/*
* R_DrawPortals
*/
void R_DrawPortals( void ) {
unsigned int i;
if( rn.renderFlags & RF_SKYSHADOWVIEW ) {
// render depth mask for skylights
// TODO: rewrite this!
float depthmin, depthmax;
RB_GetDepthRange( &depthmin, &depthmax );
RB_ClearDepth( depthmin );
RB_Clear( GL_DEPTH_BUFFER_BIT, 0, 0, 0, 0 );
if( rn.portalmasklist && rn.portalmasklist->numDrawSurfs ) {
RB_SetShaderStateMask( ~0, GLSTATE_DEPTHWRITE | GLSTATE_NO_COLORWRITE | GLSTATE_OFFSET_FILL | GLSTATE_DEPTHFUNC_GT );
RB_FlipFrontFace();
RB_DepthRange( depthmax, depthmax );
R_DrawPortalSurfaces( rn.portalmasklist );
RB_SetShaderStateMask( ~0, GLSTATE_DEPTHWRITE | GLSTATE_NO_COLORWRITE | GLSTATE_OFFSET_FILL );
RB_FlipFrontFace();
RB_DepthRange( depthmin, depthmax );
}
RB_ClearDepth( depthmax );
return;
}
if( rn.renderFlags & ( RF_MIRRORVIEW | RF_LIGHTVIEW | RF_PORTALVIEW ) ) {
return;
}
if( rn.viewcluster == -1 ) {
return;
}
R_DrawPortalsDepthMask();
if( rn.skyportalSurface ) {
// render skyportal
portalSurface_t *ps = rn.skyportalSurface;
R_DrawSkyportal( ps->entity, ps->skyPortal );
} else {
// FIXME: move this?
// render sky dome that writes to depth
R_DrawDepthSkySurf();
}
// render regular portals
for( i = 0; i < rn.numPortalSurfaces; i++ ) {
portalSurface_t ps = rn.portalSurfaces[i];
if( !ps.skyPortal ) {
R_DrawPortalSurface( &ps );
rn.portalSurfaces[i] = ps;
}
}
}
/*
* RB_ExecuteRenderCommands
*
* This function will be called synchronously if running without
* smp extensions, or asynchronously by another thread.
*/
void
RB_ExecuteRenderCommands(const void *data)
{
int t1, t2;
t1 = ri.Milliseconds ();
if(!r_smp->integer || data == backEndData[0]->commands.cmds){
backEnd.smpFrame = 0;
}else{
backEnd.smpFrame = 1;
}
while(1){
data = PADP(data, sizeof(void *));
switch(*(const int*)data){
case RC_SET_COLOR:
data = RB_SetColor(data);
break;
case RC_STRETCH_PIC:
data = RB_StretchPic(data);
break;
case RC_DRAW_SURFS:
data = RB_DrawSurfs(data);
break;
case RC_DRAW_BUFFER:
data = RB_DrawBuffer(data);
break;
case RC_SWAP_BUFFERS:
data = RB_SwapBuffers(data);
break;
case RC_SCREENSHOT:
data = RB_TakeScreenshotCmd(data);
break;
case RC_VIDEOFRAME:
data = RB_TakeVideoFrameCmd(data);
break;
case RC_COLORMASK:
data = RB_ColorMask(data);
break;
case RC_CLEARDEPTH:
data = RB_ClearDepth(data);
break;
case RC_CAPSHADOWMAP:
data = RB_CapShadowMap(data);
break;
case RC_POSTPROCESS:
data = RB_PostProcess(data);
break;
case RC_END_OF_LIST:
default:
/* stop rendering on this thread */
t2 = ri.Milliseconds ();
backEnd.pc.msec = t2 - t1;
return;
}
}
}
/*
====================
RB_ExecuteRenderCommands
====================
*/
void RB_ExecuteRenderCommands( const void *data ) {
int t1, t2;
t1 = ri.Milliseconds ();
while ( 1 ) {
data = PADP(data, sizeof(void *));
switch ( *(const int *)data ) {
case RC_SET_COLOR:
data = RB_SetColor( data );
break;
case RC_STRETCH_PIC:
data = RB_StretchPic( data );
break;
case RC_DRAW_SURFS:
data = RB_DrawSurfs( data );
break;
case RC_DRAW_BUFFER:
data = RB_DrawBuffer( data );
break;
case RC_SWAP_BUFFERS:
data = RB_SwapBuffers( data );
break;
case RC_SCREENSHOT:
data = RB_TakeScreenshotCmd( data );
break;
case RC_VIDEOFRAME:
data = RB_TakeVideoFrameCmd( data );
break;
case RC_COLORMASK:
data = RB_ColorMask(data);
break;
case RC_CLEARDEPTH:
data = RB_ClearDepth(data);
break;
case RC_CAPSHADOWMAP:
data = RB_CapShadowMap(data);
break;
case RC_POSTPROCESS:
data = RB_PostProcess(data);
break;
case RC_EXPORT_CUBEMAPS:
data = RB_ExportCubemaps(data);
break;
case RC_END_OF_LIST:
default:
// finish any 2D drawing if needed
if(tess.numIndexes)
RB_EndSurface();
// stop rendering
t2 = ri.Milliseconds ();
backEnd.pc.msec = t2 - t1;
return;
}
}
}
/*
* R_DrawPortalsDepthMask
*
* Renders portal or sky surfaces from the BSP tree to depth buffer. Each rendered pixel
* receives the depth value of 1.0, everything else is cleared to 0.0.
*
* The depth buffer is then preserved for portal render stage to minimize overdraw.
*/
static void R_DrawPortalsDepthMask( void ) {
float depthmin, depthmax;
if( !rn.portalmasklist || !rn.portalmasklist->numDrawSurfs ) {
return;
}
RB_GetDepthRange( &depthmin, &depthmax );
RB_ClearDepth( depthmin );
RB_Clear( GL_DEPTH_BUFFER_BIT|GL_COLOR_BUFFER_BIT, 0, 0, 0, 0 );
RB_SetShaderStateMask( ~0, GLSTATE_DEPTHWRITE | GLSTATE_DEPTHFUNC_GT | GLSTATE_NO_COLORWRITE );
RB_DepthRange( depthmax, depthmax );
R_DrawPortalSurfaces( rn.portalmasklist );
RB_DepthRange( depthmin, depthmax );
RB_ClearDepth( depthmax );
}
/*
====================
RB_ExecuteRenderCommands
====================
*/
void RB_ExecuteRenderCommands( const void *data ) {
int t1, t2;
t1 = ri.Milliseconds ();
while ( 1 ) {
data = PADP(data, sizeof(void *));
switch ( *(const int *)data ) {
case RC_SET_COLOR:
data = RB_SetColor( data );
break;
case RC_STRETCH_PIC:
data = RB_StretchPic( data );
break;
case RC_ROTATED_PIC:
data = RB_RotatedPic( data );
break;
case RC_DRAW_SURFS:
data = RB_DrawSurfs( data );
break;
case RC_DRAW_BUFFER:
data = RB_DrawBuffer( data );
break;
case RC_SWAP_BUFFERS:
data = RB_SwapBuffers( data );
break;
case RC_SCREENSHOT:
data = RB_TakeScreenshotCmd( data );
break;
case RC_VIDEOFRAME:
data = RB_TakeVideoFrameCmd( data );
break;
case RC_COLORMASK:
data = RB_ColorMask(data);
break;
case RC_CLEARDEPTH:
data = RB_ClearDepth(data);
break;
case RC_END_OF_LIST:
default:
// stop rendering
t2 = ri.Milliseconds ();
backEnd.pc.msec = t2 - t1;
return;
}
}
}
/*
====================
RB_ExecuteRenderCommands
This function will be called synchronously if running without
smp extensions, or asynchronously by another thread.
====================
*/
void RB_ExecuteRenderCommands( const void *data ) {
int t1, t2;
t1 = ri.Milliseconds ();
if ( !r_smp->integer || data == backEndData[0]->commands.cmds ) {
backEnd.smpFrame = 0;
} else {
backEnd.smpFrame = 1;
}
while ( 1 ) {
data = PADP(data, sizeof(void *));
switch ( *(const int *)data ) {
case RC_SET_COLOR:
data = RB_SetColor( data );
break;
case RC_STRETCH_PIC:
#ifdef FRAMEBUFFER_AND_GLSL_SUPPORT
R_FrameBuffer_EndFrame();
#endif
data = RB_StretchPic( data );
break;
case RC_DRAW_SURFS:
data = RB_DrawSurfs( data );
break;
case RC_DRAW_BUFFER:
#ifdef FRAMEBUFFER_AND_GLSL_SUPPORT
data = useFrameBuffer ? RB_DrawFrameBuffer( data ) : RB_DrawBuffer( data );
#else
data = RB_DrawBuffer( data );
#endif
break;
case RC_SWAP_BUFFERS:
data = RB_SwapBuffers( data );
break;
//these two use a hack to let them copy the framebuffer effects too
case RC_SCREENSHOT:
#ifdef FRAMEBUFFER_AND_GLSL_SUPPORT
R_FrameBufferUnBind();
#endif
data = RB_TakeScreenshotCmd( data );
#ifdef FRAMEBUFFER_AND_GLSL_SUPPORT
R_FrameBufferBind();
#endif
break;
case RC_VIDEOFRAME:
#ifdef FRAMEBUFFER_AND_GLSL_SUPPORT
R_FrameBufferUnBind();
#endif
data = RB_TakeVideoFrameCmd( data );
#ifdef FRAMEBUFFER_AND_GLSL_SUPPORT
R_FrameBufferBind();
#endif
break;
case RC_COLORMASK:
data = RB_ColorMask(data);
break;
case RC_CLEARDEPTH:
data = RB_ClearDepth(data);
break;
case RC_END_OF_LIST:
default:
// stop rendering on this thread
t2 = ri.Milliseconds ();
backEnd.pc.msec = t2 - t1;
return;
}
}
}
