things are casting now and sfml is rendering the way I want it to.

The voxel stepping is still all messed up, and it seems that there is
some data corruption on the map that I'll need to dig into

include/Map.h

@@ -6,6 +6,15 @@ class Map {
 public: 
 	Map(sf::Vector3i dim) {
 		list = new char[dim.x * dim.y * dim.z];
+		for (int i = 0; i < dim.x * dim.y * dim.x; i++) {
+			list[i] = 0;
+		}
+
+		for (int x = 0; x < dim.x; x++) {
+			for (int y = 0; y < dim.y; y++) {
+				list[x + dim.x * (y + dim.z * 1)] = 1;
+			}
+		}
 		dimensions = dim;
 	}
 

include/RayCaster.h

@@ -12,7 +12,7 @@ public:
 
 
 	sf::Color* CastRays(sf::Vector3<float> camera_direction, sf::Vector3<float> camera_position);
-
+	void moveCamera(sf::Vector2f v);
 private:
 
 	sf::Vector3<int> map_dimensions;

src/Ray.cpp

@@ -47,10 +47,10 @@ sf::Color Ray::Cast(){
 				// Setup the voxel step based on what direction the ray is pointing
 				sf::Vector3<int> voxel_step(1, 1, 1);
 
-				if (direction.x <= 0.0f || direction.x >= 3.14f) {
+				//if (direction.x <= 0.0f || direction.x >= 3.14f) {
-						voxel_step.x *= -1;
+				//		voxel_step.x *= -1;
-				}
+				//}
-				if (direction.y <= 0.0f || direction.y >= 3.14f) {
+				if (direction.y > 0.0f || direction.y < PI/2) {
 						voxel_step.y *= -1;
 				}
 				if (direction.z <= 0.0f || direction.z >= 3.14f) {
@@ -77,17 +77,16 @@ sf::Color Ray::Cast(){
 										intersection_t.z = intersection_t.z + delta_t.z;
 								}
 						}
-
 						// If the voxel went out of bounds
-						if (voxel.x > 49 || voxel.y > 49){
+						if (voxel.z > dimensions.z || voxel.x > dimensions.x || voxel.y > dimensions.x){
 								return sf::Color::Blue;;
 						}
-						else if (voxel.z > 49 || voxel.x < 0 || voxel.y < 0 || voxel.z < 0){
+						else if ( voxel.x < 0 || voxel.y < 0 || voxel.z < 0){
 								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 + dimensions.x * (voxel.y + dimensions.z * voxel.z)] != 0){
 								
 								//TODO: Switch that assigns color on voxel data
 								return sf::Color::Red;

src/RayCaster.cpp

@@ -19,7 +19,7 @@ RayCaster::RayCaster(
 	this->map = map;
 
 	resolution = viewport_resolution;
-	image = new sf::Color[resolution.x, resolution.y];
+	image = new sf::Color[resolution.x * resolution.y];
 
 
 
@@ -47,9 +47,10 @@ sf::Color* RayCaster::CastRays(sf::Vector3<float> camera_direction, sf::Vector3<
 		// A reference to the positive X axis as our base viewport point
 		sf::Vector3f base_direction(1, 0, 0);
 		
+		//-resolution.y / 2
 		// Start the loop at the bottom left, scan right and work up
-		for (int x = 0; x < resolution.x / 2; x++) {
+		for (int x = 0; x < resolution.x; x++) {
-			for (int y = -resolution.y / 2; y < resolution.y / 2; y++) {
+			for (int y = 0; y < resolution.y; y++) {
 
 				// The direction the final ray will point.
 				// First take a reference to the base direction to setup the viewport
@@ -60,7 +61,7 @@ sf::Color* RayCaster::CastRays(sf::Vector3<float> camera_direction, sf::Vector3<
 
 
 				sf::Vector3f ray_direction(
-					camera_direction.x + 1.0f,
+					camera_direction.x,
 					camera_direction.y + (float)(y_increment_radians * y),
 					camera_direction.z + (float)(x_increment_radians * x)
 				);
@@ -78,8 +79,18 @@ sf::Color* RayCaster::CastRays(sf::Vector3<float> camera_direction, sf::Vector3<
 				Ray r(map, resolution, sf::Vector2i(x, y), camera_position, ray_direction);
 
 				// Cast it
-				///image[x + 100, y + 100] = r.Cast();
+				sf::Color c = r.Cast();
+				if (c.a == 0)
+					std::cout << "BLACK";
+				image[x + resolution.x*y] = c;
 			}
 		}
+
+
 		return image;
 	}
+
+void RayCaster::moveCamera(sf::Vector2f v) {
+	camera_direction.y += v.x;
+	camera_direction.z += v.y;
+}

src/main.cpp

@@ -3,7 +3,8 @@
 #include <string>
 #include <chrono>
 #include "util.hpp"
-#include "../build/RayCaster.h"
+#include "RayCaster.h"
+#include <Map.h>
 
 const int WINDOW_X = 600;
 const int WINDOW_Y = 800;
@@ -52,7 +53,7 @@ int main() {
 
 	// State values
 	sf::Vector3i map_dim(100, 100, 100);
-	sf::Vector2i view_res(200, 200);
+	sf::Vector2i view_res(WINDOW_X, WINDOW_Y);
 	sf::Vector3f cam_dir(1.0f, 0.0f, 1.57f);
 	sf::Vector3f cam_pos(10, 10, 10);
 
@@ -72,6 +73,23 @@ int main() {
 			// If the user tries to exit the application via the GUI
 			if (event.type == sf::Event::Closed)
 				window.close();
+
+			if (sf::Keyboard::isKeyPressed(sf::Keyboard::Left)) {
+				cam_dir.z -= 0.1f;
+				std::cout << "X:" << cam_dir.x << " Y:" << cam_dir.y << " Z:" << cam_dir.z << std::endl;
+			}
+			if (sf::Keyboard::isKeyPressed(sf::Keyboard::Right)) {
+				cam_dir.z += 0.1f;
+				std::cout << "X:" << cam_dir.x << " Y:" << cam_dir.y << " Z:" << cam_dir.z << std::endl;
+			}
+			if (sf::Keyboard::isKeyPressed(sf::Keyboard::Down)) {
+				cam_dir.y += 0.1f;
+				std::cout << "X:" << cam_dir.x << " Y:" << cam_dir.y << " Z:" << cam_dir.z << std::endl;
+			}
+			if (sf::Keyboard::isKeyPressed(sf::Keyboard::Up)) {
+				cam_dir.y -= 0.1f;
+				std::cout << "X:" << cam_dir.x << " Y:" << cam_dir.y << " Z:" << cam_dir.z << std::endl;
+			}
 		}
 
 		// Get the elapsed time from the start of the application