more cleaning of matrix4x4_t struct access

[xonotic/darkplaces.git] / cl_screen.c

diff --git a/cl_screen.c b/cl_screen.c
index c01168507eb5803efd58c39a79da772fcd1f58f9..8ab102be0b1eebbc5ec980048ef938ede09a5481 100644 (file)
--- a/cl_screen.c
+++ b/cl_screen.c
@@ -1746,9 +1746,9 @@ void CL_UpdateScreen(void)
        if (vid.stereobuffer || r_stereo_redblue.integer || r_stereo_redgreen.integer || r_stereo_redcyan.integer || r_stereo_sidebyside.integer)
        {
                matrix4x4_t originalmatrix = r_view.matrix;
-               r_view.matrix.m[0][3] = originalmatrix.m[0][3] + r_stereo_separation.value * -0.5f * r_view.matrix.m[0][1];
-               r_view.matrix.m[1][3] = originalmatrix.m[1][3] + r_stereo_separation.value * -0.5f * r_view.matrix.m[1][1];
-               r_view.matrix.m[2][3] = originalmatrix.m[2][3] + r_stereo_separation.value * -0.5f * r_view.matrix.m[2][1];
+               matrix4x4_t offsetmatrix;
+               Matrix4x4_CreateTranslate(&offsetmatrix, 0, r_stereo_separation.value * -0.5f, 0);
+               Matrix4x4_Concat(&r_view.matrix, &offsetmatrix, &originalmatrix);
 
                if (r_stereo_sidebyside.integer)
                        r_stereo_side = 0;
@@ -1765,9 +1765,8 @@ void CL_UpdateScreen(void)
 
                SCR_DrawScreen();
 
-               r_view.matrix.m[0][3] = originalmatrix.m[0][3] + r_stereo_separation.value * 0.5f * r_view.matrix.m[0][1];
-               r_view.matrix.m[1][3] = originalmatrix.m[1][3] + r_stereo_separation.value * 0.5f * r_view.matrix.m[1][1];
-               r_view.matrix.m[2][3] = originalmatrix.m[2][3] + r_stereo_separation.value * 0.5f * r_view.matrix.m[2][1];
+               Matrix4x4_CreateTranslate(&offsetmatrix, 0, r_stereo_separation.value * 0.5f, 0);
+               Matrix4x4_Concat(&r_view.matrix, &offsetmatrix, &originalmatrix);
 
                if (r_stereo_sidebyside.integer)
                        r_stereo_side = 1;