Józef Kucia : wined3d: Use register mask for SV_IsFrontFace pixel shader inputs.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: f8e05f5f0559e1216f0cc1210fe2252b55a38e7b
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=f8e05f5f0559e1216f0cc1210f...

Author: Józef Kucia <jkucia(a)codeweavers.com>
Date:   Mon Apr 10 12:27:37 2017 +0200

wined3d: Use register mask for SV_IsFrontFace pixel shader inputs.

Signed-off-by: Józef Kucia <jkucia(a)codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/wined3d/glsl_shader.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index c8a970f..1130b20 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -6440,9 +6440,8 @@ static void shader_glsl_input_pack(const struct wined3d_shader *shader, struct w
             }
             else if (input->sysval_semantic == WINED3D_SV_IS_FRONT_FACE)
             {
-                shader_addline(buffer, "ps_in[%u] = vec4("
-                        "uintBitsToFloat(gl_FrontFacing ? 0xffffffffu : 0u), 0.0, 0.0, 0.0);\n",
-                        input->register_idx);
+                shader_addline(buffer, "ps_in[%u]%s = uintBitsToFloat(gl_FrontFacing ? 0xffffffffu : 0u);\n",
+                        input->register_idx, reg_mask);
             }
             else if (input->sysval_semantic == WINED3D_SV_RENDER_TARGET_ARRAY_INDEX && !semantic_idx)
             {