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Merge branch 'master' into docking

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# Conflicts:
#	backends/imgui_impl_dx10.cpp
#	backends/imgui_impl_dx11.cpp
#	backends/imgui_impl_dx12.cpp
#	backends/imgui_impl_dx9.cpp
#	backends/imgui_impl_glfw.cpp
#	backends/imgui_impl_opengl3.cpp
#	backends/imgui_impl_sdl.cpp
#	backends/imgui_impl_vulkan.cpp
#	backends/imgui_impl_win32.cpp
#	imgui.cpp
#	imgui_internal.h
This commit is contained in:
ocornut
2021-07-09 20:16:19 +02:00
parent eb6f4b1a6a 5dd1e38b7a
commit a11f36811f
33 changed files with 554 additions and 416 deletions
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18
backends/imgui_impl_opengl2.cpp
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@ -65,11 +65,12 @@ struct ImGui_ImplOpenGL2_Data
ImGui_ImplOpenGL2_Data() { memset(this, 0, sizeof(*this)); }
};
// Wrapping access to backend data (to facilitate multiple-contexts stored in io.BackendPlatformUserData)
static ImGui_ImplOpenGL2_Data* g_Data;
static ImGui_ImplOpenGL2_Data* ImGui_ImplOpenGL2_CreateBackendData() { IM_ASSERT(g_Data == NULL); g_Data = IM_NEW(ImGui_ImplOpenGL2_Data); return g_Data; }
static ImGui_ImplOpenGL2_Data* ImGui_ImplOpenGL2_GetBackendData() { return ImGui::GetCurrentContext() != NULL ? g_Data : NULL; }
static void ImGui_ImplOpenGL2_DestroyBackendData() { IM_DELETE(g_Data); g_Data = NULL; }
// Backend data stored in io.BackendRendererUserData to allow support for multiple Dear ImGui contexts
// It is STRONGLY preferred that you use docking branch with multi-viewports (== single Dear ImGui context + multiple windows) instead of multiple Dear ImGui contexts.
static ImGui_ImplOpenGL2_Data* ImGui_ImplOpenGL2_GetBackendData()
{
return ImGui::GetCurrentContext() ? (ImGui_ImplOpenGL2_Data*)ImGui::GetIO().BackendRendererUserData : NULL;
}
// Forward Declarations
static void ImGui_ImplOpenGL2_InitPlatformInterface();
@ -82,7 +83,7 @@ bool ImGui_ImplOpenGL2_Init()
IM_ASSERT(io.BackendRendererUserData == NULL && "Already initialized a renderer backend!");
// Setup backend capabilities flags
ImGui_ImplOpenGL2_Data* bd = ImGui_ImplOpenGL2_CreateBackendData();
ImGui_ImplOpenGL2_Data* bd = IM_NEW(ImGui_ImplOpenGL2_Data)();
io.BackendRendererUserData = (void*)bd;
io.BackendRendererName = "imgui_impl_opengl2";
io.BackendFlags |= ImGuiBackendFlags_RendererHasViewports; // We can create multi-viewports on the Renderer side (optional)
@ -96,17 +97,20 @@ bool ImGui_ImplOpenGL2_Init()
void ImGui_ImplOpenGL2_Shutdown()
{
ImGuiIO& io = ImGui::GetIO();
ImGui_ImplOpenGL2_Data* bd = ImGui_ImplOpenGL2_GetBackendData();
ImGui_ImplOpenGL2_ShutdownPlatformInterface();
ImGui_ImplOpenGL2_DestroyDeviceObjects();
io.BackendRendererName = NULL;
io.BackendRendererUserData = NULL;
ImGui_ImplOpenGL2_DestroyBackendData();
IM_DELETE(bd);
}
void ImGui_ImplOpenGL2_NewFrame()
{
ImGui_ImplOpenGL2_Data* bd = ImGui_ImplOpenGL2_GetBackendData();
IM_ASSERT(bd != NULL && "Did you call ImGui_ImplOpenGL2_Init()?");
if (!bd->FontTexture)
ImGui_ImplOpenGL2_CreateDeviceObjects();
}