diff options
Diffstat (limited to 'platform/default/headless_view.cpp')
-rw-r--r-- | platform/default/headless_view.cpp | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/platform/default/headless_view.cpp b/platform/default/headless_view.cpp index 71096beba0..8ce93030de 100644 --- a/platform/default/headless_view.cpp +++ b/platform/default/headless_view.cpp @@ -11,16 +11,54 @@ static PFNGLXCREATECONTEXTATTRIBSARBPROC glXCreateContextAttribsARB = nullptr; #endif #endif +#ifdef MBGL_USE_CGL +#include <CoreFoundation/CoreFoundation.h> + +typedef void (* CGLProc)(void); +CGLProc CGLGetProcAddress(const char *proc) { + static CFBundleRef framework = nullptr; + if (!framework) { + framework = CFBundleGetBundleWithIdentifier(CFSTR("com.apple.opengl")); + if (!framework) { + throw std::runtime_error("Failed to load OpenGL.framework"); + } + } + + CFStringRef name = CFStringCreateWithCString(kCFAllocatorDefault, proc, kCFStringEncodingASCII); + CGLProc symbol = (CGLProc)CFBundleGetFunctionPointerForName(framework, name); + CFRelease(name); + return symbol; +} +#endif + namespace mbgl { + HeadlessView::HeadlessView() : display_(std::make_shared<HeadlessDisplay>()) { createContext(); + loadExtensions(); } HeadlessView::HeadlessView(std::shared_ptr<HeadlessDisplay> display) : display_(display) { createContext(); + loadExtensions(); +} + +void HeadlessView::loadExtensions() { + make_active(); + const std::string extensions = (char *)glGetString(GL_EXTENSIONS); + +#ifdef MBGL_USE_CGL + if (extensions.find("GL_APPLE_vertex_array_object") != std::string::npos) { + gl::BindVertexArray = (gl::PFNGLBINDVERTEXARRAYPROC)CGLGetProcAddress("glBindVertexArrayAPPLE"); + gl::DeleteVertexArrays = (gl::PFNGLDELETEVERTEXARRAYSPROC)CGLGetProcAddress("glDeleteVertexArraysAPPLE"); + gl::GenVertexArrays = (gl::PFNGLGENVERTEXARRAYSPROC)CGLGetProcAddress("glGenVertexArraysAPPLE"); + gl::IsVertexArray = (gl::PFNGLISVERTEXARRAYPROC)CGLGetProcAddress("glIsVertexArrayAPPLE"); + } +#endif + make_inactive(); } |