X-Git-Url: http://git.xonotic.org/?a=blobdiff_plain;f=gl_backend.c;h=61e5291e748b104f4aac39ee45ad47316062f8fd;hb=0ddc4709d33eec6b716c475dea8a4423042d1304;hp=b1ac3ff2c6c4046befa19aaea1835f8feda77256;hpb=4afe626121c1d05546f0ca999d108559ef53962b;p=xonotic%2Fdarkplaces.git

diff --git a/gl_backend.c b/gl_backend.c
index b1ac3ff2..61e5291e 100644
--- a/gl_backend.c
+++ b/gl_backend.c
@@ -130,7 +130,7 @@ int gl_maxdrawrangeelementsvertices;
 int gl_maxdrawrangeelementsindices;
 
 #ifdef DEBUGGL
-int errornumber = 0;
+int gl_errornumber = 0;
 
 void GL_PrintError(int errornumber, const char *filename, int linenumber)
 {
@@ -1097,7 +1097,7 @@ void R_Viewport_InitCubeSideView(r_viewport_t *v, const matrix4x4_t *cameramatri
 	m[14] = -2 * nearclip * farclip / (farclip - nearclip);
 
 	Matrix4x4_FromArrayFloatGL(&basematrix, cubeviewmatrix[side]);
-	Matrix4x4_Invert_Simple(&tempmatrix, &v->cameramatrix);
+	Matrix4x4_Invert_Full(&tempmatrix, &v->cameramatrix);
 	Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
 
 	if (nearplane)
@@ -1106,15 +1106,15 @@ void R_Viewport_InitCubeSideView(r_viewport_t *v, const matrix4x4_t *cameramatri
 	Matrix4x4_FromArrayFloatGL(&v->projectmatrix, m);
 }
 
-void R_Viewport_InitRectSideView(r_viewport_t *v, const matrix4x4_t *cameramatrix, int side, int size, int border, float nearclip, float farclip, const float *nearplane)
+void R_Viewport_InitRectSideView(r_viewport_t *v, const matrix4x4_t *cameramatrix, int side, int size, int border, float nearclip, float farclip, const float *nearplane, int offsetx, int offsety)
 {
 	matrix4x4_t tempmatrix, basematrix;
 	float m[16];
 	memset(v, 0, sizeof(*v));
 	v->type = R_VIEWPORTTYPE_PERSPECTIVECUBESIDE;
 	v->cameramatrix = *cameramatrix;
-	v->x = (side & 1) * size;
-	v->y = (side >> 1) * size;
+	v->x = offsetx + (side & 1) * size;
+	v->y = offsety + (side >> 1) * size;
 	v->width = size;
 	v->height = size;
 	v->depth = 1;
@@ -1125,7 +1125,7 @@ void R_Viewport_InitRectSideView(r_viewport_t *v, const matrix4x4_t *cameramatri
 	m[14] = -2 * nearclip * farclip / (farclip - nearclip);
 
 	Matrix4x4_FromArrayFloatGL(&basematrix, rectviewmatrix[side]);
-	Matrix4x4_Invert_Simple(&tempmatrix, &v->cameramatrix);
+	Matrix4x4_Invert_Full(&tempmatrix, &v->cameramatrix);
 	Matrix4x4_Concat(&v->viewmatrix, &basematrix, &tempmatrix);
 
 	switch(vid.renderpath)