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@ -16,6 +16,7 @@
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#include "zoom_func.h"
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#include "core/endian_func.hpp"
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#include "saveload/saveload.h"
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#include "company_base.h"
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#include "company_func.h"
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#include "strings_func.h"
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#include "error.h"
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@ -66,6 +67,8 @@ struct ScreenshotFormat {
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ScreenshotHandlerProc *proc; ///< Function for writing the screenshot.
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};
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#define MKCOLOUR(x) TO_LE32X(x)
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/*************************************************
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**** SCREENSHOT CODE FOR WINDOWS BITMAP (.BMP)
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*************************************************/
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@ -842,6 +845,10 @@ bool MakeScreenshot(ScreenshotType t, const char *name)
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break;
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}
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case SC_MINIMAP:
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ret = MakeMinimapWorldScreenshot();
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break;
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default:
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NOT_REACHED();
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}
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@ -855,3 +862,79 @@ bool MakeScreenshot(ScreenshotType t, const char *name)
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return ret;
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}
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/**
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* Return the owner of a tile to display it with in the small map in mode "Owner".
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*
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* @param tile The tile of which we would like to get the colour.
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* @return The owner of tile in the small map in mode "Owner"
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*/
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static Owner GetMinimapOwner(TileIndex tile)
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{
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Owner o;
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if (IsTileType(tile, MP_VOID)) {
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return OWNER_END;
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} else {
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switch (GetTileType(tile)) {
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case MP_INDUSTRY: o = OWNER_DEITY; break;
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case MP_HOUSE: o = OWNER_TOWN; break;
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default: o = GetTileOwner(tile); break;
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/* FIXME: For MP_ROAD there are multiple owners.
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* GetTileOwner returns the rail owner (level crossing) resp. the owner of ROADTYPE_ROAD (normal road),
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* even if there are no ROADTYPE_ROAD bits on the tile.
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*/
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}
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return o;
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}
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}
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static void MinimapScreenCallback(void *userdata, void *buf, uint y, uint pitch, uint n)
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{
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uint32 *ubuf;
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uint num, row, col;
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byte val;
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byte owner_colours[OWNER_END + 1];
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/* Fill with the company colours */
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for (const Company *c : Company::Iterate()) {
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owner_colours[c->index] = MKCOLOUR(_colour_gradient[c->colour][5]);
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}
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/* Fill with some special colours */
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owner_colours[OWNER_TOWN] = PC_DARK_RED;
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owner_colours[OWNER_NONE] = PC_GRASS_LAND;
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owner_colours[OWNER_WATER] = PC_WATER;
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owner_colours[OWNER_DEITY] = PC_DARK_GREY; // industry
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owner_colours[OWNER_END] = PC_BLACK;
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ubuf = (uint32 *)buf;
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num = (pitch * n);
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for (uint i = 0; i < num; i++) {
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row = y + (int)(i / pitch);
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col = (MapSizeX() - 1) - (i % pitch);
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TileIndex tile = TileXY(col, row);
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Owner o = GetMinimapOwner(tile);
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val = owner_colours[o];
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uint32 colour_buf = 0;
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colour_buf = (_cur_palette.palette[val].b << 0);
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colour_buf |= (_cur_palette.palette[val].g << 8);
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colour_buf |= (_cur_palette.palette[val].r << 16);
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*ubuf = colour_buf;
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*ubuf++; // Skip alpha
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}
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}
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/**
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* Make a minimap screenshot.
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*/
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bool MakeMinimapWorldScreenshot()
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{
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const ScreenshotFormat *sf = _screenshot_formats + _cur_screenshot_format;
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return sf->proc(MakeScreenshotName(SCREENSHOT_NAME, sf->extension), MinimapScreenCallback, nullptr, MapSizeX(), MapSizeY(), 32, _cur_palette.palette);
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}
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