Compatibility fixes

[libs/gl.git] / source / programbuilder.cpp

diff --git a/source/programbuilder.cpp b/source/programbuilder.cpp
index 4043fc4471648f6dec62d611c7cf07479548c545..636d87a92018bdd7542007f9b7437193c33780f1 100644 (file)
--- a/source/programbuilder.cpp
+++ b/source/programbuilder.cpp
@@ -66,7 +66,7 @@ const ProgramBuilder::StandardVariable ProgramBuilder::standard_variables[] =
        { FRAGMENT, "tex_sample", "vec4", "texture2D(texture, texture_coord)", 0 },
 
        { VERTEX, "gl_Position", 0, "gl_ProjectionMatrix*eye_vertex", 0 },
-       { VERTEX, "shd_vertex", "vec3", "eye_vertex*eye_shd_rmatrix", 0 },
+       { VERTEX, "shd_vertex", "vec3", "(eye_vertex*eye_shd_rmatrix).xyz", 0 },
        { VERTEX, "eye_shd_rmatrix", "mat4", "mat4(gl_EyePlaneS[shadow_unit], gl_EyePlaneT[shadow_unit], gl_EyePlaneR[shadow_unit], vec4(0.0, 0.0, 0.0, 1.0))", 0 },
        { VERTEX, "tbn_light_dir", "vec3", "eye_light_dir*eye_tbn_matrix", 0 },
        { VERTEX, "eye_light_dir", "vec3", "normalize(gl_LightSource[0].position.xyz-eye_vertex.xyz*gl_LightSource[0].position.w)", 0 },