SDL_pandora.c
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
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_PANDORA
/* SDL internals */
#include "../SDL_sysvideo.h"
#include "SDL_version.h"
#include "SDL_syswm.h"
#include "SDL_loadso.h"
#include "SDL_events.h"
#include "../../events/SDL_mouse_c.h"
#include "../../events/SDL_keyboard_c.h"
/* PND declarations */
#include "SDL_pandora.h"
#include "SDL_pandora_events.h"
/* WIZ declarations */
#include "GLES/gl.h"
#ifdef WIZ_GLES_LITE
static NativeWindowType hNativeWnd = 0; /* A handle to the window we will create. */
#endif
static int
PND_available(void)
{
return 1;
}
static void
PND_destroy(SDL_VideoDevice * device)
{
if (device->driverdata != NULL) {
SDL_free(device->driverdata);
device->driverdata = NULL;
}
SDL_free(device);
}
static SDL_VideoDevice *
PND_create()
{
SDL_VideoDevice *device;
SDL_VideoData *phdata;
int status;
/* Check if pandora could be initialized */
status = PND_available();
if (status == 0) {
/* PND could not be used */
return NULL;
}
/* Initialize SDL_VideoDevice structure */
device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));
if (device == NULL) {
SDL_OutOfMemory();
return NULL;
}
/* Initialize internal Pandora specific data */
phdata = (SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData));
if (phdata == NULL) {
SDL_OutOfMemory();
SDL_free(device);
return NULL;
}
device->driverdata = phdata;
phdata->egl_initialized = SDL_TRUE;
/* Setup amount of available displays */
device->num_displays = 0;
/* Set device free function */
device->free = PND_destroy;
/* Setup all functions which we can handle */
device->VideoInit = PND_videoinit;
device->VideoQuit = PND_videoquit;
device->GetDisplayModes = PND_getdisplaymodes;
device->SetDisplayMode = PND_setdisplaymode;
device->CreateSDLWindow = PND_createwindow;
device->CreateSDLWindowFrom = PND_createwindowfrom;
device->SetWindowTitle = PND_setwindowtitle;
device->SetWindowIcon = PND_setwindowicon;
device->SetWindowPosition = PND_setwindowposition;
device->SetWindowSize = PND_setwindowsize;
device->ShowWindow = PND_showwindow;
device->HideWindow = PND_hidewindow;
device->RaiseWindow = PND_raisewindow;
device->MaximizeWindow = PND_maximizewindow;
device->MinimizeWindow = PND_minimizewindow;
device->RestoreWindow = PND_restorewindow;
device->SetWindowGrab = PND_setwindowgrab;
device->DestroyWindow = PND_destroywindow;
#if 0
device->GetWindowWMInfo = PND_getwindowwminfo;
#endif
device->GL_LoadLibrary = PND_gl_loadlibrary;
device->GL_GetProcAddress = PND_gl_getprocaddres;
device->GL_UnloadLibrary = PND_gl_unloadlibrary;
device->GL_CreateContext = PND_gl_createcontext;
device->GL_MakeCurrent = PND_gl_makecurrent;
device->GL_SetSwapInterval = PND_gl_setswapinterval;
device->GL_GetSwapInterval = PND_gl_getswapinterval;
device->GL_SwapWindow = PND_gl_swapwindow;
device->GL_DeleteContext = PND_gl_deletecontext;
device->PumpEvents = PND_PumpEvents;
/* !!! FIXME: implement SetWindowBordered */
return device;
}
VideoBootStrap PND_bootstrap = {
#ifdef WIZ_GLES_LITE
"wiz",
"SDL Wiz Video Driver",
#else
"pandora",
"SDL Pandora Video Driver",
#endif
PND_available,
PND_create
};
/*****************************************************************************/
/* SDL Video and Display initialization/handling functions */
/*****************************************************************************/
int
PND_videoinit(_THIS)
{
SDL_VideoDisplay display;
SDL_DisplayMode current_mode;
SDL_zero(current_mode);
#ifdef WIZ_GLES_LITE
current_mode.w = 320;
current_mode.h = 240;
#else
current_mode.w = 800;
current_mode.h = 480;
#endif
current_mode.refresh_rate = 60;
current_mode.format = SDL_PIXELFORMAT_RGB565;
current_mode.driverdata = NULL;
SDL_zero(display);
display.desktop_mode = current_mode;
display.current_mode = current_mode;
display.driverdata = NULL;
SDL_AddVideoDisplay(&display);
return 1;
}
void
PND_videoquit(_THIS)
{
}
void
PND_getdisplaymodes(_THIS, SDL_VideoDisplay * display)
{
}
int
PND_setdisplaymode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode)
{
return 0;
}
int
PND_createwindow(_THIS, SDL_Window * window)
{
SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
SDL_WindowData *wdata;
/* Allocate window internal data */
wdata = (SDL_WindowData *) SDL_calloc(1, sizeof(SDL_WindowData));
if (wdata == NULL) {
return SDL_OutOfMemory();
}
/* Setup driver data for this window */
window->driverdata = wdata;
/* Check if window must support OpenGL ES rendering */
if ((window->flags & SDL_WINDOW_OPENGL) == SDL_WINDOW_OPENGL) {
EGLBoolean initstatus;
/* Mark this window as OpenGL ES compatible */
wdata->uses_gles = SDL_TRUE;
/* Create connection to OpenGL ES */
if (phdata->egl_display == EGL_NO_DISPLAY) {
phdata->egl_display = eglGetDisplay((NativeDisplayType) 0);
if (phdata->egl_display == EGL_NO_DISPLAY) {
return SDL_SetError("PND: Can't get connection to OpenGL ES");
}
initstatus = eglInitialize(phdata->egl_display, NULL, NULL);
if (initstatus != EGL_TRUE) {
return SDL_SetError("PND: Can't init OpenGL ES library");
}
}
phdata->egl_refcount++;
}
/* Window has been successfully created */
return 0;
}
int
PND_createwindowfrom(_THIS, SDL_Window * window, const void *data)
{
return -1;
}
void
PND_setwindowtitle(_THIS, SDL_Window * window)
{
}
void
PND_setwindowicon(_THIS, SDL_Window * window, SDL_Surface * icon)
{
}
void
PND_setwindowposition(_THIS, SDL_Window * window)
{
}
void
PND_setwindowsize(_THIS, SDL_Window * window)
{
}
void
PND_showwindow(_THIS, SDL_Window * window)
{
}
void
PND_hidewindow(_THIS, SDL_Window * window)
{
}
void
PND_raisewindow(_THIS, SDL_Window * window)
{
}
void
PND_maximizewindow(_THIS, SDL_Window * window)
{
}
void
PND_minimizewindow(_THIS, SDL_Window * window)
{
}
void
PND_restorewindow(_THIS, SDL_Window * window)
{
}
void
PND_setwindowgrab(_THIS, SDL_Window * window, SDL_bool grabbed)
{
}
void
PND_destroywindow(_THIS, SDL_Window * window)
{
SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
eglTerminate(phdata->egl_display);
}
/*****************************************************************************/
/* SDL Window Manager function */
/*****************************************************************************/
#if 0
SDL_bool
PND_getwindowwminfo(_THIS, SDL_Window * window, struct SDL_SysWMinfo *info)
{
if (info->version.major <= SDL_MAJOR_VERSION) {
return SDL_TRUE;
} else {
SDL_SetError("application not compiled with SDL %d.%d",
SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
return SDL_FALSE;
}
/* Failed to get window manager information */
return SDL_FALSE;
}
#endif
/*****************************************************************************/
/* SDL OpenGL/OpenGL ES functions */
/*****************************************************************************/
int
PND_gl_loadlibrary(_THIS, const char *path)
{
/* Check if OpenGL ES library is specified for GF driver */
if (path == NULL) {
path = SDL_getenv("SDL_OPENGL_LIBRARY");
if (path == NULL) {
path = SDL_getenv("SDL_OPENGLES_LIBRARY");
}
}
/* Check if default library loading requested */
if (path == NULL) {
/* Already linked with GF library which provides egl* subset of */
/* functions, use Common profile of OpenGL ES library by default */
#ifdef WIZ_GLES_LITE
path = "/lib/libopengles_lite.so";
#else
path = "/usr/lib/libGLES_CM.so";
#endif
}
/* Load dynamic library */
_this->gl_config.dll_handle = SDL_LoadObject(path);
if (!_this->gl_config.dll_handle) {
/* Failed to load new GL ES library */
return SDL_SetError("PND: Failed to locate OpenGL ES library");
}
/* Store OpenGL ES library path and name */
SDL_strlcpy(_this->gl_config.driver_path, path,
SDL_arraysize(_this->gl_config.driver_path));
/* New OpenGL ES library is loaded */
return 0;
}
void *
PND_gl_getprocaddres(_THIS, const char *proc)
{
void *function_address;
/* Try to get function address through the egl interface */
function_address = eglGetProcAddress(proc);
if (function_address != NULL) {
return function_address;
}
/* Then try to get function in the OpenGL ES library */
if (_this->gl_config.dll_handle) {
function_address =
SDL_LoadFunction(_this->gl_config.dll_handle, proc);
if (function_address != NULL) {
return function_address;
}
}
/* Failed to get GL ES function address pointer */
SDL_SetError("PND: Cannot locate OpenGL ES function name");
return NULL;
}
void
PND_gl_unloadlibrary(_THIS)
{
SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
if (phdata->egl_initialized == SDL_TRUE) {
/* Unload OpenGL ES library */
if (_this->gl_config.dll_handle) {
SDL_UnloadObject(_this->gl_config.dll_handle);
_this->gl_config.dll_handle = NULL;
}
} else {
SDL_SetError("PND: GF initialization failed, no OpenGL ES support");
}
}
SDL_GLContext
PND_gl_createcontext(_THIS, SDL_Window * window)
{
SDL_VideoData *phdata = (SDL_VideoData *) _this->driverdata;
SDL_WindowData *wdata = (SDL_WindowData *) window->driverdata;
EGLBoolean status;
EGLint configs;
uint32_t attr_pos;
EGLint attr_value;
EGLint cit;
/* Check if EGL was initialized */
if (phdata->egl_initialized != SDL_TRUE) {
SDL_SetError("PND: EGL initialization failed, no OpenGL ES support");
return NULL;
}
/* Prepare attributes list to pass them to OpenGL ES */
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++] = _this->gl_config.red_size;
wdata->gles_attributes[attr_pos++] = EGL_GREEN_SIZE;
wdata->gles_attributes[attr_pos++] = _this->gl_config.green_size;
wdata->gles_attributes[attr_pos++] = EGL_BLUE_SIZE;
wdata->gles_attributes[attr_pos++] = _this->gl_config.blue_size;
wdata->gles_attributes[attr_pos++] = EGL_ALPHA_SIZE;
/* Setup alpha size in bits */
if (_this->gl_config.alpha_size) {
wdata->gles_attributes[attr_pos++] = _this->gl_config.alpha_size;
} else {
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)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 )
{
free(hNativeWnd);
hNativeWnd = 0;
printf( "SDL: Wiz framebuffer released\n" );
}
#endif
return;
}
#endif /* SDL_VIDEO_DRIVER_PANDORA */
/* vi: set ts=4 sw=4 expandtab: */
malloc
#define malloc
Definition: SDL_qsort.c:47
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#define SDL_zero(x)
Definition: SDL_stdinc.h:416
eglGetDisplay
EGLAPI EGLDisplay EGLAPIENTRY eglGetDisplay(EGLNativeDisplayType display_id)
SDL_VideoData::egl_display
EGLDisplay egl_display
Definition: SDL_pandora.h:33
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Uint32 format
Definition: SDL_video.h:55
SDL_events.h
SDL_strlcpy
#define SDL_strlcpy
Definition: SDL_dynapi_overrides.h:394
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Definition: SDL_sysvideo.h:381
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A collection of pixels used in software blitting.
Definition: SDL_surface.h:70
eglMakeCurrent
EGLAPI EGLBoolean EGLAPIENTRY eglMakeCurrent(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx)
PND_setwindowicon
void PND_setwindowicon(_THIS, SDL_Window *window, SDL_Surface *icon)
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EGLAPI EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surface)
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NULL
#define NULL
Definition: begin_code.h:167
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Definition: SDL_sysvideo.h:332
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Definition: SDL_sysvideo.h:341
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void PND_PumpEvents(_THIS)
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Definition: SDL_sysvideo.h:329
mode
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Definition: SDL_opengl_glext.h:1122
NativeWindowType
EGLNativeWindowType NativeWindowType
Definition: eglplatform.h:112
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Definition: SDL_syswm.h:197
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EGLAPI EGLBoolean EGLAPIENTRY eglDestroySurface(EGLDisplay dpy, EGLSurface surface)
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Definition: SDL_androidwindow.h:38
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Definition: SDL_sysvideo.h:354
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Definition: egl.h:110
SDL_WINDOW_OPENGL
@ SDL_WINDOW_OPENGL
Definition: SDL_video.h:101
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#define SDL_UnloadObject
Definition: SDL_dynapi_overrides.h:234
path
GLsizei const GLchar *const * path
Definition: SDL_opengl_glext.h:3730
SDL_PIXELFORMAT_RGB565
@ SDL_PIXELFORMAT_RGB565
Definition: SDL_pixels.h:224
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SDL_bool egl_initialized
Definition: SDL_pandora.h:32
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SDL_DisplayMode desktop_mode
Definition: SDL_sysvideo.h:131
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Definition: SDL_sysvideo.h:331
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int PND_gl_getswapinterval(_THIS)
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#define EGL_TRUE
Definition: egl.h:116
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Definition: SDL_video.h:57
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Definition: SDL_dynapi_overrides.h:232
data
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
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int red_size
Definition: SDL_sysvideo.h:327
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#define EGL_NO_CONTEXT
Definition: egl.h:98
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int PND_setdisplaymode(_THIS, SDL_VideoDisplay *display, SDL_DisplayMode *mode)
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The type used to identify a window.
Definition: SDL_sysvideo.h:73
SDL_DisplayMode
The structure that defines a display mode.
Definition: SDL_video.h:53
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#define EGL_GREEN_SIZE
Definition: egl.h:85
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Definition: SDL_pandora.h:34
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SDL_FALSE
@ SDL_FALSE
Definition: SDL_stdinc.h:163
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Definition: egl.h:99
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static screen_context_t context
Definition: video.c:25
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Definition: egl.h:75
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EGLAPI EGLBoolean EGLAPIENTRY eglChooseConfig(EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config)
_this
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Definition: SDL_video.c:118
NativeDisplayType
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Definition: eglplatform.h:110
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#define SDL_MINOR_VERSION
Definition: SDL_version.h:61
SDL_pandora.h
window
EGLSurface EGLNativeWindowType * window
Definition: eglext.h:1025
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#define EGL_NO_SURFACE
Definition: egl.h:100
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#define EGL_RED_SIZE
Definition: egl.h:104
int32_t
signed int int32_t
Definition: SDL_config_windows.h:62
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#define SDL_free
Definition: SDL_dynapi_overrides.h:377
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#define EGL_BUFFER_SIZE
Definition: egl.h:76
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Definition: egl.h:80
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EGL_SAMPLE_BUFFERS
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Definition: egl.h:106
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Definition: SDL_video.h:58
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Definition: egl.h:108
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int multisamplebuffers
Definition: SDL_sysvideo.h:340
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int green_size
Definition: SDL_sysvideo.h:328
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void PND_destroywindow(_THIS, SDL_Window *window)
PND_gl_deletecontext
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eglCreateContext
EGLAPI EGLContext EGLAPIENTRY eglCreateContext(EGLDisplay dpy, EGLConfig config, EGLContext share_context, const EGLint *attrib_list)
_THIS
#define _THIS
Definition: SDL_alsa_audio.h:31
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#define EGL_ALPHA_SIZE
Definition: egl.h:62
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PND_minimizewindow
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glFinish
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eglCreateWindowSurface
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struct SDL_VideoDevice::@262 gl_config
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int w
Definition: SDL_video.h:56
PND_gl_loadlibrary
int PND_gl_loadlibrary(_THIS, const char *path)
EGL_SAMPLES
#define EGL_SAMPLES
Definition: egl.h:105
SDL_AddVideoDisplay
int SDL_AddVideoDisplay(const SDL_VideoDisplay *display)
Definition: SDL_video.c:603
SDL_VideoDevice::dll_handle
void * dll_handle
Definition: SDL_sysvideo.h:355
SDL_VideoDisplay::driverdata
void * driverdata
Definition: SDL_sysvideo.h:139
PND_setwindowsize
void PND_setwindowsize(_THIS, SDL_Window *window)
SDL_VideoDevice::double_buffer
int double_buffer
Definition: SDL_sysvideo.h:334
SDL_VideoDevice
Definition: SDL_sysvideo.h:148
EGLBoolean
unsigned int EGLBoolean
Definition: egl.h:54
SDL_OutOfMemory
#define SDL_OutOfMemory()
Definition: SDL_error.h:52
EGL_NONE
#define EGL_NONE
Definition: egl.h:95
PND_setwindowposition
void PND_setwindowposition(_THIS, SDL_Window *window)
eglSwapInterval
EGLAPI EGLBoolean EGLAPIENTRY eglSwapInterval(EGLDisplay dpy, EGLint interval)
SDL_arraysize
#define SDL_arraysize(array)
Definition: SDL_stdinc.h:115
SDL_calloc
#define SDL_calloc
Definition: SDL_dynapi_overrides.h:375
PND_videoquit
void PND_videoquit(_THIS)
SDL_GLContext
void * SDL_GLContext
An opaque handle to an OpenGL context.
Definition: SDL_video.h:193
SDL_VideoDevice::stereo
int stereo
Definition: SDL_sysvideo.h:339
SDL_getenv
#define SDL_getenv
Definition: SDL_dynapi_overrides.h:378
uint32_t
unsigned int uint32_t
Definition: SDL_config_windows.h:63
SDL_TRUE
@ SDL_TRUE
Definition: SDL_stdinc.h:164
SDL_SysWMinfo::version
SDL_version version
Definition: SDL_syswm.h:199
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khronos_int32_t EGLint
Definition: eglplatform.h:122
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Definition: SDL_sysvideo.h:125
SDL_SetError
#define SDL_SetError
Definition: SDL_dynapi_overrides.h:30
SDL_LoadFunction
void * SDL_LoadFunction(void *handle, const char *name)
eglTerminate
EGLAPI EGLBoolean EGLAPIENTRY eglTerminate(EGLDisplay dpy)
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void PND_setwindowtitle(_THIS, SDL_Window *window)
SDL_VideoData::swapinterval
uint32_t swapinterval
Definition: SDL_pandora.h:35
SDL_VideoDevice::alpha_size
int alpha_size
Definition: SDL_sysvideo.h:330
EGL_DONT_CARE
#define EGL_DONT_CARE
Definition: egl.h:81
PND_getdisplaymodes
void PND_getdisplaymodes(_THIS, SDL_VideoDisplay *display)
eglWaitGL
EGLAPI EGLBoolean EGLAPIENTRY eglWaitGL(void)
PND_createwindow
int PND_createwindow(_THIS, SDL_Window *window)
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void * driverdata
Definition: SDL_video.h:59
EGL_WINDOW_BIT
#define EGL_WINDOW_BIT
Definition: egl.h:120
PND_gl_createcontext
SDL_GLContext PND_gl_createcontext(_THIS, SDL_Window *window)
SDL_VideoDevice::accelerated
int accelerated
Definition: SDL_sysvideo.h:342
SDL_version.h
PND_createwindowfrom
int PND_createwindowfrom(_THIS, SDL_Window *window, const void *data)
SDL_VideoDisplay::current_mode
SDL_DisplayMode current_mode
Definition: SDL_sysvideo.h:132
PND_bootstrap
VideoBootStrap PND_bootstrap
SDL_VideoDevice::stencil_size
int stencil_size
Definition: SDL_sysvideo.h:333
SDL_version::major
Uint8 major
Definition: SDL_version.h:53
VideoBootStrap
Definition: SDL_sysvideo.h:397
SDL_MAJOR_VERSION
#define SDL_MAJOR_VERSION
Definition: SDL_version.h:60
device
static SDL_AudioDeviceID device
Definition: loopwave.c:37
free
SDL_EventEntry * free
Definition: SDL_events.c:82
SDL_loadso.h
PND_gl_getprocaddres
void * PND_gl_getprocaddres(_THIS, const char *proc)
GLint
int GLint
Definition: SDL_opengl.h:182
SDL_VideoData
Definition: SDL_androidvideo.h:36
SDL_bool
SDL_bool
Definition: SDL_stdinc.h:161
eglGetConfigAttrib
EGLAPI EGLBoolean EGLAPIENTRY eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value)
SDL_syswm.h