]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - image.c
implemented real support for QW skins (pants, shirt, glow, cropped pcx
[xonotic/darkplaces.git] / image.c
diff --git a/image.c b/image.c
index 71cacb6e0b7e25168e61fb647997f5d7114474a0..968fabf6381eedd52aa92d3f8c8ff3741ee8766c 100644 (file)
--- a/image.c
+++ b/image.c
@@ -26,14 +26,14 @@ void Image_CopyMux(unsigned char *outpixels, const unsigned char *inpixels, int
                if (inputflipdiagonal)
                {
                        for (x = 0, line = inpixels + col_ofs; x < inputwidth; x++, line += col_inc)
-                               for (y = 0, in = line + row_ofs; y < inputheight; y++, in += row_inc, outpixels += numinputcomponents)
+                               for (y = 0, in = line + row_ofs; y < inputheight; y++, in += row_inc, outpixels += numoutputcomponents)
                                        for (c = 0; c < numoutputcomponents; c++)
                                                outpixels[c] = ((index = outputinputcomponentindices[c]) & 0x80000000) ? index : in[index];
                }
                else
                {
                        for (y = 0, line = inpixels + row_ofs; y < inputheight; y++, line += row_inc)
-                               for (x = 0, in = line + col_ofs; x < inputwidth; x++, in += col_inc, outpixels += numinputcomponents)
+                               for (x = 0, in = line + col_ofs; x < inputwidth; x++, in += col_inc, outpixels += numoutputcomponents)
                                        for (c = 0; c < numoutputcomponents; c++)
                                                outpixels[c] = ((index = outputinputcomponentindices[c]) & 0x80000000) ? index : in[index];
                }
@@ -44,14 +44,14 @@ void Image_CopyMux(unsigned char *outpixels, const unsigned char *inpixels, int
                if (inputflipdiagonal)
                {
                        for (x = 0, line = inpixels + col_ofs; x < inputwidth; x++, line += col_inc)
-                               for (y = 0, in = line + row_ofs; y < inputheight; y++, in += row_inc, outpixels += numinputcomponents)
+                               for (y = 0, in = line + row_ofs; y < inputheight; y++, in += row_inc, outpixels += numoutputcomponents)
                                        for (c = 0; c < numoutputcomponents; c++)
                                                outpixels[c] = in[outputinputcomponentindices[c]];
                }
                else
                {
                        for (y = 0, line = inpixels + row_ofs; y < inputheight; y++, line += row_inc)
-                               for (x = 0, in = line + col_ofs; x < inputwidth; x++, in += col_inc, outpixels += numinputcomponents)
+                               for (x = 0, in = line + col_ofs; x < inputwidth; x++, in += col_inc, outpixels += numoutputcomponents)
                                        for (c = 0; c < numoutputcomponents; c++)
                                                outpixels[c] = in[outputinputcomponentindices[c]];
                }
@@ -248,7 +248,6 @@ unsigned char* LoadPCX_BGRA (const unsigned char *f, int filesize)
                        else
                                a[x++] = dataByte;
                }
-               fin += pcx.bytes_per_line - image_width; // the number of bytes per line is always forced to an even number
                while(x < image_width)
                        a[x++] = 0;
        }
@@ -268,6 +267,85 @@ unsigned char* LoadPCX_BGRA (const unsigned char *f, int filesize)
        return image_buffer;
 }
 
+/*
+============
+LoadPCX
+============
+*/
+qboolean LoadPCX_QWSkin(const unsigned char *f, int filesize, unsigned char *pixels, int outwidth, int outheight)
+{
+       pcx_t pcx;
+       unsigned char *a;
+       const unsigned char *fin, *enddata;
+       int x, y, x2, dataByte, pcxwidth, pcxheight;
+
+       if (filesize < (int)sizeof(pcx) + 768)
+               return false;
+
+       image_width = outwidth;
+       image_height = outheight;
+       fin = f;
+
+       memcpy(&pcx, fin, sizeof(pcx));
+       fin += sizeof(pcx);
+
+       // LordHavoc: big-endian support ported from QF newtree
+       pcx.xmax = LittleShort (pcx.xmax);
+       pcx.xmin = LittleShort (pcx.xmin);
+       pcx.ymax = LittleShort (pcx.ymax);
+       pcx.ymin = LittleShort (pcx.ymin);
+       pcx.hres = LittleShort (pcx.hres);
+       pcx.vres = LittleShort (pcx.vres);
+       pcx.bytes_per_line = LittleShort (pcx.bytes_per_line);
+       pcx.palette_type = LittleShort (pcx.palette_type);
+
+       pcxwidth = pcx.xmax + 1 - pcx.xmin;
+       pcxheight = pcx.ymax + 1 - pcx.ymin;
+       if (pcx.manufacturer != 0x0a || pcx.version != 5 || pcx.encoding != 1 || pcx.bits_per_pixel != 8 || pcxwidth > 4096 || pcxheight > 4096 || pcxwidth <= 0 || pcxheight <= 0)
+               return false;
+
+       enddata = f + filesize - 768;
+
+       for (y = 0;y < outheight && fin < enddata;y++)
+       {
+               a = pixels + y * outwidth;
+               // pad the output with blank lines if needed
+               if (y >= pcxheight)
+               {
+                       memset(a, 0, outwidth);
+                       continue;
+               }
+               for (x = 0;x < pcxwidth;)
+               {
+                       if (fin >= enddata)
+                               return false;
+                       dataByte = *fin++;
+                       if(dataByte >= 0xC0)
+                       {
+                               x2 = x + (dataByte & 0x3F);
+                               if (fin >= enddata)
+                                       return false;
+                               if (x2 > pcxwidth)
+                                       return false;
+                               dataByte = *fin++;
+                               for (;x < x2;x++)
+                                       if (x < outwidth)
+                                               a[x] = dataByte;
+                       }
+                       else
+                       {
+                               if (x < outwidth) // truncate to destination width
+                                       a[x] = dataByte;
+                               x++;
+                       }
+               }
+               while(x < outwidth)
+                       a[x++] = 0;
+       }
+
+       return true;
+}
+
 /*
 =========================================================
 
@@ -327,14 +405,15 @@ unsigned char *LoadTGA_BGRA (const unsigned char *f, int filesize)
        targa_header.y_origin = f[10] + f[11] * 256;
        targa_header.width = image_width = f[12] + f[13] * 256;
        targa_header.height = image_height = f[14] + f[15] * 256;
+       targa_header.pixel_size = f[16];
+       targa_header.attributes = f[17];
+
        if (image_width > 4096 || image_height > 4096 || image_width <= 0 || image_height <= 0)
        {
                Con_Print("LoadTGA: invalid size\n");
                PrintTargaHeader(&targa_header);
                return NULL;
        }
-       targa_header.pixel_size = f[16];
-       targa_header.attributes = f[17];
 
        // advance to end of header
        fin = f + 18;
@@ -702,6 +781,10 @@ imageformat_t imageformats_tenebrae[] =
        {"override/%s.png", PNG_LoadImage_BGRA},
        {"override/%s.jpg", JPEG_LoadImage_BGRA},
        {"override/%s.pcx", LoadPCX_BGRA},
+       {"%s.tga", LoadTGA_BGRA},
+       {"%s.png", PNG_LoadImage_BGRA},
+       {"%s.jpg", JPEG_LoadImage_BGRA},
+       {"%s.pcx", LoadPCX_BGRA},
        {NULL, NULL}
 };
 
@@ -801,7 +884,7 @@ unsigned char *loadimagepixelsbgra (const char *filename, qboolean complain, qbo
        // now try all the formats in the selected list
        for (format = firstformat;format->formatstring;format++)
        {
-               sprintf (name, format->formatstring, basename);
+               dpsnprintf (name, sizeof(name), format->formatstring, basename);
                f = FS_LoadFile(name, tempmempool, true, &filesize);
                if (f)
                {
@@ -832,10 +915,7 @@ unsigned char *loadimagepixelsbgra (const char *filename, qboolean complain, qbo
                                return data;
                        }
                        else
-                       {
-                               if (developer.integer >= 1)
-                                       Con_DPrintf("Error loading image %s (file loaded but decode failed)\n", name);
-                       }
+                               Con_DPrintf("Error loading image %s (file loaded but decode failed)\n", name);
                }
        }
        if (complain)
@@ -843,10 +923,14 @@ unsigned char *loadimagepixelsbgra (const char *filename, qboolean complain, qbo
                Con_Printf("Couldn't load %s using ", filename);
                for (format = firstformat;format->formatstring;format++)
                {
-                       sprintf (name, format->formatstring, basename);
+                       dpsnprintf (name, sizeof(name), format->formatstring, basename);
                        Con_Printf(format == firstformat ? "\"%s\"" : (format[1].formatstring ? ", \"%s\"" : " or \"%s\".\n"), format->formatstring);
                }
        }
+
+       // texture loading can take a while, so make sure we're sending keepalives
+       CL_KeepaliveMessage(false);
+
        if (developer_memorydebug.integer)
                Mem_CheckSentinelsGlobal();
        return NULL;
@@ -871,7 +955,7 @@ int fixtransparentpixels(unsigned char *data, int w, int h)
        int const FIXTRANS_HAS_U = 8;
        int const FIXTRANS_HAS_D = 16;
        int const FIXTRANS_FIXED = 32;
-       unsigned char *fixMask = Mem_Alloc(tempmempool, w * h);
+       unsigned char *fixMask = (unsigned char *) Mem_Alloc(tempmempool, w * h);
        int fixPixels = 0;
        int changedPixels = 0;
        int x, y;
@@ -1015,6 +1099,7 @@ void Image_FixTransparentPixels_f(void)
                        Con_Printf("unchanged.\n");
                Mem_Free(data);
        }
+       FS_FreeSearch(search);
 }
 
 qboolean Image_WriteTGABGR_preflipped (const char *filename, int width, int height, const unsigned char *data, unsigned char *buffer)