SDL_naclvideo.c
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2016 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_NACL
#include "ppapi/c/pp_errors.h"
#include "ppapi/c/pp_instance.h"
#include "ppapi_simple/ps.h"
#include "ppapi_simple/ps_interface.h"
#include "ppapi_simple/ps_event.h"
#include "nacl_io/nacl_io.h"
#include "SDL_naclvideo.h"
#include "SDL_naclwindow.h"
#include "SDL_naclevents_c.h"
#include "SDL_naclopengles.h"
#include "SDL_video.h"
#include "../SDL_sysvideo.h"
#include "../../events/SDL_events_c.h"
#define NACLVID_DRIVER_NAME "nacl"
/* Static init required because NACL_SetScreenResolution
* may appear even before SDL starts and we want to remember
* the window width and height
*/
static SDL_VideoData nacl = {0};
void
NACL_SetScreenResolution(int width, int height, Uint32 format)
{
PP_Resource context;
nacl.w = width;
nacl.h = height;
nacl.format = format;
if (nacl.window) {
nacl.window->w = width;
nacl.window->h = height;
SDL_SendWindowEvent(nacl.window, SDL_WINDOWEVENT_RESIZED, width, height);
}
/* FIXME: Check threading issues...otherwise use a hardcoded _this->context across all threads */
context = (PP_Resource) SDL_GL_GetCurrentContext();
if (context) {
PSInterfaceGraphics3D()->ResizeBuffers(context, width, height);
}
}
/* Initialization/Query functions */
static int NACL_VideoInit(_THIS);
static void NACL_VideoQuit(_THIS);
static int NACL_Available(void) {
return PSGetInstanceId() != 0;
}
static void NACL_DeleteDevice(SDL_VideoDevice *device) {
SDL_VideoData *driverdata = (SDL_VideoData*) device->driverdata;
driverdata->ppb_core->ReleaseResource((PP_Resource) driverdata->ppb_message_loop);
SDL_free(device->driverdata);
SDL_free(device);
}
static int
NACL_SetDisplayMode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode)
{
return 0;
}
static SDL_VideoDevice *NACL_CreateDevice(int devindex) {
SDL_VideoDevice *device;
/* Initialize all variables that we clean on shutdown */
device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));
if (!device) {
SDL_OutOfMemory();
return NULL;
}
device->driverdata = &nacl;
/* Set the function pointers */
device->VideoInit = NACL_VideoInit;
device->VideoQuit = NACL_VideoQuit;
device->PumpEvents = NACL_PumpEvents;
device->CreateWindow = NACL_CreateWindow;
device->SetWindowTitle = NACL_SetWindowTitle;
device->DestroyWindow = NACL_DestroyWindow;
device->SetDisplayMode = NACL_SetDisplayMode;
device->free = NACL_DeleteDevice;
/* GL pointers */
device->GL_LoadLibrary = NACL_GLES_LoadLibrary;
device->GL_GetProcAddress = NACL_GLES_GetProcAddress;
device->GL_UnloadLibrary = NACL_GLES_UnloadLibrary;
device->GL_CreateContext = NACL_GLES_CreateContext;
device->GL_MakeCurrent = NACL_GLES_MakeCurrent;
device->GL_SetSwapInterval = NACL_GLES_SetSwapInterval;
device->GL_GetSwapInterval = NACL_GLES_GetSwapInterval;
device->GL_SwapWindow = NACL_GLES_SwapWindow;
device->GL_DeleteContext = NACL_GLES_DeleteContext;
return device;
}
VideoBootStrap NACL_bootstrap = {
NACLVID_DRIVER_NAME, "SDL Native Client Video Driver",
NACL_Available, NACL_CreateDevice
};
int NACL_VideoInit(_THIS) {
SDL_VideoData *driverdata = (SDL_VideoData *) _this->driverdata;
SDL_DisplayMode mode;
SDL_zero(mode);
mode.format = driverdata->format;
mode.w = driverdata->w;
mode.h = driverdata->h;
mode.refresh_rate = 0;
mode.driverdata = NULL;
if (SDL_AddBasicVideoDisplay(&mode) < 0) {
return -1;
}
SDL_AddDisplayMode(&_this->displays[0], &mode);
PSInterfaceInit();
driverdata->instance = PSGetInstanceId();
driverdata->ppb_graphics = PSInterfaceGraphics3D();
driverdata->ppb_message_loop = PSInterfaceMessageLoop();
driverdata->ppb_core = PSInterfaceCore();
driverdata->ppb_fullscreen = PSInterfaceFullscreen();
driverdata->ppb_instance = PSInterfaceInstance();
driverdata->ppb_image_data = PSInterfaceImageData();
driverdata->ppb_view = PSInterfaceView();
driverdata->ppb_var = PSInterfaceVar();
driverdata->ppb_input_event = (PPB_InputEvent*) PSGetInterface(PPB_INPUT_EVENT_INTERFACE);
driverdata->ppb_keyboard_input_event = (PPB_KeyboardInputEvent*) PSGetInterface(PPB_KEYBOARD_INPUT_EVENT_INTERFACE);
driverdata->ppb_mouse_input_event = (PPB_MouseInputEvent*) PSGetInterface(PPB_MOUSE_INPUT_EVENT_INTERFACE);
driverdata->ppb_wheel_input_event = (PPB_WheelInputEvent*) PSGetInterface(PPB_WHEEL_INPUT_EVENT_INTERFACE);
driverdata->ppb_touch_input_event = (PPB_TouchInputEvent*) PSGetInterface(PPB_TOUCH_INPUT_EVENT_INTERFACE);
driverdata->message_loop = driverdata->ppb_message_loop->Create(driverdata->instance);
PSEventSetFilter(PSE_ALL);
/* We're done! */
return 0;
}
void NACL_VideoQuit(_THIS) {
}
#endif /* SDL_VIDEO_DRIVER_NACL */
/* vi: set ts=4 sw=4 expandtab: */
format
GLint GLint GLsizei GLsizei GLsizei GLint GLenum format
Definition: SDL_opengl.h:1565
NACL_SetWindowTitle
void NACL_SetWindowTitle(_THIS, SDL_Window *window)
SDL_VideoData::ppb_mouse_input_event
const PPB_MouseInputEvent * ppb_mouse_input_event
Definition: SDL_naclvideo.h:52
SDL_VideoData::ppb_touch_input_event
const PPB_TouchInputEvent * ppb_touch_input_event
Definition: SDL_naclvideo.h:54
SDL_VideoData::ppb_wheel_input_event
const PPB_WheelInputEvent * ppb_wheel_input_event
Definition: SDL_naclvideo.h:53
SDL_VideoData::ppb_instance
const PPB_Instance * ppb_instance
Definition: SDL_naclvideo.h:46
width
GLint GLint GLsizei width
Definition: SDL_opengl.h:1565
Uint32
uint32_t Uint32
An unsigned 32-bit integer type.
Definition: SDL_stdinc.h:155
SDL_Window::w
int w
Definition: SDL_sysvideo.h:78
SDL_VideoDevice::free
void(* free)(_THIS)
Definition: SDL_sysvideo.h:345
SDL_VideoData::ppb_graphics
const PPB_Graphics3D * ppb_graphics
Definition: SDL_naclvideo.h:42
SDL_AddBasicVideoDisplay
int SDL_AddBasicVideoDisplay(const SDL_DisplayMode *desktop_mode)
Definition: SDL_video.c:579
SDL_VideoData::ppb_input_event
const PPB_InputEvent * ppb_input_event
Definition: SDL_naclvideo.h:50
SDL_VideoDevice::driverdata
void * driverdata
Definition: SDL_sysvideo.h:332
SDL_VideoDevice::GL_SetSwapInterval
int(* GL_SetSwapInterval)(_THIS, int interval)
Definition: SDL_sysvideo.h:240
SDL_VideoData::message_loop
PP_Resource message_loop
Definition: SDL_naclvideo.h:56
SDL_DisplayMode
The structure that defines a display mode.
Definition: SDL_video.h:53
NACL_GLES_CreateContext
SDL_GLContext NACL_GLES_CreateContext(_THIS, SDL_Window *window)
SDL_SendWindowEvent
int SDL_SendWindowEvent(SDL_Window *window, Uint8 windowevent, int data1, int data2)
Definition: SDL_windowevents.c:74
SDL_VideoDevice::GL_SwapWindow
void(* GL_SwapWindow)(_THIS, SDL_Window *window)
Definition: SDL_sysvideo.h:242
height
GLint GLint GLsizei GLsizei height
Definition: SDL_opengl.h:1565
SDL_VideoData::ppb_view
const PPB_View * ppb_view
Definition: SDL_naclvideo.h:48
SDL_VideoDevice::GL_LoadLibrary
int(* GL_LoadLibrary)(_THIS, const char *path)
Definition: SDL_sysvideo.h:234
SDL_naclevents_c.h
SDL_VideoDevice::SetDisplayMode
int(* SetDisplayMode)(_THIS, SDL_VideoDisplay *display, SDL_DisplayMode *mode)
Definition: SDL_sysvideo.h:189
SDL_VideoData::window
SDL_Window * window
Definition: SDL_naclvideo.h:40
_this
static SDL_VideoDevice * _this
Definition: SDL_video.c:114
SDL_video.h
SDL_calloc
void * SDL_calloc(size_t nmemb, size_t size)
SDL_VideoDevice::GL_CreateContext
SDL_GLContext(* GL_CreateContext)(_THIS, SDL_Window *window)
Definition: SDL_sysvideo.h:237
_THIS
#define _THIS
Definition: SDL_alsa_audio.h:31
SDL_VideoDevice::GL_MakeCurrent
int(* GL_MakeCurrent)(_THIS, SDL_Window *window, SDL_GLContext context)
Definition: SDL_sysvideo.h:238
SDL_free
void SDL_free(void *mem)
VideoBootStrap
Definition: SDL_sysvideo.h:348
NACL_CreateWindow
int NACL_CreateWindow(_THIS, SDL_Window *window)
SDL_VideoData::h
int h
Definition: SDL_naclvideo.h:39
mode
GLenum mode
Definition: SDL_opengl_glext.h:1122
SDL_VideoDevice::displays
SDL_VideoDisplay * displays
Definition: SDL_sysvideo.h:280
SDL_VideoDevice::DestroyWindow
void(* DestroyWindow)(_THIS, SDL_Window *window)
Definition: SDL_sysvideo.h:214
SDL_zero
#define SDL_zero(x)
Definition: SDL_stdinc.h:355
NACL_GLES_GetSwapInterval
int NACL_GLES_GetSwapInterval(_THIS)
NACL_SetScreenResolution
void NACL_SetScreenResolution(int width, int height, Uint32 format)
SDL_VideoData::instance
PP_Instance instance
Definition: SDL_naclvideo.h:57
NACL_GLES_LoadLibrary
int NACL_GLES_LoadLibrary(_THIS, const char *path)
SDL_VideoData::ppb_image_data
const PPB_ImageData * ppb_image_data
Definition: SDL_naclvideo.h:47
SDL_VideoDisplay
Definition: SDL_sysvideo.h:120
SDL_Window::h
int h
Definition: SDL_sysvideo.h:78
SDL_VideoDevice::GL_UnloadLibrary
void(* GL_UnloadLibrary)(_THIS)
Definition: SDL_sysvideo.h:236
NACL_PumpEvents
void NACL_PumpEvents(_THIS)
SDL_VideoData::ppb_keyboard_input_event
const PPB_KeyboardInputEvent * ppb_keyboard_input_event
Definition: SDL_naclvideo.h:51
NULL
#define NULL
Definition: begin_code.h:143
SDL_OutOfMemory
#define SDL_OutOfMemory()
Definition: SDL_error.h:52
SDL_GL_GetCurrentContext
#define SDL_GL_GetCurrentContext
Definition: SDL_dynapi_overrides.h:566
SDL_VideoDevice::VideoQuit
void(* VideoQuit)(_THIS)
Definition: SDL_sysvideo.h:161
NACL_GLES_MakeCurrent
int NACL_GLES_MakeCurrent(_THIS, SDL_Window *window, SDL_GLContext context)
NACL_DestroyWindow
void NACL_DestroyWindow(_THIS, SDL_Window *window)
SDL_VideoData::ppb_var
const PPB_Var * ppb_var
Definition: SDL_naclvideo.h:49
NACL_GLES_DeleteContext
void NACL_GLES_DeleteContext(_THIS, SDL_GLContext context)
NACL_GLES_UnloadLibrary
void NACL_GLES_UnloadLibrary(_THIS)
SDL_VideoData::ppb_message_loop
const PPB_MessageLoop * ppb_message_loop
Definition: SDL_naclvideo.h:43
SDL_VideoDevice::CreateWindow
int(* CreateWindow)(_THIS, SDL_Window *window)
Definition: SDL_sysvideo.h:195
SDL_VideoData::ppb_fullscreen
const PPB_Fullscreen * ppb_fullscreen
Definition: SDL_naclvideo.h:45
SDL_naclopengles.h
SDL_VideoDevice
Definition: SDL_sysvideo.h:142
SDL_VideoData
Definition: SDL_androidvideo.h:35
SDL_AddDisplayMode
SDL_bool SDL_AddDisplayMode(SDL_VideoDisplay *display, const SDL_DisplayMode *mode)
Definition: SDL_video.c:709
SDL_VideoDevice::VideoInit
int(* VideoInit)(_THIS)
Definition: SDL_sysvideo.h:155
SDL_WINDOWEVENT_RESIZED
Definition: SDL_video.h:145
SDL_VideoData::ppb_core
const PPB_Core * ppb_core
Definition: SDL_naclvideo.h:44
SDL_VideoDevice::GL_DeleteContext
void(* GL_DeleteContext)(_THIS, SDL_GLContext context)
Definition: SDL_sysvideo.h:243
SDL_VideoDevice::SetWindowTitle
void(* SetWindowTitle)(_THIS, SDL_Window *window)
Definition: SDL_sysvideo.h:197
SDL_VideoDevice::GL_GetSwapInterval
int(* GL_GetSwapInterval)(_THIS)
Definition: SDL_sysvideo.h:241
NACL_GLES_SwapWindow
void NACL_GLES_SwapWindow(_THIS, SDL_Window *window)
SDL_naclvideo.h
SDL_VideoData::w
int w
Definition: SDL_naclvideo.h:39
NACL_GLES_SetSwapInterval
int NACL_GLES_SetSwapInterval(_THIS, int interval)
SDL_VideoData::format
Uint32 format
Definition: SDL_naclvideo.h:38
SDL_VideoDevice::GL_GetProcAddress
void *(* GL_GetProcAddress)(_THIS, const char *proc)
Definition: SDL_sysvideo.h:235
SDL_naclwindow.h
SDL_VideoDevice::PumpEvents
void(* PumpEvents)(_THIS)
Definition: SDL_sysvideo.h:249
NACL_GLES_GetProcAddress
void * NACL_GLES_GetProcAddress(_THIS, const char *proc)