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GPU: Address Feedback.

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This commit is contained in:
Fernando Sahmkow 2020-02-13 18:16:07 -04:00
parent 8e9a4944db
commit d6ed31b9fa
2 changed files with 10 additions and 11 deletions
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14
src/video_core/gpu.cpp
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@ -123,15 +123,17 @@ bool GPU::CancelSyncptInterrupt(const u32 syncpoint_id, const u32 value) {
return true;
}
// This values were reversed engineered by fincs from NVN
// The gpu clock is reported in units of 385/625 nanoseconds
constexpr u64 gpu_ticks_num = 384;
constexpr u64 gpu_ticks_den = 625;
u64 GPU::GetTicks() const {
// This values were reversed engineered by fincs from NVN
// The gpu clock is reported in units of 385/625 nanoseconds
constexpr u64 gpu_ticks_num = 384;
constexpr u64 gpu_ticks_den = 625;
const u64 cpu_ticks = system.CoreTiming().GetTicks();
const u64 nanoseconds = Core::Timing::CyclesToNs(cpu_ticks).count();
return (nanoseconds * gpu_ticks_num) / gpu_ticks_den;
const u64 nanoseconds_num = nanoseconds / gpu_ticks_den;
const u64 nanoseconds_rem = nanoseconds % gpu_ticks_den;
return nanoseconds_num * gpu_ticks_num + (nanoseconds_rem * gpu_ticks_num) / gpu_ticks_den;
}
void GPU::FlushCommands() {