SDL_vivantevideo.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_VIVANTE
/* 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_events_c.h"
#ifdef SDL_INPUT_LINUXEV
#include "../../core/linux/SDL_evdev.h"
#endif
#include "SDL_vivantevideo.h"
#include "SDL_vivanteplatform.h"
#include "SDL_vivanteopengles.h"
#include "SDL_vivantevulkan.h"
static int
VIVANTE_Available(void)
{
return 1;
}
static void
VIVANTE_Destroy(SDL_VideoDevice * device)
{
if (device->driverdata != NULL) {
SDL_free(device->driverdata);
device->driverdata = NULL;
}
}
static SDL_VideoDevice *
VIVANTE_Create()
{
SDL_VideoDevice *device;
SDL_VideoData *data;
/* Initialize SDL_VideoDevice structure */
device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));
if (device == NULL) {
SDL_OutOfMemory();
return NULL;
}
/* Initialize internal data */
data = (SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData));
if (data == NULL) {
SDL_OutOfMemory();
SDL_free(device);
return NULL;
}
device->driverdata = data;
/* Setup amount of available displays */
device->num_displays = 0;
/* Set device free function */
device->free = VIVANTE_Destroy;
/* Setup all functions which we can handle */
device->VideoInit = VIVANTE_VideoInit;
device->VideoQuit = VIVANTE_VideoQuit;
device->GetDisplayModes = VIVANTE_GetDisplayModes;
device->SetDisplayMode = VIVANTE_SetDisplayMode;
device->CreateSDLWindow = VIVANTE_CreateWindow;
device->SetWindowTitle = VIVANTE_SetWindowTitle;
device->SetWindowPosition = VIVANTE_SetWindowPosition;
device->SetWindowSize = VIVANTE_SetWindowSize;
device->ShowWindow = VIVANTE_ShowWindow;
device->HideWindow = VIVANTE_HideWindow;
device->DestroyWindow = VIVANTE_DestroyWindow;
device->GetWindowWMInfo = VIVANTE_GetWindowWMInfo;
#if SDL_VIDEO_OPENGL_EGL
device->GL_LoadLibrary = VIVANTE_GLES_LoadLibrary;
device->GL_GetProcAddress = VIVANTE_GLES_GetProcAddress;
device->GL_UnloadLibrary = VIVANTE_GLES_UnloadLibrary;
device->GL_CreateContext = VIVANTE_GLES_CreateContext;
device->GL_MakeCurrent = VIVANTE_GLES_MakeCurrent;
device->GL_SetSwapInterval = VIVANTE_GLES_SetSwapInterval;
device->GL_GetSwapInterval = VIVANTE_GLES_GetSwapInterval;
device->GL_SwapWindow = VIVANTE_GLES_SwapWindow;
device->GL_DeleteContext = VIVANTE_GLES_DeleteContext;
#endif
#if SDL_VIDEO_VULKAN
device->Vulkan_LoadLibrary = VIVANTE_Vulkan_LoadLibrary;
device->Vulkan_UnloadLibrary = VIVANTE_Vulkan_UnloadLibrary;
device->Vulkan_GetInstanceExtensions = VIVANTE_Vulkan_GetInstanceExtensions;
device->Vulkan_CreateSurface = VIVANTE_Vulkan_CreateSurface;
#endif
device->PumpEvents = VIVANTE_PumpEvents;
return device;
}
VideoBootStrap VIVANTE_bootstrap = {
"vivante",
"Vivante EGL Video Driver",
VIVANTE_Available,
VIVANTE_Create
};
/*****************************************************************************/
/* SDL Video and Display initialization/handling functions */
/*****************************************************************************/
static int
VIVANTE_AddVideoDisplays(_THIS)
{
SDL_VideoData *videodata = _this->driverdata;
SDL_VideoDisplay display;
SDL_DisplayMode current_mode;
SDL_DisplayData *data;
int pitch = 0, bpp = 0;
unsigned long pixels = 0;
data = (SDL_DisplayData *) SDL_calloc(1, sizeof(SDL_DisplayData));
if (data == NULL) {
return SDL_OutOfMemory();
}
SDL_zero(current_mode);
#if SDL_VIDEO_DRIVER_VIVANTE_VDK
data->native_display = vdkGetDisplay(videodata->vdk_private);
vdkGetDisplayInfo(data->native_display, &current_mode.w, &current_mode.h, &pixels, &pitch, &bpp);
#else
data->native_display = videodata->fbGetDisplayByIndex(0);
videodata->fbGetDisplayInfo(data->native_display, &current_mode.w, &current_mode.h, &pixels, &pitch, &bpp);
#endif /* SDL_VIDEO_DRIVER_VIVANTE_VDK */
switch (bpp)
{
default: /* Is another format used? */
case 32:
current_mode.format = SDL_PIXELFORMAT_ARGB8888;
break;
case 16:
current_mode.format = SDL_PIXELFORMAT_RGB565;
break;
}
/* FIXME: How do we query refresh rate? */
current_mode.refresh_rate = 60;
SDL_zero(display);
display.name = VIVANTE_GetDisplayName(_this);
display.desktop_mode = current_mode;
display.current_mode = current_mode;
display.driverdata = data;
SDL_AddVideoDisplay(&display);
return 0;
}
int
VIVANTE_VideoInit(_THIS)
{
SDL_VideoData *videodata = (SDL_VideoData *)_this->driverdata;
#if SDL_VIDEO_DRIVER_VIVANTE_VDK
videodata->vdk_private = vdkInitialize();
if (!videodata->vdk_private) {
return SDL_SetError("vdkInitialize() failed");
}
#else
videodata->egl_handle = SDL_LoadObject("libEGL.so.1");
if (!videodata->egl_handle) {
videodata->egl_handle = SDL_LoadObject("libEGL.so");
if (!videodata->egl_handle) {
return -1;
}
}
#define LOAD_FUNC(NAME) \
videodata->NAME = SDL_LoadFunction(videodata->egl_handle, #NAME); \
if (!videodata->NAME) return -1;
LOAD_FUNC(fbGetDisplay);
LOAD_FUNC(fbGetDisplayByIndex);
LOAD_FUNC(fbGetDisplayGeometry);
LOAD_FUNC(fbGetDisplayInfo);
LOAD_FUNC(fbDestroyDisplay);
LOAD_FUNC(fbCreateWindow);
LOAD_FUNC(fbGetWindowGeometry);
LOAD_FUNC(fbGetWindowInfo);
LOAD_FUNC(fbDestroyWindow);
#endif
if (VIVANTE_SetupPlatform(_this) < 0) {
return -1;
}
if (VIVANTE_AddVideoDisplays(_this) < 0) {
return -1;
}
VIVANTE_UpdateDisplayScale(_this);
#ifdef SDL_INPUT_LINUXEV
if (SDL_EVDEV_Init() < 0) {
return -1;
}
#endif
return 0;
}
void
VIVANTE_VideoQuit(_THIS)
{
SDL_VideoData *videodata = (SDL_VideoData *)_this->driverdata;
#ifdef SDL_INPUT_LINUXEV
SDL_EVDEV_Quit();
#endif
VIVANTE_CleanupPlatform(_this);
#if SDL_VIDEO_DRIVER_VIVANTE_VDK
if (videodata->vdk_private) {
vdkExit(videodata->vdk_private);
videodata->vdk_private = NULL;
}
#else
if (videodata->egl_handle) {
SDL_UnloadObject(videodata->egl_handle);
videodata->egl_handle = NULL;
}
#endif
}
void
VIVANTE_GetDisplayModes(_THIS, SDL_VideoDisplay * display)
{
/* Only one display mode available, the current one */
SDL_AddDisplayMode(display, &display->current_mode);
}
int
VIVANTE_SetDisplayMode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode)
{
return 0;
}
int
VIVANTE_CreateWindow(_THIS, SDL_Window * window)
{
SDL_VideoData *videodata = (SDL_VideoData *)_this->driverdata;
SDL_DisplayData *displaydata;
SDL_WindowData *data;
displaydata = SDL_GetDisplayDriverData(0);
/* Allocate window internal data */
data = (SDL_WindowData *) SDL_calloc(1, sizeof(SDL_WindowData));
if (data == NULL) {
return SDL_OutOfMemory();
}
/* Setup driver data for this window */
window->driverdata = data;
#if SDL_VIDEO_DRIVER_VIVANTE_VDK
data->native_window = vdkCreateWindow(displaydata->native_display, window->x, window->y, window->w, window->h);
#else
data->native_window = videodata->fbCreateWindow(displaydata->native_display, window->x, window->y, window->w, window->h);
#endif
if (!data->native_window) {
return SDL_SetError("VIVANTE: Can't create native window");
}
#if SDL_VIDEO_OPENGL_EGL
if (window->flags & SDL_WINDOW_OPENGL) {
data->egl_surface = SDL_EGL_CreateSurface(_this, data->native_window);
if (data->egl_surface == EGL_NO_SURFACE) {
return SDL_SetError("VIVANTE: Can't create EGL surface");
}
} else {
data->egl_surface = EGL_NO_SURFACE;
}
#endif
/* Window has been successfully created */
return 0;
}
void
VIVANTE_DestroyWindow(_THIS, SDL_Window * window)
{
SDL_VideoData *videodata = (SDL_VideoData *)_this->driverdata;
SDL_WindowData *data;
data = window->driverdata;
if (data) {
#if SDL_VIDEO_OPENGL_EGL
if (data->egl_surface != EGL_NO_SURFACE) {
SDL_EGL_DestroySurface(_this, data->egl_surface);
}
#endif
if (data->native_window) {
#if SDL_VIDEO_DRIVER_VIVANTE_VDK
vdkDestroyWindow(data->native_window);
#else
videodata->fbDestroyWindow(data->native_window);
#endif
}
SDL_free(data);
}
window->driverdata = NULL;
}
void
VIVANTE_SetWindowTitle(_THIS, SDL_Window * window)
{
#if SDL_VIDEO_DRIVER_VIVANTE_VDK
SDL_WindowData *data = window->driverdata;
vdkSetWindowTitle(data->native_window, window->title);
#endif
}
void
VIVANTE_SetWindowPosition(_THIS, SDL_Window * window)
{
/* FIXME */
}
void
VIVANTE_SetWindowSize(_THIS, SDL_Window * window)
{
/* FIXME */
}
void
VIVANTE_ShowWindow(_THIS, SDL_Window * window)
{
#if SDL_VIDEO_DRIVER_VIVANTE_VDK
SDL_WindowData *data = window->driverdata;
vdkShowWindow(data->native_window);
#endif
SDL_SetMouseFocus(window);
SDL_SetKeyboardFocus(window);
}
void
VIVANTE_HideWindow(_THIS, SDL_Window * window)
{
#if SDL_VIDEO_DRIVER_VIVANTE_VDK
SDL_WindowData *data = window->driverdata;
vdkHideWindow(data->native_window);
#endif
}
/*****************************************************************************/
/* SDL Window Manager function */
/*****************************************************************************/
SDL_bool
VIVANTE_GetWindowWMInfo(_THIS, SDL_Window * window, struct SDL_SysWMinfo *info)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
SDL_DisplayData *displaydata = SDL_GetDisplayDriverData(0);
if (info->version.major == SDL_MAJOR_VERSION &&
info->version.minor == SDL_MINOR_VERSION) {
info->subsystem = SDL_SYSWM_VIVANTE;
info->info.vivante.display = displaydata->native_display;
info->info.vivante.window = data->native_window;
return SDL_TRUE;
} else {
SDL_SetError("Application not compiled with SDL %d.%d",
SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
return SDL_FALSE;
}
}
/*****************************************************************************/
/* SDL event functions */
/*****************************************************************************/
void VIVANTE_PumpEvents(_THIS)
{
#ifdef SDL_INPUT_LINUXEV
SDL_EVDEV_Poll();
#endif
}
#endif /* SDL_VIDEO_DRIVER_VIVANTE */
/* vi: set ts=4 sw=4 expandtab: */
SDL_zero
#define SDL_zero(x)
Definition: SDL_stdinc.h:416
SDL_DisplayMode::format
Uint32 format
Definition: SDL_video.h:55
SDL_events.h
VIVANTE_GetWindowWMInfo
SDL_bool VIVANTE_GetWindowWMInfo(_THIS, SDL_Window *window, struct SDL_SysWMinfo *info)
SDL_VideoDevice::driverdata
void * driverdata
Definition: SDL_sysvideo.h:381
SDL_SysWMinfo::display
Display * display
Definition: SDL_syswm.h:220
SDL_VideoDisplay::name
char * name
Definition: SDL_sysvideo.h:127
NULL
#define NULL
Definition: begin_code.h:167
VIVANTE_DestroyWindow
void VIVANTE_DestroyWindow(_THIS, SDL_Window *window)
mode
GLenum mode
Definition: SDL_opengl_glext.h:1122
SDL_SysWMinfo
Definition: SDL_syswm.h:197
SDL_WindowData
Definition: SDL_androidwindow.h:38
SDL_version::minor
Uint8 minor
Definition: SDL_version.h:54
SDL_SysWMinfo::window
Window window
Definition: SDL_syswm.h:221
SDL_WINDOW_OPENGL
@ SDL_WINDOW_OPENGL
Definition: SDL_video.h:101
VIVANTE_VideoQuit
void VIVANTE_VideoQuit(_THIS)
SDL_SetKeyboardFocus
void SDL_SetKeyboardFocus(SDL_Window *window)
Definition: SDL_keyboard.c:630
SDL_UnloadObject
#define SDL_UnloadObject
Definition: SDL_dynapi_overrides.h:234
SDL_PIXELFORMAT_RGB565
@ SDL_PIXELFORMAT_RGB565
Definition: SDL_pixels.h:224
SDL_VideoDisplay::desktop_mode
SDL_DisplayMode desktop_mode
Definition: SDL_sysvideo.h:131
SDL_GetDisplayDriverData
void * SDL_GetDisplayDriverData(int displayIndex)
Definition: SDL_video.c:657
SDL_SetMouseFocus
void SDL_SetMouseFocus(SDL_Window *window)
Definition: SDL_mouse.c:211
VIVANTE_SetWindowSize
void VIVANTE_SetWindowSize(_THIS, SDL_Window *window)
SDL_DisplayMode::h
int h
Definition: SDL_video.h:57
SDL_LoadObject
#define SDL_LoadObject
Definition: SDL_dynapi_overrides.h:232
SDL_SysWMinfo::info
union SDL_SysWMinfo::@17 info
data
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: SDL_opengl.h:1974
SDL_Window
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
SDL_AddDisplayMode
SDL_bool SDL_AddDisplayMode(SDL_VideoDisplay *display, const SDL_DisplayMode *mode)
Definition: SDL_video.c:751
SDL_vivantevideo.h
VIVANTE_GetDisplayModes
void VIVANTE_GetDisplayModes(_THIS, SDL_VideoDisplay *display)
SDL_FALSE
@ SDL_FALSE
Definition: SDL_stdinc.h:163
_this
static SDL_VideoDevice * _this
Definition: SDL_video.c:118
VIVANTE_SetWindowTitle
void VIVANTE_SetWindowTitle(_THIS, SDL_Window *window)
SDL_MINOR_VERSION
#define SDL_MINOR_VERSION
Definition: SDL_version.h:61
SDL_SysWMinfo::subsystem
SDL_SYSWM_TYPE subsystem
Definition: SDL_syswm.h:200
window
EGLSurface EGLNativeWindowType * window
Definition: eglext.h:1025
EGL_NO_SURFACE
#define EGL_NO_SURFACE
Definition: egl.h:100
SDL_free
#define SDL_free
Definition: SDL_dynapi_overrides.h:377
SDL_DisplayMode::refresh_rate
int refresh_rate
Definition: SDL_video.h:58
VIVANTE_VideoInit
int VIVANTE_VideoInit(_THIS)
_THIS
#define _THIS
Definition: SDL_alsa_audio.h:31
VIVANTE_ShowWindow
void VIVANTE_ShowWindow(_THIS, SDL_Window *window)
VIVANTE_HideWindow
void VIVANTE_HideWindow(_THIS, SDL_Window *window)
SDL_PIXELFORMAT_ARGB8888
@ SDL_PIXELFORMAT_ARGB8888
Definition: SDL_pixels.h:248
SDL_DisplayMode::w
int w
Definition: SDL_video.h:56
SDL_AddVideoDisplay
int SDL_AddVideoDisplay(const SDL_VideoDisplay *display)
Definition: SDL_video.c:603
VIVANTE_bootstrap
VideoBootStrap VIVANTE_bootstrap
SDL_VideoDisplay::driverdata
void * driverdata
Definition: SDL_sysvideo.h:139
pixels
GLint GLint GLsizei GLsizei GLsizei GLint GLenum GLenum const GLvoid * pixels
Definition: SDL_opengl.h:1572
VIVANTE_SetWindowPosition
void VIVANTE_SetWindowPosition(_THIS, SDL_Window *window)
SDL_DisplayData
Definition: SDL_cocoamodes.h:26
SDL_VideoDevice
Definition: SDL_sysvideo.h:148
SDL_OutOfMemory
#define SDL_OutOfMemory()
Definition: SDL_error.h:52
SDL_INPUT_LINUXEV
#define SDL_INPUT_LINUXEV
Definition: SDL_config.h:275
SDL_VideoData::egl_handle
void * egl_handle
Definition: SDL_vivantevideo.h:41
SDL_vivantevulkan.h
SDL_calloc
#define SDL_calloc
Definition: SDL_dynapi_overrides.h:375
SDL_TRUE
@ SDL_TRUE
Definition: SDL_stdinc.h:164
SDL_SysWMinfo::version
SDL_version version
Definition: SDL_syswm.h:199
SDL_VideoDisplay
Definition: SDL_sysvideo.h:125
SDL_SetError
#define SDL_SetError
Definition: SDL_dynapi_overrides.h:30
SDL_vivanteopengles.h
VIVANTE_PumpEvents
void VIVANTE_PumpEvents(_THIS)
VIVANTE_CreateWindow
int VIVANTE_CreateWindow(_THIS, SDL_Window *window)
SDL_version.h
SDL_VideoDisplay::current_mode
SDL_DisplayMode current_mode
Definition: SDL_sysvideo.h:132
SDL_version::major
Uint8 major
Definition: SDL_version.h:53
VideoBootStrap
Definition: SDL_sysvideo.h:397
VIVANTE_SetDisplayMode
int VIVANTE_SetDisplayMode(_THIS, SDL_VideoDisplay *display, SDL_DisplayMode *mode)
SDL_MAJOR_VERSION
#define SDL_MAJOR_VERSION
Definition: SDL_version.h:60
device
static SDL_AudioDeviceID device
Definition: loopwave.c:37
SDL_vivanteplatform.h
SDL_SYSWM_VIVANTE
@ SDL_SYSWM_VIVANTE
Definition: SDL_syswm.h:131
SDL_loadso.h
SDL_VideoData
Definition: SDL_androidvideo.h:36
SDL_bool
SDL_bool
Definition: SDL_stdinc.h:161
SDL_syswm.h