Mercurial > hg > forks > gldragon
changeset 44:d93b1c2690f8
Set SDL_GL_* attributes after initializing SDL, but before creating window or OpenGL context.
author | Matti Hamalainen <ccr@tnsp.org> |
---|---|
date | Thu, 05 Dec 2019 21:40:43 +0200 |
parents | a7d56f006063 |
children | 534eccdd33d4 |
files | gldragon.cpp |
diffstat | 1 files changed, 14 insertions(+), 8 deletions(-) [+] |
line wrap: on
line diff
--- a/gldragon.cpp Thu Dec 05 21:07:35 2019 +0200 +++ b/gldragon.cpp Thu Dec 05 21:40:43 2019 +0200 @@ -108,14 +108,6 @@ int ret; std::string msg; - // Set GL attributes - SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 2); - SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 1); - SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE); - - SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24); - SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1); - // Attempt to initialize libSDL if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER | SDL_INIT_EVENTS) != 0) { @@ -124,6 +116,20 @@ return false; } + // Set GL attributes + SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3); + SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0); + SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE); + + SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8); + SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8); + + SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24); + //SDL_GL_SetAttribute(SDL_GL_BUFFER_SIZE, 32); + SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1); + // Attempt to create a window if ((dmWindow = SDL_CreateWindow(title, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,