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[Feat] (Subgroups): use native subgroups or emulate them on both backends

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swung0x48
2026-10-13 06:03:57 -04:00
parent cfbaffd757
commit d6b0eba8fe
50 changed files with 909 additions and 360 deletions
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android-plugin/app/src/main/AndroidManifest.xml
+2 -2
View File
@@ -96,8 +96,8 @@
android:name="mobilegl_disable_timerquery_title"
android:resource="@string/mobilegl_disable_timerquery_title" />
<meta-data
android:name="mobilegl_disable_subgroup_title"
android:resource="@string/mobilegl_disable_subgroup_title" />
android:name="mobilegl_subgroup_emulation_title"
android:resource="@string/mobilegl_subgroup_emulation_title" />
<meta-data
android:name="mobilegl_magma_r11g11b10f_fallback_title"
android:resource="@string/mobilegl_magma_r11g11b10f_fallback_title" />
android-plugin/app/src/main/res/values/strings.xml
+1 -1
View File
@@ -3,7 +3,7 @@
<string name="app_name">MobileGL</string>
<string name="mobilegl_backend_type_title">Rendering backend</string>
<string name="mobilegl_disable_timerquery_title">Disable GPU timer queries</string>
<string name="mobilegl_disable_subgroup_title">Disable Vulkan shader subgroups</string>
<string name="mobilegl_subgroup_emulation_title">Shader subgroup emulation</string>
<string name="mobilegl_magma_r11g11b10f_fallback_title">Use Magma R11G11B10F fallback</string>
<string name="mobilegl_frames_inflight_title">Frames in flight (1-64)</string>
<string name="mobilegl_avoid_sampler_mipmap_min_filter_title">Avoid sampler mipmap minification filters</string>
android-plugin/app/src/trace/AndroidManifest.xml
+1 -1
View File
@@ -19,7 +19,7 @@
android:name="mobilegl_disable_timerquery_title"
tools:node="remove" />
<meta-data
android:name="mobilegl_disable_subgroup_title"
android:name="mobilegl_subgroup_emulation_title"
tools:node="remove" />
<meta-data
android:name="mobilegl_magma_r11g11b10f_fallback_title"
android-plugin/app/src/trace/cpp/trace_replay_core.cpp
+4 -17
View File
@@ -194,20 +194,10 @@ bool LoadMobileGL(const Request& request, std::string& error) {
} else {
unsetenv("MOBILEGL_COHERENT_AS_FLUSH");
}
if (request.fixIterationRPSubgroupScratch) {
setenv("MOBILEGL_MAGMA_FIX_ITERATIONRP_SUBGROUP_SCRATCH", "1", 1);
if (request.iterationRPFix) {
setenv("MOBILEGL_ITRP_FIX", "ForceOn", 1);
} else {
unsetenv("MOBILEGL_MAGMA_FIX_ITERATIONRP_SUBGROUP_SCRATCH");
}
if (request.deriveNumSubgroups) {
setenv("MOBILEGL_MAGMA_DERIVE_NUM_SUBGROUPS", "1", 1);
} else {
unsetenv("MOBILEGL_MAGMA_DERIVE_NUM_SUBGROUPS");
}
if (request.iterationRPFixBarrier) {
setenv("MOBILEGL_MAGMA_ITERATIONRP_FIX_BARRIER", "1", 1);
} else {
unsetenv("MOBILEGL_MAGMA_ITERATIONRP_FIX_BARRIER");
unsetenv("MOBILEGL_ITRP_FIX");
}
if (request.fboAttachmentDumps.empty()) {
unsetenv("MOBILEGL_TRACE_DUMP_FBO_ATTACHMENTS");
@@ -991,10 +981,7 @@ bool WriteResultJson(const Request& request, const Result& result) {
<< (request.avoidAngleLlvmpipeSamplerMipmapMinFilter ? "true" : "false") << ",\n";
file << " \"avoidAngleLlvmpipeExplicitLodBias\": "
<< (request.avoidAngleLlvmpipeExplicitLodBias ? "true" : "false") << ",\n";
file << " \"fixIterationRPSubgroupScratch\": " << (request.fixIterationRPSubgroupScratch ? "true" : "false")
<< ",\n";
file << " \"deriveNumSubgroups\": " << (request.deriveNumSubgroups ? "true" : "false") << ",\n";
file << " \"iterationRPFixBarrier\": " << (request.iterationRPFixBarrier ? "true" : "false") << ",\n";
file << " \"iterationRPFix\": " << (request.iterationRPFix ? "true" : "false") << ",\n";
file << " \"holdMs\": " << request.holdMs << ",\n";
file << " \"mismatchPixels\": " << result.mismatchPixels;
if (request.benchmark) {
android-plugin/app/src/trace/cpp/trace_replay_core.hpp
+1 -3
View File
@@ -59,9 +59,7 @@ struct Request {
bool avoidAngleLlvmpipeSamplerMipmapMinFilter = false;
bool avoidAngleLlvmpipeExplicitLodBias = false;
bool coherentAsFlush = false;
bool fixIterationRPSubgroupScratch = false;
bool deriveNumSubgroups = false;
bool iterationRPFixBarrier = false;
bool iterationRPFix = false;
int holdMs = 0;
// Generic environment passthrough, each entry `KEY=VALUE` (an entry with no '='
// unsets KEY). Applied last, right before libMobileGL.so is loaded, so a knob that
android-plugin/app/src/trace/cpp/trace_replay_jni.cpp
+2 -6
View File
@@ -111,9 +111,7 @@ Java_top_mobilegl_plugin_trace_TraceReplayActivity_nativeRunTraceReplay(JNIEnv*
jboolean avoidAngleLlvmpipeSamplerMipmapMinFilter,
jboolean avoidAngleLlvmpipeExplicitLodBias,
jboolean coherentAsFlush,
jboolean fixIterationRPSubgroupScratch,
jboolean deriveNumSubgroups,
jboolean iterationRPFixBarrier,
jboolean iterationRPFix,
jstring texture2dDumps,
jboolean benchmarkMode,
jint benchmarkTailFrames,
@@ -159,9 +157,7 @@ Java_top_mobilegl_plugin_trace_TraceReplayActivity_nativeRunTraceReplay(JNIEnv*
avoidAngleLlvmpipeSamplerMipmapMinFilter == JNI_TRUE;
request.avoidAngleLlvmpipeExplicitLodBias = avoidAngleLlvmpipeExplicitLodBias == JNI_TRUE;
request.coherentAsFlush = coherentAsFlush == JNI_TRUE;
request.fixIterationRPSubgroupScratch = fixIterationRPSubgroupScratch == JNI_TRUE;
request.deriveNumSubgroups = deriveNumSubgroups == JNI_TRUE;
request.iterationRPFixBarrier = iterationRPFixBarrier == JNI_TRUE;
request.iterationRPFix = iterationRPFix == JNI_TRUE;
request.benchmark = benchmarkMode == JNI_TRUE;
request.benchmarkTailFrames = benchmarkTailFrames > 0
? benchmarkTailFrames
android-plugin/app/src/trace/java/top/mobilegl/plugin/trace/TraceReplayActivity.java
+6 -18
View File
@@ -173,9 +173,7 @@ public final class TraceReplayActivity extends Activity {
request.avoidAngleLlvmpipeSamplerMipmapMinFilter,
request.avoidAngleLlvmpipeExplicitLodBias,
request.coherentAsFlush,
request.fixIterationRPSubgroupScratch,
request.deriveNumSubgroups,
request.iterationRPFixBarrier,
request.iterationRPFix,
request.texture2dDumps,
request.benchmark,
request.benchmarkTailFrames,
@@ -210,9 +208,7 @@ public final class TraceReplayActivity extends Activity {
boolean avoidAngleLlvmpipeSamplerMipmapMinFilter,
boolean avoidAngleLlvmpipeExplicitLodBias,
boolean coherentAsFlush,
boolean fixIterationRPSubgroupScratch,
boolean deriveNumSubgroups,
boolean iterationRPFixBarrier,
boolean iterationRPFix,
String texture2dDumps,
boolean benchmark,
int benchmarkTailFrames,
@@ -340,9 +336,7 @@ public final class TraceReplayActivity extends Activity {
final boolean avoidAngleLlvmpipeSamplerMipmapMinFilter;
final boolean avoidAngleLlvmpipeExplicitLodBias;
final boolean coherentAsFlush;
final boolean fixIterationRPSubgroupScratch;
final boolean deriveNumSubgroups;
final boolean iterationRPFixBarrier;
final boolean iterationRPFix;
final String texture2dDumps;
// Benchmark (frame-timing) mode. Replays the whole trace, times every frame
// boundary, and skips the snapshot and the SSIM comparison; "passed" then only
@@ -377,9 +371,7 @@ public final class TraceReplayActivity extends Activity {
boolean avoidAngleLlvmpipeSamplerMipmapMinFilter,
boolean avoidAngleLlvmpipeExplicitLodBias,
boolean coherentAsFlush,
boolean fixIterationRPSubgroupScratch,
boolean deriveNumSubgroups,
boolean iterationRPFixBarrier,
boolean iterationRPFix,
String texture2dDumps,
boolean benchmark,
int benchmarkTailFrames,
@@ -408,9 +400,7 @@ public final class TraceReplayActivity extends Activity {
this.avoidAngleLlvmpipeSamplerMipmapMinFilter = avoidAngleLlvmpipeSamplerMipmapMinFilter;
this.avoidAngleLlvmpipeExplicitLodBias = avoidAngleLlvmpipeExplicitLodBias;
this.coherentAsFlush = coherentAsFlush;
this.fixIterationRPSubgroupScratch = fixIterationRPSubgroupScratch;
this.deriveNumSubgroups = deriveNumSubgroups;
this.iterationRPFixBarrier = iterationRPFixBarrier;
this.iterationRPFix = iterationRPFix;
this.texture2dDumps = texture2dDumps;
this.benchmark = benchmark;
this.benchmarkTailFrames = benchmarkTailFrames;
@@ -463,9 +453,7 @@ public final class TraceReplayActivity extends Activity {
intent.getBooleanExtra("avoid_angle_llvmpipe_sampler_mipmap_min_filter", false),
intent.getBooleanExtra("avoid_angle_llvmpipe_explicit_lod_bias", false),
intent.getBooleanExtra("coherent_as_flush", false),
intent.getBooleanExtra("fix_iterationrp_subgroup_scratch", false),
intent.getBooleanExtra("derive_num_subgroups", false),
intent.getBooleanExtra("iterationrp_fix_barrier", false),
intent.getBooleanExtra("itrp_fix", false),
readString(intent, "texture_2d_dumps", ""),
intent.getBooleanExtra("benchmark", false),
intent.getIntExtra("benchmark_tail_frames", 200),