Mario: turtle blocks initial version

mario/visitors/turtle_visitor.cpp

@@ -0,0 +1,87 @@
+#include "turtle_visitor.hpp"
+#include "../../sdlpp/sdlpp_renderobject.hpp"
+#include "../objectids.hpp"
+#include "../sprites.hpp"
+#include "../mario.hpp"
+#include "../blocks/turtleblock.hpp"
+
+void TurtleVisitor::visit(const SDLPP::RenderObject &obj) {
+    auto id = obj.getId();
+    auto marioBlock = reinterpret_cast<const MarioBlock&>(obj);
+    switch (id) {
+    case FLOOR_ID:
+    case BRICK_ID:
+    case BRICK_TOP_ID:
+        if(marioBlock.isBouncing()) {
+            bounce = true;
+            instant_death = true;
+            return;
+        }
+    case PIPE_LEFT_BOTTOM_ID:
+    case PIPE_RIGHT_BOTTOM_ID:
+    case PIPE_LEFT_TOP_ID:
+    case PIPE_RIGHT_TOP_ID:
+    case STEP_ID:
+    case SIDEWAY_PIPE_END_TOP_ID:
+    case SIDEWAY_PIPE_END_BOTTOM_ID:
+    case SIDEWAY_PIPE_MIDDLE_BOTTOM_ID:
+    case SIDEWAY_PIPE_MIDDLE_TOP_ID:
+    case SIDEWAY_PIPE_CONNECTOR_BOTTOM_ID:
+    case SIDEWAY_PIPE_CONNECTOR_TOP_ID:
+    case TREE_PLATFORM_TOP_LEFT_ID:
+    case TREE_PLATFORM_TOP_RIGHT_ID:
+    case MUSHROOM_PLATFORM_TOP_MIDDLE_ID:
+    case MUSHROOM_PLATFORM_TOP_LEFT_ID:
+    case MUSHROOM_PLATFORM_TOP_RIGHT_ID:
+    case CANNON_TOWER_ID:
+    case CANNON_PEDESTAL_ID:
+    case CANNON_ID:
+        if (from == NPC_FLOOR_DETECT) {
+            onGround = true;
+            groundY = obj.getPos().getY();
+        } else if (from == NPC_LEFT_SIDE_DETECT) {
+            if (!left && !right) {
+                movement_blockage = obj.getPos();
+                validXPos = movement_blockage.getX() + BLOCK_SIZE;
+            }
+            left = true;
+        } else if (from == NPC_RIGHT_SIDE_DETECT) {
+            if (!left && !right) {
+                movement_blockage = obj.getPos();
+                validXPos = movement_blockage.getX() - BLOCK_SIZE;
+            }
+            right = true;
+        }
+        break;
+    case DEATH_ID:
+        instant_death = true;
+        break;
+    case TURTLE_ID:
+    {
+        auto &turtle = dynamic_cast<const TurtleBlock &>(obj);
+        if ((from == NPC_LEFT_SIDE_DETECT || from == NPC_RIGHT_SIDE_DETECT) && turtle.isShell()) {
+            switch_movement = true;
+            next_movement = turtle.getMovementAfterSwitch();
+            if(from == NPC_LEFT_SIDE_DETECT) {
+                valid_turtle_hit_pos = obj.getPos().getX() + BLOCK_SIZE;
+            } else {
+                valid_turtle_hit_pos = obj.getPos().getX() - BLOCK_SIZE;
+            }
+        }
+    }
+        break;
+    case MARIO_ID:
+        {
+            auto &mario = dynamic_cast<const Mario &>(obj);
+            if (from == NPC_TOP_DETECT && obj.getPos().getY() <= turtle_pos.getY() - 0.5*BLOCK_SIZE && !mario.isJumping()) {
+                death = true;
+            }
+        }
+        break;
+    case FIREBALL_ID:
+        instant_death = true;
+        break;
+    default:
+        break;
+    }
+}

mario/visitors/turtle_visitor.hpp

@@ -0,0 +1,86 @@
+#ifndef TURTLE_VISITOR_H
+#define TURTLE_VISITOR_H
+
+#include "../../sdlpp/sdlpp_visitor.hpp"
+#include "../../sdlpp/sdlpp_geometry.hpp"
+#include "../../sdlpp/sdlpp_scene.hpp"
+#include "../blocks.hpp"
+
+class TurtleVisitor : public SDLPP::Visitor {
+public:
+    TurtleVisitor() = delete;
+    TurtleVisitor(const SDLPP::Vec2D<double> &pos) : turtle_pos(pos) {}
+    void visit(const SDLPP::RenderObject &obj) override;
+    bool isOnGround() const {
+        return onGround;
+    }
+    bool isDead() const {
+        return death;
+    }
+    bool instantDeath() const {
+        return instant_death;
+    }
+    void setFromId(uint64_t id) override {
+        from = id;
+    }
+    void setVisitorType(uint64_t type) override {
+        _type = type;
+    }
+    uint64_t getVisitorType() const override {
+        return _type;
+    }
+    uint64_t getFromId() const override {
+        return from;
+    }
+    bool canGoLeft() const {
+        return !left;
+    }
+    bool canGoRight() const {
+        return !right;
+    }
+    double getGroundY() const {
+        return groundY;
+    }
+    bool topBlock() const {
+        return top_hit;
+    }
+
+    const SDLPP::Vec2D<double> &getMovementBlockage() {
+        return movement_blockage;
+    }
+    double getValidXPos() const {
+        return validXPos;
+    }
+    bool switchMovement() const {
+        return switch_movement;
+    }
+    double getNextMovement() const {
+        return next_movement;
+    }
+    double getTurtleHitValidPos() const {
+        return valid_turtle_hit_pos;
+    }
+    bool shouldBounce() const {
+        return bounce;
+    }
+
+private:
+    bool onGround = false;
+    double groundY = 0;
+    uint64_t _type{};
+    bool death = false;
+    bool instant_death = false;
+    uint64_t from = -1;
+    bool left = false;
+    bool right = false;
+    bool top_hit = false;
+    bool bounce = false;
+    SDLPP::Vec2D<double> movement_blockage;
+    double validXPos = 0;
+    const SDLPP::Vec2D<double> turtle_pos;
+    bool switch_movement = false;
+    double next_movement = 0;
+    double valid_turtle_hit_pos = 0;
+};
+
+#endif