attribute	highp	vec3	DT_POSITION;
attribute	highp	vec3	DT_POSITIONT;
attribute	lowp	vec2	DT_BONEWEIGHTS;
attribute	lowp	vec3	DT_BONEINDICES;
attribute	lowp	vec3	DT_NORMAL;
attribute	lowp	vec4	DT_DIFFUSE;
attribute	lowp	vec4	DT_SPECULAR;
attribute	highp	vec2	DT_TEX0;
attribute	mediump	vec2	DT_TEX1;
attribute	mediump	vec2	DT_TEX2;
attribute	mediump	vec2	DT_TEX3;
attribute	mediump	vec3	DT_TANGENT;
