Fix undeclared identifier error in lightmapper_cpu.cpp

Compiling with latest clang on macOS produced this error: use of undeclared identifier 'rand'.

Fixes godotengine/godot#45342

This file is not present in 4.0/master.
This commit is contained in:
Andy Maloney 2021-01-21 13:04:36 -05:00
parent 9d1d4d1f6a
commit 85377e96d2

View File

@ -777,7 +777,7 @@ void LightmapperCPU::_compute_direct_light(uint32_t p_idx, void *r_lightmap) {
_ALWAYS_INLINE_ float uniform_rand() {
/* Algorithm "xor" from p. 4 of Marsaglia, "Xorshift RNGs" */
static thread_local uint32_t state = rand();
static thread_local uint32_t state = Math::rand();
state ^= state << 13;
state ^= state >> 17;
state ^= state << 5;