feat(platform): Centralize platform-specific WebGPU code and improve shader composition

1 files changed, 10 insertions, 0 deletions

diff --git a/src/gpu/effects/shader_composer.cc b/src/gpu/effects/shader_composer.cc
index b746f8b..5cd8699 100644
--- a/src/gpu/effects/shader_composer.cc
+++ b/src/gpu/effects/shader_composer.cc
@@ -2,6 +2,7 @@
 // It implements the ShaderComposer class.
 
 #include "gpu/effects/shader_composer.h"
+#include "util/asset_manager.h"
 #include <set>
 #include <sstream>
 
@@ -86,3 +87,12 @@ ShaderComposer::Compose(const std::vector<std::string>& dependencies,
 
   return ss.str();
 }
+
+std::string
+ShaderComposer::Compose(const std::vector<std::string>& dependencies,
+                        AssetId main_code_asset_id,
+                        const CompositionMap& substitutions) {
+  size_t size;
+  const char* main_code = reinterpret_cast<const char*>(GetAsset(main_code_asset_id, &size));
+  return Compose(dependencies, std::string(main_code, size), substitutions);
+}