From 847962910f0bff071f3bf07c9abb87764fb6cac3 Mon Sep 17 00:00:00 2001
From: claude-bot <claude@ancap.in.ua>
Date: Mon, 13 Jul 2026 12:40:03 +0000
Subject: Import aap/librw @ master

Snapshot for re3/reVC vendoring, per @lzcnt.
Source: https://github.com/aap/librw (master).
---
 src/gl/rwwdgl.h | 88 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 src/gl/rwwdgl.h

(limited to 'src/gl/rwwdgl.h')

diff --git a/src/gl/rwwdgl.h b/src/gl/rwwdgl.h
new file mode 100644
index 0000000..b336ba3
--- /dev/null
+++ b/src/gl/rwwdgl.h
@@ -0,0 +1,88 @@
+
+namespace rw {
+namespace wdgl {
+
+// NOTE: This is not really RW OpenGL! It's specific to WarDrum's GTA ports
+
+void registerPlatformPlugins(void);
+
+struct AttribDesc
+{
+	// arguments to glVertexAttribPointer (should use OpenGL types here)
+	// Vertex = 0, TexCoord, Normal, Color, Weight, Bone Index, Extra Color
+	uint32 index;
+	// float = 0, byte, ubyte, short, ushort
+	int32 type;
+	bool32 normalized;
+	int32 size;
+	uint32 stride;
+	uint32 offset;
+};
+
+struct InstanceDataHeader : rw::InstanceDataHeader
+{
+	int32 numAttribs;
+	AttribDesc *attribs;
+	uint32 dataSize;
+	uint8 *data;
+
+	// needed for rendering
+	uint32 vbo;
+	uint32 ibo;
+};
+
+// only RW_OPENGL
+void uploadGeo(Geometry *geo);
+void setAttribPointers(InstanceDataHeader *inst);
+
+void packattrib(uint8 *dst, float32 *src, AttribDesc *a, float32 scale);
+void unpackattrib(float *dst, uint8 *src, AttribDesc *a, float32 scale);
+
+void *destroyNativeData(void *object, int32, int32);
+Stream *readNativeData(Stream *stream, int32 len, void *object, int32, int32);
+Stream *writeNativeData(Stream *stream, int32 len, void *object, int32, int32);
+int32 getSizeNativeData(void *object, int32, int32);
+void registerNativeDataPlugin(void);
+
+void printPipeinfo(Atomic *a);
+
+class ObjPipeline : public rw::ObjPipeline
+{
+public:
+	void init(void);
+	static ObjPipeline *create(void);
+
+	uint32 numCustomAttribs;
+	uint32 (*instanceCB)(Geometry *g, int32 i, uint32 offset);
+	void (*uninstanceCB)(Geometry *g);
+};
+
+ObjPipeline *makeDefaultPipeline(void);
+
+// Skin plugin
+
+void initSkin(void);
+Stream *readNativeSkin(Stream *stream, int32, void *object, int32 offset);
+Stream *writeNativeSkin(Stream *stream, int32 len, void *object, int32 offset);
+int32 getSizeNativeSkin(void *object, int32 offset);
+
+ObjPipeline *makeSkinPipeline(void);
+
+// MatFX plugin
+
+void initMatFX(void);
+ObjPipeline *makeMatFXPipeline(void);
+
+// Raster
+
+struct Texture : rw::Texture
+{
+	void upload(void);
+	void bind(int n);
+};
+
+extern int32 nativeRasterOffset;
+void registerNativeRaster(void);
+
+}
+}
-- 
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