bf58add00e
This reverts commit e7a8f85e4f.
Reason for revert: must revert dependent CL
Original change's description:
> Only include header once in combined MSL shader.
>
> Bug: skia:11389
> Change-Id: I3e24dcaa2cfeddc7efd7985f9f42a59bfc8175f2
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/385137
> Reviewed-by: John Stiles <johnstiles@google.com>
> Commit-Queue: Jim Van Verth <jvanverth@google.com>
TBR=jvanverth@google.com,johnstiles@google.com
Change-Id: I7a886b6c57a666e54e65365e41dcb57bd9ab4ba6
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:11389
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/385237
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: Michael Ludwig <michaelludwig@google.com>
35 lines
1.3 KiB
Metal
35 lines
1.3 KiB
Metal
#include <metal_stdlib>
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#include <simd/simd.h>
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using namespace metal;
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struct Inputs {
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};
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struct Outputs {
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float4 sk_Position [[position]];
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float2 vcoord_Stage0 [[user(locn1)]];
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float sk_PointSize [[point_size]];
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};
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vertex Outputs vertexMain(Inputs _in [[stage_in]], uint sk_VertexID [[vertex_id]], uint sk_InstanceID [[instance_id]]) {
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Outputs _out;
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(void)_out;
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int x = sk_InstanceID % 200;
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int y = sk_InstanceID / 200;
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int ileft = (sk_InstanceID * 929) % 17;
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int iright = (ileft + 1) + (sk_InstanceID * 1637) % (17 - ileft);
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int itop = (sk_InstanceID * 313) % 17;
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int ibot = (itop + 1) + (sk_InstanceID * 1901) % (17 - itop);
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float outset = 0.03125;
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outset = 0 == (x + y) % 2 ? -outset : outset;
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float l = float(ileft) / 16.0 - outset;
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float r = float(iright) / 16.0 + outset;
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float t = float(itop) / 16.0 - outset;
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float b = float(ibot) / 16.0 + outset;
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float2 vertexpos;
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vertexpos.x = float(x) + (0 == sk_VertexID % 2 ? l : r);
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vertexpos.y = float(y) + (0 == sk_VertexID / 2 ? t : b);
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_out.vcoord_Stage0.x = float(0 == sk_VertexID % 2 ? -1 : 1);
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_out.vcoord_Stage0.y = float(0 == sk_VertexID / 2 ? -1 : 1);
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_out.sk_Position = float4(vertexpos.x, vertexpos.y, 0.0, 1.0);
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return (_out.sk_Position.y = -_out.sk_Position.y, _out);
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}
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