# HG changeset patch
# User John Tsiombikas <nuclear@member.fsf.org>
# Date 1337912900 -10800
# Node ID cd12944a8ea842c423c6d7f194223cefe1297fb7
# Parent  8d95187cb3ee10bf070859182f122629d07dd223
foo

diff -r 8d95187cb3ee -r cd12944a8ea8 level/src/terrain.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/level/src/terrain.cc	Fri May 25 05:28:20 2012 +0300
@@ -0,0 +1,53 @@
+#include "terrain.h"
+
+Terrain::Terrain()
+{
+	root = 0;
+}
+
+Terrain::~Terrain()
+{
+	delete root;
+}
+
+float Terrain::get_height(float x, float y) const
+{
+	return root->get_height(x, y);
+}
+
+
+TerrainNode::TerrainNode()
+{
+	height = 0;
+	child[0] = child[1] = child[2] = child[3];
+}
+
+TerrainNode::~TerrainNode()
+{
+	for(auto c : child) {
+		delete c;
+	}
+	delete [] height;
+}
+
+TerrainNode *TerrainNode::get_child(float x, float y)
+{
+	int xidx = x >= 0.0 ? 1 : 0;
+	int yidx = y >= 0.0 ? 1 : 0;
+	return child[y * 2 + x];
+}
+
+const TerrainNode *TerrainNode::get_child(float x, float y) const
+{
+	int xidx = x >= 0.0 ? 1 : 0;
+	int yidx = y >= 0.0 ? 1 : 0;
+	return child[y * 2 + x];
+}
+
+float TerrainNode::get_height(float x, float y) const
+{
+	TerrainNode *child = get_child(x, y);
+	if(child) {
+
+	}
+}
diff -r 8d95187cb3ee -r cd12944a8ea8 level/src/terrain.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/level/src/terrain.h	Fri May 25 05:28:20 2012 +0300
@@ -0,0 +1,37 @@
+#ifndef TERRAIN_H_
+#define TERRAIN_H_
+
+#include <string>
+#include <map>
+
+class TerrainNode;
+
+class Terrain {
+private:
+	TerrainNode *root;
+
+public:
+	Terrain();
+	~Terrain();
+
+	float get_height(float x, float y) const;
+};
+
+
+class TerrainNode {
+private:
+	unsigned char *height;
+
+public:
+	TerrainNode *child[4];
+
+	TerrainNode();
+	~TerrainNode();
+
+	TerrainNode *get_child(float x, float y);
+	const TerrainNode *get_child(float x, float y) const;
+
+	float get_height(float x, float y) const;
+};
+
+#endif	// TERRAIN_H_
diff -r 8d95187cb3ee -r cd12944a8ea8 src/game_part.cc
--- a/src/game_part.cc	Wed May 23 17:10:46 2012 +0300
+++ b/src/game_part.cc	Fri May 25 05:28:20 2012 +0300
@@ -3,6 +3,13 @@
 #include "game_part.h"
 #include "level.h"
 
+Game::Game()
+{
+	cam_theta = 0;
+	cam_phi = 45;
+	cam_dist = 5;
+}
+
 Game::~Game() {}
 
 bool Game::init()
@@ -26,9 +33,9 @@
 
 	glMatrixMode(GL_MODELVIEW);
 	glLoadIdentity();
-	glTranslatef(0, 0, -4);
-	glRotatef(50, 1, 0, 0);
-	glRotatef(current_time / 100.0, 0, 1, 0);
+	glTranslatef(0, 0, -cam_dist);
+	glRotatef(cam_phi, 1, 0, 0);
+	glRotatef(cam_theta, 0, 1, 0);
 
 	level.draw();
 }
@@ -52,3 +59,39 @@
 		break;
 	}
 }
+
+static bool bnstate[32];
+static int prev_x, prev_y;
+
+void Game::mouse_button(int bn, bool pressed)
+{
+	bnstate[bn] = pressed;
+
+	if(pressed) {
+		if(bn == 3) {
+			cam_dist -= 0.2;
+			if(cam_dist < 0) {
+				cam_dist = 0;
+			}
+		}
+		if(bn == 4) {
+			cam_dist += 0.2;
+		}
+	}
+}
+
+void Game::mouse_motion(int x, int y)
+{
+	int dx = x - prev_x;
+	int dy = y - prev_y;
+	prev_x = x;
+	prev_y = y;
+
+	if(bnstate[2]) {
+		cam_theta += dx * 0.5;
+		cam_phi += dy * 0.5;
+
+		if(cam_phi < 0) cam_phi = 0;
+		if(cam_phi > 90) cam_phi = 90;
+	}
+}
diff -r 8d95187cb3ee -r cd12944a8ea8 src/game_part.h
--- a/src/game_part.h	Wed May 23 17:10:46 2012 +0300
+++ b/src/game_part.h	Fri May 25 05:28:20 2012 +0300
@@ -7,7 +7,10 @@
 class Game : public Part {
 private:
 	Level level;
+	float cam_theta, cam_phi, cam_dist;
+
 public:
+	Game();
 	~Game();
 
 	bool init();
@@ -17,6 +20,8 @@
 	void draw() const;
 	void reshape(int x, int y);
 	void key(int key, bool pressed);
+	void mouse_button(int bn, bool pressed);
+	void mouse_motion(int x, int y);
 };
 
 #endif	// GAME_PART_H_