1 files changed, 94 insertions, 9 deletions

diff --git a/src/renderer/tr_backend.c b/src/renderer/tr_backend.c
index 9c9b841a..5eed467a 100644
--- a/src/renderer/tr_backend.c
+++ b/src/renderer/tr_backend.c
@@ -522,7 +522,7 @@ void RB_RenderDrawSurfList( drawSurf_t *drawSurfs, int numDrawSurfs ) {
 	int				fogNum, oldFogNum;
 	int				entityNum, oldEntityNum;
 	int				dlighted, oldDlighted;
-	qboolean		depthRange, oldDepthRange;
+	qboolean		depthRange, oldDepthRange, isCrosshair, wasCrosshair;
 	int				i;
 	drawSurf_t		*drawSurf;
 	int				oldSort;
@@ -540,6 +540,7 @@ void RB_RenderDrawSurfList( drawSurf_t *drawSurfs, int numDrawSurfs ) {
 	oldShader = NULL;
 	oldFogNum = -1;
 	oldDepthRange = qfalse;
+	wasCrosshair = qfalse;
 	oldDlighted = qfalse;
 	oldSort = -1;
 	depthRange = qfalse;
@@ -574,7 +575,7 @@ void RB_RenderDrawSurfList( drawSurf_t *drawSurfs, int numDrawSurfs ) {
 		// change the modelview matrix if needed
 		//
 		if ( entityNum != oldEntityNum ) {
-			depthRange = qfalse;
+			depthRange = isCrosshair = qfalse;
 
 			if ( entityNum != ENTITYNUM_WORLD ) {
 				backEnd.currentEntity = &backEnd.refdef.entities[entityNum];
@@ -591,9 +592,13 @@ void RB_RenderDrawSurfList( drawSurf_t *drawSurfs, int numDrawSurfs ) {
 					R_TransformDlights( backEnd.refdef.num_dlights, backEnd.refdef.dlights, &backEnd.or );
 				}
 
-				if ( backEnd.currentEntity->e.renderfx & RF_DEPTHHACK ) {
+				if(backEnd.currentEntity->e.renderfx & RF_DEPTHHACK)
+				{
 					// hack the depth range to prevent view model from poking into walls
 					depthRange = qtrue;
+					
+					if(backEnd.currentEntity->e.renderfx & RF_CROSSHAIR)
+						isCrosshair = qtrue;
 				}
 			} else {
 				backEnd.currentEntity = &tr.worldEntity;
@@ -608,15 +613,54 @@ void RB_RenderDrawSurfList( drawSurf_t *drawSurfs, int numDrawSurfs ) {
 			qglLoadMatrixf( backEnd.or.modelMatrix );
 
 			//
-			// change depthrange if needed
+			// change depthrange. Also change projection matrix so first person weapon does not look like coming
+			// out of the screen.
 			//
-			if ( oldDepthRange != depthRange ) {
-				if ( depthRange ) {
-					qglDepthRange (0, 0.3);
-				} else {
+			if (oldDepthRange != depthRange || wasCrosshair != isCrosshair)
+			{
+				if (depthRange)
+				{
+					if(backEnd.viewParms.stereoFrame != STEREO_CENTER)
+					{
+						if(isCrosshair)
+						{
+							if(oldDepthRange)
+							{
+								// was not a crosshair but now is, change back proj matrix
+								qglMatrixMode(GL_PROJECTION);
+								qglLoadMatrixf(backEnd.viewParms.projectionMatrix);
+								qglMatrixMode(GL_MODELVIEW);
+							}
+						}
+						else
+						{
+							viewParms_t temp = backEnd.viewParms;
+
+							R_SetupProjection(&temp, r_znear->value, qfalse);
+
+							qglMatrixMode(GL_PROJECTION);
+							qglLoadMatrixf(temp.projectionMatrix);
+							qglMatrixMode(GL_MODELVIEW);
+						}
+					}
+
+					if(!oldDepthRange)
+						qglDepthRange (0, 0.3);
+				}
+				else
+				{
+					if(!wasCrosshair && backEnd.viewParms.stereoFrame != STEREO_CENTER)
+					{
+						qglMatrixMode(GL_PROJECTION);
+						qglLoadMatrixf(backEnd.viewParms.projectionMatrix);
+						qglMatrixMode(GL_MODELVIEW);
+					}
+
 					qglDepthRange (0, 1);
 				}
+
 				oldDepthRange = depthRange;
+				wasCrosshair = isCrosshair;
 			}
 
 			oldEntityNum = entityNum;
@@ -989,6 +1033,42 @@ void RB_ShowImages( void ) {
 
 }
 
+/*
+=============
+RB_ColorMask
+
+=============
+*/
+const void *RB_ColorMask(const void *data)
+{
+	const colorMaskCommand_t *cmd = data;
+	
+	qglColorMask(cmd->rgba[0], cmd->rgba[1], cmd->rgba[2], cmd->rgba[3]);
+	
+	return (const void *)(cmd + 1);
+}
+
+/*
+=============
+RB_ClearDepth
+
+=============
+*/
+const void *RB_ClearDepth(const void *data)
+{
+	const clearDepthCommand_t *cmd = data;
+	
+	if(tess.numIndexes)
+		RB_EndSurface();
+
+	// texture swapping test
+	if (r_showImages->integer)
+		RB_ShowImages();
+
+	qglClear(GL_DEPTH_BUFFER_BIT);
+	
+	return (const void *)(cmd + 1);
+}
 
 /*
 =============
@@ -1085,7 +1165,12 @@ void RB_ExecuteRenderCommands( const void *data ) {
 		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 on this thread