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sdl_glimp: update the error message when OpenGL is too old #1401

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Oct 30, 2024
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sdl_glimp: update the error message when OpenGL is too old #1401

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16 changes: 6 additions & 10 deletions src/engine/sys/sdl_glimp.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1753,6 +1753,10 @@ static rserr_t GLimp_StartDriverAndSetMode( int mode, bool fullscreen, bool bord

rserr_t err = GLimp_SetMode(mode, fullscreen, bordered);

const char* glRequirements =
"You need a graphics card with drivers supporting at least\n"
"OpenGL 3.2 or OpenGL 2.1 with EXT_framebuffer_object.";

switch ( err )
{
case rserr_t::RSERR_OK:
Expand All @@ -1768,21 +1772,13 @@ static rserr_t GLimp_StartDriverAndSetMode( int mode, bool fullscreen, bool bord
break;

case rserr_t::RSERR_MISSING_GL:
Sys::Error(
"OpenGL is not available.\n\n"
"You need a graphic card with drivers supporting\n"
"at least OpenGL 3.2 or OpenGL 2.1 with\n"
"ARB_half_float_vertex and EXT_framebuffer_object." );
Sys::Error( "OpenGL is not available.\n\n%s", glRequirements );

// Sys:Error calls OSExit() so the break and the return is unreachable.
break;

case rserr_t::RSERR_OLD_GL:
Sys::Error(
"OpenGL %d.%d is too old.\n\n"
"You need a graphic card with drivers supporting\n"
"at least OpenGL 3.2 or OpenGL 2.1 with\n"
"ARB_half_float_vertex and EXT_framebuffer_object." );
Sys::Error( "OpenGL %d.%d is too old.\n\n%s", glConfig2.glMajor, glConfig2.glMinor, glRequirements );

// Sys:Error calls OSExit() so the break and the return is unreachable.
break;
Expand Down