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engine: client: skip drawing 2D during changelevel before the client was active

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* Prevents screen garbage on GPUs with tile-based renderers like Adreno and ImgTec
This commit is contained in:
Alibek Omarov 2024-07-11 09:01:15 +03:00
parent b77a4ed3a1
commit 56ba2325c1
1 changed files with 14 additions and 4 deletions
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18
engine/client/cl_scrn.c
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@ -408,7 +408,7 @@ void SCR_MakeScreenShot( void )
SCR_DrawPlaque
================
*/
static void SCR_DrawPlaque( void )
static qboolean SCR_DrawPlaque( void )
{
if(( cl_allow_levelshots.value && !cls.changelevel ) || cl.background )
{
@ -416,7 +416,11 @@ static void SCR_DrawPlaque( void )
ref.dllFuncs.GL_SetRenderMode( kRenderNormal );
ref.dllFuncs.R_DrawStretchPic( 0, 0, refState.width, refState.height, 0, 0, 1, 1, levelshot );
if( !cl.background ) CL_DrawHUD( CL_LOADING );
return true;
}
return false;
}
/*
@ -500,7 +504,7 @@ void SCR_TileClear( void )
int i, top, bottom, left, right;
dirty_t clear;
if( scr_viewsize.value >= 120 )
if( likely( scr_viewsize.value >= 120 ))
return; // full screen rendering
// erase rect will be the union of the past three frames
@ -578,6 +582,8 @@ text to the screen.
*/
void SCR_UpdateScreen( void )
{
qboolean screen_redraw = true; // assume screen has been redrawn
if( !V_PreRender( )) return;
switch( cls.state )
@ -588,7 +594,7 @@ void SCR_UpdateScreen( void )
case ca_connecting:
case ca_connected:
case ca_validate:
SCR_DrawPlaque();
screen_redraw = SCR_DrawPlaque();
break;
case ca_active:
Con_RunConsole ();
@ -602,7 +608,11 @@ void SCR_UpdateScreen( void )
break;
}
V_PostRender();
// during changelevel we might have a few frames when we have nothing to draw
// (assuming levelshots are off) and drawing 2d on top of nothing or cleared screen
// is ugly, specifically with Adreno and ImgTec GPUs
if( screen_redraw || !cls.changelevel || !cls.changedemo )
V_PostRender();
}
/*