mirror of
https://github.com/DxWnd/DxWnd.reloaded
synced 2024-12-30 09:25:35 +01:00
298 lines
9.5 KiB
C++
298 lines
9.5 KiB
C++
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#define _CRT_SECURE_NO_WARNINGS
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#include <windows.h>
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#include <d3d.h>
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#include <stdio.h>
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#include "dxwnd.h"
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#include "dxwcore.hpp"
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#include "dxhook.h"
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#include "syslibs.h"
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#include "dxhelper.h"
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extern char *ExplainDDError(DWORD);
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typedef HRESULT (WINAPI *Lock_Type)(LPDIRECTDRAWSURFACE, LPRECT, LPDDSURFACEDESC, DWORD, HANDLE);
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typedef HRESULT (WINAPI *Unlock4_Type)(LPDIRECTDRAWSURFACE, LPRECT);
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typedef HRESULT (WINAPI *Unlock1_Type)(LPDIRECTDRAWSURFACE, LPVOID);
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extern Lock_Type pLock;
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extern Unlock4_Type pUnlockMethod(LPDIRECTDRAWSURFACE);
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extern int Set_dwSize_From_Surface(LPDIRECTDRAWSURFACE);
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#define GRIDSIZE 16
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/* RS Hash Function */
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static unsigned int Hash(BYTE *buf, int len)
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{
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unsigned int b = 378551;
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unsigned int a = 63689;
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DWORD hash = 0;
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for(int i = 0; i < len; i++){
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hash = hash * a + buf[i];
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a = a * b;
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}
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return hash;
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}
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void TextureHighlight(LPDIRECTDRAWSURFACE s)
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{
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DDSURFACEDESC2 ddsd;
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int x, y, w, h;
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HRESULT res;
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memset(&ddsd,0,sizeof(DDSURFACEDESC2));
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ddsd.dwSize = Set_dwSize_From_Surface(s);
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ddsd.dwFlags = DDSD_LPSURFACE | DDSD_PITCH;
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if(res=(*pLock)(s, 0, (LPDDSURFACEDESC)&ddsd, DDLOCK_SURFACEMEMORYPTR|DDLOCK_WRITEONLY|DDLOCK_WAIT, 0)){
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OutTraceE("TextureHigh: Lock ERROR res=%x(%s) at %d\n", res, ExplainDDError(res), __LINE__);
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return;
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}
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extern LPDIRECTDRAWSURFACE lpDDSBack;
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if((ddsd.ddsCaps.dwCaps & DDSCAPS_TEXTURE) && (s != lpDDSBack)) {
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OutTrace("TextureHigh: lpdds=%x BitCount=%d size=(%dx%d)\n",
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s, ddsd.ddpfPixelFormat.dwRGBBitCount, ddsd.dwWidth, ddsd.dwHeight);
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w = ddsd.dwWidth;
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h = ddsd.dwHeight;
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switch (ddsd.ddpfPixelFormat.dwRGBBitCount){
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case 8:
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{
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BYTE *p;
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BYTE color;
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color=(BYTE)(rand() & 0xFF);
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for(y=0; y<h; y++){
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p = (BYTE *)ddsd.lpSurface + (y * ddsd.lPitch);
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for(x=0; x<w; x++) *(p+x) = color;
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}
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for(y=0; y<h; y++){
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p = (BYTE *)ddsd.lpSurface + (y * ddsd.lPitch);
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for(x=0; x<w; x+=GRIDSIZE) *(p+x) = 0;
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if((y%GRIDSIZE)==0) for(x=0; x<w; x++) *(p++) = 0;
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}
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}
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break;
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case 16:
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{
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SHORT *p;
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SHORT color;
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color=(SHORT)(rand() & 0x7FFF);
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for(y=0; y<h; y++){
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p = (SHORT *)ddsd.lpSurface + ((y * ddsd.lPitch) >> 1);
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for(x=0; x<w; x++) *(p+x) = color;
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}
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for(y=0; y<h; y++){
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p = (SHORT *)ddsd.lpSurface + ((y * ddsd.lPitch) >> 1);
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for(x=0; x<w; x+=GRIDSIZE) *(p+x) = 0;
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if((y%GRIDSIZE)==0) for(x=0; x<w; x++) *(p++) = 0;
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}
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}
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break;
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case 32:
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{
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DWORD *p;
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DWORD color;
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color=(DWORD)(rand() & 0xFFFFFFFF);
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for(y=0; y<h; y++){
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p = (DWORD *)ddsd.lpSurface + ((y * ddsd.lPitch) >> 2);
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for(x=0; x<w; x++) *(p+x) = color;
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}
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for(y=0; y<h; y++){
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p = (DWORD *)ddsd.lpSurface + ((y * ddsd.lPitch) >> 2);
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for(x=0; x<w; x+=GRIDSIZE) *(p+x) = 0;
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if((y%GRIDSIZE)==0) for(x=0; x<w; x++) *(p++) = 0;
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}
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}
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break;
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}
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}
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res=(*pUnlockMethod(s))(s, NULL);
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if (res) OutTraceE("TextureHigh: Unlock ERROR lpdds=%x res=%x(%s) at %d\n", s, res, ExplainDDError(res), __LINE__);
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}
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static void TextureDump(LPDIRECTDRAWSURFACE s)
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{
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DDSURFACEDESC2 ddsd;
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int w, h, iSurfaceSize;
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HRESULT res;
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memset(&ddsd,0,sizeof(DDSURFACEDESC2));
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ddsd.dwSize = Set_dwSize_From_Surface(s);
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ddsd.dwFlags = DDSD_LPSURFACE | DDSD_PITCH;
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if(res=(*pLock)(s, 0, (LPDDSURFACEDESC)&ddsd, DDLOCK_SURFACEMEMORYPTR|DDLOCK_WRITEONLY|DDLOCK_WAIT, 0)){
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OutTraceE("TextureDump: Lock ERROR res=%x(%s) at %d\n", res, ExplainDDError(res), __LINE__);
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return;
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}
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extern LPDIRECTDRAWSURFACE lpDDSBack;
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if((ddsd.ddsCaps.dwCaps & DDSCAPS_TEXTURE) && (s != lpDDSBack)) while (TRUE) {
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OutTrace("TextureDump: lpdds=%x BitCount=%d size=(%dx%d)\n",
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s, ddsd.ddpfPixelFormat.dwRGBBitCount, ddsd.dwWidth, ddsd.dwHeight);
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w = ddsd.dwWidth;
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h = ddsd.dwHeight;
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iSurfaceSize = ddsd.dwHeight * ddsd.lPitch;
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//HANDLE hf; // file handle
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FILE *hf;
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BITMAPFILEHEADER hdr; // bitmap file-header
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BITMAPV4HEADER pbi; // bitmap info-header
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//DWORD dwTmp;
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char pszFile[81];
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//pbih = (PBITMAPINFOHEADER)&pbi;
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memset((void *)&pbi, 0, sizeof(BITMAPV4HEADER));
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pbi.bV4Size = sizeof(BITMAPV4HEADER);
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pbi.bV4Width = ddsd.dwWidth;
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pbi.bV4Height = ddsd.dwHeight;
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pbi.bV4BitCount = (WORD)ddsd.ddpfPixelFormat.dwRGBBitCount;
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pbi.bV4SizeImage = ((pbi.bV4Width * pbi.bV4BitCount + 0x1F) & ~0x1F)/8 * pbi.bV4Height;
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pbi.bV4Height = - pbi.bV4Height;
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pbi.bV4Planes = 1;
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pbi.bV4V4Compression = BI_BITFIELDS;
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pbi.bV4XPelsPerMeter = 1;
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pbi.bV4YPelsPerMeter = 1;
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pbi.bV4ClrUsed = 0;
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pbi.bV4ClrImportant = 0;
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pbi.bV4RedMask = ddsd.ddpfPixelFormat.dwRBitMask;
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pbi.bV4GreenMask = ddsd.ddpfPixelFormat.dwGBitMask;
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pbi.bV4BlueMask = ddsd.ddpfPixelFormat.dwBBitMask;
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pbi.bV4AlphaMask = ddsd.ddpfPixelFormat.dwRGBAlphaBitMask;
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pbi.bV4CSType = LCS_CALIBRATED_RGB;
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//pbi.bV4CSType = 0xFFFFFFFF;
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// calculate the bitmap hash
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DWORD hash;
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hash = Hash((BYTE *)ddsd.lpSurface, iSurfaceSize);
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if(!hash) {
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OutTrace("TextureDump: lpdds=%x hash=NULL\n", s);
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break; // almost certainly, an empty black surface!
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}
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// Create the .BMP file.
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sprintf_s(pszFile, 80, "texture.%x.bmp", hash);
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hf = fopen(pszFile, "wb");
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if(!hf) break;
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hdr.bfType = 0x4d42; // 0x42 = "B" 0x4d = "M"
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// Compute the size of the entire file.
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hdr.bfSize = (DWORD) (sizeof(BITMAPFILEHEADER) + pbi.bV4Size + pbi.bV4ClrUsed * sizeof(RGBQUAD) + pbi.bV4SizeImage);
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hdr.bfReserved1 = 0;
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hdr.bfReserved2 = 0;
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// Compute the offset to the array of color indices.
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hdr.bfOffBits = (DWORD) sizeof(BITMAPFILEHEADER) + pbi.bV4Size + pbi.bV4ClrUsed * sizeof (RGBQUAD);
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// Copy the BITMAPFILEHEADER into the .BMP file.
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fwrite((LPVOID)&hdr, sizeof(BITMAPFILEHEADER), 1, hf);
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// Copy the BITMAPINFOHEADER and RGBQUAD array into the file.
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fwrite((LPVOID)&pbi, sizeof(BITMAPV4HEADER) + pbi.bV4ClrUsed * sizeof (RGBQUAD), 1, hf);
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// Copy the array of color indices into the .BMP file.
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fwrite((LPVOID)ddsd.lpSurface, iSurfaceSize, 1, hf);
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if(pbi.bV4SizeImage > (DWORD)iSurfaceSize)
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for (int i = pbi.bV4SizeImage - iSurfaceSize; i; i--) putc(0, hf);
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// Close the .BMP file.
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fclose(hf);
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break;
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}
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res=(*pUnlockMethod(s))(s, NULL);
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if (res) OutTraceE("TextureDump: Unlock ERROR lpdds=%x res=%x(%s) at %d\n", s, res, ExplainDDError(res), __LINE__);
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}
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static void TextureHack(LPDIRECTDRAWSURFACE s)
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{
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DDSURFACEDESC2 ddsd;
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int w, h, iSurfaceSize;
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HRESULT res;
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memset(&ddsd,0,sizeof(DDSURFACEDESC2));
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ddsd.dwSize = Set_dwSize_From_Surface(s);
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ddsd.dwFlags = DDSD_LPSURFACE | DDSD_PITCH;
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if(res=(*pLock)(s, 0, (LPDDSURFACEDESC)&ddsd, DDLOCK_SURFACEMEMORYPTR|DDLOCK_WRITEONLY|DDLOCK_WAIT, 0)){
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OutTraceE("TextureHack: Lock ERROR res=%x(%s) at %d\n", res, ExplainDDError(res), __LINE__);
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return;
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}
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extern LPDIRECTDRAWSURFACE lpDDSBack;
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if((ddsd.ddsCaps.dwCaps & DDSCAPS_TEXTURE) && (s != lpDDSBack)) while (TRUE) { // fake loop to ensure final Unlock
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OutTrace("TextureHack: lpdds=%x BitCount=%d size=(%dx%d)\n",
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s, ddsd.ddpfPixelFormat.dwRGBBitCount, ddsd.dwWidth, ddsd.dwHeight);
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w = ddsd.dwWidth;
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h = ddsd.dwHeight;
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iSurfaceSize = ddsd.dwHeight * ddsd.lPitch;
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FILE *hf;
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BITMAPFILEHEADER hdr; // bitmap file-header
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BITMAPINFOHEADER pbi; // bitmap info-header
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char pszFile[81];
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int iSizeImage;
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memset((void *)&pbi, 0, sizeof(BITMAPINFOHEADER));
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pbi.biSize = sizeof(BITMAPINFOHEADER);
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pbi.biWidth = ddsd.dwWidth;
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pbi.biHeight = ddsd.dwHeight;
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pbi.biBitCount = (WORD)ddsd.ddpfPixelFormat.dwRGBBitCount;
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pbi.biSizeImage = ((pbi.biWidth * pbi.biBitCount + 0x1F) & ~0x1F)/8 * pbi.biHeight;
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iSizeImage = pbi.biSizeImage;
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// calculate the bitmap hash
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DWORD hash;
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hash = Hash((BYTE *)ddsd.lpSurface, iSurfaceSize);
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if(!hash) break; // almost certainly, an empty black surface!
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// Look for the .BMP file.
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sprintf_s(pszFile, 80, "texture.%x.bmp", hash);
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hf = fopen(pszFile, "rb");
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if(!hf) break; // no updated texture to load
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OutTrace("HASH bmp file %x\n", hf);
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while(TRUE) { // fake loop to ensure final fclose
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// Read the BITMAPFILEHEADER from the .BMP file (and throw away ...).
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if(fread((LPVOID)&hdr, sizeof(BITMAPFILEHEADER), 1, hf) != 1)break;
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// Read the BITMAPINFOHEADER (and throw away ...).
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// If the file contains BITMAPV4HEADER or BITMAPV5HEADER, no problem: next fseek will settle things
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if(fread((LPVOID)&pbi, sizeof(BITMAPINFOHEADER), 1, hf) != 1) break;
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// skip the RGBQUAD array if the editor inserted one
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fseek(hf, hdr.bfOffBits, SEEK_SET);
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// Read the new texture from the .BMP file.
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if(pbi.biHeight < 0){
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// height < 0 means scan lines in the up to down order, hence you can read them all
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if(fread((LPVOID)ddsd.lpSurface, iSurfaceSize, 1, hf) != 1) break;
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}
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else {
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for(int y=0; y<(int)ddsd.dwHeight; y++){
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BYTE *p = (BYTE *)ddsd.lpSurface + (ddsd.lPitch * ((ddsd.dwHeight-1) - y));
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if(fread((LPVOID)p, ddsd.lPitch, 1, hf) != 1) break;
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}
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}
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OutTrace("TextureHack: TEXTURE LOAD DONE\n");
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break;
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}
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// Close the .BMP file.
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fclose(hf);
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break;
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}
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res=(*pUnlockMethod(s))(s, NULL);
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if (res) OutTraceE("TextureHack: Unlock ERROR lpdds=%x res=%x(%s) at %d\n", s, res, ExplainDDError(res), __LINE__);
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}
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void TextureHandling(LPDIRECTDRAWSURFACE s)
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{
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OutTrace("TextureHandling: dxw.dwFlags5 = %x\n", dxw.dwFlags5 & (TEXTUREHIGHLIGHT|TEXTUREDUMP|TEXTUREHACK));
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switch(dxw.dwFlags5 & (TEXTUREHIGHLIGHT|TEXTUREDUMP|TEXTUREHACK)){
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default:
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case TEXTUREHIGHLIGHT:
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TextureHighlight(s);
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break;
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case TEXTUREDUMP:
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TextureDump(s);
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break;
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case TEXTUREHACK:
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TextureHack(s);
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break;
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}
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}
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