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@@ -1,833 +0,0 @@
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-/*
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- Simple DirectMedia Layer
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- Copyright (C) 1997-2022 Sam Lantinga <slouken@libsdl.org>
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-
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- This software is provided 'as-is', without any express or implied
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- warranty. In no event will the authors be held liable for any damages
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- arising from the use of this software.
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-
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- Permission is granted to anyone to use this software for any purpose,
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- including commercial applications, and to alter it and redistribute it
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- freely, subject to the following restrictions:
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-
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- 1. The origin of this software must not be misrepresented; you must not
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- claim that you wrote the original software. If you use this software
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- in a product, an acknowledgment in the product documentation would be
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- appreciated but is not required.
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- 2. Altered source versions must be plainly marked as such, and must not be
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- misrepresented as being the original software.
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- 3. This notice may not be removed or altered from any source distribution.
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-*/
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-#include "../../SDL_internal.h"
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-
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-#if SDL_VIDEO_DRIVER_PANDORA
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-
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-/* SDL internals */
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-#include "../SDL_sysvideo.h"
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-#include "SDL_version.h"
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-#include "SDL_syswm.h"
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-#include "SDL_loadso.h"
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-#include "SDL_events.h"
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-#include "../../events/SDL_mouse_c.h"
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-#include "../../events/SDL_keyboard_c.h"
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-
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-/* PND declarations */
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-#include "SDL_pandora.h"
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-#include "SDL_pandora_events.h"
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-
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-/* WIZ declarations */
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-#include "GLES/gl.h"
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-#ifdef WIZ_GLES_LITE
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-static NativeWindowType hNativeWnd = 0; /* A handle to the window we will create. */
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-#endif
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-
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-static int
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-PND_available(void)
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-{
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- return 1;
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-}
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-
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-static void
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-PND_destroy(SDL_VideoDevice * device)
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-{
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- if (device->driverdata != NULL) {
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- SDL_free(device->driverdata);
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- device->driverdata = NULL;
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- }
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- SDL_free(device);
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-}
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-
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-static SDL_VideoDevice *
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-PND_create()
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-{
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- SDL_VideoDevice *device;
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- SDL_VideoData *phdata;
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- int status;
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-
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- /* Check if pandora could be initialized */
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- status = PND_available();
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- if (status == 0) {
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- /* PND could not be used */
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- return NULL;
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- }
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-
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- /* Initialize SDL_VideoDevice structure */
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- device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));
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- if (device == NULL) {
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- SDL_OutOfMemory();
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- return NULL;
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- }
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-
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- /* Initialize internal Pandora specific data */
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- phdata = (SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData));
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- if (phdata == NULL) {
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- SDL_OutOfMemory();
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- SDL_free(device);
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- return NULL;
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- }
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-
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- device->driverdata = phdata;
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-
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- phdata->egl_initialized = SDL_TRUE;
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-
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-
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- /* Setup amount of available displays */
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- device->num_displays = 0;
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-
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- /* Set device free function */
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- device->free = PND_destroy;
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-
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- /* Setup all functions which we can handle */
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- device->VideoInit = PND_videoinit;
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- device->VideoQuit = PND_videoquit;
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- device->GetDisplayModes = PND_getdisplaymodes;
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- device->SetDisplayMode = PND_setdisplaymode;
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- device->CreateSDLWindow = PND_createwindow;
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- device->CreateSDLWindowFrom = PND_createwindowfrom;
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- device->SetWindowTitle = PND_setwindowtitle;
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- device->SetWindowIcon = PND_setwindowicon;
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- device->SetWindowPosition = PND_setwindowposition;
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- device->SetWindowSize = PND_setwindowsize;
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- device->ShowWindow = PND_showwindow;
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- device->HideWindow = PND_hidewindow;
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- device->RaiseWindow = PND_raisewindow;
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- device->MaximizeWindow = PND_maximizewindow;
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- device->MinimizeWindow = PND_minimizewindow;
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- device->RestoreWindow = PND_restorewindow;
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- device->DestroyWindow = PND_destroywindow;
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-#if 0
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- device->GetWindowWMInfo = PND_getwindowwminfo;
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-#endif
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- device->GL_LoadLibrary = PND_gl_loadlibrary;
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- device->GL_GetProcAddress = PND_gl_getprocaddres;
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- device->GL_UnloadLibrary = PND_gl_unloadlibrary;
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- device->GL_CreateContext = PND_gl_createcontext;
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- device->GL_MakeCurrent = PND_gl_makecurrent;
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- device->GL_SetSwapInterval = PND_gl_setswapinterval;
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- device->GL_GetSwapInterval = PND_gl_getswapinterval;
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- device->GL_SwapWindow = PND_gl_swapwindow;
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- device->GL_DeleteContext = PND_gl_deletecontext;
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- device->PumpEvents = PND_PumpEvents;
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-
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- /* !!! FIXME: implement SetWindowBordered */
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-
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- return device;
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-}
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-
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-VideoBootStrap PND_bootstrap = {
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-#ifdef WIZ_GLES_LITE
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- "wiz",
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- "SDL Wiz Video Driver",
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-#else
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- "pandora",
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- "SDL Pandora Video Driver",
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-#endif
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- PND_available,
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- PND_create
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-};
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-
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-/*****************************************************************************/
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-/* SDL Video and Display initialization/handling functions */
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-/*****************************************************************************/
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-int
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-PND_videoinit(_THIS)
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-{
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- SDL_VideoDisplay display;
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- SDL_DisplayMode current_mode;
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-
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- SDL_zero(current_mode);
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-#ifdef WIZ_GLES_LITE
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- current_mode.w = 320;
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- current_mode.h = 240;
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-#else
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- current_mode.w = 800;
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- current_mode.h = 480;
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-#endif
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- current_mode.refresh_rate = 60;
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- current_mode.format = SDL_PIXELFORMAT_RGB565;
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- current_mode.driverdata = NULL;
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-
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- SDL_zero(display);
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- display.desktop_mode = current_mode;
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- display.current_mode = current_mode;
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- display.driverdata = NULL;
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-
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- SDL_AddVideoDisplay(&display, SDL_FALSE);
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-
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- return 1;
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-}
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-
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-void
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-PND_videoquit(_THIS)
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-{
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-
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-}
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-
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-void
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-PND_getdisplaymodes(_THIS, SDL_VideoDisplay * display)
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-{
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-
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-}
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-
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-int
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-PND_setdisplaymode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode)
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-{
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- return 0;
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-}
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-
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-int
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-PND_createwindow(_THIS, SDL_Window * window)
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-{
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- SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
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-
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- SDL_WindowData *wdata;
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-
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- /* Allocate window internal data */
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- wdata = (SDL_WindowData *) SDL_calloc(1, sizeof(SDL_WindowData));
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- if (wdata == NULL) {
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- return SDL_OutOfMemory();
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- }
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-
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- /* Setup driver data for this window */
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- window->driverdata = wdata;
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-
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- /* Check if window must support OpenGL ES rendering */
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- if ((window->flags & SDL_WINDOW_OPENGL) == SDL_WINDOW_OPENGL) {
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-
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- EGLBoolean initstatus;
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-
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- /* Mark this window as OpenGL ES compatible */
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- wdata->uses_gles = SDL_TRUE;
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-
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- /* Create connection to OpenGL ES */
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- if (phdata->egl_display == EGL_NO_DISPLAY) {
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- phdata->egl_display = eglGetDisplay((NativeDisplayType) 0);
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- if (phdata->egl_display == EGL_NO_DISPLAY) {
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- return SDL_SetError("PND: Can't get connection to OpenGL ES");
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- }
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-
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- initstatus = eglInitialize(phdata->egl_display, NULL, NULL);
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- if (initstatus != EGL_TRUE) {
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- return SDL_SetError("PND: Can't init OpenGL ES library");
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- }
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- }
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-
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- phdata->egl_refcount++;
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- }
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-
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- /* Window has been successfully created */
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- return 0;
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-}
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-
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-int
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-PND_createwindowfrom(_THIS, SDL_Window * window, const void *data)
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-{
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- return -1;
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-}
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-
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-void
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-PND_setwindowtitle(_THIS, SDL_Window * window)
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-{
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-}
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-void
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-PND_setwindowicon(_THIS, SDL_Window * window, SDL_Surface * icon)
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-{
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-}
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-void
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-PND_setwindowposition(_THIS, SDL_Window * window)
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-{
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-}
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-void
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-PND_setwindowsize(_THIS, SDL_Window * window)
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-{
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-}
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-void
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-PND_showwindow(_THIS, SDL_Window * window)
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-{
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-}
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-void
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-PND_hidewindow(_THIS, SDL_Window * window)
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-{
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-}
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-void
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-PND_raisewindow(_THIS, SDL_Window * window)
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-{
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-}
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-void
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-PND_maximizewindow(_THIS, SDL_Window * window)
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-{
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-}
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-void
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-PND_minimizewindow(_THIS, SDL_Window * window)
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-{
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-}
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-void
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-PND_restorewindow(_THIS, SDL_Window * window)
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-{
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-}
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-void
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-PND_destroywindow(_THIS, SDL_Window * window)
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-{
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- SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
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- eglTerminate(phdata->egl_display);
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-}
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-
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-/*****************************************************************************/
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-/* SDL Window Manager function */
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-/*****************************************************************************/
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-#if 0
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-SDL_bool
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-PND_getwindowwminfo(_THIS, SDL_Window * window, struct SDL_SysWMinfo *info)
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-{
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- if (info->version.major <= SDL_MAJOR_VERSION) {
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- return SDL_TRUE;
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- } else {
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- SDL_SetError("application not compiled with SDL %d",
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- SDL_MAJOR_VERSION);
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- return SDL_FALSE;
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- }
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-
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- /* Failed to get window manager information */
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- return SDL_FALSE;
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-}
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-#endif
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-
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-/*****************************************************************************/
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-/* SDL OpenGL/OpenGL ES functions */
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-/*****************************************************************************/
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-int
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-PND_gl_loadlibrary(_THIS, const char *path)
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-{
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- /* Check if OpenGL ES library is specified for GF driver */
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- if (path == NULL) {
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- path = SDL_getenv("SDL_OPENGL_LIBRARY");
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- if (path == NULL) {
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- path = SDL_getenv("SDL_OPENGLES_LIBRARY");
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- }
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- }
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-
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- /* Check if default library loading requested */
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- if (path == NULL) {
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- /* Already linked with GF library which provides egl* subset of */
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- /* functions, use Common profile of OpenGL ES library by default */
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-#ifdef WIZ_GLES_LITE
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- path = "/lib/libopengles_lite.so";
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-#else
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- path = "/usr/lib/libGLES_CM.so";
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-#endif
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- }
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-
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- /* Load dynamic library */
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- _this->gl_config.dll_handle = SDL_LoadObject(path);
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- if (!_this->gl_config.dll_handle) {
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- /* Failed to load new GL ES library */
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- return SDL_SetError("PND: Failed to locate OpenGL ES library");
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- }
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-
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- /* Store OpenGL ES library path and name */
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- SDL_strlcpy(_this->gl_config.driver_path, path,
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- SDL_arraysize(_this->gl_config.driver_path));
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-
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- /* New OpenGL ES library is loaded */
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- return 0;
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-}
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-
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-void *
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-PND_gl_getprocaddres(_THIS, const char *proc)
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-{
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- void *function_address;
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-
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- /* Try to get function address through the egl interface */
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- function_address = eglGetProcAddress(proc);
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- if (function_address != NULL) {
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- return function_address;
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- }
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-
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- /* Then try to get function in the OpenGL ES library */
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- if (_this->gl_config.dll_handle) {
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- function_address =
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- SDL_LoadFunction(_this->gl_config.dll_handle, proc);
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- if (function_address != NULL) {
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- return function_address;
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- }
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- }
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-
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- /* Failed to get GL ES function address pointer */
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- SDL_SetError("PND: Cannot locate OpenGL ES function name");
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- return NULL;
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-}
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-
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-void
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-PND_gl_unloadlibrary(_THIS)
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-{
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- SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
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-
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- if (phdata->egl_initialized == SDL_TRUE) {
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- /* Unload OpenGL ES library */
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- if (_this->gl_config.dll_handle) {
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- SDL_UnloadObject(_this->gl_config.dll_handle);
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- _this->gl_config.dll_handle = NULL;
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- }
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- } else {
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- SDL_SetError("PND: GF initialization failed, no OpenGL ES support");
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- }
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-}
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-
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-SDL_GLContext
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-PND_gl_createcontext(_THIS, SDL_Window * window)
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-{
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- SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
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- SDL_WindowData *wdata = (SDL_WindowData *) window->driverdata;
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- EGLBoolean status;
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- EGLint configs;
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- uint32_t attr_pos;
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- EGLint attr_value;
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- EGLint cit;
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-
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- /* Check if EGL was initialized */
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- if (phdata->egl_initialized != SDL_TRUE) {
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- SDL_SetError("PND: EGL initialization failed, no OpenGL ES support");
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- return NULL;
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- }
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-
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- /* Prepare attributes list to pass them to OpenGL ES */
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- attr_pos = 0;
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- wdata->gles_attributes[attr_pos++] = EGL_SURFACE_TYPE;
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- wdata->gles_attributes[attr_pos++] = EGL_WINDOW_BIT;
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- wdata->gles_attributes[attr_pos++] = EGL_RED_SIZE;
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- wdata->gles_attributes[attr_pos++] = _this->gl_config.red_size;
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- wdata->gles_attributes[attr_pos++] = EGL_GREEN_SIZE;
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- wdata->gles_attributes[attr_pos++] = _this->gl_config.green_size;
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- wdata->gles_attributes[attr_pos++] = EGL_BLUE_SIZE;
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- wdata->gles_attributes[attr_pos++] = _this->gl_config.blue_size;
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- wdata->gles_attributes[attr_pos++] = EGL_ALPHA_SIZE;
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-
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- /* Setup alpha size in bits */
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- if (_this->gl_config.alpha_size) {
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- wdata->gles_attributes[attr_pos++] = _this->gl_config.alpha_size;
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- } else {
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|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- }
|
|
|
-
|
|
|
- /* Setup color buffer size */
|
|
|
- if (_this->gl_config.buffer_size) {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_BUFFER_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = _this->gl_config.buffer_size;
|
|
|
- } else {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_BUFFER_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- }
|
|
|
-
|
|
|
- /* Setup depth buffer bits */
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DEPTH_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = _this->gl_config.depth_size;
|
|
|
-
|
|
|
- /* Setup stencil bits */
|
|
|
- if (_this->gl_config.stencil_size) {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = _this->gl_config.buffer_size;
|
|
|
- } else {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- }
|
|
|
-
|
|
|
- /* Set number of samples in multisampling */
|
|
|
- if (_this->gl_config.multisamplesamples) {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_SAMPLES;
|
|
|
- wdata->gles_attributes[attr_pos++] =
|
|
|
- _this->gl_config.multisamplesamples;
|
|
|
- }
|
|
|
-
|
|
|
- /* Multisample buffers, OpenGL ES 1.0 spec defines 0 or 1 buffer */
|
|
|
- if (_this->gl_config.multisamplebuffers) {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_SAMPLE_BUFFERS;
|
|
|
- wdata->gles_attributes[attr_pos++] =
|
|
|
- _this->gl_config.multisamplebuffers;
|
|
|
- }
|
|
|
-
|
|
|
- /* Finish attributes list */
|
|
|
- wdata->gles_attributes[attr_pos] = EGL_NONE;
|
|
|
-
|
|
|
- /* Request first suitable framebuffer configuration */
|
|
|
- status = eglChooseConfig(phdata->egl_display, wdata->gles_attributes,
|
|
|
- wdata->gles_configs, 1, &configs);
|
|
|
- if (status != EGL_TRUE) {
|
|
|
- SDL_SetError("PND: Can't find closest configuration for OpenGL ES");
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
- /* Check if nothing has been found, try "don't care" settings */
|
|
|
- if (configs == 0) {
|
|
|
- int32_t it;
|
|
|
- int32_t jt;
|
|
|
- GLint depthbits[4] = { 32, 24, 16, EGL_DONT_CARE };
|
|
|
-
|
|
|
- for (it = 0; it < 4; it++) {
|
|
|
- for (jt = 16; jt >= 0; jt--) {
|
|
|
- /* Don't care about color buffer bits, use what exist */
|
|
|
- /* Replace previous set data with EGL_DONT_CARE */
|
|
|
- attr_pos = 0;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_SURFACE_TYPE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_WINDOW_BIT;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_RED_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_GREEN_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_BLUE_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_ALPHA_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_BUFFER_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
-
|
|
|
- /* Try to find requested or smallest depth */
|
|
|
- if (_this->gl_config.depth_size) {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DEPTH_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = depthbits[it];
|
|
|
- } else {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DEPTH_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- }
|
|
|
-
|
|
|
- if (_this->gl_config.stencil_size) {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = jt;
|
|
|
- } else {
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_STENCIL_SIZE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- }
|
|
|
-
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_SAMPLES;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_SAMPLE_BUFFERS;
|
|
|
- wdata->gles_attributes[attr_pos++] = EGL_DONT_CARE;
|
|
|
- wdata->gles_attributes[attr_pos] = EGL_NONE;
|
|
|
-
|
|
|
- /* Request first suitable framebuffer configuration */
|
|
|
- status =
|
|
|
- eglChooseConfig(phdata->egl_display,
|
|
|
- wdata->gles_attributes,
|
|
|
- wdata->gles_configs, 1, &configs);
|
|
|
-
|
|
|
- if (status != EGL_TRUE) {
|
|
|
- SDL_SetError
|
|
|
- ("PND: Can't find closest configuration for OpenGL ES");
|
|
|
- return NULL;
|
|
|
- }
|
|
|
- if (configs != 0) {
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- if (configs != 0) {
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- /* No available configs */
|
|
|
- if (configs == 0) {
|
|
|
- SDL_SetError("PND: Can't find any configuration for OpenGL ES");
|
|
|
- return NULL;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- /* Initialize config index */
|
|
|
- wdata->gles_config = 0;
|
|
|
-
|
|
|
- /* Now check each configuration to find out the best */
|
|
|
- for (cit = 0; cit < configs; cit++) {
|
|
|
- uint32_t stencil_found;
|
|
|
- uint32_t depth_found;
|
|
|
-
|
|
|
- stencil_found = 0;
|
|
|
- depth_found = 0;
|
|
|
-
|
|
|
- if (_this->gl_config.stencil_size) {
|
|
|
- status =
|
|
|
- eglGetConfigAttrib(phdata->egl_display,
|
|
|
- wdata->gles_configs[cit], EGL_STENCIL_SIZE,
|
|
|
- &attr_value);
|
|
|
- if (status == EGL_TRUE) {
|
|
|
- if (attr_value != 0) {
|
|
|
- stencil_found = 1;
|
|
|
- }
|
|
|
- }
|
|
|
- } else {
|
|
|
- stencil_found = 1;
|
|
|
- }
|
|
|
-
|
|
|
- if (_this->gl_config.depth_size) {
|
|
|
- status =
|
|
|
- eglGetConfigAttrib(phdata->egl_display,
|
|
|
- wdata->gles_configs[cit], EGL_DEPTH_SIZE,
|
|
|
- &attr_value);
|
|
|
- if (status == EGL_TRUE) {
|
|
|
- if (attr_value != 0) {
|
|
|
- depth_found = 1;
|
|
|
- }
|
|
|
- }
|
|
|
- } else {
|
|
|
- depth_found = 1;
|
|
|
- }
|
|
|
-
|
|
|
- /* Exit from loop if found appropriate configuration */
|
|
|
- if ((depth_found != 0) && (stencil_found != 0)) {
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- /* If best could not be found, use first */
|
|
|
- if (cit == configs) {
|
|
|
- cit = 0;
|
|
|
- }
|
|
|
- wdata->gles_config = cit;
|
|
|
-
|
|
|
- /* Create OpenGL ES context */
|
|
|
- wdata->gles_context =
|
|
|
- eglCreateContext(phdata->egl_display,
|
|
|
- wdata->gles_configs[wdata->gles_config], NULL, NULL);
|
|
|
- if (wdata->gles_context == EGL_NO_CONTEXT) {
|
|
|
- SDL_SetError("PND: OpenGL ES context creation has been failed");
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
-#ifdef WIZ_GLES_LITE
|
|
|
- if( !hNativeWnd ) {
|
|
|
- hNativeWnd = (NativeWindowType)SDL_malloc(16*1024);
|
|
|
-
|
|
|
- if(!hNativeWnd)
|
|
|
- printf( "Error: Wiz framebuffer allocatation failed\n" );
|
|
|
- else
|
|
|
- printf( "SDL: Wiz framebuffer allocated: %X\n", hNativeWnd );
|
|
|
- }
|
|
|
- else {
|
|
|
- printf( "SDL: Wiz framebuffer already allocated: %X\n", hNativeWnd );
|
|
|
- }
|
|
|
-
|
|
|
- wdata->gles_surface =
|
|
|
- eglCreateWindowSurface(phdata->egl_display,
|
|
|
- wdata->gles_configs[wdata->gles_config],
|
|
|
- hNativeWnd, NULL );
|
|
|
-#else
|
|
|
- wdata->gles_surface =
|
|
|
- eglCreateWindowSurface(phdata->egl_display,
|
|
|
- wdata->gles_configs[wdata->gles_config],
|
|
|
- (NativeWindowType) 0, NULL);
|
|
|
-#endif
|
|
|
-
|
|
|
-
|
|
|
- if (wdata->gles_surface == 0) {
|
|
|
- SDL_SetError("Error : eglCreateWindowSurface failed;");
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
- /* Make just created context current */
|
|
|
- status =
|
|
|
- eglMakeCurrent(phdata->egl_display, wdata->gles_surface,
|
|
|
- wdata->gles_surface, wdata->gles_context);
|
|
|
- if (status != EGL_TRUE) {
|
|
|
- /* Destroy OpenGL ES surface */
|
|
|
- eglDestroySurface(phdata->egl_display, wdata->gles_surface);
|
|
|
- eglDestroyContext(phdata->egl_display, wdata->gles_context);
|
|
|
- wdata->gles_context = EGL_NO_CONTEXT;
|
|
|
- SDL_SetError("PND: Can't set OpenGL ES context on creation");
|
|
|
- return NULL;
|
|
|
- }
|
|
|
-
|
|
|
- _this->gl_config.accelerated = 1;
|
|
|
-
|
|
|
- /* Always clear stereo enable, since OpenGL ES do not supports stereo */
|
|
|
- _this->gl_config.stereo = 0;
|
|
|
-
|
|
|
- /* Get back samples and samplebuffers configurations. Rest framebuffer */
|
|
|
- /* parameters could be obtained through the OpenGL ES API */
|
|
|
- status =
|
|
|
- eglGetConfigAttrib(phdata->egl_display,
|
|
|
- wdata->gles_configs[wdata->gles_config],
|
|
|
- EGL_SAMPLES, &attr_value);
|
|
|
- if (status == EGL_TRUE) {
|
|
|
- _this->gl_config.multisamplesamples = attr_value;
|
|
|
- }
|
|
|
- status =
|
|
|
- eglGetConfigAttrib(phdata->egl_display,
|
|
|
- wdata->gles_configs[wdata->gles_config],
|
|
|
- EGL_SAMPLE_BUFFERS, &attr_value);
|
|
|
- if (status == EGL_TRUE) {
|
|
|
- _this->gl_config.multisamplebuffers = attr_value;
|
|
|
- }
|
|
|
-
|
|
|
- /* Get back stencil and depth buffer sizes */
|
|
|
- status =
|
|
|
- eglGetConfigAttrib(phdata->egl_display,
|
|
|
- wdata->gles_configs[wdata->gles_config],
|
|
|
- EGL_DEPTH_SIZE, &attr_value);
|
|
|
- if (status == EGL_TRUE) {
|
|
|
- _this->gl_config.depth_size = attr_value;
|
|
|
- }
|
|
|
- status =
|
|
|
- eglGetConfigAttrib(phdata->egl_display,
|
|
|
- wdata->gles_configs[wdata->gles_config],
|
|
|
- EGL_STENCIL_SIZE, &attr_value);
|
|
|
- if (status == EGL_TRUE) {
|
|
|
- _this->gl_config.stencil_size = attr_value;
|
|
|
- }
|
|
|
-
|
|
|
- /* Under PND OpenGL ES output can't be double buffered */
|
|
|
- _this->gl_config.double_buffer = 0;
|
|
|
-
|
|
|
- /* GL ES context was successfully created */
|
|
|
- return wdata->gles_context;
|
|
|
-}
|
|
|
-
|
|
|
-int
|
|
|
-PND_gl_makecurrent(_THIS, SDL_Window * window, SDL_GLContext context)
|
|
|
-{
|
|
|
- SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
|
|
|
- SDL_WindowData *wdata;
|
|
|
- EGLBoolean status;
|
|
|
-
|
|
|
- if (phdata->egl_initialized != SDL_TRUE) {
|
|
|
- return SDL_SetError("PND: GF initialization failed, no OpenGL ES support");
|
|
|
- }
|
|
|
-
|
|
|
- if ((window == NULL) && (context == NULL)) {
|
|
|
- status =
|
|
|
- eglMakeCurrent(phdata->egl_display, EGL_NO_SURFACE,
|
|
|
- EGL_NO_SURFACE, EGL_NO_CONTEXT);
|
|
|
- if (status != EGL_TRUE) {
|
|
|
- /* Failed to set current GL ES context */
|
|
|
- return SDL_SetError("PND: Can't set OpenGL ES context");
|
|
|
- }
|
|
|
- } else {
|
|
|
- wdata = (SDL_WindowData *) window->driverdata;
|
|
|
- if (wdata->gles_surface == EGL_NO_SURFACE) {
|
|
|
- return SDL_SetError
|
|
|
- ("PND: OpenGL ES surface is not initialized for this window");
|
|
|
- }
|
|
|
- if (wdata->gles_context == EGL_NO_CONTEXT) {
|
|
|
- return SDL_SetError
|
|
|
- ("PND: OpenGL ES context is not initialized for this window");
|
|
|
- }
|
|
|
- if (wdata->gles_context != context) {
|
|
|
- return SDL_SetError
|
|
|
- ("PND: OpenGL ES context is not belong to this window");
|
|
|
- }
|
|
|
- status =
|
|
|
- eglMakeCurrent(phdata->egl_display, wdata->gles_surface,
|
|
|
- wdata->gles_surface, wdata->gles_context);
|
|
|
- if (status != EGL_TRUE) {
|
|
|
- /* Failed to set current GL ES context */
|
|
|
- return SDL_SetError("PND: Can't set OpenGL ES context");
|
|
|
- }
|
|
|
- }
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-int
|
|
|
-PND_gl_setswapinterval(_THIS, int interval)
|
|
|
-{
|
|
|
- SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
|
|
|
- EGLBoolean status;
|
|
|
-
|
|
|
- if (phdata->egl_initialized != SDL_TRUE) {
|
|
|
- return SDL_SetError("PND: EGL initialization failed, no OpenGL ES support");
|
|
|
- }
|
|
|
-
|
|
|
- /* Check if OpenGL ES connection has been initialized */
|
|
|
- if (phdata->egl_display != EGL_NO_DISPLAY) {
|
|
|
- /* Set swap OpenGL ES interval */
|
|
|
- status = eglSwapInterval(phdata->egl_display, interval);
|
|
|
- if (status == EGL_TRUE) {
|
|
|
- /* Return success to upper level */
|
|
|
- phdata->swapinterval = interval;
|
|
|
- return 0;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- /* Failed to set swap interval */
|
|
|
- return SDL_SetError("PND: Cannot set swap interval");
|
|
|
-}
|
|
|
-
|
|
|
-int
|
|
|
-PND_gl_getswapinterval(_THIS)
|
|
|
-{
|
|
|
- return ((SDL_VideoData *) _this->driverdata)->swapinterval;
|
|
|
-}
|
|
|
-
|
|
|
-int
|
|
|
-PND_gl_swapwindow(_THIS, SDL_Window * window)
|
|
|
-{
|
|
|
- SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
|
|
|
- SDL_WindowData *wdata = (SDL_WindowData *) window->driverdata;
|
|
|
-
|
|
|
- if (phdata->egl_initialized != SDL_TRUE) {
|
|
|
- return SDL_SetError("PND: GLES initialization failed, no OpenGL ES support");
|
|
|
- }
|
|
|
-
|
|
|
- /* Many applications do not uses glFinish(), so we call it for them */
|
|
|
- glFinish();
|
|
|
-
|
|
|
- /* Wait until OpenGL ES rendering is completed */
|
|
|
- eglWaitGL();
|
|
|
-
|
|
|
- eglSwapBuffers(phdata->egl_display, wdata->gles_surface);
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-void
|
|
|
-PND_gl_deletecontext(_THIS, SDL_GLContext context)
|
|
|
-{
|
|
|
- SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
|
|
|
- EGLBoolean status;
|
|
|
-
|
|
|
- if (phdata->egl_initialized != SDL_TRUE) {
|
|
|
- SDL_SetError("PND: GLES initialization failed, no OpenGL ES support");
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- /* Check if OpenGL ES connection has been initialized */
|
|
|
- if (phdata->egl_display != EGL_NO_DISPLAY) {
|
|
|
- if (context != EGL_NO_CONTEXT) {
|
|
|
- status = eglDestroyContext(phdata->egl_display, context);
|
|
|
- if (status != EGL_TRUE) {
|
|
|
- /* Error during OpenGL ES context destroying */
|
|
|
- SDL_SetError("PND: OpenGL ES context destroy error");
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
-#ifdef WIZ_GLES_LITE
|
|
|
- if( hNativeWnd != 0 )
|
|
|
- {
|
|
|
- SDL_free(hNativeWnd);
|
|
|
- hNativeWnd = 0;
|
|
|
- printf( "SDL: Wiz framebuffer released\n" );
|
|
|
- }
|
|
|
-#endif
|
|
|
-
|
|
|
- return;
|
|
|
-}
|
|
|
-
|
|
|
-#endif /* SDL_VIDEO_DRIVER_PANDORA */
|
|
|
-
|
|
|
-/* vi: set ts=4 sw=4 expandtab: */
|