From 919199284d3a51c1e3e34f79d65f34bdd0827034 Mon Sep 17 00:00:00 2001
From: RD42 <42702181+dashr9230@users.noreply.github.com>
Date: Sun, 4 Aug 2024 22:28:46 +0800
Subject: [PATCH] [saco] Implement/match `RwCameraClear(...)`

---
 saco/game/rwstuff.cpp | 14 ++++++++++++++
 saco/game/rwstuff.h   |  2 ++
 2 files changed, 16 insertions(+)

diff --git a/saco/game/rwstuff.cpp b/saco/game/rwstuff.cpp
index e618ff5..5544d0c 100644
--- a/saco/game/rwstuff.cpp
+++ b/saco/game/rwstuff.cpp
@@ -128,6 +128,20 @@ void RpWorldAddCamera(RwCamera *camera)
 	_asm pop edx
 }
 
+void RwCameraClear(RwCamera *camera, RwRGBA *color, int clearMode)
+{
+	DWORD dwFunc = (iGtaVersion != GTASA_VERSION_USA10) ? 0x7EE380 : 0x7EE340;
+
+	_asm push clearMode
+	_asm push color
+	_asm push camera
+	_asm mov edx, dwFunc
+	_asm call edx
+	_asm pop edx
+	_asm pop edx
+	_asm pop edx
+}
+
 void RwObjectHasFrameSetFrame(RwCamera *camera, RwFrame *frame)
 {
 	DWORD dwFunc = (iGtaVersion != GTASA_VERSION_USA10) ? 0x804F30 : 0x804EF0l;
diff --git a/saco/game/rwstuff.h b/saco/game/rwstuff.h
index 0592630..2c289a9 100644
--- a/saco/game/rwstuff.h
+++ b/saco/game/rwstuff.h
@@ -8,6 +8,7 @@ struct RwCamera { char _gap0; };
 struct RpLight { char _gap0; };
 struct RwRGBAReal { float r, g, b, a; };
 struct RpAtomic { char _gap0; };
+struct RwRGBA { char _gap0; };
 
 RwRaster* RwRasterCreate(int width, int height, int depth, int flags);
 RwTexture* RwTextureCreate(RwRaster *raster);
@@ -19,6 +20,7 @@ RwCamera* RwCameraCreate();
 void RwRasterDestroy(RwRaster *raster);
 void CShadowCamera_Create(int iRasterSize);
 void RpWorldAddCamera(RwCamera *camera);
+void RwCameraClear(RwCamera *camera, RwRGBA *color, int clearMode);
 void RwObjectHasFrameSetFrame(RwCamera *camera, RwFrame *frame);
 void SetCameraFrameAndZBuffer(RwCamera *camera, RwRaster *frameBuffer, RwRaster *zBuffer);
 void RwCameraSetClipPlane(RwCamera *camera, float farClip, float nearClip);