From 17bd262f603e2a8a250e2942eca41e5c622d8940 Mon Sep 17 00:00:00 2001
From: xXJsonDeruloXx <danielhimebauch@gmail.com>
Date: Sat, 1 Aug 2026 14:46:52 -0400
Subject: Squashed 'vendor/bionic-fg/' content from commit 9a81c36

git-subtree-dir: vendor/bionic-fg
git-subtree-split: 9a81c36d1017c3f1c85e395df8545a93868492df
---
 src/session.cpp | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 src/session.cpp

(limited to 'src/session.cpp')

diff --git a/src/session.cpp b/src/session.cpp
new file mode 100644
index 0000000..f01769d
--- /dev/null
+++ b/src/session.cpp
@@ -0,0 +1,96 @@
+#include "bionic_fg/session.hpp"
+
+#include "logging.hpp"
+#include "shaders_registry.hpp"
+
+#include <chrono>
+#include <sstream>
+
+namespace bionic_fg {
+namespace {
+
+std::uint64_t nowMs() {
+    using namespace std::chrono;
+    return duration_cast<milliseconds>(steady_clock::now().time_since_epoch()).count();
+}
+
+std::size_t countValidShaders() {
+    std::size_t valid = 0;
+    for (const auto& shader : embedded::kShaderRegistry) {
+        if (embedded::IsValidSpirv(shader)) {
+            ++valid;
+        }
+    }
+    return valid;
+}
+
+} // namespace
+
+Session::Session(Config config)
+    : config_(config)
+    , embeddedShaderCount_(EmbeddedShaderCount())
+    , validShaderCount_(ValidEmbeddedShaderCount())
+    , createdAtMs_(nowMs()) {
+    config_.sanitize();
+    readyForHostIntegration_ = embeddedShaderCount_ > 0 && embeddedShaderCount_ == validShaderCount_;
+    BFG_LOGI(
+        "Session bootstrap: %zushaders/%zu valid, multiplier=%u flowScale=%.2f model=%u ready=%s",
+        validShaderCount_,
+        embeddedShaderCount_,
+        config_.multiplier,
+        config_.flowScale,
+        config_.model,
+        readyForHostIntegration_ ? "true" : "false"
+    );
+}
+
+void Session::updateConfig(Config config) {
+    config_ = config;
+    config_.sanitize();
+}
+
+std::string Session::describe() const {
+    std::ostringstream out;
+    out
+        << "BionicFGSession{" 
+        << "width=" << config_.width
+        << ", height=" << config_.height
+        << ", multiplier=" << config_.multiplier
+        << ", flowScale=" << config_.flowScale
+        << ", model=" << config_.model
+        << ", shaders=" << validShaderCount_ << "/" << embeddedShaderCount_
+        << ", readyForHostIntegration=" << (readyForHostIntegration_ ? "true" : "false")
+        << ", createdAtMs=" << createdAtMs_
+        << '}';
+    return out.str();
+}
+
+std::size_t Session::EmbeddedShaderCount() {
+    return embedded::kShaderRegistry.size();
+}
+
+std::size_t Session::ValidEmbeddedShaderCount() {
+    static const std::size_t valid = countValidShaders();
+    return valid;
+}
+
+std::string Session::DescribeEmbeddedBundle() {
+    std::ostringstream out;
+    out
+        << "BionicFGEmbeddedBundle{" 
+        << "shaderCount=" << EmbeddedShaderCount()
+        << ", validShaderCount=" << ValidEmbeddedShaderCount();
+
+    if (!embedded::kShaderRegistry.empty()) {
+        const auto& first = embedded::kShaderRegistry.front();
+        const auto& last = embedded::kShaderRegistry.back();
+        out
+            << ", first=\"" << first.name << "\""
+            << ", last=\"" << last.name << "\"";
+    }
+
+    out << '}';
+    return out.str();
+}
+
+} // namespace bionic_fg
-- 
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