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Fixed the annoying white screen flashing when starting the application.

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This commit is contained in:
Leon Styhre 2021-01-25 18:11:18 +01:00
parent 7bb89693f3
commit ec5f1c1b5f
1 changed files with 7 additions and 2 deletions
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9
es-core/src/renderers/Renderer.cpp
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@ -212,6 +212,12 @@ namespace Renderer
return false; return false;
} }
// Create a black surface which will avoid the white screen that would otherwise flash
// by briefly before the splash screen is rendered when using some graphics drivers.
SDL_Surface* blackSurface = SDL_GetWindowSurface(sdlWindow);
SDL_FillRect(blackSurface, nullptr, SDL_MapRGB(blackSurface->format, 0x00, 0x00, 0x00));
SDL_UpdateWindowSurface(sdlWindow);
LOG(LogInfo) << "Setting up OpenGL..."; LOG(LogInfo) << "Setting up OpenGL...";
if (!createContext()) if (!createContext())
@ -324,7 +330,6 @@ namespace Renderer
setViewport(viewport); setViewport(viewport);
setProjection(projection); setProjection(projection);
swapBuffers();
return true; return true;
} }
@ -426,7 +431,7 @@ namespace Renderer
vertices[3] = { { _x + _wL, _y + _hL }, { 0.0f, 0.0f }, colorEnd }; vertices[3] = { { _x + _wL, _y + _hL }, { 0.0f, 0.0f }, colorEnd };
// Round vertices. // Round vertices.
for (int i = 0; i < 4; ++i) for (int i = 0; i < 4; i++)
vertices[i].pos.round(); vertices[i].pos.round();
if (_opacity < 1.0) { if (_opacity < 1.0) {