3 air

sonic3air-main/framework/external/sdl/SDL2/src/video/vita/SDL_vitagl_pvr.c

@@ -0,0 +1,132 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2022 Sam Lantinga <[email protected]>
+
+  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"
+
+#if SDL_VIDEO_DRIVER_VITA && SDL_VIDEO_VITA_PVR && SDL_VIDEO_VITA_PVR_OGL
+#include <stdlib.h>
+#include <string.h>
+#include <psp2/kernel/modulemgr.h>
+#include <gpu_es4/psp2_pvr_hint.h>
+#include <gl4esinit.h>
+
+#include "SDL_error.h"
+#include "SDL_log.h"
+#include "SDL_vitavideo.h"
+#include "../SDL_egl_c.h"
+#include "SDL_vitagl_pvr_c.h"
+
+#define MAX_PATH 256 // vita limits are somehow wrong
+
+/* Defaults */
+int FB_WIDTH = 960;
+int FB_HEIGHT = 544;
+
+void getFBSize(int *width, int *height)
+{
+    *width = FB_WIDTH;
+    *height = FB_HEIGHT;
+}
+
+int
+VITA_GL_LoadLibrary(_THIS, const char *path)
+{
+    PVRSRV_PSP2_APPHINT hint;
+    char* override = SDL_getenv("VITA_MODULE_PATH");
+    char* skip_init = SDL_getenv("VITA_PVR_SKIP_INIT");
+    char* default_path = "app0:module";
+    char target_path[MAX_PATH];
+
+    if (skip_init == NULL) // we don't care about actual value
+    {
+        if (override != NULL)
+        {
+          default_path = override;
+        }
+
+        sceKernelLoadStartModule("vs0:sys/external/libfios2.suprx", 0, NULL, 0, NULL, NULL);
+        sceKernelLoadStartModule("vs0:sys/external/libc.suprx", 0, NULL, 0, NULL, NULL);
+
+        SDL_snprintf(target_path, MAX_PATH, "%s/%s", default_path, "libGL.suprx");
+        sceKernelLoadStartModule(target_path, 0, NULL, 0, NULL, NULL);
+
+        SDL_snprintf(target_path, MAX_PATH, "%s/%s", default_path, "libgpu_es4_ext.suprx");
+        sceKernelLoadStartModule(target_path, 0, NULL, 0, NULL, NULL);
+
+        SDL_snprintf(target_path, MAX_PATH, "%s/%s", default_path, "libIMGEGL.suprx");
+        sceKernelLoadStartModule(target_path, 0, NULL, 0, NULL, NULL);
+
+        PVRSRVInitializeAppHint(&hint);
+
+        SDL_snprintf(hint.szGLES1, MAX_PATH, "%s/%s", default_path, "libGLESv1_CM.suprx");
+        SDL_snprintf(hint.szGLES2, MAX_PATH, "%s/%s", default_path, "libGLESv2.suprx");
+        SDL_snprintf(hint.szWindowSystem, MAX_PATH, "%s/%s", default_path, "libpvrPSP2_WSEGL.suprx");
+
+        PVRSRVCreateVirtualAppHint(&hint);
+    }
+
+    return SDL_EGL_LoadLibrary(_this, path, (NativeDisplayType) 0, 0);
+}
+
+SDL_GLContext
+VITA_GL_CreateContext(_THIS, SDL_Window * window)
+{
+    char gl_version[3];
+    SDL_GLContext context = NULL;
+    int temp_major = _this->gl_config.major_version;
+    int temp_minor = _this->gl_config.minor_version;
+    int temp_profile = _this->gl_config.profile_mask;
+
+    /* Set version to 2.0 and PROFILE to ES */
+    _this->gl_config.major_version = 2;
+    _this->gl_config.minor_version = 0;
+    _this->gl_config.profile_mask = SDL_GL_CONTEXT_PROFILE_ES;
+
+    context = SDL_EGL_CreateContext(_this, ((SDL_WindowData *) window->driverdata)->egl_surface);
+
+    if (context != NULL)
+    {
+        FB_WIDTH = window->w;
+        FB_HEIGHT = window->h;
+        set_getprocaddress((void *(*)(const char *))eglGetProcAddress);
+        set_getmainfbsize(getFBSize);
+        SDL_snprintf(gl_version, 3, "%d%d", temp_major, temp_minor);
+        gl4es_setenv("LIBGL_NOTEXRECT", "1", 1); /* Currently broken in driver */
+        gl4es_setenv("LIBGL_GL", gl_version, 1);
+        initialize_gl4es();
+    }
+
+    /* Restore gl_config */
+    _this->gl_config.major_version = temp_major;
+    _this->gl_config.minor_version = temp_minor;
+    _this->gl_config.profile_mask = temp_profile;
+
+    return context;
+}
+
+void *
+VITA_GL_GetProcAddress(_THIS, const char *proc)
+{
+    return gl4es_GetProcAddress(proc);
+}
+
+#endif /* SDL_VIDEO_DRIVER_VITA && SDL_VIDEO_VITA_PVR */
+
+/* vi: set ts=4 sw=4 expandtab: */

sonic3air-main/framework/external/sdl/SDL2/src/video/vita/SDL_vitagl_pvr_c.h

@@ -0,0 +1,34 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2022 Sam Lantinga <[email protected]>
+
+  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.
+*/
+
+#ifndef SDL_vitagl_pvr_c_h_
+#define SDL_vitagl_pvr_c_h_
+
+#include "SDL_vitavideo.h"
+
+extern SDL_GLContext VITA_GL_CreateContext(_THIS, SDL_Window * window);
+extern int VITA_GL_LoadLibrary(_THIS, const char *path);
+extern void *VITA_GL_GetProcAddress(_THIS, const char *proc);
+
+
+#endif /* SDL_vitagl_pvr_c_h_ */
+
+/* vi: set ts=4 sw=4 expandtab: */