mirror of https://github.com/libsdl-org/SDL
Use an opaque struct typedef for SDL_GLContext
Using a struct typedef instead of a void pointer results in extra C typechecks
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41532e84cb
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031dc0743f
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@ -200,7 +200,7 @@ typedef enum SDL_FlashOperation
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*
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* \sa SDL_GL_CreateContext
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*/
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typedef void *SDL_GLContext;
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typedef struct SDL_GLContextState *SDL_GLContext;
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/**
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* Opaque EGL types.
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@ -756,8 +756,8 @@ SDL_GLContext WIN_GL_CreateContext(SDL_VideoDevice *_this, SDL_Window *window)
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}
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/* Make the context current */
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if (WIN_GL_MakeCurrent(_this, window, temp_context) < 0) {
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WIN_GL_DeleteContext(_this, temp_context);
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if (WIN_GL_MakeCurrent(_this, window, (SDL_GLContext)temp_context) < 0) {
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WIN_GL_DeleteContext(_this, (SDL_GLContext)temp_context);
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return NULL;
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}
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@ -819,12 +819,12 @@ SDL_GLContext WIN_GL_CreateContext(SDL_VideoDevice *_this, SDL_Window *window)
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return NULL;
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}
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if (WIN_GL_MakeCurrent(_this, window, context) < 0) {
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WIN_GL_DeleteContext(_this, context);
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if (WIN_GL_MakeCurrent(_this, window, (SDL_GLContext)context) < 0) {
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WIN_GL_DeleteContext(_this, (SDL_GLContext)context);
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return NULL;
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}
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return context;
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return (SDL_GLContext)context;
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}
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int WIN_GL_MakeCurrent(SDL_VideoDevice *_this, SDL_Window *window, SDL_GLContext context)
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@ -716,7 +716,8 @@ SDL_GLContext X11_GL_CreateContext(SDL_VideoDevice *_this, SDL_Window *window)
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XWindowAttributes xattr;
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XVisualInfo v, *vinfo;
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int n;
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GLXContext context = NULL, share_context;
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SDL_GLContext context = NULL;
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GLXContext share_context;
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const int transparent = (window->flags & SDL_WINDOW_TRANSPARENT) ? SDL_TRUE : SDL_FALSE;
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if (_this->gl_config.share_with_current_context) {
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@ -741,7 +742,7 @@ SDL_GLContext X11_GL_CreateContext(SDL_VideoDevice *_this, SDL_Window *window)
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_this->gl_config.flags == 0 && !transparent) {
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/* Create legacy context */
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context =
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_this->gl_data->glXCreateContext(display, vinfo, share_context, True);
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(SDL_GLContext)_this->gl_data->glXCreateContext(display, vinfo, share_context, True);
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} else {
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/* max 14 attributes plus terminator */
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int attribs[15] = {
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@ -813,7 +814,7 @@ SDL_GLContext X11_GL_CreateContext(SDL_VideoDevice *_this, SDL_Window *window)
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}
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if (framebuffer_config) {
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context = _this->gl_data->glXCreateContextAttribsARB(display,
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context = (SDL_GLContext)_this->gl_data->glXCreateContextAttribsARB(display,
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framebuffer_config[0],
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share_context, True, attribs);
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X11_XFree(framebuffer_config);
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