[Chore] (Config): triage backend-scoped env toggles under MOBILEGL_ESPRYT_ and MOBILEGL_MAGMA_ prefixes

tools/piglit-android/run_piglit_android.py

@@ -118,7 +118,7 @@ def backend_env(backend, device_dir, use_angle=False):
         'MOBILEGL_LOG_FILE_PATH': f'{device_dir}/mobilegl.log',
     }
     if backend == 'DirectGLES':
-        env['MOBILEGL_USE_ANGLE'] = '1' if use_angle else '0'
+        env['MOBILEGL_ESPRYT_USE_ANGLE'] = '1' if use_angle else '0'
     if backend == 'DirectVulkan':
         # The device ICD usually lacks VK_EXT_headless_surface, which the
         # MobileGL pbuffer path needs; use a real ANativeWindow from

tools/trace_replay/README.md

@@ -284,7 +284,7 @@ unflushed persistent maps, e.g. the Create fixtures), pass
 `MOBILEGL_COHERENT_AS_FLUSH=1`. For cases registered with
 `avoid_angle_llvmpipe_explicit_lod_bias` (DirectGLES on ANGLE llvmpipe, e.g. the
 sundial-lite fixture), pass `--ez avoid_angle_llvmpipe_explicit_lod_bias true` so
-the replay runs with `MOBILEGL_AVOID_EXPLICIT_LOD_BIAS=1`.
+the replay runs with `MOBILEGL_ESPRYT_AVOID_EXPLICIT_LOD_BIAS=1`.
 
 ## Benchmark mode (frame timing)
 
@@ -380,7 +380,7 @@ ln -sf $ANGLE/libEGL.so    libEGL.so
 ln -sf $ANGLE/libGLESv2.so libGLESv2.so
 ln -sf $ANGLE/libvulkan.so.1 libvulkan.so.1   # else eglInitialize fails
 
-MOBILEGL_USE_ANGLE=1 \
+MOBILEGL_ESPRYT_USE_ANGLE=1 \
 LD_LIBRARY_PATH=~/angle-farm:/path/to/build/ \
 VK_ICD_FILENAMES=/usr/share/vulkan/icd.d/lvp_icd.json \
 ANGLE_DEFAULT_PLATFORM=vulkan \

tools/trace_replay/run_android_retrace_local.py

@@ -193,12 +193,12 @@ def run_case(case, backend, extra_args=None, timeout_seconds=None):
     env["PYTHON"] = "python"
     env["MSYS2_ARG_CONV_EXCL"] = "/data/*"
     if backend_info["use_angle"]:
-        env["MOBILEGL_USE_ANGLE"] = "1"
+        env["MOBILEGL_ESPRYT_USE_ANGLE"] = "1"
         env["MOBILEGL_TRACE_ANGLE_VARIANT"] = (
             BLISS_ANGLE_VARIANT if case["name"] == BLISS_CASE else DEFAULT_ANGLE_VARIANT
         )
     else:
-        env.pop("MOBILEGL_USE_ANGLE", None)
+        env.pop("MOBILEGL_ESPRYT_USE_ANGLE", None)
         env.pop("MOBILEGL_TRACE_ANGLE_VARIANT", None)
     result = subprocess.run(command, cwd=ROOT, env=env)
     copy_goldens(case, backend)

tools/trace_replay/skills/trace-fixture-authoring/SKILL.md

@@ -489,7 +489,7 @@ uninstall that one package first or the install fails with
 `INSTALL_FAILED_UPDATE_INCOMPATIBLE`.
 
 Match the CI environment (`.github/workflows/apk.yml` matrix): the emulator
-boots with `--gpu software` + `MOBILEGL_USE_ANGLE=1` for `DirectGLES`
+boots with `--gpu software` + `MOBILEGL_ESPRYT_USE_ANGLE=1` for `DirectGLES`
 and `--gpu lavapipe` + `MOBILEGL_MAGMA_R11G11B10F_FALLBACK=1` for
 `DirectVulkan`. The emulator's ANGLE-on-Vulkan GLES stack exercises genuinely
 different driver semantics than physical devices (e.g. indirect-draw

tools/trace_replay/trace_replay_cli.cpp

@@ -105,9 +105,9 @@ bool MatchOption(const std::string &arg, const char *name, std::string &inlineVa
 
 bool ParseArgs(int argc, char **argv, mobilegl_trace::Request &request) {
     request.backend = "DirectGLES";
-    request.fixIterationRPSubgroupScratch = ReadEnvFlag("MOBILEGL_FIX_ITERATIONRP_SUBGROUP_SCRATCH");
-    request.deriveNumSubgroups = ReadEnvFlag("MOBILEGL_DERIVE_NUM_SUBGROUPS");
-    request.iterationRPFixBarrier = ReadEnvFlag("MOBILEGL_ITERATIONRP_FIX_BARRIER");
+    request.fixIterationRPSubgroupScratch = ReadEnvFlag("MOBILEGL_MAGMA_FIX_ITERATIONRP_SUBGROUP_SCRATCH");
+    request.deriveNumSubgroups = ReadEnvFlag("MOBILEGL_MAGMA_DERIVE_NUM_SUBGROUPS");
+    request.iterationRPFixBarrier = ReadEnvFlag("MOBILEGL_MAGMA_ITERATIONRP_FIX_BARRIER");
 
     for (int i = 1; i < argc; ++i) {
         const std::string arg = argv[i];