--- deliantra/Deliantra-Client/Client.xs 2006/04/06 15:30:09 1.1 +++ deliantra/Deliantra-Client/Client.xs 2006/04/18 01:36:12 1.49 @@ -1,7 +1,995 @@ +#ifdef _WIN32 +# include +#endif + #include "EXTERN.h" #include "perl.h" #include "XSUB.h" -MODULE = Crossfire::Client PACKAGE = Crossfire::Client +#include +#include + +#include +#include +#include + +#include + +#include +#include +#include + +#ifndef _WIN32 +# include +# include +# include +# include +# include +#else + typedef unsigned char uint8_t; + typedef unsigned short uint16_t; + typedef unsigned int uint32_t; + typedef signed char int8_t; + typedef signed short int16_t; + typedef signed int int32_t; +#endif + +#define FOW_DARKNESS 32 + +#define MAP_EXTEND_X 32 +#define MAP_EXTEND_Y 512 + +static PangoContext *context; +static PangoFontMap *fontmap; + +typedef struct cf_layout { + PangoLayout *pl; + int base_height; +} *CFClient__Layout; + +static void +substitute_func (FcPattern *pattern, gpointer data) +{ + FcPatternAddBool (pattern, FC_HINTING , 1); + FcPatternAddBool (pattern, FC_AUTOHINT, 0); +} + +static void +layout_update (CFClient__Layout self) +{ + /* use a random scale factor to account for unknown descenders, 0.8 works + * reasonably well with bitstream vera + */ + PangoFontDescription *font = pango_context_get_font_description (context); + + int height = self->base_height * (PANGO_SCALE * 8 / 10); + + if (pango_font_description_get_size (font) != height) + { + pango_font_description_set_absolute_size (font, height); + pango_layout_context_changed (self->pl); + } +} + +static void +layout_get_pixel_size (CFClient__Layout self, int *w, int *h) +{ + layout_update (self); + + pango_layout_get_pixel_size (self->pl, w, h); + + *w = (*w + 3) & ~3; + if (!*w) *w = 1; + if (!*h) *h = 1; +} + +typedef uint16_t mapface; + +typedef struct { + GLint name; + int w, h; + float s, t; + uint8_t r, g, b, a; +} maptex; + +typedef struct { + int16_t darkness; + mapface face[3]; +} mapcell; + +typedef struct { + int32_t c0, c1; + mapcell *col; +} maprow; + +typedef struct map { + int x, y, w, h; + int ox, oy; /* offset to virtual global coordinate system */ + int faces; + mapface *face; + + int texs; + maptex *tex; + + int32_t rows; + maprow *row; +} *CFClient__Map; + +static char * +prepend (char *ptr, int sze, int inc) +{ + char *p; + + New (0, p, sze + inc, char); + Zero (p, inc, char); + Move (ptr, p + inc, sze, char); + Safefree (ptr); + + return p; +} + +static char * +append (char *ptr, int sze, int inc) +{ + Renew (ptr, sze + inc, char); + Zero (ptr + sze, inc, char); + + return ptr; +} + +#define Append(type,ptr,sze,inc) (ptr) = (type *)append ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type)) +#define Prepend(type,ptr,sze,inc) (ptr) = (type *)prepend ((char *)ptr, (sze) * sizeof (type), (inc) * sizeof (type)) + +static maprow * +map_get_row (CFClient__Map self, int y) +{ + if (0 > y) + { + int extend = - y + MAP_EXTEND_Y; + Prepend (maprow, self->row, self->rows, extend); + + self->rows += extend; + self->y += extend; + y += extend; + } + else if (y >= self->rows) + { + int extend = y - self->rows + MAP_EXTEND_Y; + Append (maprow, self->row, self->rows, extend); + self->rows += extend; + } + + return self->row + y; +} + +static mapcell * +row_get_cell (maprow *row, int x) +{ + if (!row->col) + { + Newz (0, row->col, MAP_EXTEND_X, mapcell); + row->c0 = x - MAP_EXTEND_X / 4; + row->c1 = row->c0 + MAP_EXTEND_X; + } + + if (row->c0 > x) + { + int extend = row->c0 - x + MAP_EXTEND_X; + Prepend (mapcell, row->col, row->c1 - row->c0, extend); + row->c0 -= extend; + } + else if (x >= row->c1) + { + int extend = x - row->c1 + MAP_EXTEND_X; + Append (mapcell, row->col, row->c1 - row->c0, extend); + row->c1 += extend; + } + + return row->col + (x - row->c0); +} + +static mapcell * +map_get_cell (CFClient__Map self, int x, int y) +{ + return row_get_cell (map_get_row (self, y), x); +} + +static void +map_clear (CFClient__Map self) +{ + int r; + + for (r = 0; r < self->rows; r++) + Safefree (self->row[r].col); + + Safefree (self->row); + + self->x = 0; + self->y = 0; + self->ox = 0; + self->oy = 0; + self->row = 0; + self->rows = 0; +} + +static void +map_blank (CFClient__Map self, int x0, int y0, int w, int h) +{ + int x, y; + maprow *row; + + for (y = y0; y < y0 + h; y++) + if (y >= 0) + { + if (y >= self->rows) + break; + + row = self->row + y; + + for (x = x0; x < x0 + w; x++) + if (x >= row->c0) + { + if (x >= row->c1) + break; + + row->col[x - row->c0].darkness = -1; + } + } +} + +MODULE = CFClient PACKAGE = CFClient + +PROTOTYPES: ENABLE + +BOOT: +{ + fontmap = pango_ft2_font_map_new (); + pango_ft2_font_map_set_default_substitute ((PangoFT2FontMap *)fontmap, substitute_func, 0, 0); + context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap); +} + +void +lowdelay (int fd, int val = 1) + CODE: +#ifndef _WIN32 + setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof (val)); +#endif + +char * +gl_version () + CODE: + RETVAL = (char *)glGetString (GL_VERSION); + OUTPUT: + RETVAL + +char * +gl_extensions () + CODE: + RETVAL = (char *)glGetString (GL_EXTENSIONS); + OUTPUT: + RETVAL + +void +add_font (char *file) + CODE: + FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */ + +void +set_font (char *file) + CODE: +{ + int count; + FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count); + PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern, 0); + FcPatternDestroy (pattern); + pango_context_set_font_description (context, font); +} + +void +load_image_inline (SV *image_) + ALIAS: + load_image_file = 1 + PPCODE: +{ + STRLEN image_len; + char *image = (char *)SvPVbyte (image_, image_len); + SDL_Surface *surface, *surface2; + SDL_PixelFormat fmt; + SDL_RWops *rw = ix + ? SDL_RWFromFile (image, "r") + : SDL_RWFromConstMem (image, image_len); + + if (!rw) + croak ("load_image: %s", SDL_GetError ()); + + surface = IMG_Load_RW (rw, 1); + if (!surface) + croak ("load_image: %s", SDL_GetError ()); + + fmt.palette = NULL; + fmt.BitsPerPixel = 32; + fmt.BytesPerPixel = 4; +#if SDL_BYTEORDER == SDL_LIL_ENDIAN + fmt.Rmask = 0x000000ff; + fmt.Gmask = 0x0000ff00; + fmt.Bmask = 0x00ff0000; + fmt.Amask = 0xff000000; +#else + fmt.Rmask = 0xff000000; + fmt.Gmask = 0x00ff0000; + fmt.Bmask = 0x0000ff00; + fmt.Amask = 0x000000ff; +#endif + fmt.Rloss = 0; + fmt.Gloss = 0; + fmt.Bloss = 0; + fmt.Aloss = 0; + fmt.Rshift = 0; + fmt.Gshift = 8; + fmt.Bshift = 16; + fmt.Ashift = 24; + fmt.colorkey = 0; + fmt.alpha = 0; + + surface2 = SDL_ConvertSurface (surface, &fmt, SDL_SWSURFACE); + + assert (surface2->pitch == surface2->w * 4); + + EXTEND (SP, 5); + PUSHs (sv_2mortal (newSViv (surface2->w))); + PUSHs (sv_2mortal (newSViv (surface2->h))); + SDL_LockSurface (surface2); + PUSHs (sv_2mortal (newSVpvn (surface2->pixels, surface2->h * surface2->pitch))); + SDL_UnlockSurface (surface2); + PUSHs (sv_2mortal (newSViv (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA) ? GL_RGBA : GL_RGB))); + PUSHs (sv_2mortal (newSViv (GL_RGBA))); + PUSHs (sv_2mortal (newSViv (GL_UNSIGNED_BYTE))); + + SDL_FreeSurface (surface); + SDL_FreeSurface (surface2); +} + +void +average (int x, int y, uint32_t *data) + PPCODE: +{ + uint32_t r = 0, g = 0, b = 0, a = 0; + + x = y = x * y; + + while (x--) + { + uint32_t p = *data++; + + r += (p ) & 255; + g += (p >> 8) & 255; + b += (p >> 16) & 255; + a += (p >> 24) & 255; + } + + EXTEND (SP, 4); + PUSHs (sv_2mortal (newSViv (r / y))); + PUSHs (sv_2mortal (newSViv (g / y))); + PUSHs (sv_2mortal (newSViv (b / y))); + PUSHs (sv_2mortal (newSViv (a / y))); +} + +void +fatal (char *message) + CODE: +#ifdef WIN32 + MessageBox (0, message, "Crossfire+ Fatal Error", MB_OK | MB_ICONERROR | MB_SETFOREGROUND); +#else + fprintf (stderr, "FATAL: %s\n", message); +#endif + exit (1); + +MODULE = CFClient PACKAGE = CFClient::Layout + +CFClient::Layout +new (SV *class, int base_height = 10) + CODE: + New (0, RETVAL, 1, struct cf_layout); + RETVAL->base_height = base_height; + RETVAL->pl = pango_layout_new (context); + pango_layout_set_wrap (RETVAL->pl, PANGO_WRAP_WORD_CHAR); + OUTPUT: + RETVAL + +void +DESTROY (CFClient::Layout self) + CODE: + g_object_unref (self->pl); + Safefree (self); + +void +set_text (CFClient::Layout self, SV *text_) + CODE: +{ + STRLEN textlen; + char *text = SvPVutf8 (text_, textlen); + + pango_layout_set_text (self->pl, text, textlen); +} + +void +set_markup (CFClient::Layout self, SV *text_) + CODE: +{ + STRLEN textlen; + char *text = SvPVutf8 (text_, textlen); + + pango_layout_set_markup (self->pl, text, textlen); +} + +SV * +get_text (CFClient::Layout self) + CODE: + RETVAL = newSVpv (pango_layout_get_text (self->pl), 0); + SvUTF8_on (RETVAL); + OUTPUT: + RETVAL + +void +set_height (CFClient::Layout self, int base_height) + CODE: + self->base_height = base_height; + +void +set_width (CFClient::Layout self, int max_width = -1) + CODE: + pango_layout_set_width (self->pl, max_width < 0 ? max_width : max_width * PANGO_SCALE); + +void +size (CFClient::Layout self) + PPCODE: +{ + int w, h; + + layout_update (self); + layout_get_pixel_size (self, &w, &h); + + EXTEND (SP, 2); + PUSHs (sv_2mortal (newSViv (w))); + PUSHs (sv_2mortal (newSViv (h))); +} + +int +xy_to_index (CFClient::Layout self, int x, int y) + CODE: +{ + int index, trailing; + + layout_update (self); + pango_layout_xy_to_index (self->pl, x * PANGO_SCALE, y * PANGO_SCALE, &index, &trailing); + + RETVAL = index; +} + OUTPUT: + RETVAL + +void +cursor_pos (CFClient::Layout self, int index) + PPCODE: +{ + PangoRectangle strong_pos; + layout_update (self); + pango_layout_get_cursor_pos (self->pl, index, &strong_pos, 0); + + EXTEND (SP, 3); + PUSHs (sv_2mortal (newSViv (strong_pos.x / PANGO_SCALE))); + PUSHs (sv_2mortal (newSViv (strong_pos.y / PANGO_SCALE))); + PUSHs (sv_2mortal (newSViv (strong_pos.height / PANGO_SCALE))); +} + +void +render (CFClient::Layout self) + PPCODE: +{ + SV *retval; + int w, h; + FT_Bitmap bitmap; + + layout_update (self); + layout_get_pixel_size (self, &w, &h); + + retval = newSV (w * h); + SvPOK_only (retval); + SvCUR_set (retval, w * h); + + bitmap.rows = h; + bitmap.width = w; + bitmap.pitch = w; + bitmap.buffer = (unsigned char*)SvPVX (retval); + bitmap.num_grays = 256; + bitmap.pixel_mode = FT_PIXEL_MODE_GRAY; + + memset (bitmap.buffer, 0, w * h); + + pango_ft2_render_layout (&bitmap, self->pl, 0 * PANGO_SCALE, 0 * PANGO_SCALE); + + EXTEND (SP, 3); + PUSHs (sv_2mortal (newSViv (w))); + PUSHs (sv_2mortal (newSViv (h))); + PUSHs (sv_2mortal (retval)); +} + +MODULE = CFClient PACKAGE = CFClient::Texture + +void +draw_quad (SV *self, float x, float y, float w = 0, float h = 0) + PROTOTYPE: $$$;$$ + CODE: +{ + HV *hv = (HV *)SvRV (self); + float s = SvNV (*hv_fetch (hv, "s", 1, 1)); + float t = SvNV (*hv_fetch (hv, "t", 1, 1)); + int name = SvIV (*hv_fetch (hv, "name", 4, 1)); + int wrap_mode = SvIV (*hv_fetch (hv, "wrap_mode", 9, 1)); + + if (items < 5) + { + w = SvNV (*hv_fetch (hv, "w", 1, 1)); + h = SvNV (*hv_fetch (hv, "h", 1, 1)); + } + + glBindTexture (GL_TEXTURE_2D, name); + if (wrap_mode) { + glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); + glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); + } + glBegin (GL_QUADS); + glTexCoord2f (0, 0); glVertex2f (x , y ); + glTexCoord2f (0, t); glVertex2f (x , y + h); + glTexCoord2f (s, t); glVertex2f (x + w, y + h); + glTexCoord2f (s, 0); glVertex2f (x + w, y ); + glEnd (); +} + +MODULE = CFClient PACKAGE = CFClient::Map + +CFClient::Map +new (SV *class, int map_width, int map_height) + CODE: + New (0, RETVAL, 1, struct map); + RETVAL->x = 0; + RETVAL->y = 0; + RETVAL->w = map_width; + RETVAL->h = map_height; + RETVAL->ox = 0; + RETVAL->oy = 0; + RETVAL->faces = 8192; + Newz (0, RETVAL->face, RETVAL->faces, mapface); + RETVAL->texs = 8192; + Newz (0, RETVAL->tex, RETVAL->texs, maptex); + RETVAL->rows = 0; + RETVAL->row = 0; + OUTPUT: + RETVAL + +void +DESTROY (CFClient::Map self) + CODE: +{ + map_clear (self); + Safefree (self->face); + Safefree (self); +} + +void +clear (CFClient::Map self) + CODE: + map_clear (self); + +void +set_face (CFClient::Map self, int face, int texid) + CODE: +{ + while (self->faces <= face) + { + Append (mapface, self->face, self->faces, self->faces); + self->faces *= 2; + } + + self->face [face] = texid; +} + +void +set_texture (CFClient::Map self, int texid, int name, int w, int h, float s, float t, int r, int g, int b, int a) + CODE: +{ + while (self->texs <= texid) + { + Append (maptex, self->tex, self->texs, self->texs); + self->texs *= 2; + } + + { + maptex *tex = self->tex + texid; + + tex->name = name; + tex->w = w; + tex->h = h; + tex->s = s; + tex->t = t; + tex->r = r; + tex->g = g; + tex->b = b; + tex->a = a; + } +} + +int +ox (CFClient::Map self) + ALIAS: + oy = 1 + CODE: + switch (ix) + { + case 0: RETVAL = self->ox; break; + case 1: RETVAL = self->oy; break; + } + OUTPUT: + RETVAL + +void +scroll (CFClient::Map self, int dx, int dy) + CODE: +{ + if (dx > 0) + map_blank (self, self->x, self->y, dx - 1, self->h); + else if (dx < 0) + map_blank (self, self->x + self->w + dx + 1, self->y, 1 - dx, self->h); + + if (dy > 0) + map_blank (self, self->x, self->y, self->w, dy - 1); + else if (dy < 0) + map_blank (self, self->x, self->y + self->h + dy + 1, self->w, 1 - dy); + + self->ox += dx; self->x += dx; + self->oy += dy; self->y += dy; + + while (self->y < 0) + { + Prepend (maprow, self->row, self->rows, MAP_EXTEND_Y); + + self->rows += MAP_EXTEND_Y; + self->y += MAP_EXTEND_Y; + } +} + +void +map1a_update (CFClient::Map self, SV *data_) + CODE: +{ + uint8_t *data = (uint8_t *)SvPVbyte_nolen (data_); + uint8_t *data_end = (uint8_t *)SvEND (data_); + mapcell *cell; + int x, y, flags; + + while (data < data_end) + { + flags = (data [0] << 8) + data [1]; data += 2; + + x = ((flags >> 10) & 63) + self->x; + y = ((flags >> 4) & 63) + self->y; + + cell = map_get_cell (self, x, y); + + if (flags & 15) + { + if (cell->darkness < 0) + { + cell->darkness = 0; + cell->face [0] = 0; + cell->face [1] = 0; + cell->face [2] = 0; + } + + cell->darkness = flags & 8 ? *data++ : 255; + + //TODO: don't trust server data to be in-range(!) + + if (flags & 4) + { + cell->face [0] = self->face [(data [0] << 8) + data [1]]; data += 2; + } + + if (flags & 2) + { + cell->face [1] = self->face [(data [0] << 8) + data [1]]; data += 2; + } + + if (flags & 1) + { + cell->face [2] = self->face [(data [0] << 8) + data [1]]; data += 2; + } + } + else + cell->darkness = -1; + } +} + +SV * +mapmap (CFClient::Map self, int w, int h) + CODE: +{ + int x0, x1, x; + int y0, y1, y; + int z; + SV *map_sv = newSV (w * h * sizeof (uint32_t)); + uint32_t *map = (uint32_t *)SvPVX (map_sv); + + SvPOK_only (map_sv); + SvCUR_set (map_sv, w * h * sizeof (uint32_t)); + + x0 = self->x - w / 2; x1 = x0 + w; + y0 = self->y - h / 2; y1 = y0 + h; + + for (y = y0; y < y1; y++) + { + maprow *row = 0 <= y && y < self->rows + ? self->row + y + : 0; + + for (x = x0; x < x1; x++) + { + int r = 32, g = 32, b = 32, a = 192; + + if (row && row->c0 <= x && x < row->c1) + { + mapcell *cell = row->col + (x - row->c0); + + for (z = 0; z <= 0; z++) + { + mapface face = cell->face [z]; + + if (face) + { + maptex tex = self->tex [face]; + int a0 = 255 - tex.a; + int a1 = tex.a; + + r = (r * a0 + tex.r * a1) / 255; + g = (g * a0 + tex.g * a1) / 255; + b = (b * a0 + tex.b * a1) / 255; + a = (a * a0 + tex.a * a1) / 255; + } + } + } + + *map++ = (r ) + | (g << 8) + | (b << 16) + | (a << 24); + } + } + + RETVAL = map_sv; +} + OUTPUT: + RETVAL + +void +draw (CFClient::Map self, int shift_x, int shift_y, int x0, int y0, int sw, int sh) + PPCODE: +{ + int vx, vy; + int x, y, z; + int last_name; + mapface face; + int sw4 = (sw + 3) & ~3; + SV *darkness_sv = sv_2mortal (newSV (sw4 * sh)); + uint8_t *darkness = (uint8_t *)SvPVX (darkness_sv); + + memset (darkness, 255, sw4 * sh); + SvPOK_only (darkness_sv); + SvCUR_set (darkness_sv, sw4 * sh); + + vx = self->x + (self->w - sw) / 2 - shift_x; + vy = self->y + (self->h - sh) / 2 - shift_y; + + /* + int vx = self->vx = self->w >= sw + ? self->x + (self->w - sw) / 2 + : MIN (self->x, MAX (self->x + self->w - sw + 1, self->vx)); + + int vy = self->vy = self->h >= sh + ? self->y + (self->h - sh) / 2 + : MIN (self->y, MAX (self->y + self->h - sh + 1, self->vy)); + */ + + glColor4ub (255, 255, 255, 255); + + glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + glEnable (GL_BLEND); + glEnable (GL_TEXTURE_2D); + glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); + + glBegin (GL_QUADS); + + last_name = 0; + + for (z = 0; z < 3; z++) + for (y = 0; y < sh; y++) + if (0 <= y + vy && y + vy < self->rows) + { + maprow *row = self->row + (y + vy); + + for (x = 0; x < sw; x++) + if (row->c0 <= x + vx && x + vx < row->c1) + { + mapcell *cell = row->col + (x + vx - row->c0); + + darkness[y * sw4 + x] = cell->darkness < 0 + ? 255 - FOW_DARKNESS + : 255 - cell->darkness; + + face = cell->face [z]; + + if (face) + { + maptex tex = self->tex [face]; + + int px = (x + 1) * 32 - tex.w; + int py = (y + 1) * 32 - tex.h; + + if (last_name != tex.name) + { + glEnd (); + last_name = tex.name; + glBindTexture (GL_TEXTURE_2D, last_name); + glBegin (GL_QUADS); + } + + glTexCoord2f (0 , 0 ); glVertex2f (px , py ); + glTexCoord2f (0 , tex.t); glVertex2f (px , py + tex.h); + glTexCoord2f (tex.s, tex.t); glVertex2f (px + tex.w, py + tex.h); + glTexCoord2f (tex.s, 0 ); glVertex2f (px + tex.w, py ); + } + } + } + + glEnd (); + + glDisable (GL_TEXTURE_2D); + glDisable (GL_BLEND); + + EXTEND (SP, 3); + PUSHs (sv_2mortal (newSViv (sw4))); + PUSHs (sv_2mortal (newSViv (sh))); + PUSHs (darkness_sv); +} + +SV * +get_rect (CFClient::Map self, int x0, int y0, int w, int h) + CODE: +{ + int x, y, x1, y1; + SV *data_sv = newSV (w * h * 7 + 5); + uint8_t *data = (uint8_t *)SvPVX (data_sv); + + *data++ = 0; /* version 0 format */ + *data++ = w >> 8; *data++ = w; + *data++ = h >> 8; *data++ = h; + + // we need to do this 'cause we don't keep an absolute coord system for rows + // TODO: treat rows as we treat + map_get_row (self, y0 + self->y - self->oy);//D + map_get_row (self, y0 + self->y - self->oy + h - 1);//D + + x0 += self->x - self->ox; + y0 += self->y - self->oy; + + x1 = x0 + w; + y1 = y0 + h; + + for (y = y0; y < y1; y++) + { + maprow *row = 0 <= y && y < self->rows + ? self->row + y + : 0; + + for (x = x0; x < x1; x++) + { + if (row && row->c0 <= x && x < row->c1) + { + mapcell *cell = row->col + (x - row->c0); + uint8_t flags = 0; + + if (cell->face [0]) flags |= 1; + if (cell->face [1]) flags |= 2; + if (cell->face [2]) flags |= 4; + + *data++ = flags; + + if (flags & 1) + { + *data++ = cell->face [0] >> 8; + *data++ = cell->face [0]; + } + + if (flags & 2) + { + *data++ = cell->face [1] >> 8; + *data++ = cell->face [1]; + } + + if (flags & 4) + { + *data++ = cell->face [2] >> 8; + *data++ = cell->face [2]; + } + } + else + *data++ = 0; + } + } + + SvPOK_only (data_sv); + SvCUR_set (data_sv, data - (uint8_t *)SvPVX (data_sv)); + RETVAL = data_sv; +} + OUTPUT: + RETVAL + +void +set_rect (CFClient::Map self, int x0, int y0, uint8_t *data) + PPCODE: +{ + int x, y, z; + int w, h; + int x1, y1; + + if (*data++ != 0) + return; /* version mismatch */ + + w = *data++ << 8; w |= *data++; + h = *data++ << 8; h |= *data++; + + // we need to do this 'cause we don't keep an absolute coord system for rows + // TODO: treat rows as we treat + map_get_row (self, y0 + self->y - self->oy);//D + map_get_row (self, y0 + self->y - self->oy + h - 1);//D + + x0 += self->x - self->ox; + y0 += self->y - self->oy; + + x1 = x0 + w; + y1 = y0 + h; + + for (y = y0; y < y1; y++) + { + maprow *row = map_get_row (self, y); + + for (x = x0; x < x1; x++) + { + uint8_t flags = *data++; + + if (flags) + { + mapface face[3] = { 0, 0, 0 }; + + mapcell *cell = row_get_cell (row, x); + + if (flags & 1) { face[0] = *data++ << 8; face[0] |= *data++; } + if (flags & 2) { face[1] = *data++ << 8; face[1] |= *data++; } + if (flags & 4) { face[2] = *data++ << 8; face[2] |= *data++; } + + if (cell->darkness <= 0) + { + cell->darkness = -1; + + for (z = 0; z <= 2; z++) + { + cell->face[z] = face[z]; + if (face[z] && (face[z] >= self->texs || !self->tex[face [z]].name)) + XPUSHs (sv_2mortal (newSViv (face[z]))); + } + } + } + } + } +}