cvar_t v_idlescale = {0, "v_idlescale", "0", "how much of the quake 'drunken view' effect to use"};
+cvar_t v_isometric = {0, "v_isometric", "0", "changes view to isometric (non-perspective)"};
+cvar_t v_isometric_verticalfov = { 0, "v_isometric_verticalfov", "512", "vertical field of view in game units (horizontal is computed using aspect ratio based on this)"};
+cvar_t v_isometric_xx = {0, "v_isometric_xx", "1", "camera matrix"};
+cvar_t v_isometric_xy = {0, "v_isometric_xy", "0", "camera matrix"};
+cvar_t v_isometric_xz = {0, "v_isometric_xz", "0", "camera matrix"};
+cvar_t v_isometric_yx = {0, "v_isometric_yx", "0", "camera matrix"};
+cvar_t v_isometric_yy = {0, "v_isometric_yy", "1", "camera matrix"};
+cvar_t v_isometric_yz = {0, "v_isometric_yz", "0", "camera matrix"};
+cvar_t v_isometric_zx = {0, "v_isometric_zx", "0", "camera matrix"};
+cvar_t v_isometric_zy = {0, "v_isometric_zy", "0", "camera matrix"};
+cvar_t v_isometric_zz = {0, "v_isometric_zz", "1", "camera matrix"};
+cvar_t v_isometric_tx = {0, "v_isometric_tx", "0", "camera position (player-relative)"};
+cvar_t v_isometric_ty = {0, "v_isometric_ty", "0", "camera position (player-relative)"};
+cvar_t v_isometric_tz = {0, "v_isometric_tz", "0", "camera position (player-relative)"};
+cvar_t v_isometric_rot_pitch = {0, "v_isometric_rot_pitch", "60", "camera rotation"};
+cvar_t v_isometric_rot_yaw = {0, "v_isometric_rot_yaw", "135", "camera rotation"};
+cvar_t v_isometric_rot_roll = {0, "v_isometric_rot_roll", "0", "camera rotation"};
+cvar_t v_isometric_relx = {0, "v_isometric_relx", "0", "camera position*forward"};
+cvar_t v_isometric_rely = {0, "v_isometric_rely", "0", "camera position*left"};
+cvar_t v_isometric_relz = {0, "v_isometric_relz", "0", "camera position*up"};
+cvar_t v_isometric_flipcullface = {0, "v_isometric_flipcullface", "0", "flips the backface culling"};
+cvar_t v_isometric_locked_orientation = {0, "v_isometric_locked_orientation", "1", "camera rotation is fixed"};
+cvar_t v_isometric_usevieworiginculling = {0, "v_isometric_usevieworiginculling", "0", "check visibility to the player location (can look pretty weird)"};
+
cvar_t crosshair = {CVAR_SAVE, "crosshair", "0", "selects crosshair to use (0 is none)"};
cvar_t v_centermove = {0, "v_centermove", "0.15", "how long before the view begins to center itself (if freelook/+mlook/+jlook/+klook are off)"};
}
}
+void V_MakeViewIsometric(void)
+{
+ // when using isometric view to play normal games we have to rotate the camera to make the Ortho matrix do the right thing (forward as up the screen, etc)
+ matrix4x4_t relative;
+ matrix4x4_t modifiedview;
+ matrix4x4_t modify;
+ vec3_t forward, left, up, org;
+ float t[4][4];
+
+ r_refdef.view.useperspective = false;
+ r_refdef.view.usevieworiginculling = !r_trippy.value && v_isometric_usevieworiginculling.integer;
+ r_refdef.view.frustum_y = v_isometric_verticalfov.value * cl.viewzoom;
+ r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
+ r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
+ r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
+ r_refdef.view.ortho_x = r_refdef.view.frustum_x; // used by VM_CL_R_SetView
+ r_refdef.view.ortho_y = r_refdef.view.frustum_y; // used by VM_CL_R_SetView
+
+ t[0][0] = v_isometric_xx.value;
+ t[0][1] = v_isometric_xy.value;
+ t[0][2] = v_isometric_xz.value;
+ t[0][3] = 0.0f;
+ t[1][0] = v_isometric_yx.value;
+ t[1][1] = v_isometric_yy.value;
+ t[1][2] = v_isometric_yz.value;
+ t[1][3] = 0.0f;
+ t[2][0] = v_isometric_zx.value;
+ t[2][1] = v_isometric_zy.value;
+ t[2][2] = v_isometric_zz.value;
+ t[2][3] = 0.0f;
+ t[3][0] = 0.0f;
+ t[3][1] = 0.0f;
+ t[3][2] = 0.0f;
+ t[3][3] = 1.0f;
+ Matrix4x4_FromArrayFloatGL(&modify, t[0]);
+
+ // if the orientation is locked, extract the origin and create just a translate matrix to start with
+ if (v_isometric_locked_orientation.integer)
+ {
+ vec3_t vx, vy, vz, origin;
+ Matrix4x4_ToVectors(&r_refdef.view.matrix, vx, vy, vz, origin);
+ Matrix4x4_CreateTranslate(&r_refdef.view.matrix, origin[0], origin[1], origin[2]);
+ }
+
+ Matrix4x4_Concat(&modifiedview, &r_refdef.view.matrix, &modify);
+ Matrix4x4_CreateFromQuakeEntity(&relative, v_isometric_tx.value, v_isometric_ty.value, v_isometric_tz.value, v_isometric_rot_pitch.value, v_isometric_rot_yaw.value, v_isometric_rot_roll.value, 1.0f);
+ Matrix4x4_Concat(&r_refdef.view.matrix, &modifiedview, &relative);
+ Matrix4x4_ToVectors(&r_refdef.view.matrix, forward, left, up, org);
+ VectorMAMAMAM(1.0f, org, v_isometric_relx.value, forward, v_isometric_rely.value, left, v_isometric_relz.value, up, org);
+ Matrix4x4_FromVectors(&r_refdef.view.matrix, forward, left, up, org);
+
+ if (v_isometric_flipcullface.integer)
+ {
+ int a = r_refdef.view.cullface_front;
+ r_refdef.view.cullface_front = r_refdef.view.cullface_back;
+ r_refdef.view.cullface_back = a;
+ }
+}
+
+
void V_FadeViewFlashs(void)
{
// don't flash if time steps backwards
Cvar_RegisterVariable (&v_iroll_level);
Cvar_RegisterVariable (&v_ipitch_level);
+ Cvar_RegisterVariable(&v_isometric);
+ Cvar_RegisterVariable(&v_isometric_verticalfov);
+ Cvar_RegisterVariable(&v_isometric_xx);
+ Cvar_RegisterVariable(&v_isometric_xy);
+ Cvar_RegisterVariable(&v_isometric_xz);
+ Cvar_RegisterVariable(&v_isometric_yx);
+ Cvar_RegisterVariable(&v_isometric_yy);
+ Cvar_RegisterVariable(&v_isometric_yz);
+ Cvar_RegisterVariable(&v_isometric_zx);
+ Cvar_RegisterVariable(&v_isometric_zy);
+ Cvar_RegisterVariable(&v_isometric_zz);
+ Cvar_RegisterVariable(&v_isometric_tx);
+ Cvar_RegisterVariable(&v_isometric_ty);
+ Cvar_RegisterVariable(&v_isometric_tz);
+ Cvar_RegisterVariable(&v_isometric_rot_pitch);
+ Cvar_RegisterVariable(&v_isometric_rot_yaw);
+ Cvar_RegisterVariable(&v_isometric_rot_roll);
+ Cvar_RegisterVariable(&v_isometric_relx);
+ Cvar_RegisterVariable(&v_isometric_rely);
+ Cvar_RegisterVariable(&v_isometric_relz);
+ Cvar_RegisterVariable(&v_isometric_flipcullface);
+ Cvar_RegisterVariable(&v_isometric_locked_orientation);
+ Cvar_RegisterVariable(&v_isometric_usevieworiginculling);
+
Cvar_RegisterVariable (&v_idlescale);
Cvar_RegisterVariable (&crosshair);
projects / xonotic / darkplaces.git / blobdiff