Extract dialog workflow, bootstrap, and canvas tail helpers

src/platform_windows/windows_bootstrap_helpers.cpp

@@ -0,0 +1,106 @@
+#include "pch.h"
+#include "app.h"
+#include "log.h"
+#include "renderer_gl/opengl_capabilities.h"
+
+#include <shellscalingapi.h>
+#include <string>
+
+#if __has_include(<renderdoc_app.h>)
+#include <renderdoc_app.h>
+#define USE_RENDERDOC
+#endif
+
+#ifdef USE_RENDERDOC
+RENDERDOC_API_1_4_0* rdoc_api = NULL;
+
+bool win32_renderdoc_init()
+{
+    // At init, on windows
+    if (HMODULE mod = GetModuleHandleA("renderdoc.dll"))
+    {
+        pRENDERDOC_GetAPI RENDERDOC_GetAPI =
+            (pRENDERDOC_GetAPI)GetProcAddress(mod, "RENDERDOC_GetAPI");
+        return RENDERDOC_GetAPI(eRENDERDOC_API_Version_1_1_2, (void**)&rdoc_api);
+    }
+    return false;
+}
+
+void win32_renderdoc_frame_start()
+{
+    if (rdoc_api)
+        rdoc_api->StartFrameCapture(NULL, NULL);
+}
+
+void win32_renderdoc_frame_end()
+{
+    if (rdoc_api)
+        rdoc_api->EndFrameCapture(NULL, NULL);
+}
+#else
+void win32_renderdoc_frame_start() { }
+void win32_renderdoc_frame_end() { }
+#endif
+
+HRESULT(*GetDpiForMonitor_fn)(HMONITOR hmonitor, MONITOR_DPI_TYPE dpiType, UINT* dpiX, UINT* dpiY);
+HRESULT(*SetProcessDpiAwareness_fn)(PROCESS_DPI_AWARENESS value);
+
+void init_shcore_API()
+{
+    HMODULE dll = LoadLibrary(L"Shcore.dll");
+    if (!dll)
+    {
+        LOG("cannot load Shcore.dll");
+        return;
+    }
+    LOG("loaded Shcore.dll");
+    GetDpiForMonitor_fn = (decltype(GetDpiForMonitor_fn))GetProcAddress(dll, "GetDpiForMonitor");
+    SetProcessDpiAwareness_fn = (decltype(SetProcessDpiAwareness_fn))GetProcAddress(dll, "SetProcessDpiAwareness");
+}
+
+// Returns the last Win32 error, in string format. Returns an empty string if there is no error.
+std::string GetLastErrorAsString()
+{
+    DWORD errorMessageID = ::GetLastError();
+    if (errorMessageID == 0)
+        return std::string();
+
+    LPSTR messageBuffer = nullptr;
+    size_t size = FormatMessageA(
+        FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
+        NULL, errorMessageID, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)&messageBuffer, 0, NULL);
+
+    std::string message(messageBuffer, size);
+    LocalFree(messageBuffer);
+    return message;
+}
+
+BOOL UnadjustWindowRectEx(LPRECT prc, DWORD dwStyle, BOOL fMenu, DWORD dwExStyle)
+{
+    RECT rc;
+    SetRectEmpty(&rc);
+    BOOL fRc = AdjustWindowRectEx(&rc, dwStyle, fMenu, dwExStyle);
+    if (fRc) {
+        prc->left -= rc.left;
+        prc->top -= rc.top;
+        prc->right -= rc.right;
+        prc->bottom -= rc.bottom;
+    }
+    return fRc;
+}
+
+void _pre_call_callback(const char* name, void* funcptr, int len_args, ...)
+{
+    assert(App::I->is_render_thread());
+}
+
+void _post_call_callback(const char* name, void* funcptr, int len_args, ...)
+{
+    GLenum error_code;
+    error_code = glad_glGetError();
+
+    if (error_code != pp::renderer::gl::no_error_code())
+    {
+        LOG("ERROR %d in %s\n", error_code, name);
+    }
+}