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backend tests adapted for 1.92.0

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pull imgui 1.92.0 - docking and generate
This commit is contained in:
sonoro1234
2025-06-27 09:58:32 +02:00
parent 8e95247e63
commit 63e6dd0ef3
20 changed files with 12867 additions and 7050 deletions
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24
backend_test/example_sdl_opengl3/main.c
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@@ -10,6 +10,10 @@
#include <GL/gl.h>
#include <GL/glu.h>
#ifdef _WIN32
#include <windows.h> // SetProcessDPIAware()
#endif
#ifdef IMGUI_HAS_IMSTR
#define igBegin igBegin_Str
#define igSliderFloat igSliderFloat_Str
@@ -24,6 +28,9 @@ SDL_Window *window = NULL;
int main(int argc, char* argv[])
{
#ifdef _WIN32
SetProcessDPIAware();
#endif
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
SDL_Log("failed to init: %s", SDL_GetError());
@@ -54,11 +61,10 @@ int main(int argc, char* argv[])
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
SDL_DisplayMode current;
SDL_GetCurrentDisplayMode(0, &current);
window = SDL_CreateWindow(
"Hello", 0, 0, 1024, 768,
SDL_WINDOW_SHOWN | SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE
);
float main_scale = ImGui_ImplSDL2_GetContentScaleForDisplay(0);
SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
window = SDL_CreateWindow("Dear ImGui SDL2+OpenGL3 example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, (int)(1280 * main_scale), (int)(720 * main_scale), window_flags);
if (window == NULL) {
SDL_Log("Failed to create window: %s", SDL_GetError());
return -1;
@@ -83,6 +89,14 @@ int main(int argc, char* argv[])
ioptr->ConfigFlags |= ImGuiConfigFlags_ViewportsEnable; // Enable Multi-Viewport / Platform Windows
#endif
// Setup scaling
ImGuiStyle* style = igGetStyle();
ImGuiStyle_ScaleAllSizes(style, main_scale); // Bake a fixed style scale. (until we have a solution for dynamic style scaling, changing this requires resetting Style + calling this again)
style->FontScaleDpi = main_scale; // Set initial font scale. (using io.ConfigDpiScaleFonts=true makes this unnecessary. We leave both here for documentation purpose)
ioptr->ConfigDpiScaleFonts = true; // [Experimental] Automatically overwrite style.FontScaleDpi in Begin() when Monitor DPI changes. This will scale fonts but _NOT_ scale sizes/padding for now.
ioptr->ConfigDpiScaleViewports = true; // [Experimental] Scale Dear ImGui and Platform Windows when Monitor DPI changes.
ImGui_ImplSDL2_InitForOpenGL(window, gl_context);
ImGui_ImplOpenGL3_Init(glsl_version);