void GlContext::create(uint32_t _width, uint32_t _height)
{
m_eglLibrary = eglOpen();
BX_UNUSED(_width, _height);
EGLNativeDisplayType ndt = EGL_DEFAULT_DISPLAY;
EGLNativeWindowType nwt = (EGLNativeWindowType)NULL;
# if BX_PLATFORM_WINDOWS
ndt = GetDC(g_bgfxHwnd);
nwt = g_bgfxHwnd;
# endif // BX_PLATFORM_
m_display = eglGetDisplay(ndt);
BGFX_FATAL(m_display != EGL_NO_DISPLAY, Fatal::UnableToInitialize, "Failed to create display %p", m_display);
EGLint major = 0;
EGLint minor = 0;
EGLBoolean success = eglInitialize(m_display, &major, &minor);
BGFX_FATAL(success && major >= 1 && minor >= 3, Fatal::UnableToInitialize, "Failed to initialize %d.%d", major, minor);
EGLint attrs[] =
{
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
# if BX_PLATFORM_ANDROID
EGL_DEPTH_SIZE, 16,
# else
EGL_DEPTH_SIZE, 24,
# endif // BX_PLATFORM_
EGL_STENCIL_SIZE, 8,
EGL_NONE
};
EGLint numConfig = 0;
EGLConfig config;
success = eglChooseConfig(m_display, attrs, &config, 1, &numConfig);
BGFX_FATAL(success, Fatal::UnableToInitialize, "eglChooseConfig");
# if BX_PLATFORM_ANDROID
EGLint format;
eglGetConfigAttrib(m_display, config, EGL_NATIVE_VISUAL_ID, &format);
ANativeWindow_setBuffersGeometry(g_bgfxAndroidWindow, _width, _height, format);
nwt = g_bgfxAndroidWindow;
# endif // BX_PLATFORM_ANDROID
m_surface = eglCreateWindowSurface(m_display, config, nwt, NULL);
BGFX_FATAL(m_surface != EGL_NO_SURFACE, Fatal::UnableToInitialize, "Failed to create surface.");
EGLint contextAttrs[] =
{
# if BGFX_CONFIG_RENDERER_OPENGLES >= 30
EGL_CONTEXT_CLIENT_VERSION, 3,
# elif BGFX_CONFIG_RENDERER_OPENGLES
EGL_CONTEXT_CLIENT_VERSION, 2,
# endif // BGFX_CONFIG_RENDERER_
EGL_NONE
};
m_context = eglCreateContext(m_display, config, EGL_NO_CONTEXT, contextAttrs);
BGFX_FATAL(m_context != EGL_NO_CONTEXT, Fatal::UnableToInitialize, "Failed to create context.");
success = eglMakeCurrent(m_display, m_surface, m_surface, m_context);
BGFX_FATAL(success, Fatal::UnableToInitialize, "Failed to set context.");
eglSwapInterval(m_display, 0);
# if BX_PLATFORM_EMSCRIPTEN
emscripten_set_canvas_size(_width, _height);
# endif // BX_PLATFORM_EMSCRIPTEN
import();
}
int main(int argc, char* argv[])
{
#else
int SymbianMain()
{
int argc = 0;
char** argv = NULL;
#endif
Config cfg = {0};
bglContext* context;
#ifdef PERFMONITOR
FILE* perf = fopen("pinball_perf.pmo","wb");
if(perf == NULL)
{
printf("ERROR: couldn't open perf monitor file");
// si_fail("Failed to open perfomance monitor file");
}
#endif
cfg.rBits = 5;
cfg.gBits = 6;
cfg.bBits = 5;
cfg.aBits = 0;
cfg.bitsPerPixel = 16;
cfg.depthBits = 16;
cfg.stencilBits = 0;
cfg.sampleBuffers = 0;
cfg.samples = 0;
cfg.winW = SAMPLE_WINDOW_WIDTH;
cfg.winH = SAMPLE_WINDOW_HEIGHT;
context = eglOpen(&cfg);
/* Create pinball class */
{
BBPinballCreateParams params;
memset(¶ms, 0, sizeof(params));
params.getTime = getCurrentTime;
params.display = context->display;
params.config = context->config;
params.mainContext = context->context;
params.mainSurface = context->surface;
params.surfaceWidth = SAMPLE_WINDOW_WIDTH;
params.surfaceHeight = SAMPLE_WINDOW_HEIGHT;
bbParseParameters(¶ms,argc,argv);
g_pinball = BBPinball_create(¶ms);
if (!g_pinball)
{
return 0;
}
}
#ifdef PERFMONITOR
pmRegisterMonitor(&cycles_arm11); /* add a core cycle counter */
pmRegisterMonitor(&branchmiss_arm11); /* add a branch prediction miss counter */
pmRegisterMonitor(&iexec_arm11); /* add a instructions executed counter */
pmInitialize(perf, "Pinball demo");
pmStart();
#define CALIB() \
pmProbe(ENTRY_PROBE_ID(calibration)); \
pmProbe(EXIT_PROBE_ID(calibration));
CALIB();
CALIB();
CALIB();
CALIB();
CALIB();
CALIB();
#endif
for(;;)
{
#ifdef PERFMONITOR
pmProbe(ENTRY_PROBE_ID(mainProbe));
#endif
if (BBPinball_main(g_pinball))
break;
#ifdef PERFMONITOR
pmProbe(EXIT_PROBE_ID(mainProbe));
#endif
}
#ifdef PERFMONITOR
pmStop();
pmFinalize();
#endif
return 0;
}
void GlContext::create(uint32_t _width, uint32_t _height)
{
# if BX_PLATFORM_RPI
bcm_host_init();
# endif // BX_PLATFORM_RPI
m_eglLibrary = eglOpen();
if (NULL == g_platformData.context)
{
# if BX_PLATFORM_RPI
g_platformData.ndt = EGL_DEFAULT_DISPLAY;
# endif // BX_PLATFORM_RPI
BX_UNUSED(_width, _height);
EGLNativeDisplayType ndt = (EGLNativeDisplayType)g_platformData.ndt;
EGLNativeWindowType nwh = (EGLNativeWindowType )g_platformData.nwh;
# if BX_PLATFORM_WINDOWS
if (NULL == g_platformData.ndt)
{
ndt = GetDC( (HWND)g_platformData.nwh);
}
# endif // BX_PLATFORM_WINDOWS
m_display = eglGetDisplay(ndt);
BGFX_FATAL(m_display != EGL_NO_DISPLAY, Fatal::UnableToInitialize, "Failed to create display %p", m_display);
EGLint major = 0;
EGLint minor = 0;
EGLBoolean success = eglInitialize(m_display, &major, &minor);
BGFX_FATAL(success && major >= 1 && minor >= 3, Fatal::UnableToInitialize, "Failed to initialize %d.%d", major, minor);
BX_TRACE("EGL info:");
const char* clientApis = eglQueryString(m_display, EGL_CLIENT_APIS);
BX_TRACE(" APIs: %s", clientApis); BX_UNUSED(clientApis);
const char* vendor = eglQueryString(m_display, EGL_VENDOR);
BX_TRACE(" Vendor: %s", vendor); BX_UNUSED(vendor);
const char* version = eglQueryString(m_display, EGL_VERSION);
BX_TRACE("Version: %s", version); BX_UNUSED(version);
const char* extensions = eglQueryString(m_display, EGL_EXTENSIONS);
BX_TRACE("Supported EGL extensions:");
dumpExtensions(extensions);
EGLint attrs[] =
{
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
# if BX_PLATFORM_ANDROID
EGL_DEPTH_SIZE, 16,
# else
EGL_DEPTH_SIZE, 24,
# endif // BX_PLATFORM_
EGL_STENCIL_SIZE, 8,
EGL_NONE
};
EGLint numConfig = 0;
success = eglChooseConfig(m_display, attrs, &m_config, 1, &numConfig);
BGFX_FATAL(success, Fatal::UnableToInitialize, "eglChooseConfig");
# if BX_PLATFORM_ANDROID
EGLint format;
eglGetConfigAttrib(m_display, m_config, EGL_NATIVE_VISUAL_ID, &format);
ANativeWindow_setBuffersGeometry( (ANativeWindow*)g_platformData.nwh, _width, _height, format);
# elif BX_PLATFORM_RPI
DISPMANX_DISPLAY_HANDLE_T dispmanDisplay = vc_dispmanx_display_open(0);
DISPMANX_UPDATE_HANDLE_T dispmanUpdate = vc_dispmanx_update_start(0);
VC_RECT_T dstRect = { 0, 0, int32_t(_width), int32_t(_height) };
VC_RECT_T srcRect = { 0, 0, int32_t(_width) << 16, int32_t(_height) << 16 };
DISPMANX_ELEMENT_HANDLE_T dispmanElement = vc_dispmanx_element_add(dispmanUpdate
, dispmanDisplay
, 0
, &dstRect
, 0
, &srcRect
, DISPMANX_PROTECTION_NONE
, NULL
, NULL
, DISPMANX_NO_ROTATE
);
s_dispmanWindow.element = dispmanElement;
s_dispmanWindow.width = _width;
s_dispmanWindow.height = _height;
nwh = &s_dispmanWindow;
vc_dispmanx_update_submit_sync(dispmanUpdate);
# endif // BX_PLATFORM_ANDROID
m_surface = eglCreateWindowSurface(m_display, m_config, nwh, NULL);
BGFX_FATAL(m_surface != EGL_NO_SURFACE, Fatal::UnableToInitialize, "Failed to create surface.");
const bool hasEglKhrCreateContext = !!bx::findIdentifierMatch(extensions, "EGL_KHR_create_context");
const bool hasEglKhrNoError = !!bx::findIdentifierMatch(extensions, "EGL_KHR_create_context_no_error");
const uint32_t gles = BGFX_CONFIG_RENDERER_OPENGLES;
for (uint32_t ii = 0; ii < 2; ++ii)
{
bx::StaticMemoryBlockWriter writer(s_contextAttrs, sizeof(s_contextAttrs) );
EGLint flags = 0;
# if BX_PLATFORM_RPI
BX_UNUSED(hasEglKhrCreateContext, hasEglKhrNoError);
# else
if (hasEglKhrCreateContext)
{
bx::write(&writer, EGLint(EGL_CONTEXT_MAJOR_VERSION_KHR) );
bx::write(&writer, EGLint(gles / 10) );
bx::write(&writer, EGLint(EGL_CONTEXT_MINOR_VERSION_KHR) );
bx::write(&writer, EGLint(gles % 10) );
flags |= BGFX_CONFIG_DEBUG && hasEglKhrNoError ? 0
| EGL_CONTEXT_FLAG_NO_ERROR_BIT_KHR
: 0
;
if (0 == ii)
{
flags |= BGFX_CONFIG_DEBUG ? 0
| EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR
// | EGL_OPENGL_ES3_BIT_KHR
: 0
;
bx::write(&writer, EGLint(EGL_CONTEXT_FLAGS_KHR) );
bx::write(&writer, flags);
}
}
else
# endif // BX_PLATFORM_RPI
{
bx::write(&writer, EGLint(EGL_CONTEXT_CLIENT_VERSION) );
bx::write(&writer, 2);
}
bx::write(&writer, EGLint(EGL_NONE) );
m_context = eglCreateContext(m_display, m_config, EGL_NO_CONTEXT, s_contextAttrs);
if (NULL != m_context)
{
break;
}
BX_TRACE("Failed to create EGL context with EGL_CONTEXT_FLAGS_KHR (%08x).", flags);
}
BGFX_FATAL(m_context != EGL_NO_CONTEXT, Fatal::UnableToInitialize, "Failed to create context.");
success = eglMakeCurrent(m_display, m_surface, m_surface, m_context);
BGFX_FATAL(success, Fatal::UnableToInitialize, "Failed to set context.");
m_current = NULL;
eglSwapInterval(m_display, 0);
}
import();
g_internalData.context = m_context;
}