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Examples: Viewport: Moved the "make current GL context" to reduce the amount of call and hopefully be more explicit about viewport enabled vs disabled requirements. (#1542)

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omar
2018-12-20 22:40:22 +01:00
parent d9fda22763
commit 62cfdceac1
4 changed files with 6 additions and 6 deletions
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4
examples/example_sdl_opengl3/main.cpp
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@@ -56,6 +56,7 @@ int main(int, char**)
SDL_GetCurrentDisplayMode(0, &current);
SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL2+OpenGL3 example", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, SDL_WINDOW_OPENGL|SDL_WINDOW_RESIZABLE);
SDL_GLContext gl_context = SDL_GL_CreateContext(window);
SDL_GL_MakeCurrent(window, gl_context);
SDL_GL_SetSwapInterval(1); // Enable vsync
// Initialize OpenGL loader
@@ -177,7 +178,6 @@ int main(int, char**)
// Rendering
ImGui::Render();
SDL_GL_MakeCurrent(window, gl_context);
glViewport(0, 0, (int)io.DisplaySize.x, (int)io.DisplaySize.y);
glClearColor(clear_color.x, clear_color.y, clear_color.z, clear_color.w);
glClear(GL_COLOR_BUFFER_BIT);
@@ -188,9 +188,9 @@ int main(int, char**)
{
ImGui::UpdatePlatformWindows();
ImGui::RenderPlatformWindowsDefault();
SDL_GL_MakeCurrent(window, gl_context);
}
SDL_GL_MakeCurrent(window, gl_context);
SDL_GL_SwapWindow(window);
}