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-rw-r--r--src/crepe/system/AISystem.cpp2
-rw-r--r--src/crepe/system/AISystem.h2
-rw-r--r--src/crepe/system/AnimatorSystem.cpp9
-rw-r--r--src/crepe/system/AnimatorSystem.h2
-rw-r--r--src/crepe/system/AudioSystem.cpp2
-rw-r--r--src/crepe/system/AudioSystem.h2
-rw-r--r--src/crepe/system/CMakeLists.txt4
-rw-r--r--src/crepe/system/CollisionSystem.cpp78
-rw-r--r--src/crepe/system/CollisionSystem.h2
-rw-r--r--src/crepe/system/EventSystem.cpp9
-rw-r--r--src/crepe/system/EventSystem.h21
-rw-r--r--src/crepe/system/InputSystem.cpp3
-rw-r--r--src/crepe/system/InputSystem.h2
-rw-r--r--src/crepe/system/ParticleSystem.cpp87
-rw-r--r--src/crepe/system/ParticleSystem.h24
-rw-r--r--src/crepe/system/PhysicsSystem.cpp3
-rw-r--r--src/crepe/system/PhysicsSystem.h2
-rw-r--r--src/crepe/system/RenderSystem.cpp6
-rw-r--r--src/crepe/system/RenderSystem.h2
-rw-r--r--src/crepe/system/ReplaySystem.cpp54
-rw-r--r--src/crepe/system/ReplaySystem.h44
-rw-r--r--src/crepe/system/ScriptSystem.cpp8
-rw-r--r--src/crepe/system/ScriptSystem.h2
-rw-r--r--src/crepe/system/System.h10
24 files changed, 260 insertions, 120 deletions
diff --git a/src/crepe/system/AISystem.cpp b/src/crepe/system/AISystem.cpp
index 680dbb8..0f35010 100644
--- a/src/crepe/system/AISystem.cpp
+++ b/src/crepe/system/AISystem.cpp
@@ -10,7 +10,7 @@
using namespace crepe;
using namespace std::chrono;
-void AISystem::update() {
+void AISystem::fixed_update() {
const Mediator & mediator = this->mediator;
ComponentManager & mgr = mediator.component_manager;
LoopTimerManager & loop_timer = mediator.loop_timer;
diff --git a/src/crepe/system/AISystem.h b/src/crepe/system/AISystem.h
index d5f8a8e..04807cf 100644
--- a/src/crepe/system/AISystem.h
+++ b/src/crepe/system/AISystem.h
@@ -20,7 +20,7 @@ public:
using System::System;
//! Update the AI system
- void update() override;
+ void fixed_update() override;
private:
/**
diff --git a/src/crepe/system/AnimatorSystem.cpp b/src/crepe/system/AnimatorSystem.cpp
index 31eb85c..e5ab2fa 100644
--- a/src/crepe/system/AnimatorSystem.cpp
+++ b/src/crepe/system/AnimatorSystem.cpp
@@ -1,22 +1,23 @@
-
-
#include "../api/Animator.h"
#include "../manager/ComponentManager.h"
#include "../manager/LoopTimerManager.h"
+#include <chrono>
#include "AnimatorSystem.h"
using namespace crepe;
+using namespace std::chrono;
-void AnimatorSystem::update() {
+void AnimatorSystem::frame_update() {
ComponentManager & mgr = this->mediator.component_manager;
LoopTimerManager & timer = this->mediator.loop_timer;
RefVector<Animator> animations = mgr.get_components_by_type<Animator>();
- unsigned long long elapsed_time = timer.get_elapsed_time().count();
+ float elapsed_time = duration_cast<duration<float>>(timer.get_elapsed_time()).count();
for (Animator & a : animations) {
if (!a.active) continue;
+ if (a.data.fps == 0) continue;
Animator::Data & ctx = a.data;
float frame_duration = 1.0f / ctx.fps;
diff --git a/src/crepe/system/AnimatorSystem.h b/src/crepe/system/AnimatorSystem.h
index 7d3f565..092e131 100644
--- a/src/crepe/system/AnimatorSystem.h
+++ b/src/crepe/system/AnimatorSystem.h
@@ -22,7 +22,7 @@ public:
* Animator components, moving the animations forward and managing their behavior (e.g.,
* looping).
*/
- void update() override;
+ void frame_update() override;
};
} // namespace crepe
diff --git a/src/crepe/system/AudioSystem.cpp b/src/crepe/system/AudioSystem.cpp
index b1aa0f8..d4e8b9f 100644
--- a/src/crepe/system/AudioSystem.cpp
+++ b/src/crepe/system/AudioSystem.cpp
@@ -7,7 +7,7 @@
using namespace crepe;
using namespace std;
-void AudioSystem::update() {
+void AudioSystem::fixed_update() {
ComponentManager & component_manager = this->mediator.component_manager;
ResourceManager & resource_manager = this->mediator.resource_manager;
RefVector<AudioSource> components
diff --git a/src/crepe/system/AudioSystem.h b/src/crepe/system/AudioSystem.h
index 2ddc443..56fc98c 100644
--- a/src/crepe/system/AudioSystem.h
+++ b/src/crepe/system/AudioSystem.h
@@ -11,7 +11,7 @@ namespace crepe {
class AudioSystem : public System {
public:
using System::System;
- void update() override;
+ void fixed_update() override;
private:
/**
diff --git a/src/crepe/system/CMakeLists.txt b/src/crepe/system/CMakeLists.txt
index 0e2db76..52369d0 100644
--- a/src/crepe/system/CMakeLists.txt
+++ b/src/crepe/system/CMakeLists.txt
@@ -8,6 +8,8 @@ target_sources(crepe PUBLIC
AudioSystem.cpp
AnimatorSystem.cpp
InputSystem.cpp
+ EventSystem.cpp
+ ReplaySystem.cpp
AISystem.cpp
)
@@ -20,5 +22,7 @@ target_sources(crepe PUBLIC FILE_SET HEADERS FILES
AudioSystem.h
AnimatorSystem.h
InputSystem.h
+ EventSystem.h
+ ReplaySystem.h
AISystem.h
)
diff --git a/src/crepe/system/CollisionSystem.cpp b/src/crepe/system/CollisionSystem.cpp
index 44a0431..9d88d9f 100644
--- a/src/crepe/system/CollisionSystem.cpp
+++ b/src/crepe/system/CollisionSystem.cpp
@@ -23,7 +23,7 @@
using namespace crepe;
-void CollisionSystem::update() {
+void CollisionSystem::fixed_update() {
std::vector<CollisionInternal> all_colliders;
game_object_id_t id = 0;
ComponentManager & mgr = this->mediator.component_manager;
@@ -192,13 +192,17 @@ CollisionSystem::collision_handler(CollisionInternal & data1, CollisionInternal
resolution_direction = Direction::BOTH;
} else if (resolution.x != 0) {
resolution_direction = Direction::X_DIRECTION;
- if (data1.rigidbody.data.linear_velocity.y != 0)
- resolution.y = data1.rigidbody.data.linear_velocity.y
+ //checks if the other velocity has a value and if this object moved
+ if (data1.rigidbody.data.linear_velocity.x != 0
+ && data1.rigidbody.data.linear_velocity.y != 0)
+ resolution.y = -data1.rigidbody.data.linear_velocity.y
* (resolution.x / data1.rigidbody.data.linear_velocity.x);
} else if (resolution.y != 0) {
resolution_direction = Direction::Y_DIRECTION;
- if (data1.rigidbody.data.linear_velocity.x != 0)
- resolution.x = data1.rigidbody.data.linear_velocity.x
+ //checks if the other velocity has a value and if this object moved
+ if (data1.rigidbody.data.linear_velocity.x != 0
+ && data1.rigidbody.data.linear_velocity.y != 0)
+ resolution.x = -data1.rigidbody.data.linear_velocity.x
* (resolution.y / data1.rigidbody.data.linear_velocity.y);
}
@@ -314,28 +318,48 @@ void CollisionSystem::static_collision_handler(CollisionInfo & info) {
// Move object back using calculate move back value
info.this_transform.position += info.resolution;
- // If bounce is enabled mirror velocity
- if (info.this_rigidbody.data.elastisity_coefficient > 0) {
- if (info.resolution_direction == Direction::BOTH) {
- info.this_rigidbody.data.linear_velocity.y
- = -info.this_rigidbody.data.linear_velocity.y
- * info.this_rigidbody.data.elastisity_coefficient;
- info.this_rigidbody.data.linear_velocity.x
- = -info.this_rigidbody.data.linear_velocity.x
- * info.this_rigidbody.data.elastisity_coefficient;
- } else if (info.resolution_direction == Direction::Y_DIRECTION) {
- info.this_rigidbody.data.linear_velocity.y
- = -info.this_rigidbody.data.linear_velocity.y
- * info.this_rigidbody.data.elastisity_coefficient;
- } else if (info.resolution_direction == Direction::X_DIRECTION) {
- info.this_rigidbody.data.linear_velocity.x
- = -info.this_rigidbody.data.linear_velocity.x
- * info.this_rigidbody.data.elastisity_coefficient;
- }
- }
- // Stop movement if bounce is disabled
- else {
- info.this_rigidbody.data.linear_velocity = {0, 0};
+ switch (info.resolution_direction) {
+ case Direction::BOTH:
+ //bounce
+ if (info.this_rigidbody.data.elastisity_coefficient > 0) {
+ info.this_rigidbody.data.linear_velocity
+ = -info.this_rigidbody.data.linear_velocity
+ * info.this_rigidbody.data.elastisity_coefficient;
+ }
+ //stop movement
+ else {
+ info.this_rigidbody.data.linear_velocity = {0, 0};
+ }
+ break;
+ case Direction::Y_DIRECTION:
+ // Bounce
+ if (info.this_rigidbody.data.elastisity_coefficient > 0) {
+ info.this_rigidbody.data.linear_velocity.y
+ = -info.this_rigidbody.data.linear_velocity.y
+ * info.this_rigidbody.data.elastisity_coefficient;
+ }
+ // Stop movement
+ else {
+ info.this_rigidbody.data.linear_velocity.y = 0;
+ info.this_transform.position.x -= info.resolution.x;
+ }
+ break;
+ case Direction::X_DIRECTION:
+ // Bounce
+ if (info.this_rigidbody.data.elastisity_coefficient > 0) {
+ info.this_rigidbody.data.linear_velocity.x
+ = -info.this_rigidbody.data.linear_velocity.x
+ * info.this_rigidbody.data.elastisity_coefficient;
+ }
+ // Stop movement
+ else {
+ info.this_rigidbody.data.linear_velocity.x = 0;
+ info.this_transform.position.y -= info.resolution.y;
+ }
+ break;
+ case Direction::NONE:
+ // Not possible
+ break;
}
}
diff --git a/src/crepe/system/CollisionSystem.h b/src/crepe/system/CollisionSystem.h
index 5b136c6..48a8f86 100644
--- a/src/crepe/system/CollisionSystem.h
+++ b/src/crepe/system/CollisionSystem.h
@@ -85,7 +85,7 @@ public:
public:
//! Updates the collision system by checking for collisions between colliders and handling them.
- void update() override;
+ void fixed_update() override;
private:
/**
diff --git a/src/crepe/system/EventSystem.cpp b/src/crepe/system/EventSystem.cpp
new file mode 100644
index 0000000..7e168ab
--- /dev/null
+++ b/src/crepe/system/EventSystem.cpp
@@ -0,0 +1,9 @@
+#include "EventSystem.h"
+#include "../manager/EventManager.h"
+
+using namespace crepe;
+
+void EventSystem::fixed_update() {
+ EventManager & ev = this->mediator.event_manager;
+ ev.dispatch_events();
+}
diff --git a/src/crepe/system/EventSystem.h b/src/crepe/system/EventSystem.h
new file mode 100644
index 0000000..0ae48d2
--- /dev/null
+++ b/src/crepe/system/EventSystem.h
@@ -0,0 +1,21 @@
+#pragma once
+
+#include "System.h"
+
+namespace crepe {
+
+/**
+ * \brief EventManager dispatch helper system
+ */
+class EventSystem : public System {
+public:
+ using System::System;
+
+ /**
+ * \brief Dispatch queued events
+ * \see EventManager::dispatch_events
+ */
+ void fixed_update() override;
+};
+
+} // namespace crepe
diff --git a/src/crepe/system/InputSystem.cpp b/src/crepe/system/InputSystem.cpp
index 8de700b..38d12c5 100644
--- a/src/crepe/system/InputSystem.cpp
+++ b/src/crepe/system/InputSystem.cpp
@@ -8,10 +8,11 @@
using namespace crepe;
-void InputSystem::update() {
+void InputSystem::fixed_update() {
ComponentManager & mgr = this->mediator.component_manager;
SDLContext & context = this->mediator.sdl_context;
+ context.update_keyboard_state();
std::vector<SDLContext::EventData> event_list = context.get_events();
RefVector<Button> buttons = mgr.get_components_by_type<Button>();
RefVector<Camera> cameras = mgr.get_components_by_type<Camera>();
diff --git a/src/crepe/system/InputSystem.h b/src/crepe/system/InputSystem.h
index 63dfae5..b03805a 100644
--- a/src/crepe/system/InputSystem.h
+++ b/src/crepe/system/InputSystem.h
@@ -28,7 +28,7 @@ public:
* \brief Updates the system, processing all input events.
* This method processes all events and triggers corresponding actions.
*/
- void update() override;
+ void fixed_update() override;
private:
//! Stores the last position of the mouse when the button was pressed.
diff --git a/src/crepe/system/ParticleSystem.cpp b/src/crepe/system/ParticleSystem.cpp
index b14c52f..4684ada 100644
--- a/src/crepe/system/ParticleSystem.cpp
+++ b/src/crepe/system/ParticleSystem.cpp
@@ -1,3 +1,4 @@
+#include <chrono>
#include <cmath>
#include <cstdlib>
#include <ctime>
@@ -5,14 +6,19 @@
#include "../api/ParticleEmitter.h"
#include "../api/Transform.h"
#include "../manager/ComponentManager.h"
+#include "../manager/LoopTimerManager.h"
#include "ParticleSystem.h"
using namespace crepe;
-void ParticleSystem::update() {
+void ParticleSystem::frame_update() {
// Get all emitters
- ComponentManager & mgr = this->mediator.component_manager;
+ const Mediator & mediator = this->mediator;
+ LoopTimerManager & loop_timer = mediator.loop_timer;
+ ComponentManager & mgr = mediator.component_manager;
+ float dt = loop_timer.get_scaled_fixed_delta_time().count();
+
RefVector<ParticleEmitter> emitters = mgr.get_components_by_type<ParticleEmitter>();
for (ParticleEmitter & emitter : emitters) {
@@ -21,38 +27,39 @@ void ParticleSystem::update() {
= mgr.get_components_by_id<Transform>(emitter.game_object_id).front().get();
// Emit particles based on emission_rate
- int updates = calculate_update(this->update_count, emitter.data.emission_rate);
- for (size_t i = 0; i < updates; i++) {
- emit_particle(emitter, transform);
+ emitter.spawn_accumulator = emitter.data.emission_rate * dt;
+ while (emitter.spawn_accumulator >= 1.0) {
+ this->emit_particle(emitter, transform);
+ emitter.spawn_accumulator -= 1.0;
}
// Update all particles
- for (Particle & particle : emitter.data.particles) {
+ for (Particle & particle : emitter.particles) {
if (particle.active) {
- particle.update();
+ particle.update(dt);
}
}
// Check if within boundary
- check_bounds(emitter, transform);
+ this->check_bounds(emitter, transform);
}
-
- this->update_count = (this->update_count + 1) % this->MAX_UPDATE_COUNT;
}
void ParticleSystem::emit_particle(ParticleEmitter & emitter, const Transform & transform) {
constexpr float DEG_TO_RAD = M_PI / 180.0;
vec2 initial_position = emitter.data.position + transform.position;
- float random_angle = generate_random_angle(emitter.data.min_angle, emitter.data.max_angle);
+ float random_angle
+ = this->generate_random_angle(emitter.data.min_angle, emitter.data.max_angle);
- float random_speed = generate_random_speed(emitter.data.min_speed, emitter.data.max_speed);
+ float random_speed
+ = this->generate_random_speed(emitter.data.min_speed, emitter.data.max_speed);
float angle_radians = random_angle * DEG_TO_RAD;
vec2 velocity
= {random_speed * std::cos(angle_radians), random_speed * std::sin(angle_radians)};
- for (Particle & particle : emitter.data.particles) {
+ for (Particle & particle : emitter.particles) {
if (!particle.active) {
particle.reset(emitter.data.end_lifespan, initial_position, velocity,
random_angle);
@@ -61,66 +68,54 @@ void ParticleSystem::emit_particle(ParticleEmitter & emitter, const Transform &
}
}
-int ParticleSystem::calculate_update(int count, double emission) const {
- double integer_part = std::floor(emission);
- double fractional_part = emission - integer_part;
-
- if (fractional_part > 0) {
- int denominator = static_cast<int>(1.0 / fractional_part);
- return (count % denominator == 0) ? 1 : 0;
- }
-
- return static_cast<int>(emission);
-}
-
void ParticleSystem::check_bounds(ParticleEmitter & emitter, const Transform & transform) {
vec2 offset = emitter.data.boundary.offset + transform.position + emitter.data.position;
- double half_width = emitter.data.boundary.width / 2.0;
- double half_height = emitter.data.boundary.height / 2.0;
+ float half_width = emitter.data.boundary.width / 2.0;
+ float half_height = emitter.data.boundary.height / 2.0;
- const double LEFT = offset.x - half_width;
- const double RIGHT = offset.x + half_width;
- const double TOP = offset.y - half_height;
- const double BOTTOM = offset.y + half_height;
+ float left = offset.x - half_width;
+ float right = offset.x + half_width;
+ float top = offset.y - half_height;
+ float bottom = offset.y + half_height;
- for (Particle & particle : emitter.data.particles) {
+ for (Particle & particle : emitter.particles) {
const vec2 & position = particle.position;
- bool within_bounds = (position.x >= LEFT && position.x <= RIGHT && position.y >= TOP
- && position.y <= BOTTOM);
-
+ bool within_bounds = (position.x >= left && position.x <= right && position.y >= top
+ && position.y <= bottom);
+ //if not within bounds do a reset or stop velocity
if (!within_bounds) {
if (emitter.data.boundary.reset_on_exit) {
particle.active = false;
} else {
particle.velocity = {0, 0};
- if (position.x < LEFT) particle.position.x = LEFT;
- else if (position.x > RIGHT) particle.position.x = RIGHT;
- if (position.y < TOP) particle.position.y = TOP;
- else if (position.y > BOTTOM) particle.position.y = BOTTOM;
+ if (position.x < left) particle.position.x = left;
+ else if (position.x > right) particle.position.x = right;
+ if (position.y < top) particle.position.y = top;
+ else if (position.y > bottom) particle.position.y = bottom;
}
}
}
}
-double ParticleSystem::generate_random_angle(double min_angle, double max_angle) const {
+float ParticleSystem::generate_random_angle(float min_angle, float max_angle) const {
if (min_angle == max_angle) {
return min_angle;
} else if (min_angle < max_angle) {
return min_angle
- + static_cast<double>(std::rand() % static_cast<int>(max_angle - min_angle));
+ + static_cast<float>(std::rand() % static_cast<int>(max_angle - min_angle));
} else {
- double angle_offset = (360 - min_angle) + max_angle;
- double random_angle
- = min_angle + static_cast<double>(std::rand() % static_cast<int>(angle_offset));
+ float angle_offset = (360 - min_angle) + max_angle;
+ float random_angle
+ = min_angle + static_cast<float>(std::rand() % static_cast<int>(angle_offset));
return (random_angle >= 360) ? random_angle - 360 : random_angle;
}
}
-double ParticleSystem::generate_random_speed(double min_speed, double max_speed) const {
+float ParticleSystem::generate_random_speed(float min_speed, float max_speed) const {
if (min_speed == max_speed) {
return min_speed;
} else {
return min_speed
- + static_cast<double>(std::rand() % static_cast<int>(max_speed - min_speed));
+ + static_cast<float>(std::rand() % static_cast<int>(max_speed - min_speed));
}
}
diff --git a/src/crepe/system/ParticleSystem.h b/src/crepe/system/ParticleSystem.h
index 068f01c..9eacc70 100644
--- a/src/crepe/system/ParticleSystem.h
+++ b/src/crepe/system/ParticleSystem.h
@@ -20,7 +20,7 @@ public:
* \brief Updates all particle emitters by emitting particles, updating particle states, and
* checking bounds.
*/
- void update() override;
+ void frame_update() override;
private:
/**
@@ -32,16 +32,6 @@ private:
void emit_particle(ParticleEmitter & emitter, const Transform & transform);
/**
- * \brief Calculates the number of times particles should be emitted based on emission rate
- * and update count.
- *
- * \param count Current update count.
- * \param emission Emission rate.
- * \return The number of particles to emit.
- */
- int calculate_update(int count, double emission) const;
-
- /**
* \brief Checks whether particles are within the emitter’s boundary, resets or stops
* particles if they exit.
*
@@ -57,7 +47,7 @@ private:
* \param max_angle Maximum emission angle in degrees.
* \return Random angle in degrees.
*/
- double generate_random_angle(double min_angle, double max_angle) const;
+ float generate_random_angle(float min_angle, float max_angle) const;
/**
* \brief Generates a random speed for particle emission within the specified range.
@@ -66,15 +56,7 @@ private:
* \param max_speed Maximum emission speed.
* \return Random speed.
*/
- double generate_random_speed(double min_speed, double max_speed) const;
-
-private:
- //! Counter to count updates to determine how many times emit_particle is
- // called.
- unsigned int update_count = 0;
- //! Determines the lowest amount of emission rate (1000 = 0.001 = 1 particle per 1000
- // updates).
- static constexpr unsigned int MAX_UPDATE_COUNT = 100;
+ float generate_random_speed(float min_speed, float max_speed) const;
};
} // namespace crepe
diff --git a/src/crepe/system/PhysicsSystem.cpp b/src/crepe/system/PhysicsSystem.cpp
index 3b3b8ab..62f8132 100644
--- a/src/crepe/system/PhysicsSystem.cpp
+++ b/src/crepe/system/PhysicsSystem.cpp
@@ -12,8 +12,7 @@
using namespace crepe;
-void PhysicsSystem::update() {
-
+void PhysicsSystem::fixed_update() {
const Mediator & mediator = this->mediator;
ComponentManager & mgr = mediator.component_manager;
LoopTimerManager & loop_timer = mediator.loop_timer;
diff --git a/src/crepe/system/PhysicsSystem.h b/src/crepe/system/PhysicsSystem.h
index 26152a5..5ed624f 100644
--- a/src/crepe/system/PhysicsSystem.h
+++ b/src/crepe/system/PhysicsSystem.h
@@ -18,7 +18,7 @@ public:
*
* It calculates new velocties and changes the postion in the transform.
*/
- void update() override;
+ void fixed_update() override;
};
} // namespace crepe
diff --git a/src/crepe/system/RenderSystem.cpp b/src/crepe/system/RenderSystem.cpp
index afd9548..c403f6c 100644
--- a/src/crepe/system/RenderSystem.cpp
+++ b/src/crepe/system/RenderSystem.cpp
@@ -64,7 +64,7 @@ RefVector<Sprite> RenderSystem::sort(RefVector<Sprite> & objs) const {
return sorted_objs;
}
-void RenderSystem::update() {
+void RenderSystem::frame_update() {
this->clear_screen();
this->render();
this->present_screen();
@@ -83,11 +83,11 @@ bool RenderSystem::render_particle(const Sprite & sprite, const double & scale)
bool rendering_particles = false;
for (const ParticleEmitter & em : emitters) {
- if (&em.data.sprite != &sprite) continue;
+ if (&em.sprite != &sprite) continue;
rendering_particles = true;
if (!em.active) continue;
- for (const Particle & p : em.data.particles) {
+ for (const Particle & p : em.particles) {
if (!p.active) continue;
ctx.draw(SDLContext::RenderContext{
diff --git a/src/crepe/system/RenderSystem.h b/src/crepe/system/RenderSystem.h
index fc7b46e..1a61f99 100644
--- a/src/crepe/system/RenderSystem.h
+++ b/src/crepe/system/RenderSystem.h
@@ -24,7 +24,7 @@ public:
* \brief Updates the RenderSystem for the current frame.
* This method is called to perform all rendering operations for the current game frame.
*/
- void update() override;
+ void frame_update() override;
private:
//! Clears the screen in preparation for rendering.
diff --git a/src/crepe/system/ReplaySystem.cpp b/src/crepe/system/ReplaySystem.cpp
new file mode 100644
index 0000000..efc3be4
--- /dev/null
+++ b/src/crepe/system/ReplaySystem.cpp
@@ -0,0 +1,54 @@
+#include "../manager/ReplayManager.h"
+#include "../manager/SystemManager.h"
+
+#include "EventSystem.h"
+#include "RenderSystem.h"
+#include "ReplaySystem.h"
+
+using namespace crepe;
+using namespace std;
+
+void ReplaySystem::fixed_update() {
+ ReplayManager & replay = this->mediator.replay_manager;
+ ReplayManager::State state = replay.get_state();
+ ReplayManager::State last_state = this->last_state;
+ this->last_state = state;
+
+ switch (state) {
+ case ReplayManager::IDLE:
+ break;
+ case ReplayManager::RECORDING: {
+ replay.frame_record();
+ break;
+ }
+ case ReplayManager::PLAYING: {
+ if (last_state != ReplayManager::PLAYING) this->playback_begin();
+ bool last = replay.frame_step();
+ if (last) this->playback_end();
+ break;
+ }
+ }
+}
+
+void ReplaySystem::playback_begin() {
+ SystemManager & systems = this->mediator.system_manager;
+ ComponentManager & components = this->mediator.component_manager;
+
+ this->playback = {
+ .components = components.save(),
+ .systems = systems.save(),
+ };
+
+ systems.disable_all();
+ systems.get_system<RenderSystem>().active = true;
+ systems.get_system<ReplaySystem>().active = true;
+ systems.get_system<EventSystem>().active = true;
+}
+
+void ReplaySystem::playback_end() {
+ SystemManager & systems = this->mediator.system_manager;
+ ComponentManager & components = this->mediator.component_manager;
+
+ components.restore(this->playback.components);
+ systems.restore(this->playback.systems);
+}
diff --git a/src/crepe/system/ReplaySystem.h b/src/crepe/system/ReplaySystem.h
new file mode 100644
index 0000000..bbc8d76
--- /dev/null
+++ b/src/crepe/system/ReplaySystem.h
@@ -0,0 +1,44 @@
+#pragma once
+
+#include "../manager/ReplayManager.h"
+#include "../manager/SystemManager.h"
+
+#include "System.h"
+
+namespace crepe {
+
+/**
+ * \brief ReplayManager helper system
+ *
+ * This system records and replays recordings using ReplayManager.
+ */
+class ReplaySystem : public System {
+public:
+ using System::System;
+
+ void fixed_update() override;
+
+private:
+ //! Last ReplayManager state
+ ReplayManager::State last_state = ReplayManager::IDLE;
+
+ /**
+ * \brief Playback snapshot
+ *
+ * When starting playback, the component state is saved and most systems are disabled. This
+ * struct stores the engine state before ReplayManager::play is called.
+ */
+ struct Snapshot {
+ ComponentManager::Snapshot components;
+ SystemManager::Snapshot systems;
+ };
+ //! Before playback snapshot
+ Snapshot playback;
+
+ //! Snapshot state and disable systems during playback
+ void playback_begin();
+ //! Restore state from before \c playback_begin()
+ void playback_end();
+};
+
+} // namespace crepe
diff --git a/src/crepe/system/ScriptSystem.cpp b/src/crepe/system/ScriptSystem.cpp
index d6b2ca1..58055d6 100644
--- a/src/crepe/system/ScriptSystem.cpp
+++ b/src/crepe/system/ScriptSystem.cpp
@@ -1,16 +1,18 @@
#include "../api/BehaviorScript.h"
#include "../api/Script.h"
#include "../manager/ComponentManager.h"
+#include "../util/dbg.h"
#include "ScriptSystem.h"
using namespace std;
using namespace crepe;
-void ScriptSystem::update() {
+void ScriptSystem::fixed_update() {
dbg_trace();
ComponentManager & mgr = this->mediator.component_manager;
+ LoopTimerManager & timer = this->mediator.loop_timer;
RefVector<BehaviorScript> behavior_scripts = mgr.get_components_by_type<BehaviorScript>();
for (BehaviorScript & behavior_script : behavior_scripts) {
@@ -23,6 +25,8 @@ void ScriptSystem::update() {
script->init();
script->initialized = true;
}
- script->update();
+
+ duration_t delta_time = timer.get_delta_time();
+ script->update(delta_time);
}
}
diff --git a/src/crepe/system/ScriptSystem.h b/src/crepe/system/ScriptSystem.h
index 3db1b1e..612c2ae 100644
--- a/src/crepe/system/ScriptSystem.h
+++ b/src/crepe/system/ScriptSystem.h
@@ -22,7 +22,7 @@ public:
* method. It also calls Script::init() if this has not been done before on
* the \c BehaviorScript instance.
*/
- void update() override;
+ void fixed_update() override;
};
} // namespace crepe
diff --git a/src/crepe/system/System.h b/src/crepe/system/System.h
index 063dfbf..e2ce7eb 100644
--- a/src/crepe/system/System.h
+++ b/src/crepe/system/System.h
@@ -14,10 +14,12 @@ class ComponentManager;
*/
class System {
public:
- /**
- * \brief Process all components this system is responsible for.
- */
- virtual void update() = 0;
+ //! Code that runs in the fixed loop
+ virtual void fixed_update() {};
+ //! Code that runs in the frame loop
+ virtual void frame_update() {};
+ //! Indicates that the update functions of this system should be run
+ bool active = true;
public:
System(const Mediator & m);