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[MG_Backend] (Disaggregated): P5f fs - retain separate scratch for paused capture identities

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swung0x48
2026-09-19 23:44:59 -04:00
parent 12a9b13894
commit ddf0b5317b
1 changed files with 9 additions and 3 deletions
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MobileGL/MG_Backend/DirectGLES/DirectGLES.cpp
+9 -3
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@@ -1598,6 +1598,10 @@ namespace MobileGL::MG_Backend::DirectGLES {
SharedPtr<MG_State::GLState::ProgramObject> scatterProgram;
#if MOBILEGL_BUILD_DISAGGREGATED
SharedPtr<const MG_State::GLState::ProgramArchive> scatterArchive;
// Paused spans in different served contexts may coexist. Their captured
// bytes must not share the monolith's one reusable scratch buffer.
GLuint serverScatterBuffer = 0;
SizeT serverScatterSize = 0;
#endif
SizeT scatterCapacityVertices = 0;
};
@@ -1798,8 +1802,9 @@ namespace MobileGL::MG_Backend::DirectGLES {
// direct binding (which produces a wrong layout, but is what happened before).
Bool BindScatterCaptureBuffer(SizeT packedStride, SizeT capacityVertices) {
#if MOBILEGL_BUILD_DISAGGREGATED
auto& g_scatterBufferId = ActiveXfbState().ScatterBuffer;
auto& g_scatterBufferSize = ActiveXfbState().ScatterSize;
const Bool server = MG_Config::Transport != MG_Config::TransportMode::Monolith;
auto& g_scatterBufferId = server ? CurrentXfb().serverScatterBuffer : ActiveXfbState().ScatterBuffer;
auto& g_scatterBufferSize = server ? CurrentXfb().serverScatterSize : ActiveXfbState().ScatterSize;
#endif
if (packedStride == 0 || capacityVertices == 0) return false;
if (g_GLESFuncs.glGenBuffers == nullptr || g_GLESFuncs.glBufferData == nullptr) return false;
@@ -1838,7 +1843,8 @@ namespace MobileGL::MG_Backend::DirectGLES {
// application had put there - which is the whole point of the feature.
void ScatterCapturedRecords(XfbObjectState& xfb) {
#if MOBILEGL_BUILD_DISAGGREGATED
auto& g_scatterBufferId = ActiveXfbState().ScatterBuffer;
auto& g_scatterBufferId = MG_Config::Transport != MG_Config::TransportMode::Monolith
? xfb.serverScatterBuffer : ActiveXfbState().ScatterBuffer;
#endif
#if MOBILEGL_BUILD_DISAGGREGATED
const XfbProgramSource program{xfb.scatterProgram, xfb.scatterArchive};