/*
==================
V_RenderView
The player's clipping box goes from (-16 -16 -24) to (16 16 32) from
the entity origin, so any view position inside that will be valid
==================
*/
void V_RenderView (void)
{
if (con_forcedup)
return;
// don't allow cheats in multiplayer
if (cl.maxclients > 1)
{
Cvar_Set ("scr_ofsx", "0");
Cvar_Set ("scr_ofsy", "0");
Cvar_Set ("scr_ofsz", "0");
}
if (cl.intermission)
{ // intermission / finale rendering
V_CalcIntermissionRefdef ();
}
else
{
if (!cl.paused /* && (sv.maxclients > 1 || key_dest == key_game) */ )
V_CalcRefdef ();
}
R_PushDlights ();
if (lcd_x.value)
{
//
// render two interleaved views
//
int i;
vid.rowbytes <<= 1;
vid.aspect *= 0.5f;
r_refdef.viewangles[YAW] -= lcd_yaw.value;
for (i=0 ; i<3 ; i++)
r_refdef.vieworg[i] -= right[i]*lcd_x.value;
R_RenderView ();
vid.buffer += vid.rowbytes>>1;
R_PushDlights ();
r_refdef.viewangles[YAW] += lcd_yaw.value*2;
for (i=0 ; i<3 ; i++)
r_refdef.vieworg[i] += 2*right[i]*lcd_x.value;
R_RenderView ();
vid.buffer -= vid.rowbytes>>1;
r_refdef.vrect.height <<= 1;
vid.rowbytes >>= 1;
vid.aspect *= 2;
}
/*
=================
R_XrayRender
=================
*/
void R_XrayRender( drawSurf_t *surf, textureStage_t *stage, idScreenRect scissor ) {
viewDef_t *parms;
// remote views can be reused in a single frame
if( stage->dynamicFrameCount == tr.frameCount ) {
return;
}
// issue a new view command
parms = R_XrayViewBySurface( surf );
if( !parms ) {
return;
}
tr.CropRenderSize( stage->width, stage->height, true );
parms->renderView.x = 0;
parms->renderView.y = 0;
parms->renderView.width = SCREEN_WIDTH;
parms->renderView.height = SCREEN_HEIGHT;
tr.RenderViewToViewport( &parms->renderView, &parms->viewport );
parms->scissor.x1 = 0;
parms->scissor.y1 = 0;
parms->scissor.x2 = parms->viewport.x2 - parms->viewport.x1;
parms->scissor.y2 = parms->viewport.y2 - parms->viewport.y1;
parms->superView = tr.viewDef;
parms->subviewSurface = surf;
// triangle culling order changes with mirroring
parms->isMirror = ( ( ( int )parms->isMirror ^ ( int )tr.viewDef->isMirror ) != 0 );
// generate render commands for it
R_RenderView( parms );
// copy this rendering to the image
stage->dynamicFrameCount = tr.frameCount;
stage->image = globalImages->scratchImage2;
tr.CaptureRenderToImage( stage->image->imgName );
tr.UnCrop();
}
/*
====================
R_TimeRefresh_f
For program optimization
====================
*/
void R_TimeRefresh_f (void)
{
int i;
float start, stop, time;
int startangle;
vrect_t vr;
startangle = r_refdef.viewangles[1];
start = Sys_FloatTime ();
for (i=0 ; i<128 ; i++)
{
r_refdef.viewangles[1] = i/128.0*360.0;
VID_LockBuffer ();
R_RenderView ();
VID_UnlockBuffer ();
vr.x = r_refdef.vrect.x;
vr.y = r_refdef.vrect.y;
vr.width = r_refdef.vrect.width;
vr.height = r_refdef.vrect.height;
vr.pnext = NULL;
VID_Update (&vr);
}
stop = Sys_FloatTime ();
time = stop-start;
Con_Printf ("%f seconds (%f fps)\n", time, 128/time);
r_refdef.viewangles[1] = startangle;
}
/*
==================
V_RenderView
The player's clipping box goes from (-16 -16 -24) to (16 16 32) from
the entity origin, so any view position inside that will be valid
==================
*/
void
V_RenderView(void)
{
if (con_forcedup)
return;
// don't allow cheats in multiplayer
if (cl.maxclients > 1) {
Cvar_Set("scr_ofsx", "0");
Cvar_Set("scr_ofsy", "0");
Cvar_Set("scr_ofsz", "0");
}
if (cl.intermission) { // intermission / finale rendering
V_CalcIntermissionRefdef();
} else {
if (!cl.paused /* && (sv.maxclients > 1 || key_dest == key_game) */ )
V_CalcRefdef();
}
R_PushDlights();
R_RenderView();
#ifndef GLQUAKE
if (crosshair.value)
Draw_Crosshair();
#endif
}
/*
===============
R_RemoteRender
===============
*/
static void R_RemoteRender( drawSurf_t *surf, textureStage_t *stage ) {
viewDef_t *parms;
// remote views can be reused in a single frame
if ( stage->dynamicFrameCount == tr.frameCount ) {
return;
}
// if the entity doesn't have a remoteRenderView, do nothing
if ( !surf->space->entityDef->parms.remoteRenderView ) {
return;
}
// copy the viewport size from the original
parms = (viewDef_t *)R_FrameAlloc( sizeof( *parms ) );
*parms = *tr.viewDef;
parms->isSubview = true;
parms->isMirror = false;
parms->renderView = *surf->space->entityDef->parms.remoteRenderView;
parms->renderView.viewID = 0; // clear to allow player bodies to show up, and suppress view weapons
parms->initialViewAreaOrigin = parms->renderView.vieworg;
tr.CropRenderSize( stage->width, stage->height, true );
parms->renderView.x = 0;
parms->renderView.y = 0;
parms->renderView.width = SCREEN_WIDTH;
parms->renderView.height = SCREEN_HEIGHT;
tr.RenderViewToViewport( &parms->renderView, &parms->viewport );
parms->scissor.x1 = 0;
parms->scissor.y1 = 0;
parms->scissor.x2 = parms->viewport.x2 - parms->viewport.x1;
parms->scissor.y2 = parms->viewport.y2 - parms->viewport.y1;
parms->superView = tr.viewDef;
parms->subviewSurface = surf;
// generate render commands for it
R_RenderView(parms);
// copy this rendering to the image
stage->dynamicFrameCount = tr.frameCount;
if (!stage->image) {
stage->image = globalImages->scratchImage;
}
tr.CaptureRenderToImage( stage->image->imgName );
tr.UnCrop();
}
/* Grab six views for environment mapping tests
*/
void R_Envmap_f(void)
{
uint8_t buffer[256*256*4];
glDrawBuffer(GL_FRONT);
glReadBuffer(GL_FRONT);
r_refdef.bEnvironmentMap = true;
r_refdef.vrect.x =
r_refdef.vrect.y = 0;
r_refdef.vrect.width =
r_refdef.vrect.height = 256;
Math_VectorClear(r_refdef.viewangles);
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
FileSystem_WriteFile ("env0.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[1] = 90;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
FileSystem_WriteFile ("env1.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[1] = 180;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
FileSystem_WriteFile ("env2.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[1] = 270;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
FileSystem_WriteFile ("env3.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[0] = -90.0f;
r_refdef.viewangles[1] = 0;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
FileSystem_WriteFile("env4.rgb", buffer, sizeof(buffer));
r_refdef.viewangles[0] = 90;
r_refdef.viewangles[1] = 0;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
R_RenderView ();
glReadPixels (0, 0, 256, 256, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
FileSystem_WriteFile("env5.rgb",buffer,sizeof(buffer));
r_refdef.bEnvironmentMap = false;
glDrawBuffer(GL_BACK);
glReadBuffer(GL_BACK);
GL_EndRendering();
}
qboolean R_MirrorViewBySurface (drawSurf_t *drawSurf, int entityNum) {
vec4_t clipDest[128];
viewParms_t newParms;
viewParms_t oldParms;
orientation_t surface, camera;
// don't recursively mirror
if (tr.viewParms.isPortal)
{
ri.Printf( PRINT_DEVELOPER, "WARNING: recursive mirror/portal found\n" );
return qfalse;
}
if ( r_noportals->integer || r_fastsky->integer ) {
return qfalse;
}
// trivially reject portal/mirror
if ( SurfIsOffscreen( drawSurf, clipDest ) ) {
return qfalse;
}
// save old viewParms so we can return to it after the mirror view
oldParms = tr.viewParms;
newParms = tr.viewParms;
newParms.isPortal = qtrue;
if ( !R_GetPortalOrientations( drawSurf, entityNum, &surface, &camera,
newParms.pvsOrigin, &newParms.isMirror ) ) {
return qfalse; // bad portal, no portalentity
}
R_MirrorPoint (oldParms.or.origin, &surface, &camera, newParms.or.origin );
VectorSubtract( vec3_origin, camera.axis[0], newParms.portalPlane.normal );
newParms.portalPlane.dist = DotProduct( camera.origin, newParms.portalPlane.normal );
R_MirrorVector (oldParms.or.axis[0], &surface, &camera, newParms.or.axis[0]);
R_MirrorVector (oldParms.or.axis[1], &surface, &camera, newParms.or.axis[1]);
R_MirrorVector (oldParms.or.axis[2], &surface, &camera, newParms.or.axis[2]);
// OPTIMIZE: restrict the viewport on the mirrored view
// render the mirror view
R_RenderView (&newParms);
tr.viewParms = oldParms;
return qtrue;
}
void V_RenderView (void)
{
int i;
translation_info_t translations[MAX_CLIENTS];
// if (cl.simangles[ROLL])
// Sys_Error ("cl.simangles[ROLL]"); // DEBUG
cl.simangles[ROLL] = 0; // FIXME @@@
if (cls.state != ca_active)
return;
if (cl.validsequence)
view_message = cl.frames[cl.validsequence & UPDATE_MASK].playerstate[Cam_PlayerNum()];
DropPunchAngle ();
if (cl.intermission)
{
// intermission / finale rendering
V_CalcIntermissionRefdef ();
}
else
{
V_CalcRefdef ();
}
r_refdef2.time = cl.time;
// r_refdef2.allowCheats = false;
r_refdef2.viewplayernum = Cam_PlayerNum();
r_refdef2.watervis = (atoi(Info_ValueForKey(cl.serverinfo, "watervis")) != 0);
r_refdef2.lightstyles = cl_lightstyle;
r_refdef2.numDlights = cl_numvisdlights;
r_refdef2.dlights = cl_visdlights;
r_refdef2.numParticles = 0; //cl_numvisparticles;
r_refdef2.particles = NULL;//cl_visparticles;
for (i = 0; i < MAX_CLIENTS; i++) {
translations[i].topcolor = cl.players[i].topcolor;
translations[i].bottomcolor = cl.players[i].bottomcolor;
strlcpy (translations[i].skinname, cl.players[i].skin, sizeof(translations[0].skinname));
}
r_refdef2.translations = translations;
strlcpy (r_refdef2.baseskin, baseskin.string, sizeof(r_refdef2.baseskin));
R_RenderView ();
}
void V_RenderView (void)
{
if (con_forcedup)
return;
if (cl.intermission)
V_CalcIntermissionRefdef ();
else if (!cl.paused /* && (cl.maxclients > 1 || key_dest == key_game) */)
V_CalcRefdef ();
//johnfitz -- removed lcd code
R_RenderView ();
V_PolyBlend (); //johnfitz -- moved here from R_Renderview ();
}
void V_RenderView (void) {
char *p;
cl.simangles[ROLL] = 0; // FIXME @@@
if (cls.state != ca_active) {
V_CalcBlend ();
return;
}
view_frame = &cl.frames[cl.validsequence & UPDATE_MASK];
if (!cls.nqdemoplayback)
view_message = view_frame->playerstate[cl.viewplayernum];
DropPunchAngle ();
if (cl.intermission) // intermission / finale rendering
V_CalcIntermissionRefdef ();
else
V_CalcRefdef ();
R_PushDlights ();
r_refdef2.time = cl.time;
// restrictions
r_refdef2.allow_cheats = (Info_ValueForKey(cl.serverinfo, "*cheats")[0] && com_serveractive)
|| cls.demoplayback;
if (cls.demoplayback || cl.spectator)
{
r_refdef2.allow_lumas = true;
r_refdef2.max_fbskins = 1;
r_refdef2.max_watervis = 1;
}
else
{
r_refdef2.allow_lumas = !strcmp(Info_ValueForKey(cl.serverinfo, "24bit_fbs"), "0") ? false : true;
r_refdef2.max_fbskins = *(p = Info_ValueForKey(cl.serverinfo, "fbskins")) ? bound(0, Q_atof(p), 1) :
cl.teamfortress ? 0 : 1;
r_refdef2.max_watervis = *(p = Info_ValueForKey(cl.serverinfo, "watervis")) ? bound(0, Q_atof(p), 1) : 0;
}
// r_refdef2.viewplayernum = Cam_PlayerNum();
// r_refdef2.lightstyles = cl_lightstyle;
R_RenderView ();
}
/*
=================
R_XrayRender
=================
*/
void R_XrayRender( const drawSurf_t* surf, textureStage_t* stage, idScreenRect scissor )
{
// remote views can be reused in a single frame
if( stage->dynamicFrameCount == tr.frameCount )
{
return;
}
// issue a new view command
viewDef_t* parms = R_XrayViewBySurface( surf );
if( parms == NULL )
{
return;
}
int stageWidth = stage->width;
int stageHeight = stage->height;
tr.CropRenderSize( stageWidth, stageHeight );
tr.GetCroppedViewport( &parms->viewport );
parms->scissor.x1 = 0;
parms->scissor.y1 = 0;
parms->scissor.x2 = parms->viewport.x2 - parms->viewport.x1;
parms->scissor.y2 = parms->viewport.y2 - parms->viewport.y1;
parms->superView = tr.viewDef;
parms->subviewSurface = surf;
// triangle culling order changes with mirroring
parms->isMirror = ( ( ( int )parms->isMirror ^ ( int )tr.viewDef->isMirror ) != 0 );
// generate render commands for it
R_RenderView( parms );
// copy this rendering to the image
stage->dynamicFrameCount = tr.frameCount;
stage->image = globalImages->scratchImage2;
tr.CaptureRenderToImage( stage->image->GetName(), true );
tr.UnCrop();
}
/* For program optimization
*/
void R_TimeRefresh_f (void)
{
int i;
float start, stop, time;
glDrawBuffer (GL_FRONT);
glFinish ();
start = System_DoubleTime ();
for (i=0 ; i<128 ; i++)
{
r_refdef.viewangles[1] = i/128.0f*360.0f;
R_RenderView ();
}
glFinish ();
stop = System_DoubleTime ();
time = stop-start;
Con_Printf("%f seconds (%f fps)\n",time,128/time);
glDrawBuffer (GL_BACK);
GL_EndRendering ();
}
/*
====================
R_TimeRefresh_f
For program optimization
====================
*/
void R_TimeRefresh_f (void)
{
int i;
double start, stop, time;
int startangle;
vrect_t vr;
#ifdef PSP_SOFTWARE_VIDEO
startangle = r_refdef.viewangles[1];
start = Sys_FloatTime ();
for (i=0 ; i<128 ; i++)
{
r_refdef.viewangles[1] = i/128.0*360.0;
VID_LockBuffer ();
R_RenderView ();
VID_UnlockBuffer ();
vr.x = r_refdef.vrect.x;
vr.y = r_refdef.vrect.y;
vr.width = r_refdef.vrect.width;
vr.height = r_refdef.vrect.height;
vr.pnext = NULL;
VID_Update (&vr);
}
stop = Sys_FloatTime ();
time = stop-start;
Con_Printf ("%f seconds (%f fps)\n", time, 128/time);
r_refdef.viewangles[1] = startangle;
#else
Con_Printf ("Sorry: 'timerefresh' command disabled\n");
#endif
}
/*
* R_DrawPortalSurface
*
* Renders the portal view and captures the results from framebuffer if
* we need to do a $portalmap stage. Note that for $portalmaps we must
* use a different viewport.
*/
static void R_DrawPortalSurface( portalSurface_t *portalSurface ) {
unsigned int i;
int x, y, w, h;
float dist, d, best_d;
vec3_t viewerOrigin;
vec3_t origin;
mat3_t axis;
entity_t *ent, *best;
cplane_t *portal_plane = &portalSurface->plane, *untransformed_plane = &portalSurface->untransformed_plane;
const shader_t *shader = portalSurface->shader;
vec_t *portal_centre = portalSurface->centre;
bool mirror, refraction = false;
image_t *captureTexture;
int captureTextureId = -1;
int prevRenderFlags = 0;
bool prevFlipped;
bool doReflection, doRefraction;
image_t *portalTexures[2] = { NULL, NULL };
doReflection = doRefraction = true;
if( shader->flags & SHADER_PORTAL_CAPTURE ) {
shaderpass_t *pass;
captureTexture = NULL;
captureTextureId = 0;
for( i = 0, pass = shader->passes; i < shader->numpasses; i++, pass++ ) {
if( pass->program_type == GLSL_PROGRAM_TYPE_DISTORTION ) {
if( ( pass->alphagen.type == ALPHA_GEN_CONST && pass->alphagen.args[0] == 1 ) ) {
doRefraction = false;
} else if( ( pass->alphagen.type == ALPHA_GEN_CONST && pass->alphagen.args[0] == 0 ) ) {
doReflection = false;
}
break;
}
}
} else {
captureTexture = NULL;
captureTextureId = -1;
}
x = y = 0;
w = rn.refdef.width;
h = rn.refdef.height;
dist = PlaneDiff( rn.viewOrigin, portal_plane );
if( dist <= BACKFACE_EPSILON || !doReflection ) {
if( !( shader->flags & SHADER_PORTAL_CAPTURE2 ) || !doRefraction ) {
return;
}
// even if we're behind the portal, we still need to capture
// the second portal image for refraction
refraction = true;
captureTexture = NULL;
captureTextureId = 1;
if( dist < 0 ) {
VectorInverse( portal_plane->normal );
portal_plane->dist = -portal_plane->dist;
}
}
mirror = true; // default to mirror view
// it is stupid IMO that mirrors require a RT_PORTALSURFACE entity
best = NULL;
best_d = 100000000;
for( i = 0; i < rn.numEntities; i++ ) {
ent = R_NUM2ENT( rn.entities[i] );
if( ent->rtype != RT_PORTALSURFACE ) {
continue;
}
d = PlaneDiff( ent->origin, untransformed_plane );
if( ( d >= -64 ) && ( d <= 64 ) ) {
d = Distance( ent->origin, portal_centre );
if( d < best_d ) {
best = ent;
best_d = d;
}
}
}
if( best == NULL ) {
if( captureTextureId < 0 ) {
// still do a push&pop because to ensure the clean state
if( R_PushRefInst() ) {
R_PopRefInst();
}
return;
}
} else {
if( !VectorCompare( best->origin, best->origin2 ) ) { // portal
mirror = false;
}
best->rtype = NUM_RTYPES;
}
prevRenderFlags = rn.renderFlags;
prevFlipped = ( rn.refdef.rdflags & RDF_FLIPPED ) != 0;
if( !R_PushRefInst() ) {
return;
}
VectorCopy( rn.viewOrigin, viewerOrigin );
if( prevFlipped ) {
VectorInverse( &rn.viewAxis[AXIS_RIGHT] );
}
setup_and_render:
if( refraction ) {
VectorInverse( portal_plane->normal );
portal_plane->dist = -portal_plane->dist;
CategorizePlane( portal_plane );
VectorCopy( rn.viewOrigin, origin );
Matrix3_Copy( rn.refdef.viewaxis, axis );
VectorCopy( viewerOrigin, rn.pvsOrigin );
rn.renderFlags |= RF_PORTALVIEW;
if( prevFlipped ) {
rn.renderFlags |= RF_FLIPFRONTFACE;
}
} else if( mirror ) {
VectorReflect( rn.viewOrigin, portal_plane->normal, portal_plane->dist, origin );
VectorReflect( &rn.viewAxis[AXIS_FORWARD], portal_plane->normal, 0, &axis[AXIS_FORWARD] );
VectorReflect( &rn.viewAxis[AXIS_RIGHT], portal_plane->normal, 0, &axis[AXIS_RIGHT] );
VectorReflect( &rn.viewAxis[AXIS_UP], portal_plane->normal, 0, &axis[AXIS_UP] );
Matrix3_Normalize( axis );
VectorCopy( viewerOrigin, rn.pvsOrigin );
rn.renderFlags = ( prevRenderFlags ^ RF_FLIPFRONTFACE ) | RF_MIRRORVIEW;
} else {
vec3_t tvec;
mat3_t A, B, C, rot;
// build world-to-portal rotation matrix
VectorNegate( portal_plane->normal, tvec );
NormalVectorToAxis( tvec, A );
// build portal_dest-to-world rotation matrix
ByteToDir( best->frame, tvec );
NormalVectorToAxis( tvec, B );
Matrix3_Transpose( B, C );
// multiply to get world-to-world rotation matrix
Matrix3_Multiply( C, A, rot );
// translate view origin
VectorSubtract( rn.viewOrigin, best->origin, tvec );
Matrix3_TransformVector( rot, tvec, origin );
VectorAdd( origin, best->origin2, origin );
Matrix3_Transpose( A, B );
Matrix3_Multiply( rn.viewAxis, B, rot );
Matrix3_Multiply( best->axis, rot, B );
Matrix3_Transpose( C, A );
Matrix3_Multiply( B, A, axis );
// set up portal_plane
VectorCopy( &axis[AXIS_FORWARD], portal_plane->normal );
portal_plane->dist = DotProduct( best->origin2, portal_plane->normal );
CategorizePlane( portal_plane );
// for portals, vis data is taken from portal origin, not
// view origin, because the view point moves around and
// might fly into (or behind) a wall
VectorCopy( best->origin2, rn.pvsOrigin );
VectorCopy( best->origin2, rn.lodOrigin );
rn.renderFlags |= RF_PORTALVIEW;
// ignore entities, if asked politely
if( best->renderfx & RF_NOPORTALENTS ) {
rn.renderFlags |= RF_ENVVIEW;
}
if( prevFlipped ) {
rn.renderFlags |= RF_FLIPFRONTFACE;
}
}
rn.refdef.rdflags &= ~( RDF_UNDERWATER | RDF_CROSSINGWATER | RDF_FLIPPED );
rn.meshlist = &r_portallist;
rn.portalmasklist = NULL;
rn.renderFlags |= RF_CLIPPLANE;
rn.renderFlags &= ~RF_SOFT_PARTICLES;
rn.clipPlane = *portal_plane;
rn.nearClip = Z_NEAR;
rn.farClip = R_DefaultFarClip();
rn.polygonFactor = POLYOFFSET_FACTOR;
rn.polygonUnits = POLYOFFSET_UNITS;
rn.clipFlags |= 16;
rn.frustum[4] = *portal_plane; // nearclip
CategorizePlane( &rn.frustum[4] );
// if we want to render to a texture, initialize texture
// but do not try to render to it more than once
if( captureTextureId >= 0 ) {
int texFlags = shader->flags & SHADER_NO_TEX_FILTERING ? IT_NOFILTERING : 0;
captureTexture = R_GetPortalTexture( rsc.refdef.width, rsc.refdef.height, texFlags,
rsc.frameCount );
portalTexures[captureTextureId] = captureTexture;
if( !captureTexture ) {
// couldn't register a slot for this plane
goto done;
}
x = y = 0;
w = captureTexture->upload_width;
h = captureTexture->upload_height;
rn.refdef.width = w;
rn.refdef.height = h;
rn.refdef.x = 0;
rn.refdef.y = 0;
rn.renderTarget = captureTexture->fbo;
rn.renderFlags |= RF_PORTAL_CAPTURE;
Vector4Set( rn.viewport, rn.refdef.x + x, rn.refdef.y + y, w, h );
Vector4Set( rn.scissor, rn.refdef.x + x, rn.refdef.y + y, w, h );
} else {
rn.renderFlags &= ~RF_PORTAL_CAPTURE;
}
VectorCopy( origin, rn.refdef.vieworg );
Matrix3_Copy( axis, rn.refdef.viewaxis );
R_SetupViewMatrices( &rn.refdef );
R_SetupFrustum( &rn.refdef, rn.nearClip, rn.farClip, rn.frustum, rn.frustumCorners );
R_SetupPVS( &rn.refdef );
R_RenderView( &rn.refdef );
if( doRefraction && !refraction && ( shader->flags & SHADER_PORTAL_CAPTURE2 ) ) {
rn.renderFlags = prevRenderFlags;
refraction = true;
captureTexture = NULL;
captureTextureId = 1;
goto setup_and_render;
}
done:
portalSurface->texures[0] = portalTexures[0];
portalSurface->texures[1] = portalTexures[1];
R_PopRefInst();
}
/*
* R_DrawSkyportal
*/
static void R_DrawSkyportal( const entity_t *e, skyportal_t *skyportal ) {
if( !R_PushRefInst() ) {
return;
}
rn.renderFlags = ( rn.renderFlags | RF_PORTALVIEW );
//rn.renderFlags &= ~RF_SOFT_PARTICLES;
VectorCopy( skyportal->vieworg, rn.pvsOrigin );
rn.nearClip = Z_NEAR;
rn.farClip = R_DefaultFarClip();
rn.polygonFactor = POLYOFFSET_FACTOR;
rn.polygonUnits = POLYOFFSET_UNITS;
rn.clipFlags = 15;
rn.meshlist = &r_skyportallist;
rn.portalmasklist = NULL;
rn.rtLight = NULL;
//Vector4Set( rn.scissor, rn.refdef.x + x, rn.refdef.y + y, w, h );
if( skyportal->noEnts ) {
rn.renderFlags |= RF_ENVVIEW;
}
if( skyportal->scale ) {
vec3_t centre, diff;
VectorAdd( rsh.worldModel->mins, rsh.worldModel->maxs, centre );
VectorScale( centre, 0.5f, centre );
VectorSubtract( centre, rn.viewOrigin, diff );
VectorMA( skyportal->vieworg, -skyportal->scale, diff, rn.refdef.vieworg );
} else {
VectorCopy( skyportal->vieworg, rn.refdef.vieworg );
}
// FIXME
if( !VectorCompare( skyportal->viewanglesOffset, vec3_origin ) ) {
vec3_t angles;
mat3_t axis;
Matrix3_Copy( rn.refdef.viewaxis, axis );
VectorInverse( &axis[AXIS_RIGHT] );
Matrix3_ToAngles( axis, angles );
VectorAdd( angles, skyportal->viewanglesOffset, angles );
AnglesToAxis( angles, axis );
Matrix3_Copy( axis, rn.refdef.viewaxis );
}
rn.refdef.rdflags &= ~( RDF_UNDERWATER | RDF_CROSSINGWATER | RDF_SKYPORTALINVIEW );
if( skyportal->fov ) {
rn.refdef.fov_y = WidescreenFov( skyportal->fov );
rn.refdef.fov_x = CalcHorizontalFov( rn.refdef.fov_y, rn.refdef.width, rn.refdef.height );
}
R_SetupViewMatrices( &rn.refdef );
R_SetupFrustum( &rn.refdef, rn.nearClip, rn.farClip, rn.frustum, rn.frustumCorners );
R_SetupPVS( &rn.refdef );
R_RenderView( &rn.refdef );
// restore modelview and projection matrices, scissoring, etc for the main view
R_PopRefInst();
}
/*
@@@@@@@@@@@@@@@@@@@@@
RE_RenderScene
Draw a 3D view into a part of the window, then return
to 2D drawing.
Rendering a scene may require multiple views to be rendered
to handle mirrors,
@@@@@@@@@@@@@@@@@@@@@
*/
void RE_RenderScene( const refdef_t *fd )
{
viewParms_t parms;
int startTime;
if ( !tr.registered )
{
return;
}
GLimp_LogComment( "====== RE_RenderScene =====\n" );
if ( r_norefresh->integer )
{
return;
}
startTime = ri.Milliseconds();
if ( !tr.world && !( fd->rdflags & RDF_NOWORLDMODEL ) )
{
ri.Error(errorParm_t::ERR_DROP, "R_RenderScene: NULL worldmodel" );
}
tr.refdef.x = fd->x;
tr.refdef.y = fd->y;
tr.refdef.width = fd->width;
tr.refdef.height = fd->height;
tr.refdef.fov_x = fd->fov_x;
tr.refdef.fov_y = fd->fov_y;
VectorCopy( fd->vieworg, tr.refdef.vieworg );
VectorCopy( fd->viewaxis[ 0 ], tr.refdef.viewaxis[ 0 ] );
VectorCopy( fd->viewaxis[ 1 ], tr.refdef.viewaxis[ 1 ] );
VectorCopy( fd->viewaxis[ 2 ], tr.refdef.viewaxis[ 2 ] );
VectorCopy( fd->blurVec, tr.refdef.blurVec );
tr.refdef.time = fd->time;
tr.refdef.rdflags = fd->rdflags;
// copy the areamask data over and note if it has changed, which
// will force a reset of the visible leafs even if the view hasn't moved
tr.refdef.areamaskModified = false;
if ( !( tr.refdef.rdflags & RDF_NOWORLDMODEL ) && !( ( tr.refdef.rdflags & RDF_SKYBOXPORTAL ) && tr.world->numSkyNodes > 0 ) )
{
int areaDiff;
int i;
// compare the area bits
areaDiff = 0;
for ( i = 0; i < MAX_MAP_AREA_BYTES / 4; i++ )
{
areaDiff |= ( ( int * ) tr.refdef.areamask ) [ i ] ^ ( ( int * ) fd->areamask ) [ i ];
( ( int * ) tr.refdef.areamask ) [ i ] = ( ( int * ) fd->areamask ) [ i ];
}
if ( areaDiff )
{
// a door just opened or something
tr.refdef.areamaskModified = true;
}
}
R_AddWorldLightsToScene();
// derived info
tr.refdef.floatTime = float(double(tr.refdef.time) * 0.001);
tr.refdef.numDrawSurfs = r_firstSceneDrawSurf;
tr.refdef.drawSurfs = backEndData[ tr.smpFrame ]->drawSurfs;
tr.refdef.numInteractions = r_firstSceneInteraction;
tr.refdef.interactions = backEndData[ tr.smpFrame ]->interactions;
tr.refdef.numEntities = r_numEntities - r_firstSceneEntity;
tr.refdef.entities = &backEndData[ tr.smpFrame ]->entities[ r_firstSceneEntity ];
tr.refdef.numLights = r_numLights - r_firstSceneLight;
tr.refdef.lights = &backEndData[ tr.smpFrame ]->lights[ r_firstSceneLight ];
tr.refdef.numPolys = r_numPolys - r_firstScenePoly;
tr.refdef.polys = &backEndData[ tr.smpFrame ]->polys[ r_firstScenePoly ];
tr.refdef.numPolybuffers = r_numPolybuffers - r_firstScenePolybuffer;
tr.refdef.polybuffers = &backEndData[ tr.smpFrame ]->polybuffers[ r_firstScenePolybuffer ];
tr.refdef.numDecalProjectors = r_numDecalProjectors - r_firstSceneDecalProjector;
tr.refdef.decalProjectors = &backEndData[ tr.smpFrame ]->decalProjectors[ r_firstSceneDecalProjector ];
tr.refdef.numDecals = r_numDecals - r_firstSceneDecal;
tr.refdef.decals = &backEndData[ tr.smpFrame ]->decals[ r_firstSceneDecal ];
tr.refdef.numVisTests = r_numVisTests - r_firstSceneVisTest;
tr.refdef.visTests = &backEndData[ tr.smpFrame ]->visTests[ r_firstSceneVisTest ];
// a single frame may have multiple scenes draw inside it --
// a 3D game view, 3D status bar renderings, 3D menus, etc.
// They need to be distinguished by the light flare code, because
// the visibility state for a given surface may be different in
// each scene / view.
tr.frameSceneNum++;
tr.sceneCount++;
// Tr3B: a scene can have multiple views caused by mirrors or portals
// the number of views is restricted so we can use hardware occlusion queries
// and put them into the BSP nodes for each view
tr.viewCount = -1;
// setup view parms for the initial view
//
// set up viewport
// The refdef takes 0-at-the-top y coordinates, so
// convert to GL's 0-at-the-bottom space
//
Com_Memset( &parms, 0, sizeof( parms ) );
if ( tr.refdef.pixelTarget == nullptr )
{
parms.viewportX = tr.refdef.x;
parms.viewportY = glConfig.vidHeight - ( tr.refdef.y + tr.refdef.height );
}
else
{
//Driver bug, if we try and do pixel target work along the top edge of a window
//we can end up capturing part of the status bar. (see screenshot corruption..)
//Soooo.. use the middle.
parms.viewportX = glConfig.vidWidth / 2;
parms.viewportY = glConfig.vidHeight / 2;
}
parms.viewportWidth = tr.refdef.width;
parms.viewportHeight = tr.refdef.height;
parms.scissorX = parms.viewportX;
parms.scissorY = parms.viewportY;
parms.scissorWidth = parms.viewportWidth;
parms.scissorHeight = parms.viewportHeight;
Vector4Set( parms.viewportVerts[ 0 ], parms.viewportX, parms.viewportY, 0, 1 );
Vector4Set( parms.viewportVerts[ 1 ], parms.viewportX + parms.viewportWidth, parms.viewportY, 0, 1 );
Vector4Set( parms.viewportVerts[ 2 ], parms.viewportX + parms.viewportWidth, parms.viewportY + parms.viewportHeight, 0, 1 );
Vector4Set( parms.viewportVerts[ 3 ], parms.viewportX, parms.viewportY + parms.viewportHeight, 0, 1 );
parms.isPortal = false;
parms.fovX = tr.refdef.fov_x;
parms.fovY = tr.refdef.fov_y;
VectorCopy( fd->vieworg, parms.orientation.origin );
VectorCopy( fd->viewaxis[ 0 ], parms.orientation.axis[ 0 ] );
VectorCopy( fd->viewaxis[ 1 ], parms.orientation.axis[ 1 ] );
VectorCopy( fd->viewaxis[ 2 ], parms.orientation.axis[ 2 ] );
VectorCopy( fd->vieworg, parms.pvsOrigin );
Vector4Copy( fd->gradingWeights, parms.gradingWeights );
R_RenderView( &parms );
R_RenderPostProcess();
// the next scene rendered in this frame will tack on after this one
r_firstSceneDrawSurf = tr.refdef.numDrawSurfs;
r_firstSceneInteraction = tr.refdef.numInteractions;
r_firstSceneEntity = r_numEntities;
r_firstSceneLight = r_numLights;
r_firstScenePoly = r_numPolys;
r_firstScenePolybuffer = r_numPolybuffers;
r_firstSceneVisTest = r_numVisTests;
tr.frontEndMsec += ri.Milliseconds() - startTime;
}
/*
* R_EnvShot_f
*/
void R_EnvShot_f( void )
{
int i;
int size, maxSize;
const char *writedir, *gamedir;
int checkname_size;
char *checkname;
refdef_t fd;
struct cubemapSufAndFlip
{
char *suf; vec3_t angles; int flags;
} cubemapShots[6] = {
{ "px", { 0, 0, 0 }, IT_FLIPX|IT_FLIPY|IT_FLIPDIAGONAL },
{ "nx", { 0, 180, 0 }, IT_FLIPDIAGONAL },
{ "py", { 0, 90, 0 }, IT_FLIPY },
{ "ny", { 0, 270, 0 }, IT_FLIPX },
{ "pz", { -90, 180, 0 }, IT_FLIPDIAGONAL },
{ "nz", { 90, 180, 0 }, IT_FLIPDIAGONAL }
};
if( !R_ScreenEnabled() || !rsh.worldModel )
return;
if( ri.Cmd_Argc() != 3 )
{
Com_Printf( "usage: envshot <name> <size>\n" );
return;
}
maxSize = min( min( glConfig.width, glConfig.height ), glConfig.maxTextureSize );
if( maxSize > atoi( ri.Cmd_Argv( 2 ) ) )
maxSize = atoi( ri.Cmd_Argv( 2 ) );
for( size = 1; size < maxSize; size <<= 1 ) ;
if( size > maxSize )
size >>= 1;
writedir = ri.FS_WriteDirectory();
gamedir = ri.FS_GameDirectory();
checkname_size = strlen( writedir ) + 1 + strlen( gamedir ) + strlen( "/env/" ) +
strlen( ri.Cmd_Argv( 1 ) ) + 1 + strlen( cubemapShots[0].suf ) + 4 + 1;
checkname = alloca( checkname_size );
fd = rsc.refdef;
fd.time = 0;
//fd.x = fd.y = 0;
fd.width = fd.height = size;
fd.fov_x = fd.fov_y = 90;
rn.farClip = R_DefaultFarClip();
// do not render non-bmodel entities
rn.renderFlags |= RF_CUBEMAPVIEW;
rn.clipFlags = 15;
rn.shadowGroup = NULL;
rn.fbColorAttachment = rn.fbDepthAttachment = NULL;
Vector4Set( rn.viewport, fd.x, glConfig.height - size - fd.y, size, size );
Vector4Set( rn.scissor, fd.x, glConfig.height - size - fd.y, size, size );
for( i = 0; i < 6; i++ )
{
AnglesToAxis( cubemapShots[i].angles, fd.viewaxis );
R_RenderView( &fd );
Q_snprintfz( checkname, checkname_size, "%s/%s/env/%s_%s", writedir, gamedir, ri.Cmd_Argv( 1 ), cubemapShots[i].suf );
COM_DefaultExtension( checkname, ".tga", checkname_size );
R_ScreenShot( checkname, 0, 0, size, size, 100,
( cubemapShots[i].flags & IT_FLIPX ) ? true : false,
( cubemapShots[i].flags & IT_FLIPY ) ? true : false,
( cubemapShots[i].flags & IT_FLIPDIAGONAL ) ? true : false,
false );
}
// render non-bmodel entities again
rn.renderFlags &= ~RF_CUBEMAPVIEW;
}
/*
@@@@@@@@@@@@@@@@@@@@@
RE_RenderScene
Draw a 3D view into a part of the window, then return
to 2D drawing.
Rendering a scene may require multiple views to be rendered
to handle mirrors,
@@@@@@@@@@@@@@@@@@@@@
*/
void RE_RenderScene( const refdef_t *fd ) {
viewParms_t parms;
int startTime;
if ( !tr.registered ) {
return;
}
GLimp_LogComment( "====== RE_RenderScene =====\n" );
if ( r_norefresh->integer ) {
return;
}
startTime = ri.RealMilliseconds();
if (!tr.world && !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
ri.Error (ERR_DROP, "R_RenderScene: NULL worldmodel");
}
RE_BeginScene(fd);
// SmileTheory: playing with shadow mapping
if (!( fd->rdflags & RDF_NOWORLDMODEL ) && tr.refdef.num_dlights && r_dlightMode->integer >= 2)
{
R_RenderDlightCubemaps(fd);
}
/* playing with more shadows */
if(glRefConfig.framebufferObject && !( fd->rdflags & RDF_NOWORLDMODEL ) && r_shadows->integer == 4)
{
R_RenderPshadowMaps(fd);
}
// playing with even more shadows
if(glRefConfig.framebufferObject && r_sunlightMode->integer && !( fd->rdflags & RDF_NOWORLDMODEL ) && (r_forceSun->integer || tr.sunShadows))
{
if (r_shadowCascadeZFar->integer != 0)
{
R_RenderSunShadowMaps(fd, 0);
R_RenderSunShadowMaps(fd, 1);
R_RenderSunShadowMaps(fd, 2);
}
else
{
Mat4Zero(tr.refdef.sunShadowMvp[0]);
Mat4Zero(tr.refdef.sunShadowMvp[1]);
Mat4Zero(tr.refdef.sunShadowMvp[2]);
}
// only rerender last cascade if sun has changed position
if (r_forceSun->integer == 2 || !VectorCompare(tr.refdef.sunDir, tr.lastCascadeSunDirection))
{
VectorCopy(tr.refdef.sunDir, tr.lastCascadeSunDirection);
R_RenderSunShadowMaps(fd, 3);
Mat4Copy(tr.refdef.sunShadowMvp[3], tr.lastCascadeSunMvp);
}
else
{
Mat4Copy(tr.lastCascadeSunMvp, tr.refdef.sunShadowMvp[3]);
}
}
// playing with cube maps
// this is where dynamic cubemaps would be rendered
if (0) //(glRefConfig.framebufferObject && !( fd->rdflags & RDF_NOWORLDMODEL ))
{
int i, j;
for (i = 0; i < tr.numCubemaps; i++)
{
for (j = 0; j < 6; j++)
{
R_RenderCubemapSide(i, j, qtrue);
}
}
}
// setup view parms for the initial view
//
// set up viewport
// The refdef takes 0-at-the-top y coordinates, so
// convert to GL's 0-at-the-bottom space
//
Com_Memset( &parms, 0, sizeof( parms ) );
parms.viewportX = tr.refdef.x;
parms.viewportY = glConfig.vidHeight - ( tr.refdef.y + tr.refdef.height );
parms.viewportWidth = tr.refdef.width;
parms.viewportHeight = tr.refdef.height;
parms.isPortal = qfalse;
parms.fovX = tr.refdef.fov_x;
parms.fovY = tr.refdef.fov_y;
parms.stereoFrame = tr.refdef.stereoFrame;
VectorCopy( fd->vieworg, parms.or.origin );
VectorCopy( fd->viewaxis[0], parms.or.axis[0] );
VectorCopy( fd->viewaxis[1], parms.or.axis[1] );
VectorCopy( fd->viewaxis[2], parms.or.axis[2] );
VectorCopy( fd->vieworg, parms.pvsOrigin );
if(!( fd->rdflags & RDF_NOWORLDMODEL ) && r_depthPrepass->value && ((r_forceSun->integer) || tr.sunShadows))
{
parms.flags = VPF_USESUNLIGHT;
}
R_RenderView( &parms );
if(!( fd->rdflags & RDF_NOWORLDMODEL ))
R_AddPostProcessCmd();
RE_EndScene();
tr.frontEndMsec += ri.RealMilliseconds() - startTime;
}
/*
@@@@@@@@@@@@@@@@@@@@@
RE_RenderScene
Draw a 3D view into a part of the window, then return
to 2D drawing.
Rendering a scene may require multiple views to be rendered
to handle mirrors,
@@@@@@@@@@@@@@@@@@@@@
*/
void RE_RenderScene( const refdef_t *fd ) {
viewParms_t parms;
int startTime;
if ( !tr.registered ) {
return;
}
GLimp_LogComment( "====== RE_RenderScene =====\n" );
if ( r_norefresh->integer ) {
return;
}
startTime = ri.Milliseconds();
if (!tr.world && !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
ri.Error (ERR_DROP, "R_RenderScene: NULL worldmodel");
}
Com_Memcpy( tr.refdef.text, fd->text, sizeof( tr.refdef.text ) );
tr.refdef.x = fd->x;
tr.refdef.y = fd->y;
tr.refdef.width = fd->width;
tr.refdef.height = fd->height;
tr.refdef.fov_x = fd->fov_x;
tr.refdef.fov_y = fd->fov_y;
VectorCopy( fd->vieworg, tr.refdef.vieworg );
VectorCopy( fd->viewaxis[0], tr.refdef.viewaxis[0] );
VectorCopy( fd->viewaxis[1], tr.refdef.viewaxis[1] );
VectorCopy( fd->viewaxis[2], tr.refdef.viewaxis[2] );
tr.refdef.time = fd->time;
tr.refdef.rdflags = fd->rdflags;
// copy the areamask data over and note if it has changed, which
// will force a reset of the visible leafs even if the view hasn't moved
tr.refdef.areamaskModified = qfalse;
if ( ! (tr.refdef.rdflags & RDF_NOWORLDMODEL) ) {
int areaDiff;
int i;
// compare the area bits
areaDiff = 0;
for (i = 0 ; i < MAX_MAP_AREA_BYTES/4 ; i++) {
areaDiff |= ((int *)tr.refdef.areamask)[i] ^ ((int *)fd->areamask)[i];
((int *)tr.refdef.areamask)[i] = ((int *)fd->areamask)[i];
}
if ( areaDiff ) {
// a door just opened or something
tr.refdef.areamaskModified = qtrue;
}
}
// derived info
tr.refdef.floatTime = tr.refdef.time * 0.001f;
tr.refdef.numDrawSurfs = r_firstSceneDrawSurf;
tr.refdef.drawSurfs = backEndData[tr.smpFrame]->drawSurfs;
tr.refdef.num_entities = r_numentities - r_firstSceneEntity;
tr.refdef.entities = &backEndData[tr.smpFrame]->entities[r_firstSceneEntity];
tr.refdef.num_dlights = r_numdlights - r_firstSceneDlight;
tr.refdef.dlights = &backEndData[tr.smpFrame]->dlights[r_firstSceneDlight];
tr.refdef.numPolys = r_numpolys - r_firstScenePoly;
tr.refdef.polys = &backEndData[tr.smpFrame]->polys[r_firstScenePoly];
// turn off dynamic lighting globally by clearing all the
// dlights if it needs to be disabled or if vertex lighting is enabled
if ( r_dynamiclight->integer == 0 ||
r_vertexLight->integer == 1 ||
glConfig.hardwareType == GLHW_PERMEDIA2 ) {
tr.refdef.num_dlights = 0;
}
// a single frame may have multiple scenes draw inside it --
// a 3D game view, 3D status bar renderings, 3D menus, etc.
// They need to be distinguished by the light flare code, because
// the visibility state for a given surface may be different in
// each scene / view.
tr.frameSceneNum++;
tr.sceneCount++;
// setup view parms for the initial view
//
// set up viewport
// The refdef takes 0-at-the-top y coordinates, so
// convert to GL's 0-at-the-bottom space
//
Com_Memset( &parms, 0, sizeof( parms ) );
parms.viewportX = tr.refdef.x;
parms.viewportY = glConfig.vidHeight - ( tr.refdef.y + tr.refdef.height );
parms.viewportWidth = tr.refdef.width;
parms.viewportHeight = tr.refdef.height;
parms.isPortal = qfalse;
parms.fovX = tr.refdef.fov_x;
parms.fovY = tr.refdef.fov_y;
VectorCopy( fd->vieworg, parms.or.origin );
VectorCopy( fd->viewaxis[0], parms.or.axis[0] );
VectorCopy( fd->viewaxis[1], parms.or.axis[1] );
VectorCopy( fd->viewaxis[2], parms.or.axis[2] );
VectorCopy( fd->vieworg, parms.pvsOrigin );
R_RenderView( &parms );
// the next scene rendered in this frame will tack on after this one
r_firstSceneDrawSurf = tr.refdef.numDrawSurfs;
r_firstSceneEntity = r_numentities;
r_firstSceneDlight = r_numdlights;
r_firstScenePoly = r_numpolys;
tr.frontEndMsec += ri.Milliseconds() - startTime;
}
/*
@@@@@@@@@@@@@@@@@@@@@
RE_RenderScene
Draw a 3D view into a part of the window, then return
to 2D drawing.
Rendering a scene may require multiple views to be rendered
to handle mirrors,
@@@@@@@@@@@@@@@@@@@@@
*/
void RE_RenderScene( const refdef_t *vmRefDef, int vmRefDefSize ) {
refdef_t fd;
viewParms_t parms;
int startTime;
if ( !tr.registered ) {
return;
}
GLimp_LogComment( "====== RE_RenderScene =====\n" );
if ( r_norefresh->integer ) {
return;
}
startTime = ri.Milliseconds();
Com_Memcpy2( &fd, sizeof ( refdef_t ), vmRefDef, vmRefDefSize );
if (!tr.world && !( fd.rdflags & RDF_NOWORLDMODEL ) ) {
ri.Error (ERR_DROP, "R_RenderScene: NULL worldmodel");
}
Com_Memcpy( tr.refdef.text, fd.text, sizeof( tr.refdef.text ) );
tr.refdef.x = fd.x;
tr.refdef.y = fd.y;
tr.refdef.width = fd.width;
tr.refdef.height = fd.height;
tr.refdef.fov_x = fd.fov_x;
tr.refdef.fov_y = fd.fov_y;
VectorCopy( fd.vieworg, tr.refdef.vieworg );
VectorCopy( fd.viewaxis[0], tr.refdef.viewaxis[0] );
VectorCopy( fd.viewaxis[1], tr.refdef.viewaxis[1] );
VectorCopy( fd.viewaxis[2], tr.refdef.viewaxis[2] );
tr.refdef.time = fd.time;
tr.refdef.rdflags = fd.rdflags;
tr.refdef.skyAlpha = fd.skyAlpha;
tr.refdef.fogType = fd.fogType;
if ( tr.refdef.fogType < FT_NONE || tr.refdef.fogType >= FT_MAX_FOG_TYPE ) {
tr.refdef.fogType = FT_NONE;
}
tr.refdef.fogColor[0] = fd.fogColor[0] * tr.identityLight;
tr.refdef.fogColor[1] = fd.fogColor[1] * tr.identityLight;
tr.refdef.fogColor[2] = fd.fogColor[2] * tr.identityLight;
tr.refdef.fogColorInt = ColorBytes4( tr.refdef.fogColor[0],
tr.refdef.fogColor[1],
tr.refdef.fogColor[2], 1.0 );
tr.refdef.fogDensity = fd.fogDensity;
if ( r_zfar->value ) {
tr.refdef.fogDepthForOpaque = r_zfar->value < 1 ? 1 : r_zfar->value;
} else {
tr.refdef.fogDepthForOpaque = fd.fogDepthForOpaque < 1 ? 1 : fd.fogDepthForOpaque;
}
tr.refdef.fogTcScale = R_FogTcScale( tr.refdef.fogType, tr.refdef.fogDepthForOpaque, tr.refdef.fogDensity );
// copy the areamask data over and note if it has changed, which
// will force a reset of the visible leafs even if the view hasn't moved
tr.refdef.areamaskModified = qfalse;
if ( ! (tr.refdef.rdflags & RDF_NOWORLDMODEL) ) {
int areaDiff;
int i;
// compare the area bits
areaDiff = 0;
for (i = 0 ; i < MAX_MAP_AREA_BYTES/4 ; i++) {
areaDiff |= ((int *)tr.refdef.areamask)[i] ^ ((int *)fd.areamask)[i];
((int *)tr.refdef.areamask)[i] = ((int *)fd.areamask)[i];
}
if ( areaDiff ) {
// a door just opened or something
tr.refdef.areamaskModified = qtrue;
}
}
// derived info
tr.refdef.floatTime = tr.refdef.time * 0.001f;
tr.refdef.numDrawSurfs = r_firstSceneDrawSurf;
tr.refdef.drawSurfs = backEndData->drawSurfs;
tr.refdef.numSkins = r_numskins;
tr.refdef.skins = backEndData->skins;
tr.refdef.num_entities = r_numentities - r_firstSceneEntity;
tr.refdef.entities = &backEndData->entities[r_firstSceneEntity];
tr.refdef.num_dlights = r_numdlights - r_firstSceneDlight;
tr.refdef.dlights = &backEndData->dlights[r_firstSceneDlight];
tr.refdef.dlightBits = 0;
tr.refdef.num_coronas = r_numcoronas - r_firstSceneCorona;
tr.refdef.coronas = &backEndData->coronas[r_firstSceneCorona];
tr.refdef.numPolys = r_numpolys - r_firstScenePoly;
tr.refdef.polys = &backEndData->polys[r_firstScenePoly];
tr.refdef.numPolyBuffers = r_numpolybuffers - r_firstScenePolybuffer;
tr.refdef.polybuffers = &backEndData->polybuffers[r_firstScenePolybuffer];
// turn off dynamic lighting globally by clearing all the
// dlights if it needs to be disabled or if vertex lighting is enabled
if ( r_dynamiclight->integer == 0 ||
r_vertexLight->integer == 1 ) {
tr.refdef.num_dlights = 0;
}
// a single frame may have multiple scenes draw inside it --
// a 3D game view, 3D status bar renderings, 3D menus, etc.
// They need to be distinguished by the light flare code, because
// the visibility state for a given surface may be different in
// each scene / view.
tr.frameSceneNum++;
tr.sceneCount++;
// setup view parms for the initial view
//
// set up viewport
// The refdef takes 0-at-the-top y coordinates, so
// convert to GL's 0-at-the-bottom space
//
Com_Memset( &parms, 0, sizeof( parms ) );
parms.viewportX = tr.refdef.x;
parms.viewportY = glConfig.vidHeight - ( tr.refdef.y + tr.refdef.height );
parms.viewportWidth = tr.refdef.width;
parms.viewportHeight = tr.refdef.height;
parms.isPortal = qfalse;
parms.fovX = tr.refdef.fov_x;
parms.fovY = tr.refdef.fov_y;
parms.stereoFrame = tr.refdef.stereoFrame;
VectorCopy( fd.vieworg, parms.or.origin );
VectorCopy( fd.viewaxis[0], parms.or.axis[0] );
VectorCopy( fd.viewaxis[1], parms.or.axis[1] );
VectorCopy( fd.viewaxis[2], parms.or.axis[2] );
VectorCopy( fd.vieworg, parms.pvsOrigin );
R_RenderView( &parms );
// the next scene rendered in this frame will tack on after this one
r_firstSceneDrawSurf = tr.refdef.numDrawSurfs;
r_firstSceneEntity = r_numentities;
r_firstSceneDlight = r_numdlights;
r_firstScenePoly = r_numpolys;
r_firstScenePolybuffer = r_numpolybuffers;
tr.frontEndMsec += ri.Milliseconds() - startTime;
}
/*
@@@@@@@@@@@@@@@@@@@@@
RE_RenderScene
Draw a 3D view into a part of the window, then return
to 2D drawing.
Rendering a scene may require multiple views to be rendered
to handle mirrors,
@@@@@@@@@@@@@@@@@@@@@
*/
void RE_RenderScene( const refdef_t *fd ) {
viewParms_t parms;
int startTime;
if ( !tr.registered ) {
return;
}
GLimp_LogComment( "====== RE_RenderScene =====\n" );
if ( r_norefresh->integer ) {
return;
}
startTime = ri.Milliseconds();
if (!tr.world && !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
ri.Error (ERR_DROP, "R_RenderScene: NULL worldmodel");
}
Com_Memcpy( tr.refdef.text, fd->text, sizeof( tr.refdef.text ) );
tr.refdef.x = fd->x;
tr.refdef.y = fd->y;
tr.refdef.width = fd->width;
tr.refdef.height = fd->height;
tr.refdef.fov_x = fd->fov_x;
tr.refdef.fov_y = fd->fov_y;
VectorCopy( fd->vieworg, tr.refdef.vieworg );
VectorCopy( fd->viewaxis[0], tr.refdef.viewaxis[0] );
VectorCopy( fd->viewaxis[1], tr.refdef.viewaxis[1] );
VectorCopy( fd->viewaxis[2], tr.refdef.viewaxis[2] );
tr.refdef.time = fd->time;
tr.refdef.rdflags = fd->rdflags;
// copy the areamask data over and note if it has changed, which
// will force a reset of the visible leafs even if the view hasn't moved
tr.refdef.areamaskModified = qfalse;
if ( ! (tr.refdef.rdflags & RDF_NOWORLDMODEL) ) {
int areaDiff;
int i;
// compare the area bits
areaDiff = 0;
for (i = 0 ; i < MAX_MAP_AREA_BYTES/4 ; i++) {
areaDiff |= ((int *)tr.refdef.areamask)[i] ^ ((int *)fd->areamask)[i];
((int *)tr.refdef.areamask)[i] = ((int *)fd->areamask)[i];
}
if ( areaDiff ) {
// a door just opened or something
tr.refdef.areamaskModified = qtrue;
}
}
tr.refdef.sunDir[3] = 0.0f;
tr.refdef.sunCol[3] = 1.0f;
tr.refdef.sunAmbCol[3] = 1.0f;
VectorCopy(tr.sunDirection, tr.refdef.sunDir);
if ( (tr.refdef.rdflags & RDF_NOWORLDMODEL) || !(r_depthPrepass->value) ){
tr.refdef.colorScale = 1.0f;
VectorSet(tr.refdef.sunCol, 0, 0, 0);
VectorSet(tr.refdef.sunAmbCol, 0, 0, 0);
}
else if (r_forceSun->integer == 1)
{
float scale = pow(2, r_mapOverBrightBits->integer - tr.overbrightBits - 8);
tr.refdef.colorScale = r_forceSunMapLightScale->value;
VectorScale(tr.sunLight, scale * r_forceSunLightScale->value, tr.refdef.sunCol);
VectorScale(tr.sunLight, scale * r_forceSunAmbientScale->value, tr.refdef.sunAmbCol);
}
else
{
float scale = pow(2, r_mapOverBrightBits->integer - tr.overbrightBits - 8);
tr.refdef.colorScale = tr.mapLightScale;
VectorScale(tr.sunLight, scale, tr.refdef.sunCol);
VectorScale(tr.sunAmbient, scale, tr.refdef.sunAmbCol);
}
if (r_forceAutoExposure->integer)
{
tr.refdef.autoExposureMinMax[0] = r_forceAutoExposureMin->value;
tr.refdef.autoExposureMinMax[1] = r_forceAutoExposureMax->value;
}
else
{
tr.refdef.autoExposureMinMax[0] = tr.autoExposureMinMax[0];
tr.refdef.autoExposureMinMax[1] = tr.autoExposureMinMax[1];
}
if (r_forceToneMap->integer)
{
tr.refdef.toneMinAvgMaxLinear[0] = pow(2, r_forceToneMapMin->value);
tr.refdef.toneMinAvgMaxLinear[1] = pow(2, r_forceToneMapAvg->value);
tr.refdef.toneMinAvgMaxLinear[2] = pow(2, r_forceToneMapMax->value);
}
else
{
tr.refdef.toneMinAvgMaxLinear[0] = pow(2, tr.toneMinAvgMaxLevel[0]);
tr.refdef.toneMinAvgMaxLinear[1] = pow(2, tr.toneMinAvgMaxLevel[1]);
tr.refdef.toneMinAvgMaxLinear[2] = pow(2, tr.toneMinAvgMaxLevel[2]);
}
// Makro - copy exta info if present
if (fd->rdflags & RDF_EXTRA) {
const refdefex_t* extra = (const refdefex_t*) (fd+1);
tr.refdef.blurFactor = extra->blurFactor;
if (fd->rdflags & RDF_SUNLIGHT)
{
VectorCopy(extra->sunDir, tr.refdef.sunDir);
VectorCopy(extra->sunCol, tr.refdef.sunCol);
VectorCopy(extra->sunAmbCol, tr.refdef.sunAmbCol);
}
}
else
{
tr.refdef.blurFactor = 0.0f;
}
// derived info
tr.refdef.floatTime = tr.refdef.time * 0.001f;
tr.refdef.numDrawSurfs = r_firstSceneDrawSurf;
tr.refdef.drawSurfs = backEndData->drawSurfs;
tr.refdef.num_entities = r_numentities - r_firstSceneEntity;
tr.refdef.entities = &backEndData->entities[r_firstSceneEntity];
tr.refdef.num_dlights = r_numdlights - r_firstSceneDlight;
tr.refdef.dlights = &backEndData->dlights[r_firstSceneDlight];
tr.refdef.numPolys = r_numpolys - r_firstScenePoly;
tr.refdef.polys = &backEndData->polys[r_firstScenePoly];
tr.refdef.num_pshadows = 0;
tr.refdef.pshadows = &backEndData->pshadows[0];
// turn off dynamic lighting globally by clearing all the
// dlights if it needs to be disabled or if vertex lighting is enabled
if ( r_dynamiclight->integer == 0 ||
r_vertexLight->integer == 1 ||
glConfig.hardwareType == GLHW_PERMEDIA2 ) {
tr.refdef.num_dlights = 0;
}
// a single frame may have multiple scenes draw inside it --
// a 3D game view, 3D status bar renderings, 3D menus, etc.
// They need to be distinguished by the light flare code, because
// the visibility state for a given surface may be different in
// each scene / view.
tr.frameSceneNum++;
tr.sceneCount++;
// SmileTheory: playing with shadow mapping
if (!( fd->rdflags & RDF_NOWORLDMODEL ) && tr.refdef.num_dlights && r_dlightMode->integer >= 2)
{
R_RenderDlightCubemaps(fd);
}
/* playing with more shadows */
if(glRefConfig.framebufferObject && !( fd->rdflags & RDF_NOWORLDMODEL ) && r_shadows->integer == 4)
{
R_RenderPshadowMaps(fd);
}
// playing with even more shadows
if(glRefConfig.framebufferObject && !( fd->rdflags & RDF_NOWORLDMODEL ) && (r_forceSun->integer || tr.sunShadows))
{
R_RenderSunShadowMaps(fd, 0);
R_RenderSunShadowMaps(fd, 1);
R_RenderSunShadowMaps(fd, 2);
}
// setup view parms for the initial view
//
// set up viewport
// The refdef takes 0-at-the-top y coordinates, so
// convert to GL's 0-at-the-bottom space
//
Com_Memset( &parms, 0, sizeof( parms ) );
parms.viewportX = tr.refdef.x;
parms.viewportY = glConfig.vidHeight - ( tr.refdef.y + tr.refdef.height );
parms.viewportWidth = tr.refdef.width;
parms.viewportHeight = tr.refdef.height;
parms.isPortal = qfalse;
parms.fovX = tr.refdef.fov_x;
parms.fovY = tr.refdef.fov_y;
parms.stereoFrame = tr.refdef.stereoFrame;
VectorCopy( fd->vieworg, parms.or.origin );
VectorCopy( fd->viewaxis[0], parms.or.axis[0] );
VectorCopy( fd->viewaxis[1], parms.or.axis[1] );
VectorCopy( fd->viewaxis[2], parms.or.axis[2] );
VectorCopy( fd->vieworg, parms.pvsOrigin );
if(!( fd->rdflags & RDF_NOWORLDMODEL ) && r_depthPrepass->value && ((r_forceSun->integer) || tr.sunShadows))
{
parms.flags = VPF_USESUNLIGHT;
}
R_RenderView( &parms );
if(!( fd->rdflags & RDF_NOWORLDMODEL ))
R_AddPostProcessCmd();
// the next scene rendered in this frame will tack on after this one
r_firstSceneDrawSurf = tr.refdef.numDrawSurfs;
r_firstSceneEntity = r_numentities;
r_firstSceneDlight = r_numdlights;
r_firstScenePoly = r_numpolys;
tr.frontEndMsec += ri.Milliseconds() - startTime;
}
/*
==================
R_GenerateSurfaceSubview
==================
*/
bool R_GenerateSurfaceSubview( drawSurf_t *drawSurf ) {
idBounds ndcBounds;
viewDef_t *parms;
const idMaterial *shader;
// for testing the performance hit
if ( r_skipSubviews.GetBool() ) {
return false;
}
if ( R_PreciseCullSurface( drawSurf, ndcBounds ) ) {
return false;
}
shader = drawSurf->material;
// never recurse through a subview surface that we are
// already seeing through
for ( parms = tr.viewDef ; parms ; parms = parms->superView ) {
if ( parms->subviewSurface
&& parms->subviewSurface->geo == drawSurf->geo
&& parms->subviewSurface->space->entityDef == drawSurf->space->entityDef ) {
break;
}
}
if ( parms ) {
return false;
}
// crop the scissor bounds based on the precise cull
idScreenRect scissor;
idScreenRect *v = &tr.viewDef->viewport;
scissor.x1 = v->x1 + (int)( (v->x2 - v->x1 + 1 ) * 0.5f * ( ndcBounds[0][0] + 1.0f ));
scissor.y1 = v->y1 + (int)( (v->y2 - v->y1 + 1 ) * 0.5f * ( ndcBounds[0][1] + 1.0f ));
scissor.x2 = v->x1 + (int)( (v->x2 - v->x1 + 1 ) * 0.5f * ( ndcBounds[1][0] + 1.0f ));
scissor.y2 = v->y1 + (int)( (v->y2 - v->y1 + 1 ) * 0.5f * ( ndcBounds[1][1] + 1.0f ));
// nudge a bit for safety
scissor.Expand();
scissor.Intersect( tr.viewDef->scissor );
if ( scissor.IsEmpty() ) {
// cropped out
return false;
}
// see what kind of subview we are making
if ( shader->GetSort() != SS_SUBVIEW ) {
for ( int i = 0 ; i < shader->GetNumStages() ; i++ ) {
const shaderStage_t *stage = shader->GetStage( i );
switch ( stage->texture.dynamic ) {
case DI_REMOTE_RENDER:
R_RemoteRender( drawSurf, const_cast<textureStage_t *>(&stage->texture) );
break;
case DI_MIRROR_RENDER:
R_MirrorRender( drawSurf, const_cast<textureStage_t *>(&stage->texture), scissor );
break;
case DI_XRAY_RENDER:
R_XrayRender( drawSurf, const_cast<textureStage_t *>(&stage->texture), scissor );
break;
}
}
return true;
}
// issue a new view command
parms = R_MirrorViewBySurface( drawSurf );
if ( !parms ) {
return false;
}
parms->scissor = scissor;
parms->superView = tr.viewDef;
parms->subviewSurface = drawSurf;
// triangle culling order changes with mirroring
parms->isMirror = ( ( (int)parms->isMirror ^ (int)tr.viewDef->isMirror ) != 0 );
// generate render commands for it
R_RenderView( parms );
return true;
}
/*
* R_DrawShadowmaps
*/
void R_DrawShadowmaps( void ) {
unsigned int i;
image_t *shadowmap;
int textureWidth, textureHeight;
float lodScale;
vec3_t lodOrigin;
vec3_t viewerOrigin;
shadowGroup_t *group;
int shadowBits = rn.shadowBits;
refdef_t refdef;
int lod;
float farClip;
float dist;
if( !rsc.numShadowGroups ) {
return;
}
if( rn.renderFlags & RF_SHADOWMAPVIEW ) {
return;
}
if( rn.refdef.rdflags & RDF_NOWORLDMODEL ) {
return;
}
if( !shadowBits ) {
return;
}
if( !R_PushRefInst() ) {
return;
}
lodScale = rn.lod_dist_scale_for_fov;
VectorCopy( rn.lodOrigin, lodOrigin );
VectorCopy( rn.viewOrigin, viewerOrigin );
refdef = rn.refdef;
// find lighting group containing entities with same lightingOrigin as ours
for( i = 0; i < rsc.numShadowGroups; i++ ) {
if( !shadowBits ) {
break;
}
group = rsc.shadowGroups + i;
if( !( shadowBits & group->bit ) ) {
continue;
}
shadowBits &= ~group->bit;
// make sure we don't render the same shadowmap twice in the same scene frame
if( rsc.renderedShadowBits & group->bit ) {
continue;
}
// calculate LOD for shadowmap
dist = DistanceFast( group->origin, lodOrigin );
lod = (int)( dist * lodScale ) / group->projDist - SHADOWMAP_LODBIAS;
if( lod < 0 ) {
lod = 0;
}
// allocate/resize the texture if needed
shadowmap = R_GetShadowmapTexture( i, rsc.refdef.width, rsc.refdef.height, 0 );
assert( shadowmap && shadowmap->upload_width && shadowmap->upload_height );
group->shadowmap = shadowmap;
textureWidth = shadowmap->upload_width;
textureHeight = shadowmap->upload_height;
if( !shadowmap->fbo ) {
continue;
}
farClip = R_SetupShadowmapView( group, &refdef, lod );
if( farClip <= 0.0f ) {
continue;
}
// ignore shadowmaps of very low detail level
if( refdef.width < SHADOWMAP_MIN_VIEWPORT_SIZE || refdef.height < SHADOWMAP_MIN_VIEWPORT_SIZE ) {
continue;
}
rn.renderTarget = shadowmap->fbo;
rn.farClip = farClip;
rn.renderFlags = RF_SHADOWMAPVIEW | RF_FLIPFRONTFACE;
if( !( shadowmap->flags & IT_DEPTH ) ) {
rn.renderFlags |= RF_SHADOWMAPVIEW_RGB;
}
rn.clipFlags |= 16; // clip by far plane too
rn.meshlist = &r_shadowlist;
rn.portalmasklist = NULL;
rn.shadowGroup = group;
rn.lod_dist_scale_for_fov = lodScale;
VectorCopy( viewerOrigin, rn.pvsOrigin );
VectorCopy( lodOrigin, rn.lodOrigin );
// 3 pixels border on each side to prevent nasty stretching/bleeding of shadows,
// also accounting for smoothing done in the fragment shader
Vector4Set( rn.viewport, refdef.x + 3,refdef.y + textureHeight - refdef.height + 3, refdef.width - 6, refdef.height - 6 );
Vector4Set( rn.scissor, refdef.x, refdef.y, textureWidth, textureHeight );
R_RenderView( &refdef );
Matrix4_Copy( rn.cameraProjectionMatrix, group->cameraProjectionMatrix );
rsc.renderedShadowBits |= group->bit;
}
R_PopRefInst();
}
/*
* R_RenderScene
*/
void R_RenderScene( const refdef_t *fd )
{
int fbFlags = 0;
int ppFrontBuffer = 0;
image_t *ppSource;
if( r_norefresh->integer )
return;
R_Set2DMode( false );
RB_SetTime( fd->time );
if( !( fd->rdflags & RDF_NOWORLDMODEL ) )
rsc.refdef = *fd;
rn.refdef = *fd;
if( !rn.refdef.minLight ) {
rn.refdef.minLight = 0.1f;
}
fd = &rn.refdef;
rn.renderFlags = RF_NONE;
rn.farClip = R_DefaultFarClip();
rn.clipFlags = 15;
if( rsh.worldModel && !( fd->rdflags & RDF_NOWORLDMODEL ) && rsh.worldBrushModel->globalfog )
rn.clipFlags |= 16;
rn.meshlist = &r_worldlist;
rn.portalmasklist = &r_portalmasklist;
rn.shadowBits = 0;
rn.dlightBits = 0;
rn.shadowGroup = NULL;
fbFlags = 0;
rn.fbColorAttachment = rn.fbDepthAttachment = NULL;
if( !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
if( r_soft_particles->integer && ( rsh.screenTexture != NULL ) ) {
rn.fbColorAttachment = rsh.screenTexture;
rn.fbDepthAttachment = rsh.screenDepthTexture;
rn.renderFlags |= RF_SOFT_PARTICLES;
fbFlags |= 1;
}
if( rsh.screenPPCopies[0] && rsh.screenPPCopies[1] ) {
int oldFlags = fbFlags;
shader_t *cc = rn.refdef.colorCorrection;
if( r_fxaa->integer ) {
fbFlags |= 2;
}
if( cc && cc->numpasses > 0 && cc->passes[0].images[0] && cc->passes[0].images[0] != rsh.noTexture ) {
fbFlags |= 4;
}
if( fbFlags != oldFlags ) {
if( !rn.fbColorAttachment ) {
rn.fbColorAttachment = rsh.screenPPCopies[0];
ppFrontBuffer = 1;
}
}
}
}
ppSource = rn.fbColorAttachment;
// clip new scissor region to the one currently set
Vector4Set( rn.scissor, fd->scissor_x, fd->scissor_y, fd->scissor_width, fd->scissor_height );
Vector4Set( rn.viewport, fd->x, fd->y, fd->width, fd->height );
VectorCopy( fd->vieworg, rn.pvsOrigin );
VectorCopy( fd->vieworg, rn.lodOrigin );
R_BindFrameBufferObject( 0 );
R_BuildShadowGroups();
R_RenderView( fd );
R_RenderDebugSurface( fd );
R_RenderDebugBounds();
R_BindFrameBufferObject( 0 );
R_Set2DMode( true );
if( !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
ri.Mutex_Lock( rf.speedsMsgLock );
R_WriteSpeedsMessage( rf.speedsMsg, sizeof( rf.speedsMsg ) );
ri.Mutex_Unlock( rf.speedsMsgLock );
}
// blit and blend framebuffers in proper order
if( fbFlags == 1 ) {
// only blit soft particles directly when we don't have any other post processing
// otherwise use the soft particles FBO as the base texture on the next layer
// to avoid wasting time on resolves and the fragment shader to blit to a temp texture
R_BlitTextureToScrFbo( fd,
ppSource, 0,
GLSL_PROGRAM_TYPE_NONE,
colorWhite, 0,
0, NULL );
}
fbFlags &= ~1;
// apply FXAA
if( fbFlags & 2 ) {
image_t *dest;
fbFlags &= ~2;
dest = fbFlags ? rsh.screenPPCopies[ppFrontBuffer] : NULL;
R_BlitTextureToScrFbo( fd,
ppSource, dest ? dest->fbo : 0,
GLSL_PROGRAM_TYPE_FXAA,
colorWhite, 0,
0, NULL );
ppFrontBuffer ^= 1;
ppSource = dest;
}
// apply color correction
if( fbFlags & 4 ) {
image_t *dest;
fbFlags &= ~4;
dest = fbFlags ? rsh.screenPPCopies[ppFrontBuffer] : NULL;
R_BlitTextureToScrFbo( fd,
ppSource, dest ? dest->fbo : 0,
GLSL_PROGRAM_TYPE_COLORCORRECTION,
colorWhite, 0,
1, &( rn.refdef.colorCorrection->passes[0].images[0] ) );
}
}
/*
* R_RenderScene
*/
void R_RenderScene( const refdef_t *fd )
{
int fbFlags = 0;
if( r_norefresh->integer )
return;
R_Set2DMode( qfalse );
RB_SetTime( fd->time );
if( !( fd->rdflags & RDF_NOWORLDMODEL ) )
rsc.refdef = *fd;
rn.refdef = *fd;
if( !rn.refdef.minLight ) {
rn.refdef.minLight = 0.1f;
}
if( !rsh.screenWeaponTexture || rn.refdef.weaponAlpha == 1 ) {
rn.refdef.rdflags &= ~RDF_WEAPONALPHA;
}
fd = &rn.refdef;
rn.renderFlags = RF_NONE;
rn.farClip = R_DefaultFarClip();
rn.clipFlags = 15;
if( rsh.worldModel && !( fd->rdflags & RDF_NOWORLDMODEL ) && rsh.worldBrushModel->globalfog )
rn.clipFlags |= 16;
rn.meshlist = &r_worldlist;
rn.shadowBits = 0;
rn.dlightBits = 0;
rn.shadowGroup = NULL;
fbFlags = 0;
rn.fbColorAttachment = rn.fbDepthAttachment = NULL;
if( !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
// soft particles require GL_EXT_framebuffer_blit as we need to copy the depth buffer
// attachment into a texture we're going to read from in GLSL shader
if( r_soft_particles->integer && glConfig.ext.framebuffer_blit && ( rsh.screenTexture != NULL ) ) {
rn.fbColorAttachment = rsh.screenTexture;
rn.fbDepthAttachment = rsh.screenDepthTexture;
rn.renderFlags |= RF_SOFT_PARTICLES;
fbFlags |= 1;
}
if( ( fd->rdflags & RDF_WEAPONALPHA ) && ( rsh.screenWeaponTexture != NULL ) ) {
fbFlags |= 2;
}
if( r_fxaa->integer && ( rsh.screenFxaaCopy != NULL ) ) {
if( !rn.fbColorAttachment ) {
rn.fbColorAttachment = rsh.screenFxaaCopy;
}
fbFlags |= 4;
}
}
// adjust field of view for widescreen
if( glConfig.wideScreen && !( fd->rdflags & RDF_NOFOVADJUSTMENT ) )
AdjustFov( &rn.refdef.fov_x, &rn.refdef.fov_y, glConfig.width, glConfig.height, qfalse );
// clip new scissor region to the one currently set
Vector4Set( rn.scissor, fd->scissor_x, fd->scissor_y, fd->scissor_width, fd->scissor_height );
Vector4Set( rn.viewport, fd->x, fd->y, fd->width, fd->height );
VectorCopy( fd->vieworg, rn.pvsOrigin );
VectorCopy( fd->vieworg, rn.lodOrigin );
if( gl_finish->integer && !( fd->rdflags & RDF_NOWORLDMODEL ) )
qglFinish();
if( fbFlags & 2 ) {
// clear the framebuffer we're going to render the weapon model to
// set the alpha to 0, visible parts of the model will overwrite that,
// creating proper alpha mask
R_BindFrameBufferObject( rsh.screenWeaponTexture->fbo );
RB_Clear( GL_DEPTH_BUFFER_BIT|GL_COLOR_BUFFER_BIT, 0, 0, 0, 0 );
}
R_BindFrameBufferObject( 0 );
R_BuildShadowGroups();
R_RenderView( fd );
R_RenderDebugSurface( fd );
R_RenderDebugBounds();
R_BindFrameBufferObject( 0 );
R_Set2DMode( qtrue );
// blit and blend framebuffers in proper order
if( fbFlags & 1 ) {
// copy to FXAA or default framebuffer
R_BlitTextureToScrFbo( fd, rn.fbColorAttachment,
fbFlags & 4 ? rsh.screenFxaaCopy->fbo : 0,
GLSL_PROGRAM_TYPE_NONE,
colorWhite, 0 );
}
if( fbFlags & 2 ) {
vec4_t color = { 1, 1, 1, 1 };
color[3] = fd->weaponAlpha;
// blend to FXAA or default framebuffer
R_BlitTextureToScrFbo( fd, rsh.screenWeaponTexture,
fbFlags & 4 ? rsh.screenFxaaCopy->fbo : 0,
GLSL_PROGRAM_TYPE_NONE,
color, GLSTATE_SRCBLEND_SRC_ALPHA|GLSTATE_DSTBLEND_ONE_MINUS_SRC_ALPHA );
}
// blit FXAA to default framebuffer
if( fbFlags & 4 ) {
// blend to FXAA or default framebuffer
R_BlitTextureToScrFbo( fd, rsh.screenFxaaCopy, 0,
GLSL_PROGRAM_TYPE_FXAA,
colorWhite, 0 );
}
}
/*
* R_DrawPortalSurface
*
* Renders the portal view and captures the results from framebuffer if
* we need to do a $portalmap stage. Note that for $portalmaps we must
* use a different viewport.
*/
static void R_DrawPortalSurface( portalSurface_t *portalSurface )
{
unsigned int i;
int x, y, w, h;
float dist, d, best_d;
vec3_t viewerOrigin;
vec3_t origin;
mat3_t axis;
entity_t *ent, *best;
const entity_t *portal_ent = portalSurface->entity;
cplane_t *portal_plane = &portalSurface->plane, *untransformed_plane = &portalSurface->untransformed_plane;
const shader_t *shader = portalSurface->shader;
vec_t *portal_mins = portalSurface->mins, *portal_maxs = portalSurface->maxs;
vec_t *portal_centre = portalSurface->centre;
qboolean mirror, refraction = qfalse;
image_t *captureTexture;
int captureTextureId = -1;
int prevRenderFlags = 0;
qboolean doReflection, doRefraction;
image_t *portalTexures[2] = { NULL, NULL };
doReflection = doRefraction = qtrue;
if( shader->flags & SHADER_PORTAL_CAPTURE )
{
shaderpass_t *pass;
captureTexture = NULL;
captureTextureId = 0;
for( i = 0, pass = shader->passes; i < shader->numpasses; i++, pass++ )
{
if( pass->program_type == GLSL_PROGRAM_TYPE_DISTORTION )
{
if( ( pass->alphagen.type == ALPHA_GEN_CONST && pass->alphagen.args[0] == 1 ) )
doRefraction = qfalse;
else if( ( pass->alphagen.type == ALPHA_GEN_CONST && pass->alphagen.args[0] == 0 ) )
doReflection = qfalse;
break;
}
}
}
else
{
captureTexture = NULL;
captureTextureId = -1;
}
x = y = 0;
w = rn.refdef.width;
h = rn.refdef.height;
dist = PlaneDiff( rn.viewOrigin, portal_plane );
if( dist <= BACKFACE_EPSILON || !doReflection )
{
if( !( shader->flags & SHADER_PORTAL_CAPTURE2 ) || !doRefraction )
return;
// even if we're behind the portal, we still need to capture
// the second portal image for refraction
refraction = qtrue;
captureTexture = NULL;
captureTextureId = 1;
if( dist < 0 )
{
VectorInverse( portal_plane->normal );
portal_plane->dist = -portal_plane->dist;
}
}
if( !(rn.renderFlags & RF_NOVIS) && !R_ScissorForEntity( portal_ent, portal_mins, portal_maxs, &x, &y, &w, &h ) )
return;
mirror = qtrue; // default to mirror view
// it is stupid IMO that mirrors require a RT_PORTALSURFACE entity
best = NULL;
best_d = 100000000;
for( i = 1; i < rsc.numEntities; i++ )
{
ent = R_NUM2ENT(i);
if( ent->rtype != RT_PORTALSURFACE )
continue;
d = PlaneDiff( ent->origin, untransformed_plane );
if( ( d >= -64 ) && ( d <= 64 ) )
{
d = Distance( ent->origin, portal_centre );
if( d < best_d )
{
best = ent;
best_d = d;
}
}
}
if( best == NULL )
{
if( captureTextureId < 0 )
return;
}
else
{
if( !VectorCompare( best->origin, best->origin2 ) ) // portal
mirror = qfalse;
best->rtype = NUM_RTYPES;
}
prevRenderFlags = rn.renderFlags;
if( !R_PushRefInst() ) {
return;
}
VectorCopy( rn.viewOrigin, viewerOrigin );
setup_and_render:
if( refraction )
{
VectorInverse( portal_plane->normal );
portal_plane->dist = -portal_plane->dist - 1;
CategorizePlane( portal_plane );
VectorCopy( rn.viewOrigin, origin );
Matrix3_Copy( rn.refdef.viewaxis, axis );
VectorCopy( viewerOrigin, rn.pvsOrigin );
rn.renderFlags = RF_PORTALVIEW;
if( !mirror )
rn.renderFlags |= RF_PVSCULL;
}
else if( mirror )
{
VectorReflect( rn.viewOrigin, portal_plane->normal, portal_plane->dist, origin );
VectorReflect( &rn.viewAxis[AXIS_FORWARD], portal_plane->normal, 0, &axis[AXIS_FORWARD] );
VectorReflect( &rn.viewAxis[AXIS_RIGHT], portal_plane->normal, 0, &axis[AXIS_RIGHT] );
VectorReflect( &rn.viewAxis[AXIS_UP], portal_plane->normal, 0, &axis[AXIS_UP] );
Matrix3_Normalize( axis );
VectorCopy( viewerOrigin, rn.pvsOrigin );
rn.renderFlags = RF_MIRRORVIEW|RF_FLIPFRONTFACE;
}
else
{
vec3_t tvec;
mat3_t A, B, C, rot;
// build world-to-portal rotation matrix
VectorNegate( portal_plane->normal, tvec );
NormalVectorToAxis( tvec, A );
// build portal_dest-to-world rotation matrix
ByteToDir( best->frame, tvec );
NormalVectorToAxis( tvec, B );
Matrix3_Transpose( B, C );
// multiply to get world-to-world rotation matrix
Matrix3_Multiply( C, A, rot );
// translate view origin
VectorSubtract( rn.viewOrigin, best->origin, tvec );
Matrix3_TransformVector( rot, tvec, origin );
VectorAdd( origin, best->origin2, origin );
Matrix3_Transpose( A, B );
Matrix3_Multiply( rn.viewAxis, B, rot );
Matrix3_Multiply( best->axis, rot, B );
Matrix3_Transpose( C, A );
Matrix3_Multiply( B, A, axis );
// set up portal_plane
VectorCopy( &axis[AXIS_FORWARD], portal_plane->normal );
portal_plane->dist = DotProduct( best->origin2, portal_plane->normal );
CategorizePlane( portal_plane );
// for portals, vis data is taken from portal origin, not
// view origin, because the view point moves around and
// might fly into (or behind) a wall
rn.renderFlags = RF_PORTALVIEW|RF_PVSCULL;
VectorCopy( best->origin2, rn.pvsOrigin );
VectorCopy( best->origin2, rn.lodOrigin );
// ignore entities, if asked politely
if( best->renderfx & RF_NOPORTALENTS )
rn.renderFlags |= RF_NOENTS;
}
rn.renderFlags |= (prevRenderFlags & RF_SOFT_PARTICLES);
rn.refdef.rdflags &= ~( RDF_UNDERWATER|RDF_CROSSINGWATER );
rn.shadowGroup = NULL;
rn.meshlist = &r_portallist;
rn.renderFlags |= RF_CLIPPLANE;
rn.clipPlane = *portal_plane;
rn.farClip = R_DefaultFarClip();
rn.clipFlags |= ( 1<<5 );
rn.frustum[5] = *portal_plane;
CategorizePlane( &rn.frustum[5] );
// if we want to render to a texture, initialize texture
// but do not try to render to it more than once
if( captureTextureId >= 0 )
{
int texFlags = shader->flags & SHADER_NO_TEX_FILTERING ? IT_NOFILTERING : 0;
captureTexture = R_GetPortalTexture( rsc.refdef.width, rsc.refdef.height, texFlags,
rsc.frameCount );
portalTexures[captureTextureId] = captureTexture;
if( !captureTexture ) {
// couldn't register a slot for this plane
goto done;
}
x = y = 0;
w = captureTexture->upload_width;
h = captureTexture->upload_height;
rn.refdef.width = w;
rn.refdef.height = h;
rn.refdef.x = 0;
rn.refdef.y = 0;
rn.fbColorAttachment = captureTexture;
// no point in capturing the depth buffer due to oblique frustum messing up
// the far plane and depth values
rn.fbDepthAttachment = NULL;
Vector4Set( rn.viewport, rn.refdef.x + x, rn.refdef.y + y, w, h );
Vector4Set( rn.scissor, rn.refdef.x + x, rn.refdef.y + y, w, h );
}
else {
// no point in capturing the depth buffer due to oblique frustum messing up
// the far plane and depth values
rn.fbDepthAttachment = NULL;
Vector4Set( rn.scissor, rn.refdef.x + x, rn.refdef.y + y, w, h );
}
VectorCopy( origin, rn.refdef.vieworg );
Matrix3_Copy( axis, rn.refdef.viewaxis );
R_RenderView( &rn.refdef );
if( doRefraction && !refraction && ( shader->flags & SHADER_PORTAL_CAPTURE2 ) )
{
refraction = qtrue;
captureTexture = NULL;
captureTextureId = 1;
goto setup_and_render;
}
done:
portalSurface->texures[0] = portalTexures[0];
portalSurface->texures[1] = portalTexures[1];
R_PopRefInst( rn.fbDepthAttachment != NULL ? 0 : GL_DEPTH_BUFFER_BIT );
}
/*
* R_DrawSkyPortal
*/
void R_DrawSkyPortal( const entity_t *e, skyportal_t *skyportal, vec3_t mins, vec3_t maxs )
{
int x, y, w, h;
if( !R_ScissorForEntity( e, mins, maxs, &x, &y, &w, &h ) ) {
return;
}
if( !R_PushRefInst() ) {
return;
}
rn.renderFlags = ( rn.renderFlags|RF_SKYPORTALVIEW|RF_SOFT_PARTICLES );
VectorCopy( skyportal->vieworg, rn.pvsOrigin );
rn.farClip = R_DefaultFarClip();
rn.clipFlags = 15;
rn.shadowGroup = NULL;
rn.meshlist = &r_skyportallist;
//Vector4Set( rn.scissor, rn.refdef.x + x, rn.refdef.y + y, w, h );
if( skyportal->noEnts ) {
rn.renderFlags |= RF_NOENTS;
}
if( skyportal->scale )
{
vec3_t centre, diff;
VectorAdd( rsh.worldModel->mins, rsh.worldModel->maxs, centre );
VectorScale( centre, 0.5f, centre );
VectorSubtract( centre, rn.viewOrigin, diff );
VectorMA( skyportal->vieworg, -skyportal->scale, diff, rn.refdef.vieworg );
}
else
{
VectorCopy( skyportal->vieworg, rn.refdef.vieworg );
}
// FIXME
if( !VectorCompare( skyportal->viewanglesOffset, vec3_origin ) )
{
vec3_t angles;
mat3_t axis;
Matrix3_Copy( rn.refdef.viewaxis, axis );
VectorInverse( &axis[AXIS_RIGHT] );
Matrix3_ToAngles( axis, angles );
VectorAdd( angles, skyportal->viewanglesOffset, angles );
AnglesToAxis( angles, axis );
Matrix3_Copy( axis, rn.refdef.viewaxis );
}
rn.refdef.rdflags &= ~( RDF_UNDERWATER|RDF_CROSSINGWATER|RDF_SKYPORTALINVIEW );
if( skyportal->fov )
{
rn.refdef.fov_x = skyportal->fov;
rn.refdef.fov_y = CalcFov( rn.refdef.fov_x, rn.refdef.width, rn.refdef.height );
if( glConfig.wideScreen && !( rn.refdef.rdflags & RDF_NOFOVADJUSTMENT ) )
AdjustFov( &rn.refdef.fov_x, &rn.refdef.fov_y, glConfig.width, glConfig.height, qfalse );
}
R_RenderView( &rn.refdef );
// restore modelview and projection matrices, scissoring, etc for the main view
R_PopRefInst( ~GL_COLOR_BUFFER_BIT );
}
/*
========================
R_DoWaterView
Returns qtrue if another view has been rendered
========================
*/
qboolean R_DoWaterView (drawSurf_t *drawSurf, int entityNum) {
// vec4_t clipDest[128];
viewParms_t newParms;
viewParms_t oldParms;
orientation_t surface, camera;
cplane_t plane;
srfSurfaceStatic_t *srf;
// don't recursively do water
if (tr.viewParms.doWater) {
// tesselated water has this issue - so we just ignore and not spam console
// ri.Printf( PRINT_DEVELOPER, "WARNING: recursive water found\n" );
return qfalse;
}
srf = (srfSurfaceStatic_t *)drawSurf->surface;
// trivially reject portal/mirror
//This wont work because vbo surfs dont fill out tess...
//if ( SurfIsOffscreen( drawSurf, clipDest ) ) {
// return qfalse;
//}
//Set plane
tr.viewParms.doWater = qtrue;
tr.viewParms.waterPlane.normal[0] = 0;
tr.viewParms.waterPlane.normal[1] = 0;
tr.viewParms.waterPlane.normal[2] = -1;
tr.viewParms.waterPlane.dist = srf->origin[2];
if ( DotProduct(tr.viewParms.waterPlane.normal,tr.viewParms.or.origin)+tr.viewParms.waterPlane.dist >0)
{
tr.viewParms.isUnderwater=qtrue;
}
// save old viewParms so we can return to it after the mirror view
oldParms = tr.viewParms;
newParms = tr.viewParms;
newParms.isWater = 1;
newParms.viewportWidth=WATER_RES_X;
newParms.viewportHeight=WATER_RES_Y;
newParms.viewportX =0;//tr.refdef.x;
newParms.viewportY =0;// glConfig.vidHeight - ( tr.refdef.y + WATER_RES_Y );
tr.refdef.rdflags|= RDF_NOEFFECTS ;
// render the mirror view
R_RenderView (&newParms);
//Do the second view now
newParms = tr.viewParms;
newParms.isWater = 2;
newParms.isMirror = qtrue;
newParms.viewportWidth = WATER_RES_X;
newParms.viewportHeight = WATER_RES_Y;
newParms.viewportX = 0;//tr.refdef.x;
newParms.viewportY = 0;//glConfig.vidHeight - ( tr.refdef.y + WATER_RES_Y );
plane.dist=tr.viewParms.waterPlane.dist;
plane.normal[0]=-tr.viewParms.waterPlane.normal[0];
plane.normal[1]=-tr.viewParms.waterPlane.normal[1];
plane.normal[2]=-tr.viewParms.waterPlane.normal[2];
R_GetSurfaceOrientations( &plane, &surface, &camera );
R_MirrorPoint (oldParms.or.origin, &surface, &camera, newParms.or.origin );
R_MirrorVector (oldParms.or.axis[0], &surface, &camera, newParms.or.axis[0]);
R_MirrorVector (oldParms.or.axis[1], &surface, &camera, newParms.or.axis[1]);
R_MirrorVector (oldParms.or.axis[2], &surface, &camera, newParms.or.axis[2]);
// render the mirror view
tr.refdef.rdflags|= RDF_NOEFFECTS;
R_RenderView (&newParms);
tr.viewParms = oldParms;
tr.refdef.rdflags&= ~RDF_NOEFFECTS;
return qtrue;
}
/*
@@@@@@@@@@@@@@@@@@@@@
RE_RenderScene
Draw a 3D view into a part of the window, then return
to 2D drawing.
Rendering a scene may require multiple views to be rendered
to handle mirrors,
@@@@@@@@@@@@@@@@@@@@@
*/
void RE_RenderScene( const refdef_t *fd ) {
viewParms_t parms;
int startTime;
if ( !tr.registered ) {
return;
}
GLimp_LogComment( "====== RE_RenderScene =====\n" );
if ( r_norefresh->integer ) {
return;
}
startTime = ri.Milliseconds();
if (!tr.world && !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
ri.Error (ERR_DROP, "R_RenderScene: NULL worldmodel");
}
Com_Memcpy( tr.refdef.text, fd->text, sizeof( tr.refdef.text ) );
tr.refdef.x = fd->x;
tr.refdef.y = fd->y;
tr.refdef.width = fd->width;
tr.refdef.height = fd->height;
tr.refdef.fov_x = fd->fov_x;
tr.refdef.fov_y = fd->fov_y;
VectorCopy( fd->vieworg, tr.refdef.vieworg );
VectorCopy( fd->viewaxis[0], tr.refdef.viewaxis[0] );
VectorCopy( fd->viewaxis[1], tr.refdef.viewaxis[1] );
VectorCopy( fd->viewaxis[2], tr.refdef.viewaxis[2] );
tr.refdef.time = fd->time;
tr.refdef.rdflags = fd->rdflags;
// copy the areamask data over and note if it has changed, which
// will force a reset of the visible leafs even if the view hasn't moved
tr.refdef.areamaskModified = qfalse;
if ( ! (tr.refdef.rdflags & RDF_NOWORLDMODEL) ) {
int areaDiff;
int i;
// compare the area bits
areaDiff = 0;
for (i = 0 ; i < MAX_MAP_AREA_BYTES/4 ; i++) {
areaDiff |= ((int *)tr.refdef.areamask)[i] ^ ((int *)fd->areamask)[i];
((int *)tr.refdef.areamask)[i] = ((int *)fd->areamask)[i];
}
if ( areaDiff ) {
// a door just opened or something
tr.refdef.areamaskModified = qtrue;
}
}
// derived info
tr.refdef.floatTime = tr.refdef.time * 0.001f;
tr.refdef.numDrawSurfs = r_firstSceneDrawSurf;
tr.refdef.drawSurfs = backEndData->drawSurfs;
tr.refdef.num_entities = r_numentities - r_firstSceneEntity;
tr.refdef.entities = &backEndData->entities[r_firstSceneEntity];
tr.refdef.num_dlights = r_numdlights - r_firstSceneDlight;
tr.refdef.dlights = &backEndData->dlights[r_firstSceneDlight];
tr.refdef.numPolys = r_numpolys - r_firstScenePoly;
tr.refdef.polys = &backEndData->polys[r_firstScenePoly];
// turn off dynamic lighting globally by clearing all the
// dlights if it needs to be disabled or if vertex lighting is enabled
if ( r_dynamiclight->integer == 0 ||
r_vertexLight->integer == 1 ||
glConfig.hardwareType == GLHW_PERMEDIA2 ) {
tr.refdef.num_dlights = 0;
}
// a single frame may have multiple scenes draw inside it --
// a 3D game view, 3D status bar renderings, 3D menus, etc.
// They need to be distinguished by the light flare code, because
// the visibility state for a given surface may be different in
// each scene / view.
tr.frameSceneNum++;
tr.sceneCount++;
// setup view parms for the initial view
//
// set up viewport
// The refdef takes 0-at-the-top y coordinates, so
// convert to GL's 0-at-the-bottom space
//
Com_Memset( &parms, 0, sizeof( parms ) );
parms.viewportX = tr.refdef.x;
parms.viewportY = glConfig.vidHeight - ( tr.refdef.y + tr.refdef.height );
parms.viewportWidth = tr.refdef.width;
parms.viewportHeight = tr.refdef.height;
parms.isPortal = qfalse;
parms.fovX = tr.refdef.fov_x;
parms.fovY = tr.refdef.fov_y;
// leilei - widescreen
// recalculate fov according to widescreen parameters
if (!( fd->rdflags & RDF_NOWORLDMODEL ) ) // don't affect interface refdefs
{
float zoomfov = tr.refdef.fov_x / 90; // figure out our zoom or changed fov magnitiude from cg_fov and cg_zoomfov
int thisisit;
// find aspect to immediately match our vidwidth for perfect match with resized screens...
float erspact = tr.refdef.width / tr.refdef.height;
float aspact = glConfig.vidWidth / glConfig.vidHeight;
if (erspact == aspact) thisisit = 1;
// try not to recalculate fov of ui and hud elements
//if (((tr.refdef.fov_x / tr.refdef.fov_y) > 1.3) && (tr.refdef.width > 320) && (tr.refdef.height > 240))
//if (((tr.refdef.fov_x / tr.refdef.fov_y) > 1.3) && (tr.refdef.width > (320 * refdefscalex)) && (tr.refdef.height > (240 * refdefscaley)))
if (((tr.refdef.fov_x / tr.refdef.fov_y) > 1.3) && (thisisit))
{
// undo vert-
parms.fovY = parms.fovY * (73.739792 / tr.refdef.fov_y) * zoomfov;
// recalculate the fov
parms.fovX = (atan (glConfig.vidWidth / (glConfig.vidHeight / tan ((parms.fovY * M_PI) / 360.0f))) * 360.0f) / M_PI;
parms.fovY = (atan (glConfig.vidHeight / (glConfig.vidWidth / tan ((parms.fovX * M_PI) / 360.0f))) * 360.0f) / M_PI;
}
}
// leilei - end
parms.stereoFrame = tr.refdef.stereoFrame;
VectorCopy( fd->vieworg, parms.or.origin );
VectorCopy( fd->viewaxis[0], parms.or.axis[0] );
VectorCopy( fd->viewaxis[1], parms.or.axis[1] );
VectorCopy( fd->viewaxis[2], parms.or.axis[2] );
VectorCopy( fd->vieworg, parms.pvsOrigin );
R_RenderView( &parms );
// the next scene rendered in this frame will tack on after this one
r_firstSceneDrawSurf = tr.refdef.numDrawSurfs;
r_firstSceneEntity = r_numentities;
r_firstSceneDlight = r_numdlights;
r_firstScenePoly = r_numpolys;
tr.frontEndMsec += ri.Milliseconds() - startTime;
}
void RE_RenderScene( const refdef_t *fd ) {
viewParms_t parms;
int startTime;
static int lastTime = 0;
if ( !tr.registered ) {
return;
}
GLimp_LogComment( "====== RE_RenderScene =====\n" );
if ( r_norefresh->integer ) {
return;
}
startTime = ri->Milliseconds()*ri->Cvar_VariableValue( "timescale" );
if (!tr.world && !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
Com_Error (ERR_DROP, "R_RenderScene: NULL worldmodel");
}
memcpy( tr.refdef.text, fd->text, sizeof( tr.refdef.text ) );
tr.refdef.x = fd->x;
tr.refdef.y = fd->y;
tr.refdef.width = fd->width;
tr.refdef.height = fd->height;
tr.refdef.fov_x = fd->fov_x;
tr.refdef.fov_y = fd->fov_y;
VectorCopy( fd->vieworg, tr.refdef.vieworg );
VectorCopy( fd->viewaxis[0], tr.refdef.viewaxis[0] );
VectorCopy( fd->viewaxis[1], tr.refdef.viewaxis[1] );
VectorCopy( fd->viewaxis[2], tr.refdef.viewaxis[2] );
tr.refdef.time = fd->time;
tr.refdef.frametime = fd->time - lastTime;
if (fd->rdflags & RDF_SKYBOXPORTAL)
{
skyboxportal = 1;
}
else
{
// pasted this from SP
// cdr - only change last time for the real render, not the portal
lastTime = fd->time;
}
if (fd->rdflags & RDF_DRAWSKYBOX)
{
drawskyboxportal = 1;
}
else
{
drawskyboxportal = 0;
}
if (tr.refdef.frametime > 500)
{
tr.refdef.frametime = 500;
}
else if (tr.refdef.frametime < 0)
{
tr.refdef.frametime = 0;
}
tr.refdef.rdflags = fd->rdflags;
// copy the areamask data over and note if it has changed, which
// will force a reset of the visible leafs even if the view hasn't moved
tr.refdef.areamaskModified = qfalse;
if ( ! (tr.refdef.rdflags & RDF_NOWORLDMODEL) ) {
int areaDiff;
int i;
// compare the area bits
areaDiff = 0;
for (i = 0 ; i < MAX_MAP_AREA_BYTES/4 ; i++) {
areaDiff |= ((int *)tr.refdef.areamask)[i] ^ ((int *)fd->areamask)[i];
((int *)tr.refdef.areamask)[i] = ((int *)fd->areamask)[i];
}
if ( areaDiff ) {
// a door just opened or something
tr.refdef.areamaskModified = qtrue;
}
}
// derived info
tr.refdef.floatTime = tr.refdef.time * 0.001f;
tr.refdef.numDrawSurfs = r_firstSceneDrawSurf;
tr.refdef.drawSurfs = backEndData->drawSurfs;
tr.refdef.num_entities = r_numentities - r_firstSceneEntity;
tr.refdef.entities = &backEndData->entities[r_firstSceneEntity];
tr.refdef.miniEntities = &backEndData->miniEntities[r_firstSceneMiniEntity];
#ifndef VV_LIGHTING
tr.refdef.num_dlights = r_numdlights - r_firstSceneDlight;
tr.refdef.dlights = &backEndData->dlights[r_firstSceneDlight];
#endif
// Add the decals here because decals add polys and we need to ensure
// that the polys are added before the the renderer is prepared
if ( !(tr.refdef.rdflags & RDF_NOWORLDMODEL) )
{
R_AddDecals ( );
}
tr.refdef.numPolys = r_numpolys - r_firstScenePoly;
tr.refdef.polys = &backEndData->polys[r_firstScenePoly];
// turn off dynamic lighting globally by clearing all the
// dlights if it needs to be disabled or if vertex lighting is enabled
#ifndef VV_LIGHTING
if ( r_dynamiclight->integer == 0 ||
r_vertexLight->integer == 1 ) {
tr.refdef.num_dlights = 0;
}
#endif
// a single frame may have multiple scenes draw inside it --
// a 3D game view, 3D status bar renderings, 3D menus, etc.
// They need to be distinguished by the light flare code, because
// the visibility state for a given surface may be different in
// each scene / view.
tr.frameSceneNum++;
tr.sceneCount++;
// setup view parms for the initial view
//
// set up viewport
// The refdef takes 0-at-the-top y coordinates, so
// convert to GL's 0-at-the-bottom space
//
memset( &parms, 0, sizeof( parms ) );
parms.viewportX = tr.refdef.x;
parms.viewportY = glConfig.vidHeight - ( tr.refdef.y + tr.refdef.height );
parms.viewportWidth = tr.refdef.width;
parms.viewportHeight = tr.refdef.height;
parms.isPortal = qfalse;
parms.fovX = tr.refdef.fov_x;
parms.fovY = tr.refdef.fov_y;
VectorCopy( fd->vieworg, parms.ori.origin );
VectorCopy( fd->viewaxis[0], parms.ori.axis[0] );
VectorCopy( fd->viewaxis[1], parms.ori.axis[1] );
VectorCopy( fd->viewaxis[2], parms.ori.axis[2] );
VectorCopy( fd->vieworg, parms.pvsOrigin );
R_RenderView( &parms );
// the next scene rendered in this frame will tack on after this one
r_firstSceneDrawSurf = tr.refdef.numDrawSurfs;
r_firstSceneEntity = r_numentities;
r_firstSceneMiniEntity = r_numminientities;
r_firstSceneDlight = r_numdlights;
r_firstScenePoly = r_numpolys;
refEntParent = -1;
tr.frontEndMsec += ri->Milliseconds()*ri->Cvar_VariableValue( "timescale" ) - startTime;
RE_RenderWorldEffects();
if (tr.refdef.rdflags & RDF_AUTOMAP)
{
RE_RenderAutoMap();
}
}