APPLE sucks and their libc libraries are old as fuck so c++23 things are not available like linux. Added MAC support so i can develop

CMakeLists.txt

@@ -20,6 +20,27 @@ FetchContent_Declare(SFML
     EXCLUDE_FROM_ALL
     SYSTEM)
 FetchContent_MakeAvailable(SFML)
+# Detect macOS
+if(APPLE)
+    message(STATUS "Detected macOS — using range-v3 for cartesian_product")
+
+    include(FetchContent)
+    FetchContent_Declare(
+        range-v3
+        GIT_REPOSITORY https://github.com/ericniebler/range-v3.git
+        GIT_TAG 0.12.0
+        GIT_SHALLOW ON
+    )
+    FetchContent_MakeAvailable(range-v3)
+
+    # Add include directory globally or per target
+    include_directories(${range-v3_SOURCE_DIR}/include)
+
+    # Optional: expose a macro so you can #ifdef it in code
+    add_compile_definitions(USE_RANGE_V3)
+else()
+    message(STATUS "Non-macOS system — assuming std::views::cartesian_product is available")
+endif()
 
 add_executable(SFML_game_engine ${SOURCES})
 target_link_libraries(SFML_game_engine

src/elements.cpp

@@ -4,7 +4,12 @@
 #include <SFML/Graphics/Color.hpp>
 #include <SFML/System/Vector2.hpp>
 #include <SFML/Window/Keyboard.hpp>
+#ifdef __APPLE__
+#include <range/v3/view/iota.hpp>
+#include <range/v3/view/cartesian_product.hpp>
+#else
 #include <ranges>
+#endif
 
 Entity::Entity(sf::Vector2<float> size, sf::Vector2<float> pos, sf::Vector2f velocity, float border_thickness, sf::Color inside_color, sf::Color border_color) {
 	rect.setSize(size);
@@ -106,7 +111,11 @@ void Player::vertical_no_out_of_bounds(Entity &base) {
 }
 
 bool Player::get_horizontal_collision(Entity *wall_list[MAX_ROWS][MAX_COLS]) {
+#ifdef __APPLE__
+	for(auto [i, j] : ranges::views::cartesian_product(ranges::views::iota(0, MAX_ROWS), ranges::views::iota(0, MAX_COLS))) {
+#else
 	for(auto [i, j] : std::views::cartesian_product(std::views::iota(0, MAX_ROWS), std::views::iota(0, MAX_COLS))) {
+#endif
 		if(wall_list[i][j] == nullptr) continue;
 		auto collision = wall_list[i][j]->find_intersection(*this);
 		if(collision == CollisionDir::None) continue;
@@ -121,8 +130,11 @@ bool Player::get_horizontal_collision(Entity *wall_list[MAX_ROWS][MAX_COLS]) {
 }
 
 bool Player::get_vertical_top_collision(Entity *wall_list[MAX_ROWS][MAX_COLS]) {
-	for(int i : std::views::iota(0, MAX_ROWS)) {
+#ifdef __APPLE__
-		for(int j : std::views::iota(0, MAX_COLS)) {
+	for(auto [i, j] : ranges::views::cartesian_product(ranges::views::iota(0, MAX_ROWS), ranges::views::iota(0, MAX_COLS))) {
+#else
+	for(auto [i, j] : std::views::cartesian_product(std::views::iota(0, MAX_ROWS), std::views::iota(0, MAX_COLS))) {
+#endif
 		if(wall_list[i][j] == nullptr) continue;
 		auto collision = find_intersection(*wall_list[i][j]);
 		if(collision == CollisionDir::None) continue;
@@ -132,13 +144,15 @@ bool Player::get_vertical_top_collision(Entity *wall_list[MAX_ROWS][MAX_COLS]) {
 			return true;
 		}
 	}
-	}
 	return false;
 }
 
 bool Player::get_vertical_bottom_collision(Entity *wall_list[MAX_ROWS][MAX_COLS]) {
-	for(int i : std::views::iota(0, MAX_ROWS)) {
+#ifdef __APPLE__
-		for(int j : std::views::iota(0, MAX_COLS)) {
+	for(auto [i, j] : ranges::views::cartesian_product(ranges::views::iota(0, MAX_ROWS), ranges::views::iota(0, MAX_COLS))) {
+#else
+	for(auto [i, j] : std::views::cartesian_product(std::views::iota(0, MAX_ROWS), std::views::iota(0, MAX_COLS))) {
+#endif
 		if(wall_list[i][j] == nullptr) continue;
 		auto collision = find_intersection(*wall_list[i][j]);
 		if(collision == CollisionDir::None) continue;
@@ -149,6 +163,5 @@ bool Player::get_vertical_bottom_collision(Entity *wall_list[MAX_ROWS][MAX_COLS]
 			return true;
 		}
 	}
-	}
 	return false;
 }

src/main.cpp

@@ -12,8 +12,12 @@
 #include <SFML/Window/Keyboard.hpp>
 #include <cstdlib>
 #include <string>
+#ifdef __APPLE__
+#include <range/v3/view/iota.hpp>
+#include <range/v3/view/cartesian_product.hpp>
+#else
 #include <ranges>
-#include <iostream>
+#endif
 #include "globals.hpp"
 #include "elements.hpp"
 #include "maps.hpp"
@@ -50,6 +54,17 @@ int main() {
 		float border_size { -1.0f };
 	} simulated_data;
 
+#ifdef __APPLE__
+	for(auto[i, j] : ranges::views::cartesian_product(ranges::views::iota(0, MAX_ROWS), ranges::views::iota(0, MAX_COLS))) {
+		if(map_data[i][j] != 1) continue;
+		wall_list[i][j] = new Entity { tile_data.size, tile_data.pos, tile_data.velocity, tile_data.border_size, sf::Color::Black };
+	}
+
+	for(auto[i, j] : ranges::views::cartesian_product(ranges::views::iota(0, MAX_ROWS), ranges::views::iota(0, MAX_COLS))) {
+		if(wall_list[i][j] == nullptr) continue;
+		wall_list[i][j]->rect.setPosition({ (j * tile_data.size.x), (i * tile_data.size.y) });
+	}
+#else
 	for(auto[i, j] : std::views::cartesian_product(std::views::iota(0, MAX_ROWS), std::views::iota(0, MAX_COLS))) {
 		if(map_data[i][j] != 1) continue;
 		wall_list[i][j] = new Entity { tile_data.size, tile_data.pos, tile_data.velocity, tile_data.border_size, sf::Color::Black };
@@ -59,6 +74,7 @@ int main() {
 		if(wall_list[i][j] == nullptr) continue;
 		wall_list[i][j]->rect.setPosition({ (j * tile_data.size.x), (i * tile_data.size.y) });
 	}
+#endif
 
 	Player player {
 		player_data.size, player_data.pos, player_data.velocity,
@@ -73,8 +89,7 @@ int main() {
 
 #ifdef __APPLE__
 	sf::Font font("/Users/andrewhaynes/personal/Projects/CPP/SFML_game_engine/assets/pixel.ttf");
-#endif
+#else
-#ifdef __linux__
 	sf::Font font("/home/andrew/personal/Projects/CPP/SFML_game_engine/assets/pixel.ttf");
 #endif
 
@@ -108,16 +123,30 @@ int main() {
 		player.vertical_no_out_of_bounds(line);
 
 		// Drawing Everything to window
+#ifdef __APPLE__
+		for(auto[i, j] : ranges::views::cartesian_product(ranges::views::iota(0, MAX_ROWS), ranges::views::iota(0, MAX_COLS))) {
+			if(wall_list[i][j] == nullptr) continue;
+			window.draw(wall_list[i][j]->rect);	
+		}
+#else
+
 		for(auto[i, j] : std::views::cartesian_product(std::views::iota(0, MAX_ROWS), std::views::iota(0, MAX_COLS))) {
 			if(wall_list[i][j] == nullptr) continue;
 			window.draw(wall_list[i][j]->rect);	
 		}
+#endif
 		window.draw(player.rect);
 		window.draw(line.rect);
 		window.draw(text);
 		window.display();
 	}
+#ifdef __APPLE__
+	for(auto[i, j] : ranges::views::cartesian_product(ranges::views::iota(0, MAX_ROWS), ranges::views::iota(0, MAX_COLS))) {
+		delete wall_list[i][j];
+	}
+#else
 	for(auto[i, j] : std::views::cartesian_product(std::views::iota(0, MAX_ROWS), std::views::iota(0, MAX_COLS))) {
 		delete wall_list[i][j];
 	}
+#endif
 }