cvar: v_flipped flips all 3D view except sprites and flips input to compensate,

[xonotic/darkplaces.git] / cl_input.c

diff --git a/cl_input.c b/cl_input.c
index ab833ac1c99c46bc4be819a47d643589d430f665..88fb31323fb35c50d8bd215d4d63bab063d768db 100644 (file)
--- a/cl_input.c
+++ b/cl_input.c
@@ -355,6 +355,7 @@ cvar_t cl_netinputpacketlosstolerance = {CVAR_SAVE, "cl_netinputpacketlosstolera
 
 cvar_t cl_nodelta = {0, "cl_nodelta", "0", "disables delta compression of non-player entities in QW network protocol"};
 
+extern cvar_t v_flipped;
 
 /*
 ================
@@ -425,6 +426,9 @@ void CL_Input (void)
        // clamp before the move to prevent starting with bad angles
        CL_AdjustAngles ();
 
+       if(v_flipped.integer)
+               cl.viewangles[YAW] = -cl.viewangles[YAW];
+
        // reset some of the command fields
        cl.cmd.forwardmove = 0;
        cl.cmd.sidemove = 0;
@@ -520,6 +524,12 @@ void CL_Input (void)
                }
        }
 
+       if(v_flipped.integer)
+       {
+               cl.viewangles[YAW] = -cl.viewangles[YAW];
+               cl.cmd.sidemove = -cl.cmd.sidemove;
+       }
+
        // clamp after the move to prevent rendering with bad angles
        CL_AdjustAngles ();
 }
@@ -562,7 +572,7 @@ void CL_UpdatePrydonCursor(void)
        // calculate current view matrix
        Matrix4x4_OriginFromMatrix(&r_view.matrix, cl.cmd.cursor_start);
        // calculate direction vector of cursor in viewspace by using frustum slopes
-       VectorSet(temp, cl.cmd.cursor_screen[2] * 1000000, cl.cmd.cursor_screen[0] * -r_view.frustum_x * 1000000, cl.cmd.cursor_screen[1] * -r_view.frustum_y * 1000000);
+       VectorSet(temp, cl.cmd.cursor_screen[2] * 1000000, (v_flipped.integer ? -1 : 1) * cl.cmd.cursor_screen[0] * -r_view.frustum_x * 1000000, cl.cmd.cursor_screen[1] * -r_view.frustum_y * 1000000);
        Matrix4x4_Transform(&r_view.matrix, temp, cl.cmd.cursor_end);
        // trace from view origin to the cursor
        cl.cmd.cursor_fraction = CL_SelectTraceLine(cl.cmd.cursor_start, cl.cmd.cursor_end, cl.cmd.cursor_impact, cl.cmd.cursor_normal, &cl.cmd.cursor_entitynumber, (chase_active.integer || cl.intermission) ? &cl.entities[cl.playerentity].render : NULL);