From 30f41c02aec763d32e62351452da9ef582bc3472 Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Fri, 6 Mar 2026 13:30:59 -0800 Subject: Move contrib libraries to contrib repo --- .../SDL-3.2.8/src/video/raspberry/SDL_rpivideo.c | 376 --------------------- 1 file changed, 376 deletions(-) delete mode 100644 contrib/SDL-3.2.8/src/video/raspberry/SDL_rpivideo.c (limited to 'contrib/SDL-3.2.8/src/video/raspberry/SDL_rpivideo.c') diff --git a/contrib/SDL-3.2.8/src/video/raspberry/SDL_rpivideo.c b/contrib/SDL-3.2.8/src/video/raspberry/SDL_rpivideo.c deleted file mode 100644 index d313f9e..0000000 --- a/contrib/SDL-3.2.8/src/video/raspberry/SDL_rpivideo.c +++ /dev/null @@ -1,376 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2025 Sam Lantinga - - 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 "SDL_internal.h" - -#ifdef SDL_VIDEO_DRIVER_RPI - -/* References - * http://elinux.org/RPi_VideoCore_APIs - * https://github.com/raspberrypi/firmware/blob/master/opt/vc/src/hello_pi/hello_triangle/triangle.c - * http://cgit.freedesktop.org/wayland/weston/tree/src/rpi-renderer.c - * http://cgit.freedesktop.org/wayland/weston/tree/src/compositor-rpi.c - */ - -// SDL internals -#include "../SDL_sysvideo.h" -#include "../../events/SDL_mouse_c.h" -#include "../../events/SDL_keyboard_c.h" - -#ifdef SDL_INPUT_LINUXEV -#include "../../core/linux/SDL_evdev.h" -#endif - -// RPI declarations -#include "SDL_rpivideo.h" -#include "SDL_rpievents_c.h" -#include "SDL_rpiopengles.h" -#include "SDL_rpimouse.h" - -static void RPI_Destroy(SDL_VideoDevice *device) -{ - SDL_free(device->internal); - SDL_free(device); -} - -static void RPI_GetRefreshRate(int *numerator, int *denominator) -{ - TV_DISPLAY_STATE_T tvstate; - if (vc_tv_get_display_state(&tvstate) == 0) { - // The width/height parameters are in the same position in the union - // for HDMI and SDTV - HDMI_PROPERTY_PARAM_T property; - property.property = HDMI_PROPERTY_PIXEL_CLOCK_TYPE; - vc_tv_hdmi_get_property(&property); - if (property.param1 == HDMI_PIXEL_CLOCK_TYPE_NTSC) { - *numerator = tvstate.display.hdmi.frame_rate * 1000; - *denominator = 1001; - } else { - *numerator = tvstate.display.hdmi.frame_rate; - *denominator = 1; - } - return; - } - - // Failed to get display state, default to 60 - *numerator = 60; - *denominator = 1; -} - -static SDL_VideoDevice *RPI_Create(void) -{ - SDL_VideoDevice *device; - SDL_VideoData *phdata; - - // Initialize SDL_VideoDevice structure - device = (SDL_VideoDevice *)SDL_calloc(1, sizeof(SDL_VideoDevice)); - if (!device) { - return NULL; - } - - // Initialize internal data - phdata = (SDL_VideoData *)SDL_calloc(1, sizeof(SDL_VideoData)); - if (!phdata) { - SDL_free(device); - return NULL; - } - - device->internal = phdata; - - // Setup amount of available displays - device->num_displays = 0; - - // Set device free function - device->free = RPI_Destroy; - - // Setup all functions which we can handle - device->VideoInit = RPI_VideoInit; - device->VideoQuit = RPI_VideoQuit; - device->CreateSDLWindow = RPI_CreateWindow; - device->SetWindowTitle = RPI_SetWindowTitle; - device->SetWindowPosition = RPI_SetWindowPosition; - device->SetWindowSize = RPI_SetWindowSize; - device->ShowWindow = RPI_ShowWindow; - device->HideWindow = RPI_HideWindow; - device->RaiseWindow = RPI_RaiseWindow; - device->MaximizeWindow = RPI_MaximizeWindow; - device->MinimizeWindow = RPI_MinimizeWindow; - device->RestoreWindow = RPI_RestoreWindow; - device->DestroyWindow = RPI_DestroyWindow; - device->GL_LoadLibrary = RPI_GLES_LoadLibrary; - device->GL_GetProcAddress = RPI_GLES_GetProcAddress; - device->GL_UnloadLibrary = RPI_GLES_UnloadLibrary; - device->GL_CreateContext = RPI_GLES_CreateContext; - device->GL_MakeCurrent = RPI_GLES_MakeCurrent; - device->GL_SetSwapInterval = RPI_GLES_SetSwapInterval; - device->GL_GetSwapInterval = RPI_GLES_GetSwapInterval; - device->GL_SwapWindow = RPI_GLES_SwapWindow; - device->GL_DestroyContext = RPI_GLES_DestroyContext; - device->GL_DefaultProfileConfig = RPI_GLES_DefaultProfileConfig; - - device->PumpEvents = RPI_PumpEvents; - - return device; -} - -VideoBootStrap RPI_bootstrap = { - "rpi", - "RPI Video Driver", - RPI_Create, - NULL, // no ShowMessageBox implementation - false -}; - -/*****************************************************************************/ -// SDL Video and Display initialization/handling functions -/*****************************************************************************/ - -static void AddDispManXDisplay(const int display_id) -{ - DISPMANX_MODEINFO_T modeinfo; - DISPMANX_DISPLAY_HANDLE_T handle; - SDL_VideoDisplay display; - SDL_DisplayMode mode; - SDL_DisplayData *data; - - handle = vc_dispmanx_display_open(display_id); - if (!handle) { - return; // this display isn't available - } - - if (vc_dispmanx_display_get_info(handle, &modeinfo) < 0) { - vc_dispmanx_display_close(handle); - return; - } - - // RPI_GetRefreshRate() doesn't distinguish between displays. I'm not sure the hardware distinguishes either - SDL_zero(mode); - mode.w = modeinfo.width; - mode.h = modeinfo.height; - RPI_GetRefreshRate(&mode.refresh_rate_numerator, &mode.refresh_rate_denominator); - - // 32 bpp for default - mode.format = SDL_PIXELFORMAT_ABGR8888; - - SDL_zero(display); - display.desktop_mode = mode; - - // Allocate display internal data - data = (SDL_DisplayData *)SDL_calloc(1, sizeof(SDL_DisplayData)); - if (!data) { - vc_dispmanx_display_close(handle); - return; // oh well - } - - data->dispman_display = handle; - - display.internal = data; - - SDL_AddVideoDisplay(&display, false); -} - -bool RPI_VideoInit(SDL_VideoDevice *_this) -{ - // Initialize BCM Host - bcm_host_init(); - - AddDispManXDisplay(DISPMANX_ID_MAIN_LCD); // your default display - AddDispManXDisplay(DISPMANX_ID_FORCE_OTHER); // an "other" display...maybe DSI-connected screen while HDMI is your main - -#ifdef SDL_INPUT_LINUXEV - if (!SDL_EVDEV_Init()) { - return false; - } -#endif - - RPI_InitMouse(_this); - - return true; -} - -void RPI_VideoQuit(SDL_VideoDevice *_this) -{ -#ifdef SDL_INPUT_LINUXEV - SDL_EVDEV_Quit(); -#endif -} - -static void RPI_vsync_callback(DISPMANX_UPDATE_HANDLE_T u, void *data) -{ - SDL_WindowData *wdata = (SDL_WindowData *)data; - - SDL_LockMutex(wdata->vsync_cond_mutex); - SDL_SignalCondition(wdata->vsync_cond); - SDL_UnlockMutex(wdata->vsync_cond_mutex); -} - -bool RPI_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window, SDL_PropertiesID create_props) -{ - SDL_WindowData *wdata; - SDL_VideoDisplay *display; - SDL_DisplayData *displaydata; - VC_RECT_T dst_rect; - VC_RECT_T src_rect; - VC_DISPMANX_ALPHA_T dispman_alpha; - DISPMANX_UPDATE_HANDLE_T dispman_update; - uint32_t layer = SDL_RPI_VIDEOLAYER; - const char *env; - - // Disable alpha, otherwise the app looks composed with whatever dispman is showing (X11, console,etc) - dispman_alpha.flags = DISPMANX_FLAGS_ALPHA_FIXED_ALL_PIXELS; - dispman_alpha.opacity = 0xFF; - dispman_alpha.mask = 0; - - // Allocate window internal data - wdata = (SDL_WindowData *)SDL_calloc(1, sizeof(SDL_WindowData)); - if (!wdata) { - return false; - } - display = SDL_GetVideoDisplayForWindow(window); - displaydata = display->internal; - - // Windows have one size for now - window->w = display->desktop_mode.w; - window->h = display->desktop_mode.h; - - // OpenGL ES is the law here, buddy - window->flags |= SDL_WINDOW_OPENGL; - - // Create a dispman element and associate a window to it - dst_rect.x = 0; - dst_rect.y = 0; - dst_rect.width = window->w; - dst_rect.height = window->h; - - src_rect.x = 0; - src_rect.y = 0; - src_rect.width = window->w << 16; - src_rect.height = window->h << 16; - - env = SDL_GetHint(SDL_HINT_RPI_VIDEO_LAYER); - if (env) { - layer = SDL_atoi(env); - } - - dispman_update = vc_dispmanx_update_start(0); - wdata->dispman_window.element = vc_dispmanx_element_add(dispman_update, - displaydata->dispman_display, - layer /* layer */, - &dst_rect, - 0 /*src*/, - &src_rect, - DISPMANX_PROTECTION_NONE, - &dispman_alpha /*alpha*/, - 0 /*clamp*/, - 0 /*transform*/); - wdata->dispman_window.width = window->w; - wdata->dispman_window.height = window->h; - vc_dispmanx_update_submit_sync(dispman_update); - - if (!_this->egl_data) { - if (!SDL_GL_LoadLibrary(NULL)) { - return false; - } - } - wdata->egl_surface = SDL_EGL_CreateSurface(_this, window, (NativeWindowType)&wdata->dispman_window); - - if (wdata->egl_surface == EGL_NO_SURFACE) { - return SDL_SetError("Could not create GLES window surface"); - } - - // Start generating vsync callbacks if necessary - wdata->double_buffer = false; - if (SDL_GetHintBoolean(SDL_HINT_VIDEO_DOUBLE_BUFFER, false)) { - wdata->vsync_cond = SDL_CreateCondition(); - wdata->vsync_cond_mutex = SDL_CreateMutex(); - wdata->double_buffer = true; - vc_dispmanx_vsync_callback(displaydata->dispman_display, RPI_vsync_callback, (void *)wdata); - } - - // Setup driver data for this window - window->internal = wdata; - - // One window, it always has focus - SDL_SetMouseFocus(window); - SDL_SetKeyboardFocus(window); - - // Window has been successfully created - return true; -} - -void RPI_DestroyWindow(SDL_VideoDevice *_this, SDL_Window *window) -{ - SDL_WindowData *data = window->internal; - SDL_DisplayData *displaydata = SDL_GetDisplayDriverDataForWindow(window); - - if (data) { - if (data->double_buffer) { - // Wait for vsync, and then stop vsync callbacks and destroy related stuff, if needed - SDL_LockMutex(data->vsync_cond_mutex); - SDL_WaitCondition(data->vsync_cond, data->vsync_cond_mutex); - SDL_UnlockMutex(data->vsync_cond_mutex); - - vc_dispmanx_vsync_callback(displaydata->dispman_display, NULL, NULL); - - SDL_DestroyCondition(data->vsync_cond); - SDL_DestroyMutex(data->vsync_cond_mutex); - } - -#ifdef SDL_VIDEO_OPENGL_EGL - if (data->egl_surface != EGL_NO_SURFACE) { - SDL_EGL_DestroySurface(_this, data->egl_surface); - } -#endif - SDL_free(data); - window->internal = NULL; - } -} - -void RPI_SetWindowTitle(SDL_VideoDevice *_this, SDL_Window *window) -{ -} -bool RPI_SetWindowPosition(SDL_VideoDevice *_this, SDL_Window *window) -{ - return SDL_Unsupported(); -} -void RPI_SetWindowSize(SDL_VideoDevice *_this, SDL_Window *window) -{ -} -void RPI_ShowWindow(SDL_VideoDevice *_this, SDL_Window *window) -{ -} -void RPI_HideWindow(SDL_VideoDevice *_this, SDL_Window *window) -{ -} -void RPI_RaiseWindow(SDL_VideoDevice *_this, SDL_Window *window) -{ -} -void RPI_MaximizeWindow(SDL_VideoDevice *_this, SDL_Window *window) -{ -} -void RPI_MinimizeWindow(SDL_VideoDevice *_this, SDL_Window *window) -{ -} -void RPI_RestoreWindow(SDL_VideoDevice *_this, SDL_Window *window) -{ -} - -#endif // SDL_VIDEO_DRIVER_RPI -- cgit v1.2.3