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@@ -2002,6 +2002,17 @@ glsl_compile_and_link() {
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// glsl_report_shader_errors(*it);
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//}
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+ // Under core OpenGL, we have to make sure that we bind something to
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+ // attribute 0. Make sure that this is the position array.
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+ _glgsg->_glBindAttribLocation(_glsl_program, 0, "p3d_Vertex");
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+ _glgsg->_glBindAttribLocation(_glsl_program, 0, "vertex");
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+
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+ // While we're at it, let's also map these to fixed locations. These
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+ // attributes were historically fixed to these locations, so it might
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+ // help a buggy driver.
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+ _glgsg->_glBindAttribLocation(_glsl_program, 2, "p3d_Normal");
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+ _glgsg->_glBindAttribLocation(_glsl_program, 3, "p3d_Color");
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+
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// If we requested to retrieve the shader, we should indicate that before linking.
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#if !defined(NDEBUG) && !defined(OPENGLES)
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if (gl_dump_compiled_shaders && _glgsg->_supports_get_program_binary) {
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rdb