add gltfio FFI methods and expose texture/render target creation directly

2025-03-17 18:53:36 +08:00
parent 2244359edd
commit bff76f184e
15 changed files with 622 additions and 202 deletions
--- a/thermion_dart/native/src/c_api/TRenderTarget.cpp
+++ b/thermion_dart/native/src/c_api/TRenderTarget.cpp
@@ -0,0 +1,41 @@
+#include "c_api/TScene.h"
+
+#include <filament/Engine.h>
+#include <filament/Fence.h>
+#include <filament/RenderTarget.h>
+#include <filament/Texture.h>
+#include <filament/TextureSampler.h>
+
+#include "Log.hpp"
+
+#ifdef __cplusplus
+namespace thermion
+{
+    extern "C"
+    {
+        using namespace filament;
+#endif
+
+        EMSCRIPTEN_KEEPALIVE TRenderTarget *RenderTarget_create(
+            TEngine *tEngine,
+            uint32_t width,
+            uint32_t height,
+            TTexture *tColor,
+            TTexture *tDepth)
+        {
+            auto engine = reinterpret_cast<filament::Engine *>(tEngine);
+            auto color = reinterpret_cast<filament::Texture *>(tColor);
+            auto depth = reinterpret_cast<filament::Texture *>(tDepth);
+            
+            auto rt = filament::RenderTarget::Builder()
+                        .texture(RenderTarget::AttachmentPoint::COLOR, color)
+                        .texture(RenderTarget::AttachmentPoint::DEPTH, depth)
+                        .build(*engine);
+            return reinterpret_cast<TRenderTarget *>(rt);
+        }
+
+
+#ifdef __cplusplus
+    }
+}
+#endif