Petrichor Park : wined3d: Use ffp_normalize in shader_glsl_ffp_vertex_lighting.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 79b92a6d391cc1dda7bb5bd5e1b7889d5a0b0c91
URL:    https://gitlab.winehq.org/wine/wine/-/commit/79b92a6d391cc1dda7bb5bd5e1b7889...

Author: Petrichor Park 
Date:   Thu Jul 20 09:48:44 2023 -0500

wined3d: Use ffp_normalize in shader_glsl_ffp_vertex_lighting.

---

dlls/wined3d/glsl_shader.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index bbfea62f56a..c137875821f 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -8913,7 +8913,7 @@ static void shader_glsl_ffp_vertex_lighting(struct wined3d_string_buffer *buffer
             shader_addline(buffer, "}\n");
             continue;
         }
-        shader_addline(buffer, "dir = normalize(dir);\n");
+        shader_addline(buffer, "dir = ffp_normalize(dir);\n");
         shader_glsl_ffp_vertex_lighting_footer(buffer, settings, idx, legacy_lighting);
         shader_addline(buffer, "}\n");
     }
@@ -8934,8 +8934,8 @@ static void shader_glsl_ffp_vertex_lighting(struct wined3d_string_buffer *buffer
         {
             shader_addline(buffer, "if (dst.y <= ffp_light[%u].range)\n{\n", idx);
         }
-        shader_addline(buffer, "dir = normalize(dir);\n");
-        shader_addline(buffer, "t = dot(-dir, normalize(ffp_light[%u].direction));\n", idx);
+        shader_addline(buffer, "dir = ffp_normalize(dir);\n");
+        shader_addline(buffer, "t = dot(-dir, ffp_normalize(ffp_light[%u].direction));\n", idx);
         shader_addline(buffer, "if (t > ffp_light[%u].cos_htheta) att = 1.0;\n", idx);
         shader_addline(buffer, "else if (t <= ffp_light[%u].cos_hphi) att = 0.0;\n", idx);
         shader_addline(buffer, "else att = pow((t - ffp_light[%u].cos_hphi)"
@@ -8965,7 +8965,7 @@ static void shader_glsl_ffp_vertex_lighting(struct wined3d_string_buffer *buffer
         if (!settings->normal)
             continue;
         shader_addline(buffer, "att = 1.0;\n");
-        shader_addline(buffer, "dir = normalize(ffp_light[%u].direction.xyz);\n", idx);
+        shader_addline(buffer, "dir = ffp_normalize(ffp_light[%u].direction.xyz);\n", idx);
         shader_glsl_ffp_vertex_lighting_footer(buffer, settings, idx, legacy_lighting);
     }

@@ -8975,7 +8975,7 @@ static void shader_glsl_ffp_vertex_lighting(struct wined3d_string_buffer *buffer
         if (!settings->normal)
             continue;
         shader_addline(buffer, "att = 1.0;\n");
-        shader_addline(buffer, "dir = normalize(ffp_light[%u].position.xyz);\n", idx);
+        shader_addline(buffer, "dir = ffp_normalize(ffp_light[%u].position.xyz);\n", idx);
         shader_glsl_ffp_vertex_lighting_footer(buffer, settings, idx, legacy_lighting);
     }