From 5bf13c7f48fe91c7902ce50250bc1a5a2398a2ae Mon Sep 17 00:00:00 2001
From: red031000 <rubenru09@aol.com>
Date: Fri, 23 Jul 2021 01:11:15 +0100
Subject: separate out libs to libc, libnns and NitroSDK

---
 arm9/lib/NitroSDK/src/GX_g3.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 arm9/lib/NitroSDK/src/GX_g3.c

(limited to 'arm9/lib/NitroSDK/src/GX_g3.c')

diff --git a/arm9/lib/NitroSDK/src/GX_g3.c b/arm9/lib/NitroSDK/src/GX_g3.c
new file mode 100644
index 00000000..45b6b11b
--- /dev/null
+++ b/arm9/lib/NitroSDK/src/GX_g3.c
@@ -0,0 +1,35 @@
+#include "global.h"
+#include "gx.h"
+
+
+ARM_FUNC void G3_BeginMakeDL(struct GXDLInfo *displaylist, void *r1, u32 r2){
+    displaylist->length = r2;
+    displaylist->bottom = r1;
+    displaylist->curr_cmd = r1;
+    displaylist->curr_param = (u32 *)r1 + 1;
+    displaylist->param0_cmd_flg = 0x0;
+}
+
+ARM_FUNC s32 G3_EndMakeDL(struct GXDLInfo *displaylist){
+    if (displaylist->bottom == (u32 *)displaylist->curr_cmd)
+        return 0;
+    //pads the buffer with 0 to 4byte alignment if needed
+    switch((u32)displaylist->curr_cmd & 0x3)
+    {
+    case 0:
+        return displaylist->curr_cmd - (u8 *)displaylist->bottom;
+    case 1:
+        *displaylist->curr_cmd++ = 0x0;
+    case 2:
+        *displaylist->curr_cmd++ = 0x0;
+    case 3:
+        *displaylist->curr_cmd++ = 0x0;
+    }
+    if (displaylist->param0_cmd_flg)
+    {
+        *displaylist->curr_param++ = 0x0;
+        displaylist->param0_cmd_flg = 0x0;
+    }
+    displaylist->curr_cmd = (u8 *)displaylist->curr_param;
+    return displaylist->curr_cmd - (u8 *)displaylist->bottom;
+}
-- 
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