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 --- .../src/video/emscripten/SDL_emscriptenopengles.c | 162 --------------------- 1 file changed, 162 deletions(-) delete mode 100644 contrib/SDL-3.2.8/src/video/emscripten/SDL_emscriptenopengles.c (limited to 'contrib/SDL-3.2.8/src/video/emscripten/SDL_emscriptenopengles.c') diff --git a/contrib/SDL-3.2.8/src/video/emscripten/SDL_emscriptenopengles.c b/contrib/SDL-3.2.8/src/video/emscripten/SDL_emscriptenopengles.c deleted file mode 100644 index 227cdc5..0000000 --- a/contrib/SDL-3.2.8/src/video/emscripten/SDL_emscriptenopengles.c +++ /dev/null @@ -1,162 +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_EMSCRIPTEN - -#include -#include -#include - -#include "SDL_emscriptenvideo.h" -#include "SDL_emscriptenopengles.h" - -bool Emscripten_GLES_LoadLibrary(SDL_VideoDevice *_this, const char *path) -{ - return true; -} - -void Emscripten_GLES_UnloadLibrary(SDL_VideoDevice *_this) -{ -} - -SDL_FunctionPointer Emscripten_GLES_GetProcAddress(SDL_VideoDevice *_this, const char *proc) -{ - return emscripten_webgl_get_proc_address(proc); -} - -bool Emscripten_GLES_SetSwapInterval(SDL_VideoDevice *_this, int interval) -{ - if (interval < 0) { - return SDL_SetError("Late swap tearing currently unsupported"); - } - - if (Emscripten_ShouldSetSwapInterval(interval)) { - if (interval == 0) { - emscripten_set_main_loop_timing(EM_TIMING_SETTIMEOUT, 0); - } else { - emscripten_set_main_loop_timing(EM_TIMING_RAF, interval); - } - } - - return true; -} - -bool Emscripten_GLES_GetSwapInterval(SDL_VideoDevice *_this, int *interval) -{ - int mode, value; - - emscripten_get_main_loop_timing(&mode, &value); - - if (mode == EM_TIMING_RAF) { - *interval = value; - return true; - } else { - *interval = 0; - return true; - } -} - -SDL_GLContext Emscripten_GLES_CreateContext(SDL_VideoDevice *_this, SDL_Window *window) -{ - SDL_WindowData *window_data; - - EmscriptenWebGLContextAttributes attribs; - EMSCRIPTEN_WEBGL_CONTEXT_HANDLE context; - - emscripten_webgl_init_context_attributes(&attribs); - - attribs.alpha = _this->gl_config.alpha_size > 0; - attribs.depth = _this->gl_config.depth_size > 0; - attribs.stencil = _this->gl_config.stencil_size > 0; - attribs.antialias = _this->gl_config.multisamplebuffers == 1; - - if (_this->gl_config.major_version == 3) - attribs.majorVersion = 2; // WebGL 2.0 ~= GLES 3.0 - - window_data = window->internal; - - if (window_data->gl_context) { - SDL_SetError("Cannot create multiple webgl contexts per window"); - return NULL; - } - - context = emscripten_webgl_create_context(window_data->canvas_id, &attribs); - - if (context < 0) { - SDL_SetError("Could not create webgl context"); - return NULL; - } - - if (emscripten_webgl_make_context_current(context) != EMSCRIPTEN_RESULT_SUCCESS) { - emscripten_webgl_destroy_context(context); - return NULL; - } - - window_data->gl_context = (SDL_GLContext)context; - - return (SDL_GLContext)context; -} - -bool Emscripten_GLES_DestroyContext(SDL_VideoDevice *_this, SDL_GLContext context) -{ - SDL_Window *window; - - // remove the context from its window - for (window = _this->windows; window; window = window->next) { - SDL_WindowData *window_data = window->internal; - - if (window_data->gl_context == context) { - window_data->gl_context = NULL; - } - } - - emscripten_webgl_destroy_context((EMSCRIPTEN_WEBGL_CONTEXT_HANDLE)context); - return true; -} - -bool Emscripten_GLES_SwapWindow(SDL_VideoDevice *_this, SDL_Window *window) -{ - if (emscripten_has_asyncify() && SDL_GetHintBoolean(SDL_HINT_EMSCRIPTEN_ASYNCIFY, true)) { - // give back control to browser for screen refresh - emscripten_sleep(0); - } - return true; -} - -bool Emscripten_GLES_MakeCurrent(SDL_VideoDevice *_this, SDL_Window *window, SDL_GLContext context) -{ - // it isn't possible to reuse contexts across canvases - if (window && context) { - SDL_WindowData *window_data = window->internal; - - if (context != window_data->gl_context) { - return SDL_SetError("Cannot make context current to another window"); - } - } - - if (emscripten_webgl_make_context_current((EMSCRIPTEN_WEBGL_CONTEXT_HANDLE)context) != EMSCRIPTEN_RESULT_SUCCESS) { - return SDL_SetError("Unable to make context current"); - } - return true; -} - -#endif // SDL_VIDEO_DRIVER_EMSCRIPTEN -- cgit v1.2.3