18 bool SkWGLExtensions::hasExtension(HDC dc, const char* ext) const {  in hasExtension()  argument
25     const char* extensionString = this->getExtensionsString(dc);  in hasExtension()
127                                   HDC dc,  in selectFormat()  argument
143         this->getPixelFormatAttribiv(dc,  in selectFormat()
310 static void get_pixel_formats_to_try(HDC dc, const SkWGLExtensions& extensions,  in get_pixel_formats_to_try()  argument
338         extensions.hasExtension(dc, "WGL_ARB_multisample")) {  in get_pixel_formats_to_try()
345         extensions.choosePixelFormat(dc, msaaIAttrs.begin(), fAttrs, 64, formats, &num);  in get_pixel_formats_to_try()
347         formatsToTry[0] = extensions.selectFormat(formats, num, dc, msaaSampleCount);  in get_pixel_formats_to_try()
354     extensions.choosePixelFormat(dc, iAttrs.begin(), fAttrs, 1, format, &num);  in get_pixel_formats_to_try()
357 static HGLRC create_gl_context(HDC dc, const SkWGLExtensions& extensions,  in create_gl_context()  argument
364         if (!extensions.hasExtension(dc, "WGL_EXT_create_context_es2_profile")) {  in create_gl_context()
374         glrc = extensions.createContextAttribs(dc, shareContext, glesAttribs);  in create_gl_context()
381             extensions.hasExtension(dc, "WGL_ARB_create_context")) {  in create_gl_context()
399                 glrc = extensions.createContextAttribs(dc, shareContext, coreProfileAttribs);  in create_gl_context()
408         glrc = wglCreateContext(dc);  in create_gl_context()
423 HGLRC SkCreateWGLContext(HDC dc, int msaaSampleCount, bool deepColor,  in SkCreateWGLContext()  argument
426     if (!extensions.hasExtension(dc, "WGL_ARB_pixel_format")) {  in SkCreateWGLContext()
433     get_pixel_formats_to_try(dc, extensions, true, msaaSampleCount, deepColor, pixelFormatsToTry);  in SkCreateWGLContext()
438         DescribePixelFormat(dc, pixelFormatsToTry[f], sizeof(pfd), &pfd);  in SkCreateWGLContext()
439         set = SetPixelFormat(dc, pixelFormatsToTry[f], &pfd);  in SkCreateWGLContext()
446     return create_gl_context(dc, extensions, contextType, shareContext);  in SkCreateWGLContext()
488             HDC dc = extensions.getPbufferDC(pbuf);  in Create()  local
489             if (dc) {  in Create()
490                 HGLRC glrc = create_gl_context(dc, extensions, contextType, shareContext);  in Create()
492                     return sk_sp<SkWGLPbufferContext>(new SkWGLPbufferContext(pbuf, dc, glrc));  in Create()
494                 extensions.releasePbufferDC(pbuf, dc);  in Create()
509 SkWGLPbufferContext::SkWGLPbufferContext(HPBUFFER pbuffer, HDC dc, HGLRC glrc)  in SkWGLPbufferContext()  argument
511     , fDC(dc)  in SkWGLPbufferContext()