[saco] Implement texture related functions

saco/game/textures.cpp

@@ -0,0 +1,180 @@
+
+#include <windows.h>
+#include "textures.h"
+
+//-----------------------------------------------------------
+
+int FindTextureSlot(char *szName)
+{
+	int iRetVal;
+
+	_asm push szName
+	_asm mov edx, 0x731850
+	_asm call edx
+	_asm pop edx
+	_asm mov iRetVal, eax
+
+	return iRetVal;
+}
+
+//-----------------------------------------------------------
+
+int AddTextureSlot(char *szName)
+{
+	int iResult;
+
+	_asm push szName
+	_asm mov edx, 0x731C80
+	_asm call edx
+	_asm pop edx
+	_asm mov iResult, eax
+
+	return iResult;
+}
+
+//-----------------------------------------------------------
+
+int LoadTexture(int iIndex, char *szName)
+{
+	BYTE byteResult = 0;
+
+	_asm xor eax, eax
+	_asm push szName
+	_asm push iIndex
+	_asm mov edx, 0x7320B0
+	_asm call edx
+	_asm mov byteResult, al
+	_asm pop edx
+	_asm pop edx
+
+	return byteResult;
+}
+
+//-----------------------------------------------------------
+
+void AddTextureRef(int iIndex)
+{
+	_asm push iIndex
+	_asm mov edx, 0x731A00
+	_asm call edx
+	_asm pop edx
+}
+
+//-----------------------------------------------------------
+
+void RemoveTextureRef(int iIndex)
+{
+	_asm push iIndex
+	_asm mov edx, 0x731A30
+	_asm call edx
+	_asm pop edx
+}
+
+//-----------------------------------------------------------
+
+void PushCurrentTexture()
+{
+	_asm mov edx, 0x7316A0
+	_asm call edx
+}
+
+//-----------------------------------------------------------
+
+void PopCurrentTexture()
+{
+	_asm mov edx, 0x7316B0
+	_asm call edx
+}
+
+//-----------------------------------------------------------
+
+void SetCurrentTexture(int iIndex)
+{
+	_asm push iIndex
+	_asm mov edx, 0x7319C0
+	_asm call edx
+	_asm pop edx
+}
+
+//-----------------------------------------------------------
+
+DWORD ReloadTexture(char *szName)
+{
+	DWORD dwThisTexture = 0;
+
+	_asm push szName
+	_asm lea ecx, dwThisTexture
+	_asm mov edx, 0x727270
+	_asm call edx
+
+	return dwThisTexture;
+}
+
+//-----------------------------------------------------------
+
+void DestroyTexture(DWORD dwTexture)
+{
+	_asm mov eax, dwTexture
+	_asm mov dwTexture, eax
+	_asm lea ecx, dwTexture
+	_asm mov edx, 0x7281E0
+	_asm call edx
+}
+
+//-----------------------------------------------------------
+
+void RemoveTextureSlotByName(char *szName)
+{
+	int iIndex = FindTextureSlot(szName);
+
+	if(iIndex == -1) return;
+
+	_asm push iIndex
+	_asm mov edx, 0x731CD0
+	_asm call edx
+	_asm pop edx
+}
+
+//-----------------------------------------------------------
+
+void RemoveTexture(int iIndex)
+{
+	if(iIndex == -1) return;
+
+	_asm push iIndex
+	_asm mov edx, 0x731E90
+	_asm call edx
+	_asm pop edx
+}
+
+//-----------------------------------------------------------
+
+void RemoveTextureSlot(int iIndex)
+{
+	if(iIndex == -1) return;
+
+	_asm push iIndex
+	_asm mov edx, 0x731CD0
+	_asm call edx
+	_asm pop edx
+}
+
+//-----------------------------------------------------------
+
+int GetTextureNumRefs(int iIndex)
+{
+	int iRetVal = -1;
+
+	if(iIndex == -1) return -1;
+
+	_asm push iIndex
+	_asm mov edx, 0x731AA0
+	_asm call edx
+	_asm mov iRetVal, eax
+	_asm pop edx
+
+	return iRetVal;
+}
+
+//-----------------------------------------------------------
+// EOF

saco/game/textures.h

@@ -0,0 +1,21 @@
+
+#pragma once
+
+//-----------------------------------------------------------
+
+int FindTextureSlot(char *szName);
+int AddTextureSlot(char *szName);
+int LoadTexture(int iIndex, char *szName);
+void AddTextureRef(int iIndex);
+void RemoveTextureRef(int iIndex);
+void PushCurrentTexture();
+void PopCurrentTexture();
+void SetCurrentTexture(int iIndex);
+DWORD ReloadTexture(char *szName);
+void DestroyTexture(DWORD dwTexture);
+void RemoveTextureSlotByName(char *szName);
+void RemoveTexture(int iIndex);
+void RemoveTextureSlot(int iIndex);
+int GetTextureNumRefs(int iIndex);
+
+//-----------------------------------------------------------