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[GPU] Improved fake ZPD for QueryBatch titles

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This commit is contained in:
bomabomabomaboma
2026-05-01 21:09:16 +00:00
committed by Radosław Gliński
parent 6e1bd0a9a6
commit 08c0cf5ad0
3 changed files with 16 additions and 9 deletions
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13
src/xenia/gpu/pm4_command_processor_implement.h
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@@ -988,11 +988,18 @@ bool COMMAND_PROCESSOR::ExecutePacketType3_EVENT_WRITE_ZPD(
// every query. Each ISSUE snapshots the sample count into a new slot and
// recovers the total by looking at differences between slots.
// END detection isn't sufficient here.
if (cvars::query_occlusion_batched) {
if (cvars::query_occlusion_querybatch_range > 0) {
// Mimic batched behavior by reporting a running count and writing it on
// every event.
const uint32_t step = std::max(uint32_t(1), samples);
batched_samples = std::min(batched_samples, UINT32_MAX - step) + step;
const uint32_t base =
static_cast<uint32_t>(cvars::query_occlusion_sample_lower_threshold);
const uint32_t range =
static_cast<uint32_t>(cvars::query_occlusion_querybatch_range);
if (batched_samples < base || batched_samples - base + 1 >= range) {
batched_samples = base;
} else {
++batched_samples;
}
pSampleCounts->ZPass_A = batched_samples;
pSampleCounts->Total_A = batched_samples;
} else if (is_end_via_z_pass || is_end_via_z_fail) {