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[MG_Pipe, MG_Test] (Disaggregated): P5f fe - derive scalar forwards and ratchet Espryt fatals

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swung0x48
2026-09-19 22:02:23 -04:00
parent 881e050e2c
commit a0004db9cb
7 changed files with 111 additions and 69 deletions
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MobileGL/MG_Remote/Server/PipeApplier.cpp
+8 -4
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@@ -946,6 +946,9 @@ namespace MobileGL::MG_Remote::Server {
// crash or as a silent success. Contract §2 t2 says so for PatchParameteri by name.
Bool ServerVerbSink::OnBeginStreamOutput(const MG_Pipe::MGPStreamOutputBegin& begin) {
auto& state = MG_Pipe::MGPipeApplier();
state.BoundStreamOutputLifetimeId = begin.LifetimeId;
state.StreamOutputSpans[begin.LifetimeId] = begin;
const MG_Backend::GlobalBackendFunctionsTable* table = Table("begin_stream_output");
if (table == nullptr) return false;
if (table->GL.BeginTransformFeedback == nullptr) return false;
@@ -955,9 +958,6 @@ namespace MobileGL::MG_Remote::Server {
// the buffer bindings are read through the pulls. So this record's effect is not
// visible until a DRAW crosses - which is why an XFB scenario whose draw is still class
// C moves its first blocker to that draw rather than rendering.
auto& state = MG_Pipe::MGPipeApplier();
state.BoundStreamOutputLifetimeId = begin.LifetimeId;
state.StreamOutputSpans[begin.LifetimeId] = begin;
table->GL.BeginTransformFeedback(static_cast<GLenum>(begin.PrimitiveMode));
++m_streamOutputSpans;
return true;
@@ -966,7 +966,11 @@ namespace MobileGL::MG_Remote::Server {
Bool ServerVerbSink::OnEndStreamOutput(const MG_Pipe::MGPXfbAccounting& accounting) {
const MG_Backend::GlobalBackendFunctionsTable* table = Table("end_stream_output");
if (table == nullptr) return false;
if (table->GL.EndTransformFeedback == nullptr) return false;
if (table->GL.EndTransformFeedback == nullptr) {
auto& state = MG_Pipe::MGPipeApplier();
state.StreamOutputSpans.erase(state.BoundStreamOutputLifetimeId);
return false;
}
// THE THREE ACCOUNTING FIELDS ARE NOT READ, AND THAT IS THE RULING RATHER THAN AN
// OMISSION. glEndTransformFeedback takes no arguments; the numbers are the CLIENT's own
// per-span accounting (contract §2 t2's companions row) and the client is where they are