mirror of
https://github.com/OpenRCT2/OpenRCT2
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65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
#pragma region Copyright (c) 2014-2017 OpenRCT2 Developers
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/*****************************************************************************
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* OpenRCT2 is the work of many authors, a full list can be found in contributors.md
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* For more information, visit https://github.com/OpenRCT2/OpenRCT2
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*
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* OpenRCT2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* A full copy of the GNU General Public License can be found in licence.txt
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*****************************************************************************/
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#pragma endregion
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#include "Surface.h"
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sint32 surface_get_terrain(const rct_tile_element * element)
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{
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sint32 terrain = (element->properties.surface.terrain >> 5) & 7;
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if (element->type & 1)
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terrain |= (1 << 3);
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return terrain;
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}
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sint32 surface_get_terrain_edge(const rct_tile_element * element)
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{
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sint32 terrain_edge = (element->properties.surface.slope >> 5) & 7;
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if (element->type & 128)
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terrain_edge |= (1 << 3);
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return terrain_edge;
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}
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void surface_set_terrain(rct_tile_element * element, sint32 terrain)
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{
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// Bit 3 for terrain is stored in element.type bit 0
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if (terrain & 8)
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element->type |= 1;
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else
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element->type &= ~1;
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// Bits 0, 1, 2 for terrain are stored in element.terrain bit 5, 6, 7
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element->properties.surface.terrain &= ~0xE0;
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element->properties.surface.terrain |= (terrain & 7) << 5;
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}
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void surface_set_terrain_edge(rct_tile_element * element, sint32 terrain)
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{
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// Bit 3 for terrain is stored in element.type bit 7
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if (terrain & 8)
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element->type |= 128;
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else
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element->type &= ~128;
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// Bits 0, 1, 2 for terrain are stored in element.slope bit 5, 6, 7
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element->properties.surface.slope &= ~TILE_ELEMENT_SURFACE_EDGE_STYLE_MASK;
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element->properties.surface.slope |= (terrain & 7) << 5;
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}
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sint32 surface_get_water_height(const rct_tile_element * tileElement)
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{
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return tileElement->properties.surface.terrain & TILE_ELEMENT_SURFACE_WATER_HEIGHT_MASK;
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}
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