tests/spec/arb_vertex_program/vp-arl-constant-array-varying.shader_test

   1 # Tests loading of a per-vertex variable entry from a constant array.
   2
   3 [require]
   4 GL >= 1.3
   5 ARB_vertex_program
   6
   7 [vertex program]
   8 !!ARBvp1.0
   9 OPTION ARB_position_invariant;
  10 PARAM vals[] =  {
  11                         { 0.75,  0.25, 0.0, 0.0},
  12                         {-0.25,  0.25, 0.0, 0.0},
  13                         { 0.75, -0.75, 0.0, 0.0},
  14                         {-0.25, -0.75, 0.0, 0.0}
  15                 };
  16 ADDRESS A0;
  17 TEMP temp;
  18 MUL temp.x, vertex.position.y, {2};
  19 ADD temp.x, temp, vertex.position.x;
  20 ARL A0.x, temp.x;
  21 ADD result.color, vals[A0.x], vertex.position.xyzz;
  22 END
  23
  24 [test]
  25 ortho 0 1 0 1
  26 clear color 0.0 1.0 1.0 1.0
  27 clear
  28 draw rect 0 0 1 1
  29 probe all rgba 0.75 0.25 0.0 0.0
  30