wined3d: Clamp diffuse and specular color in GLSL vertex ffp replacement for core profile.

Signed-off-by: Matteo Bruni <mbruni@codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

wined3d: Clamp diffuse and specular color in GLSL vertex ffp replacement for core profile.
5e7a015b · Matteo Bruni · Alexandre Julliard · 50dc7b95 · 5e7a015b
Commit 5e7a015b authored Mar 25, 2016 by Matteo Bruni Committed by Alexandre Julliard Mar 28, 2016
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glsl_shader.c dlls/wined3d/glsl_shader.c +5 -0

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--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -6180,6 +6180,11 @@ static GLuint shader_glsl_generate_ffp_vertex_shader(struct shader_glsl_priv *pr
        shader_addline(buffer, "gl_FrontColor = ffp_varying_diffuse;\n");
        shader_addline(buffer, "gl_FrontSecondaryColor = ffp_varying_specular;\n");
    }
+    else
+    {
+        shader_addline(buffer, "ffp_varying_diffuse = clamp(ffp_varying_diffuse, 0.0, 1.0);\n");
+        shader_addline(buffer, "ffp_varying_specular = clamp(ffp_varying_specular, 0.0, 1.0);\n");
+    }

    for (i = 0; i < MAX_TEXTURES; ++i)
    {