input.Touch.previousTouchState[i] = CORE.Input.Touch.currentTouchState[i]; | |||
| // Reset touch positions | |||
| // TODO: It resets on target platform the mouse position and not filled again until a move-event, | |||
| // so, if mouse is not moved it returns a (0, 0) position... this behaviour should be reviewed! | |||
| //for (int i = 0; i < MAX_TOUCH_POINTS; i++) CORE.Input.Touch.position[i] = (Vector2){ 0, 0 }; | |||
| // Register previous keys states | |||
| // NOTE: Android supports up to 260 keys | |||
| for (int i = 0; i < 260; i++) | |||
| { | |||
| CORE.Input.Keyboard.previousKeyState[i] = CORE.Input.Keyboard.currentKeyState[i]; | |||
| CORE.Input.Keyboard.keyRepeatInFrame[i] = 0; | |||
| } | |||
| // Poll input events for current plaform | |||
| //----------------------------------------------------------------------------- | |||
| /* | |||
| // WARNING: Indexes into this array are obtained by using SDL_Scancode values, not SDL_Keycode values | |||
| const Uint8 *keys = SDL_GetKeyboardState(NULL); | |||
| for (int i = 0; i < 256; ++i) | |||
| { | |||
| CORE.Input.Keyboard.currentKeyState[i] = keys[i]; | |||
| //if (keys[i]) TRACELOG(LOG_WARNING, "Pressed key: %i", i); | |||
| } | |||
| */ | |||
| SDL_Event event = { 0 }; | |||
| while (SDL_PollEvent(&event) != 0) | |||
| { | |||
| // All input events can be processed after polling | |||
| switch (event.type) | |||
| { | |||
| case SDL_QUIT: CORE.Window.shouldClose = true; break; | |||
| // Window events are also polled (Minimized, maximized, close...) | |||
| case SDL_WINDOWEVENT: | |||
| { | |||
| switch (event.window.event) | |||
| { | |||
| case SDL_WINDOWEVENT_LEAVE: | |||
| case SDL_WINDOWEVENT_HIDDEN: | |||
| case SDL_WINDOWEVENT_MINIMIZED: | |||
| case SDL_WINDOWEVENT_FOCUS_LOST: | |||
| case SDL_WINDOWEVENT_ENTER: | |||
| case SDL_WINDOWEVENT_SHOWN: | |||
| case SDL_WINDOWEVENT_FOCUS_GAINED: | |||
| case SDL_WINDOWEVENT_MAXIMIZED: | |||
| case SDL_WINDOWEVENT_RESTORED: | |||
| default: break; | |||
| } | |||
| } break; | |||
| // Keyboard events | |||
| case SDL_KEYDOWN: | |||
| { | |||
| CORE.Input.Keyboard.currentKeyState[event.key.keysym.sym] = 1; | |||
| if (event.key.keysym.sym == SDLK_ESCAPE) | |||
| { | |||
| CORE.Window.shouldClose = true; | |||
| } | |||
| } break; | |||
| case SDL_KEYUP: break; | |||
| // Check mouse events | |||
| case SDL_MOUSEBUTTONDOWN: | |||
| { | |||
| CORE.Input.Mouse.currentButtonState[event.button.button - 1] = 1; | |||
| } break; | |||
| case SDL_MOUSEBUTTONUP: break; | |||
| case SDL_MOUSEWHEEL: | |||
| { | |||
| CORE.Input.Mouse.currentWheelMove.x = (float)event.wheel.x; | |||
| CORE.Input.Mouse.currentWheelMove.y = (float)event.wheel.y; | |||
| } break; | |||
| case SDL_MOUSEMOTION: | |||
| { | |||
| CORE.Input.Mouse.currentPosition.x = (float)event.motion.x; | |||
| CORE.Input.Mouse.currentPosition.y = (float)event.motion.y; | |||
| } break; | |||
| // Check gamepad events | |||
| case SDL_JOYAXISMOTION: | |||
| { | |||
| // Motion on gamepad 0 | |||
| if (event.jaxis.which == 0) | |||
| { | |||
| // X axis motion | |||
| if (event.jaxis.axis == 0) | |||
| { | |||
| //... | |||
| } | |||
| // Y axis motion | |||
| else if (event.jaxis.axis == 1) | |||
| { | |||
| //... | |||
| } | |||
| } | |||
| } break; | |||
| default: break; | |||
| } | |||
| } | |||
| //----------------------------------------------------------------------------- | |||
| } | |||
| //---------------------------------------------------------------------------------- | |||
| // Module Internal Functions Definition | |||
| //---------------------------------------------------------------------------------- | |||
| // Initialize platform: graphics, inputs and more | |||
| static int InitPlatform(void) | |||
| { | |||
| // Initialize SDL internal global state | |||
| int result = SDL_Init(SDL_INIT_EVERYTHING); | |||
| if (result < 0) { TRACELOG(LOG_WARNING, "SDL: Failed to initialize SDL"); return -1; } | |||
| unsigned int flags = 0; | |||
| flags |= SDL_WINDOW_SHOWN; | |||
| flags |= SDL_WINDOW_OPENGL; | |||
| flags |= SDL_WINDOW_INPUT_FOCUS; | |||
| flags |= SDL_WINDOW_MOUSE_FOCUS; | |||
| flags |= SDL_WINDOW_MOUSE_CAPTURE; // Window has mouse captured | |||
| // Check window creation flags | |||
| if ((CORE.Window.flags & FLAG_FULLSCREEN_MODE) > 0) | |||
| { | |||
| CORE.Window.fullscreen = true; | |||
| flags |= SDL_WINDOW_FULLSCREEN; | |||
| } | |||
| //if ((CORE.Window.flags & FLAG_WINDOW_HIDDEN) == 0) flags |= SDL_WINDOW_HIDDEN; | |||
| if ((CORE.Window.flags & FLAG_WINDOW_UNDECORATED) > 0) flags |= SDL_WINDOW_BORDERLESS; | |||
| if ((CORE.Window.flags & FLAG_WINDOW_RESIZABLE) > 0) flags |= SDL_WINDOW_RESIZABLE; | |||
| if ((CORE.Window.flags & FLAG_WINDOW_MINIMIZED) > 0) flags |= SDL_WINDOW_MINIMIZED; | |||
| if ((CORE.Window.flags & FLAG_WINDOW_MAXIMIZED) > 0) flags |= SDL_WINDOW_MAXIMIZED; | |||
| if ((CORE.Window.flags & FLAG_WINDOW_UNFOCUSED) > 0) | |||
| { | |||
| flags &= ~SDL_WINDOW_INPUT_FOCUS; | |||
| flags &= ~SDL_WINDOW_MOUSE_FOCUS; | |||
| } | |||
| if ((CORE.Window.flags & FLAG_WINDOW_TOPMOST) > 0) flags |= SDL_WINDOW_ALWAYS_ON_TOP; | |||
| if ((CORE.Window.flags & FLAG_WINDOW_MOUSE_PASSTHROUGH) > 0) flags &= ~SDL_WINDOW_MOUSE_CAPTURE; | |||
| if ((CORE.Window.flags & FLAG_WINDOW_HIGHDPI) > 0) flags |= SDL_WINDOW_ALLOW_HIGHDPI; | |||
| //if ((CORE.Window.flags & FLAG_WINDOW_TRANSPARENT) > 0) flags |= SDL_WINDOW_TRANSPARENT; // Alternative: SDL_GL_ALPHA_SIZE = 8 | |||
| //if ((CORE.Window.flags & FLAG_FULLSCREEN_DESKTOP) > 0) flags |= SDL_WINDOW_FULLSCREEN_DESKTOP; | |||
| // NOTE: Some OpenGL context attributes must be set before window creation | |||
| SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3); | |||
| SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3); | |||
| SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE); | |||
| //SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, SDL_GL_CONTEXT_DEBUG_FLAG | SDL_GL_CONTEXT_FORWARD_COMPATIBLE_FLAG); | |||
| if (CORE.Window.flags & FLAG_MSAA_4X_HINT) | |||
| { | |||
| SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1); | |||
| SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 4); | |||
| } | |||
| // Init window | |||
| platform.window = SDL_CreateWindow(CORE.Window.title, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, CORE.Window.screen.width, CORE.Window.screen.height, flags); | |||
| // Init OpenGL context | |||
| platform.glContext = SDL_GL_CreateContext(platform.window); | |||
| // Check window and glContext have been initialized succesfully | |||
| if ((platform.window != NULL) && (platform.glContext != NULL)) | |||
| { | |||
| CORE.Window.ready = true; | |||
| CORE.Window.render.width = CORE.Window.screen.width; | |||
| CORE.Window.render.height = CORE.Window.screen.height; | |||
| CORE.Window.currentFbo.width = CORE.Window.render.width; | |||
| CORE.Window.currentFbo.height = CORE.Window.render.height; | |||
| TRACELOG(LOG_INFO, "DISPLAY: Device initialized successfully"); | |||
| TRACELOG(LOG_INFO, " > Display size: %i x %i", CORE.Window.display.width, CORE.Window.display.height); | |||
| TRACELOG(LOG_INFO, " > Screen size: %i x %i", CORE.Window.screen.width, CORE.Window.screen.height); | |||
| TRACELOG(LOG_INFO, " > Render size: %i x %i", CORE.Window.render.width, CORE.Window.render.height); | |||
| TRACELOG(LOG_INFO, " > Viewport offsets: %i, %i", CORE.Window.renderOffset.x, CORE.Window.renderOffset.y); | |||
| } | |||
| else { TRACELOG(LOG_FATAL, "PLATFORM: Failed to initialize graphic device"); return -1; } | |||
| // Load OpenGL extensions | |||
| // NOTE: GL procedures address loader is required to load extensions | |||
| rlLoadExtensions(SDL_GL_GetProcAddress); | |||
| // Init input gamepad | |||
| if (SDL_NumJoysticks() >= 1) | |||
| { | |||
| SDL_Joystick *gamepad = SDL_JoystickOpen(0); | |||
| //if (SDL_Joystick *gamepad == NULL) SDL_Log("WARNING: Unable to open game controller! SDL Error: %s\n", SDL_GetError()); | |||
| } | |||
| // Initialize hi-res timer | |||
| //InitTimer(); | |||
| CORE.Time.previous = GetTime(); // Get time as double | |||
| // Initialize base path for storage | |||
| CORE.Storage.basePath = GetWorkingDirectory(); | |||
| return 0; | |||
| } | |||
| static void ClosePlatform(void) | |||
| { | |||
| SDL_GL_DeleteContext(platform.glContext); // Deinitialize OpenGL context | |||
| SDL_DestroyWindow(platform.window); | |||
| SDL_Quit(); // Deinitialize SDL internal global state | |||
| } | |||
| // EOF | |||