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[Test] (P13 W4a): the readback positive control applies where the words come from a shadow

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swung0x48
2026-10-06 04:37:28 -04:00
parent 520bafe823
commit cef29781c5
1 changed files with 8 additions and 3 deletions
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MobileGL/MG_IntegrationTest/Scenarios/GpuWrittenDrawInputScenario.cpp
+8 -3
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@@ -859,9 +859,14 @@ void main() { command[0] = 6u; command[1] = 1u; command[2] = 3u; command[3] = 0u
ASSERT_TRUE(PeekWireIndirectCounters(&after));
EXPECT_EQ(FirstGLError(), 0u);
EXPECT_TRUE(IsGreen(Half(image, 0))) << "the client-array control did not draw (" << Half(image, 0) << ")";
EXPECT_GE(after.resourceReadbacks - before.resourceReadbacks, 1u)
<< "the positive control read nothing back: either the counter is dead or the command words "
"a client-array snapshot needs were taken from a stale shadow";
// The words are read from the frontend SHADOW by Espryt (and by every client that
// snapshots), so there the readback is required; Magma's monolith arm reads them from its
// own host-visible store and needs none, and asserting one there would be asserting a cost.
if (Gl().BackendName() == "DirectGLES" || PeekSplitRuntime().transportName != "monolith") {
EXPECT_GE(after.resourceReadbacks - before.resourceReadbacks, 1u)
<< "the positive control read nothing back: either the counter is dead or the command "
"words a client-array snapshot needs were taken from a stale shadow";
}
}
} // namespace MGITest