Test/spv.meshShaderPerViewUserDefined.mesh

   1 #version 450
   2
   3 #define MAX_VER  81
   4 #define MAX_PRIM 32
   5 #define MAX_VIEWS gl_MaxMeshViewCountNV
   6
   7 #define BARRIER() \
   8     memoryBarrierShared(); \
   9     barrier();
  10
  11 #extension GL_NV_mesh_shader : enable
  12
  13 layout(local_size_x = 32) in;
  14
  15 layout(max_vertices=MAX_VER) out;
  16 layout(max_primitives=MAX_PRIM) out;
  17 layout(triangles) out;
  18
  19 // test use of user-defined per-view attributes
  20
  21 // mix of single-view and per-view attributes
  22 layout(location=0) out block {
  23     perprimitiveNV perviewNV vec4 color1[][3];  // Implicitly sized
  24     perprimitiveNV vec4 color2[3];
  25     perviewNV vec4 color3[MAX_VIEWS][3];        // Explicitly sized
  26     vec4 color4;
  27 } b[];
  28
  29 // per-view block attributes
  30 perviewNV layout(location=10) out perviewBlock {
  31     perprimitiveNV vec4 color5[];              // Implicitly sized
  32     perprimitiveNV vec4 color6[MAX_VIEWS][3];  // Explicitly sized
  33     vec4 color7[][3];                          // Implicitly sized
  34     vec4 color8[MAX_VIEWS];                    // Explicitly sized
  35 } b2[];
  36
  37 // per-view non-block attributes
  38 perviewNV                layout(location=18) out vec4 nonBlk1[MAX_VER][MAX_VIEWS]; // Explicit+Explicit
  39 perviewNV perprimitiveNV layout(location=19) out vec4 nonBlk2[MAX_PRIM][];         // Explicit+Implicit
  40 perviewNV                layout(location=20) out vec4 nonBlk3[][MAX_VIEWS];        // Implicit+Explicit
  41 perviewNV perprimitiveNV layout(location=21) out vec4 nonBlk4[][];                 // Implicit+Implicit
  42
  43 // per-view non-block array attributes
  44 perviewNV                layout(location=22) out vec4 nonBlkArr1[MAX_VER][MAX_VIEWS][2]; // Explicit+Explicit
  45 perviewNV perprimitiveNV layout(location=24) out vec4 nonBlkArr2[MAX_PRIM][][2];         // Explicit+Implicit
  46 perviewNV                layout(location=26) out vec4 nonBlkArr3[][MAX_VIEWS][2];        // Implicit+Explicit
  47 perviewNV perprimitiveNV layout(location=28) out vec4 nonBlkArr4[][][2];                 // Implicit+Implicit
  48
  49 void main()
  50 {
  51     uint iid = gl_LocalInvocationID.x;
  52     uint viewID = gl_MeshViewIndicesNV[gl_MeshViewCountNV%MAX_VIEWS];
  53
  54     b[iid].color1[viewID][2] = vec4(1.0);
  55     b[iid].color2[1]         = vec4(2.0);
  56     b[iid].color3[viewID][2] = vec4(3.0);
  57     b[iid].color4            = vec4(4.0);
  58
  59     BARRIER();
  60
  61     b2[iid].color5[viewID]    = vec4(5.0);
  62     b2[iid].color6[viewID][1] = vec4(6.0);
  63     b2[iid].color7[viewID][2] = vec4(7.0);
  64     b2[iid].color8[viewID]    = vec4(8.0);
  65
  66     BARRIER();
  67 }
  68