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/third_party/mesa3d/src/compiler/nir/
H A Dnir_lower_tex.c611 * vec3 abs_p, Q, dQdx, dQdy; in lower_gradient_cube_map()
615 * dQdx = ir->lod_info.grad.dPdx.yzx; in lower_gradient_cube_map()
620 * dQdx = ir->lod_info.grad.dPdx.xzy; in lower_gradient_cube_map()
625 * dQdx = ir->lod_info.grad.dPdx; in lower_gradient_cube_map()
638 * dx = recip * ( dQdx.xy - Q.xy * (dQdx.z * recip) ); in lower_gradient_cube_map()
672 nir_ssa_def *Q, *dQdx, *dQdy; in lower_gradient_cube_map() local
686 dQdx = nir_bcsel(b, cond_z, in lower_gradient_cube_map()
701 * dx = recip * ( dQdx.xy - (tmp * dQdx in lower_gradient_cube_map()
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