skia2/resources/sksl/folding/BoolFolding.sksl
John Stiles b41d5bb3a7 Add helper uniforms to Runtime Effect tests.
This lets us use descriptive names like `colorRed` and `colorGreen`
instead of `half4(1,0,0,1)` and `half4(0,1,0,1)`. It also lets us use
actual unknown values instead of synthesizing sorta-kinda-unknowns by
calling sqrt.

Change-Id: I61481c33b7ff42182955777b05cfa5fcc13e0efc
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/359567
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
2021-01-27 00:53:46 +00:00

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uniform half4 colorRed, colorGreen;
bool test() {
bool a = 1 == 1 || 2 == 8;
bool b = 1 > 1 || 2 == 8;
bool c = 1 == 1 && 2 <= 8;
bool d = 1 == 2 && 2 == 8;
bool e = 1 == 1 ^^ 1 != 1;
bool f = 1 == 1 ^^ 1 == 1;
bool g = true == true;
bool h = false == true;
bool i = true == !false;
bool j = false == !false;
return a && !b && c && !d && e && !f && g && !h && i && !j;
}
half4 main() {
return test() ? colorGreen : colorRed;
}