Checked out common/*

common/map/region.cpp

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+/* Copyright: (c) Kayne Ruse 2013-2015
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region.hpp"
+
+#include <cmath>
+#include <cstring>
+#include <stdexcept>
+
+int snapToBase(int base, int x) {
+	return floor((double)x / base) * base;
+}
+
+Region::Region(int argX, int argY): x(argX), y(argY) {
+	if (x != snapToBase(REGION_WIDTH, x) || y != snapToBase(REGION_HEIGHT, y)) {
+		throw(std::invalid_argument("Region location is off grid"));
+	}
+	memset(tiles, 0, REGION_WIDTH*REGION_HEIGHT*REGION_DEPTH*sizeof(type_t));
+}
+
+Region::Region(Region const& rhs): x(rhs.x), y(rhs.y) {
+	memcpy(tiles, rhs.tiles, REGION_WIDTH*REGION_HEIGHT*REGION_DEPTH*sizeof(type_t));
+	solid = rhs.solid;
+}
+
+Region::type_t Region::SetTile(int x, int y, int z, type_t v) {
+	if (x < 0 || y < 0 || z < 0 || x >= REGION_WIDTH || y >= REGION_HEIGHT || z >= REGION_DEPTH) {
+		throw(std::out_of_range("Region::SetTile() argument out of range"));
+	}
+	return tiles[x][y][z] = v;
+}
+
+Region::type_t Region::GetTile(int x, int y, int z) {
+	if (x < 0 || y < 0 || z < 0 || x >= REGION_WIDTH || y >= REGION_HEIGHT || z >= REGION_DEPTH) {
+		throw(std::out_of_range("Region::GetTile() argument out of range"));
+	}
+	return tiles[x][y][z];
+}
+
+bool Region::SetSolid(int x, int y, bool b) {
+	if (x < 0 || y < 0 || x >= REGION_WIDTH || y >= REGION_HEIGHT) {
+		throw(std::out_of_range("Region::SetSolid() argument out of range"));
+	}
+	return solid[x * REGION_WIDTH + y] = b;
+}
+
+bool Region::GetSolid(int x, int y) {
+	if (x < 0 || y < 0 || x >= REGION_WIDTH || y >= REGION_HEIGHT) {
+		throw(std::out_of_range("Region::GetSolid() argument out of range"));
+	}
+	return solid[x * REGION_WIDTH + y];
+}
+
+int Region::GetX() const {
+	return x;
+}
+
+int Region::GetY() const {
+	return y;
+}
+
+std::bitset<REGION_WIDTH*REGION_HEIGHT>* Region::GetSolidBitset() {
+	return &solid;
+}