added the map, switched branches

master
MitchellHansen 8 years ago
parent 624d2771ac
commit 4432c0338b

@ -0,0 +1,511 @@
/* This source file must have a .cpp extension so that all C++ compilers
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/* These compilers are either not known or too old to define an
identification macro. Try to identify the platform and guess that
it is the native compiler. */
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/* Construct the string literal in pieces to prevent the source from
getting matched. Store it in a pointer rather than an array
because some compilers will just produce instructions to fill the
array rather than assigning a pointer to a static array. */
char const* info_compiler = "INFO" ":" "compiler[" COMPILER_ID "]";
#ifdef SIMULATE_ID
char const* info_simulate = "INFO" ":" "simulate[" SIMULATE_ID "]";
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char const* qnxnto = "INFO" ":" "qnxnto[]";
#endif
#define STRINGIFY_HELPER(X) #X
#define STRINGIFY(X) STRINGIFY_HELPER(X)
/* Identify known platforms by name. */
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('0' + (((n) / 10000000)%10)), \
('0' + (((n) / 1000000)%10)), \
('0' + (((n) / 100000)%10)), \
('0' + (((n) / 10000)%10)), \
('0' + (((n) / 1000)%10)), \
('0' + (((n) / 100)%10)), \
('0' + (((n) / 10)%10)), \
('0' + ((n) % 10))
/* Convert integer to hex digit literals. */
#define HEX(n) \
('0' + ((n)>>28 & 0xF)), \
('0' + ((n)>>24 & 0xF)), \
('0' + ((n)>>20 & 0xF)), \
('0' + ((n)>>16 & 0xF)), \
('0' + ((n)>>12 & 0xF)), \
('0' + ((n)>>8 & 0xF)), \
('0' + ((n)>>4 & 0xF)), \
('0' + ((n) & 0xF))
/* Construct a string literal encoding the version number components. */
#ifdef COMPILER_VERSION_MAJOR
char const info_version[] = {
'I', 'N', 'F', 'O', ':',
'c','o','m','p','i','l','e','r','_','v','e','r','s','i','o','n','[',
COMPILER_VERSION_MAJOR,
# ifdef COMPILER_VERSION_MINOR
'.', COMPILER_VERSION_MINOR,
# ifdef COMPILER_VERSION_PATCH
'.', COMPILER_VERSION_PATCH,
# ifdef COMPILER_VERSION_TWEAK
'.', COMPILER_VERSION_TWEAK,
# endif
# endif
# endif
']','\0'};
#endif
/* Construct a string literal encoding the version number components. */
#ifdef SIMULATE_VERSION_MAJOR
char const info_simulate_version[] = {
'I', 'N', 'F', 'O', ':',
's','i','m','u','l','a','t','e','_','v','e','r','s','i','o','n','[',
SIMULATE_VERSION_MAJOR,
# ifdef SIMULATE_VERSION_MINOR
'.', SIMULATE_VERSION_MINOR,
# ifdef SIMULATE_VERSION_PATCH
'.', SIMULATE_VERSION_PATCH,
# ifdef SIMULATE_VERSION_TWEAK
'.', SIMULATE_VERSION_TWEAK,
# endif
# endif
# endif
']','\0'};
#endif
/* Construct the string literal in pieces to prevent the source from
getting matched. Store it in a pointer rather than an array
because some compilers will just produce instructions to fill the
array rather than assigning a pointer to a static array. */
char const* info_platform = "INFO" ":" "platform[" PLATFORM_ID "]";
char const* info_arch = "INFO" ":" "arch[" ARCHITECTURE_ID "]";
const char* info_language_dialect_default = "INFO" ":" "dialect_default["
#if __cplusplus >= 201402L
"14"
#elif __cplusplus >= 201103L
"11"
#else
"98"
#endif
"]";
/*--------------------------------------------------------------------------*/
int main(int argc, char* argv[])
{
int require = 0;
require += info_compiler[argc];
require += info_platform[argc];
#ifdef COMPILER_VERSION_MAJOR
require += info_version[argc];
#endif
#ifdef SIMULATE_ID
require += info_simulate[argc];
#endif
#ifdef SIMULATE_VERSION_MAJOR
require += info_simulate_version[argc];
#endif
require += info_language_dialect_default[argc];
(void)argv;
return require;
}

@ -0,0 +1,24 @@
#pragma once
#include <SFML/System/Vector3.hpp>
#include <SFML/Graphics/Color.hpp>
class Map {
public:
Map(sf::Vector3i dim) {
list = new char[dim.x * dim.y * dim.z];
}
~Map() {
}
sf::Vector3<int> getDimensions();
char *list;
protected:
private:
};

@ -8,13 +8,13 @@ class Ray {
private:
// The Tail of the vector
sf::Vector3<float> origin
sf::Vector3<float> origin;
// Direction / Length of the vector
sf::Vector3<float> direction;
// The incrementing points at which T intersects int(X, Y, Z) points
sf::Vector3<float> intersction_t;
sf::Vector3<float> intersection_t;
// The speed at which the ray climbs.
// Take the slope of the line (1 / cartesian.x/y/z) = delta_t.x/y/z
@ -24,20 +24,20 @@ class Ray {
sf::Vector3<int> voxel;
// Reference to the voxel map
Map *m;
Map *map;
// The dimensions of the voxel map
sf::Vector3<int> dimensions;
public:
public Ray(
Map *m,
sf::Vector2<int> resolution,
sf::Vector2<int> pixel,
sf::Vector3<float> camera_position,
sf::Vector3<float> ray_direction
);
Ray(
Map *m,
sf::Vector2<int> resolution,
sf::Vector2<int> pixel,
sf::Vector3<float> camera_position,
sf::Vector3<float> ray_direction
);
public sf::Color Cast();
}
sf::Color Cast();
};

@ -5,8 +5,7 @@ struct fps_counter {
public:
fps_counter(){
if(!f.loadFromFile("../assets/fonts/Arial.ttf")){
std::cout << "couldn't find the fallback Arial font "
"in ../assets/fonts/" << std::endl;
std::cout << "couldn't find the fall back Arial font in ../assets/fonts/" << std::endl;
} else {
t.setFont(f);
}
@ -29,3 +28,24 @@ private:
double fps_average = 0;
};
inline sf::Vector3f SphereToCart(sf::Vector3f i) {
auto r = sf::Vector3f(
(i.x * sin(i.z) * cos(i.y)),
(i.x * sin(i.z) * sin(i.y)),
(i.x * cos(i.z))
);
return r;
};
inline sf::Vector3f CartToSphere(sf::Vector3f in) {
auto r = sf::Vector3f(
sqrt(in.x * in.x + in.y * in.y + in.z * in.z),
atan(in.y / in.x),
atan(sqrt(in.x * in.x + in.y * in.y) / in.z)
);
return r;
};

@ -1,2 +1,8 @@
#pragma once
#include "Map.h"
#include <iostream>
#include <SFML/System/Vector3.hpp>
sf::Vector3<int> Map::getDimensions() {
throw std::logic_error("The method or operation is not implemented.");
}

@ -2,24 +2,26 @@
#include <SFML/Graphics.hpp>
#include <iostream>
#include "Map.h"
#include <Ray.h>
#include "util.hpp"
Ray::Ray(
Map *m,
Map *map,
sf::Vector2<int> resolution,
sf::Vector2<int> pixel,
sf::Vector3<float> camera_position,
sf::Vector3<float> ray_direction){
this.m = m;
this->map = map;
origin = camera_position;
direction = ray_direction;
dimensions = m->getDimensions();
dimensions = map->getDimensions();
}
sf::Color Ray::Cast(){
// Get the cartesian direction for computing slope
sf::Vector3<float> cartesian = direction.toCartesian();
sf::Vector3<float> cartesian = SphereToCart(direction);
// Compute the slopes
delta_t = sf::Vector3<float>(
@ -28,31 +30,30 @@ sf::Color Ray::Cast(){
(float)(1.0 / cartesian.z)
);
// Setup the voxel coords from the camera origin
voxel = sf::Vector3<int>(
(int)origin.x,
(int)origin.y,
(int)origin.z
);
// Set the first intersection to be offset by the VOXEL camera position
intersection_t = sf::Vector3<float>(
delta_t.x + (int)origin.x,
delta_t.y + (int)origin.y,
delta_t.z + (int)origin.z
delta_t.x + voxel.x,
delta_t.y + voxel.y,
delta_t.z + voxel.z
);
// Setup the voxel coords from the camera origin
voxel = sf::Vector3<float>(
(int)origin.x,
(int)origin.y,
(int)origin.z
);
// Setup the voxel step based on what direction the ray is pointing
sf::Vector3<int> voxel_step(1, 1, 1);
if (direction.x <= 0f || direction.x >= 3.14f) {
if (direction.x <= 0.0f || direction.x >= 3.14f) {
voxel_step.x *= -1;
}
if (directoin.y <= 0f || direction.y >= 3.14f) {
if (direction.y <= 0.0f || direction.y >= 3.14f) {
voxel_step.y *= -1;
}
if (direction.z <= 0f || direction.z >= 3.14f) {
if (direction.z <= 0.0f || direction.z >= 3.14f) {
voxel_step.z *= -1;
}
@ -82,14 +83,14 @@ sf::Color Ray::Cast(){
return sf::Color::Blue;;
}
else if (voxel.z > 49 || voxel.x < 0 || voxel.y < 0 || voxel.z < 0){
return sf::Color:Green;
return sf::Color::Green;
}
// If we found a voxel
// Registers hit on non-zero
else if (map.list[voxel.x, voxel.y, voxel.z] != 0){
else if (map->list[voxel.x, voxel.y, voxel.z] != 0){
//TODO: Switch that assigns color on voxel data
return sf::Color:Red;
return sf::Color::Red;
}
else {
dist++;
@ -97,8 +98,8 @@ sf::Color Ray::Cast(){
} while(dist < 200);
return sf::Color::Grey;
return sf::Color::Cyan;
}
}

@ -7,6 +7,7 @@
const int WINDOW_X = 600;
const int WINDOW_Y = 800;
float elap_time(){
static std::chrono::time_point<std::chrono::system_clock> start;
static bool started = false;

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