wined3d: Don't read texcoord attributes unless necessary.

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: Don't read texcoord attributes unless necessary.
6654af10 · Matteo Bruni · Alexandre Julliard · dd5cf167 · 6654af10
Commit 6654af10 authored Mar 31, 2016 by Matteo Bruni Committed by Alexandre Julliard Apr 01, 2016
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glsl_shader.c dlls/wined3d/glsl_shader.c +2 -3

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--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -6149,10 +6149,9 @@ static GLuint shader_glsl_generate_ffp_vertex_shader(struct shader_glsl_priv *pr
    for (i = 0; i < MAX_TEXTURES; ++i)
    {
        unsigned int coord_idx = settings->texgen[i] & 0x0000ffff;
-        if ((settings->texgen[i] & 0xffff0000) == WINED3DTSS_TCI_PASSTHRU)
-        {
+        if ((settings->texgen[i] & 0xffff0000) == WINED3DTSS_TCI_PASSTHRU
+                && settings->texcoords & (1u << i))
            shader_addline(buffer, "vec4 ffp_attrib_texcoord%u = vs_in%u;\n", i, coord_idx + WINED3D_FFP_TEXCOORD0);
-        }
    }

    shader_addline(buffer, "ffp_attrib_blendweight[%u] = 1.0;\n", settings->vertexblends);