Disable old ent code

2026-05-21 10:18:20 -05:00
parent 6502822583
commit efd31237be
30 changed files with 104 additions and 124 deletions
@@ -0,0 +1,79 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "entity/entitybase.h"
+
+typedef enum {
+  ENTITY_CAMERA_PROJECTION_TYPE_PERSPECTIVE,
+  ENTITY_CAMERA_PROJECTION_TYPE_PERSPECTIVE_FLIPPED,
+  ENTITY_CAMERA_PROJECTION_TYPE_ORTHOGRAPHIC
+} entitycameraprojectiontype_t;
+
+typedef struct {
+  union {
+    struct {
+      float_t fov;
+    } perspective;
+
+    struct {
+      float_t left;
+      float_t right;
+      float_t top;
+      float_t bottom;
+    } orthographic;
+  };
+
+  float_t nearClip;
+  float_t farClip;
+  entitycameraprojectiontype_t projType;  
+} entitycamera_t;
+
+/**
+ * Initializes an entity camera component.
+ * 
+ * @param ent The entity ID.
+ * @param comp The component ID.
+ */
+void entityCameraInit(const entityid_t ent, const componentid_t comp);
+
+/**
+ * Renders out the projection matrix for the given camera.
+ *
+ * @param ent The entity ID.
+ * @param comp The component ID.
+ * @param out The output projection matrix.
+ */
+void entityCameraGetProjection(
+  const entityid_t ent,
+  const componentid_t comp,
+  mat4 out
+);
+
+/**
+ * Returns the entity ID of the first active camera, or ENTITY_COUNT_MAX if 
+ * none are active.
+ */
+entityid_t entityCameraGetCurrent(void);
+
+/**
+ * Gets the camera's horizontal forward direction (XZ plane) from its position
+ * component. Automatically finds the position component on the entity.
+ *
+ * @param entityId The camera entity ID.
+ * @param out Output vec2: {forwardX, forwardZ} normalized.
+ */
+void entityCameraGetForward(const entityid_t entityId, vec2 out);
+
+/**
+ * Gets the camera's horizontal right direction (XZ plane) from its position
+ * component. Automatically finds the position component on the entity.
+ *
+ * @param entityId The camera entity ID.
+ * @param out Output vec2: {rightX, rightZ} normalized.
+ */
+void entityCameraGetRight(const entityid_t entityId, vec2 out);