int init_glew()
{
GLenum GlewInitResult = glewInit();
if (GLEW_OK != GlewInitResult)
{
MessageBoxA(NULL, (char *)glewGetErrorString(GlewInitResult), "OpenGL error", MB_OK);
return false;
}
if (GLEW_ARB_vertex_shader && GLEW_ARB_fragment_shader)
{
LOGP("Ready for GLSL");
}
else
{
LOGP("Not totally ready :(");
}
if (glewIsSupported("GL_VERSION_2_0"))
{
LOGP("Ready for OpenGL 2.0");
}
else
{
fprintf(stderr, "OpenGL 2.0 not supported\n");
}
if (glew_dynamic_binding() == false)
{
MessageBoxA(NULL, "No OpenGL framebuffer support. Please upgrade the driver of your video card.", "OpenGL error", MB_OK);
return false;
}
return true;
}
bool CCEGLView::initGL()
{
if ( !m_bIsEditor )
m_hDC = GetDC(m_hWnd);
m_nPixelFormat = SetupPixelFormat(m_hDC);
//SetupPalette();
m_hRC = wglCreateContext(m_hDC);
wglMakeCurrent(m_hDC, m_hRC);
// check OpenGL version at first
const GLubyte* glVersion = glGetString(GL_VERSION);
CCLOG("OpenGL version = %s", glVersion);
if ( atof((const char*)glVersion) < 1.5 )
{
char strComplain[256] = {0};
sprintf(strComplain,
"OpenGL 1.5 or higher is required (your version is %s). Please upgrade the driver of your video card.",
glVersion);
CCMessageBox(strComplain, "OpenGL version too old");
return false;
}
GLenum GlewInitResult = glewInit();
if (GLEW_OK != GlewInitResult)
{
CCMessageBox((char *)glewGetErrorString(GlewInitResult), "OpenGL error");
return false;
}
if (GLEW_ARB_vertex_shader && GLEW_ARB_fragment_shader)
{
CCLog("Ready for GLSL");
}
else
{
CCLog("Not totally ready :(");
}
if (glewIsSupported("GL_VERSION_2_0"))
{
CCLog("Ready for OpenGL 2.0");
}
else
{
CCLog("OpenGL 2.0 not supported");
}
if(glew_dynamic_binding() == false)
{
CCMessageBox("No OpenGL framebuffer support. Please upgrade the driver of your video card.", "OpenGL error");
return false;
}
// Enable point size by default on windows.
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE);
return true;
}
// helper
bool GLViewImpl::initGlew()
{
#if (CC_TARGET_PLATFORM != CC_PLATFORM_MAC)
GLenum GlewInitResult = glewInit();
if (GLEW_OK != GlewInitResult)
{
ccMessageBox((char *)glewGetErrorString(GlewInitResult), "OpenGL error");
return false;
}
if (GLEW_ARB_vertex_shader && GLEW_ARB_fragment_shader)
{
log("Ready for GLSL");
}
else
{
log("Not totally ready :(");
}
if (glewIsSupported("GL_VERSION_2_0"))
{
log("Ready for OpenGL 2.0");
}
else
{
log("OpenGL 2.0 not supported");
}
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WIN32)
if(glew_dynamic_binding() == false)
{
ccMessageBox("No OpenGL framebuffer support. Please upgrade the driver of your video card.", "OpenGL error");
return false;
}
// x-studio365 close _vsync_ default, for nvidia display card
::glfwSwapInterval(0);
#endif
#endif // (CC_TARGET_PLATFORM != CC_PLATFORM_MAC)
return true;
}
bool RenderSystem::initGlew()
{
#if (OC_TARGET_PLATFORM != OC_PLATFORM_MAC)
GLenum GlewInitResult = glewInit();
if (GLEW_OK != GlewInitResult)
{
char* glErrorString = (char*)glewGetErrorString(GlewInitResult);
return false;
}
if (GLEW_ARB_vertex_shader && GLEW_ARB_fragment_shader)
{
//log("Ready for GLSL");
}
else
{
//log("Not totally ready :(");
}
if (glewIsSupported("GL_VERSION_2_0"))
{
//log("Ready for OpenGL 2.0");
}
else
{
//log("OpenGL 2.0 not supported");
}
#if (OC_TARGET_PLATFORM == OC_PLATFORM_WIN32)
if (glew_dynamic_binding() == false)
{
//MessageBox("No OpenGL framebuffer support. Please upgrade the driver of your video card.", "OpenGL error");
return false;
}
#endif
#endif // (OC_TARGET_PLATFORM != OC_PLATFORM_MAC)
return true;
}