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-rw-r--r--src/crepe/api/Animator.cpp2
-rw-r--r--src/crepe/api/Camera.h19
-rw-r--r--src/crepe/api/Vector2.cpp14
-rw-r--r--src/crepe/api/Vector2.h9
4 files changed, 34 insertions, 10 deletions
diff --git a/src/crepe/api/Animator.cpp b/src/crepe/api/Animator.cpp
index 464b0fd..d206428 100644
--- a/src/crepe/api/Animator.cpp
+++ b/src/crepe/api/Animator.cpp
@@ -18,7 +18,7 @@ Animator::Animator(game_object_id_t id, Sprite & ss, int row, int col, int col_a
animator_rect.h /= col;
animator_rect.w /= row;
animator_rect.x = 0;
- animator_rect.y = col_animator * animator_rect.h;
+ animator_rect.y = (col_animator - 1) * animator_rect.h;
this->active = false;
}
Animator::~Animator() { dbg_trace(); }
diff --git a/src/crepe/api/Camera.h b/src/crepe/api/Camera.h
index e0cda34..d7292ef 100644
--- a/src/crepe/api/Camera.h
+++ b/src/crepe/api/Camera.h
@@ -2,6 +2,7 @@
#include "Color.h"
#include "Component.h"
+#include "api/Vector2.h"
namespace crepe {
@@ -27,20 +28,20 @@ public:
//! Background color of the camera view.
Color bg_color;
- //! Aspect ratio height for the camera.
- double aspect_height = 480;
+ //! pos The position of the camera in world units
+ Vector2 pos = {0, 0};
- //! Aspect ratio width for the camera.
- double aspect_width = 640;
+ //! screen the display size in pixels ( output resolution )
+ Vector2 screen = {640, 480};
- //! X-coordinate of the camera position.
- double x = 0.0;
+ //! viewport is the area of the world visible through the camera (in world units)
+ Vector2 viewport = {500, 500};
- //! Y-coordinate of the camera position.
- double y = 0.0;
+ //! scale scaling factor from world units to pixel coordinates
+ Vector2 scale = {0, 0};
//! Zoom level of the camera view.
- double zoom = 1.0;
+ double zoom = 1.0f;
public:
/**
diff --git a/src/crepe/api/Vector2.cpp b/src/crepe/api/Vector2.cpp
index 30b968e..8658c00 100644
--- a/src/crepe/api/Vector2.cpp
+++ b/src/crepe/api/Vector2.cpp
@@ -8,12 +8,22 @@ Vector2 Vector2::operator+(const Vector2 & other) const { return {x + other.x, y
Vector2 Vector2::operator*(double scalar) const { return {x * scalar, y * scalar}; }
+Vector2 Vector2::operator*(const Vector2 & other) const {
+ return {this->x * other.x, this->y * other.y};
+}
+
Vector2 & Vector2::operator*=(const Vector2 & other) {
x *= other.x;
y *= other.y;
return *this;
}
+Vector2 & Vector2::operator*=(const double & other) {
+ x *= other;
+ y *= other;
+ return *this;
+}
+
Vector2 & Vector2::operator+=(const Vector2 & other) {
x += other.x;
y += other.y;
@@ -26,6 +36,10 @@ Vector2 & Vector2::operator+=(double other) {
return *this;
}
+Vector2 Vector2::operator/(const Vector2 & other) const {
+ return {this->x / other.x, this->y / other.y};
+}
+
Vector2 Vector2::operator-() const { return {-x, -y}; }
bool Vector2::operator==(const Vector2 & other) const { return x == other.x && y == other.y; }
diff --git a/src/crepe/api/Vector2.h b/src/crepe/api/Vector2.h
index 2fb6136..790160d 100644
--- a/src/crepe/api/Vector2.h
+++ b/src/crepe/api/Vector2.h
@@ -19,8 +19,17 @@ struct Vector2 {
Vector2 operator*(double scalar) const;
//! Multiplies this vector by another vector element-wise and updates this vector.
+ Vector2 operator*(const Vector2 & other) const;
+
+ //! Multiplies this vector by another vector element-wise and updates this vector.
Vector2 & operator*=(const Vector2 & other);
+ //! Multiplies a scalar value to both components of this vector and updates this vector.
+ Vector2 & operator*=(const double & other);
+
+ //! Divides this vector by another vector element-wise and updates this vector.
+ Vector2 operator/(const Vector2 & other) const;
+
//! Adds another vector to this vector and updates this vector.
Vector2 & operator+=(const Vector2 & other);