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[Fix] (SelfTest): read the probe-saved texture bindings off the same unit the restore puts them back on

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swung0x48
2026-08-25 05:40:08 -04:00
parent b3100b0de5
commit d83a48da5c
1 changed files with 6 additions and 0 deletions
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MobileGL/MG_Util/SelfTest/DriverBugProbes.cpp
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@@ -154,6 +154,12 @@ namespace MobileGL::MG_Util::SelfTest {
state.depthTest = gl.glIsEnabled(GL_DEPTH_TEST);
state.blend = gl.glIsEnabled(GL_BLEND);
gl.glGetIntegerv(GL_ACTIVE_TEXTURE, &state.activeTexture);
// Unit 0 is selected BEFORE the per-unit bindings are read, because Restore puts them
// back on unit 0 unconditionally. Reading them off whatever unit happened to be
// active and writing them to unit 0 would corrupt unit 0's binding for whoever runs
// next - harmless while every probe ran from the POST screen with nothing else using
// the context, and not harmless now that one of them runs from a live draw path.
if (gl.glActiveTexture != nullptr) gl.glActiveTexture(GL_TEXTURE0);
gl.glGetIntegerv(GL_TEXTURE_BINDING_2D, &state.texture2D);
gl.glGetIntegerv(GL_TEXTURE_BINDING_2D_MULTISAMPLE, &state.texture2DMultisample);
gl.glGetIntegerv(GL_TEXTURE_BINDING_2D_ARRAY, &state.texture2DArray);