Add camera handling and movement

Camera related movements have been moved to camera.c - it tracks the
matrices as well so we don't have to call it in block_update

The player class is empty right now, but the camera will be a child of
the player, and the player a child of the engine

1 files changed, 10 insertions, 0 deletions

diff --git a/src/engine.c b/src/engine.c
index 84db967..7bfa115 100644
--- a/src/engine.c
+++ b/src/engine.c
@@ -1,5 +1,6 @@
 #include "engine.h"
 #include "block.h"
+#include "camera.h"
 #include "chunk.h"
 #include "input.h"
 #include "window.h"
@@ -44,6 +45,14 @@ int engine_init(struct engine *engine) {
             _engine_insert_chunk_ptrs(engine, chunk);
         }
     }
+
+
+    // Setup camera
+    camera_init(&engine->camera);
+    vec3 camera_pos = { 10.0f, 10.0f, 15.0f };
+    camera_set_position(engine->camera, camera_pos);
+
+    // Final step - Start the game
     engine->game_loop = 1;
     return 0;
 }
@@ -73,6 +82,7 @@ void engine_draw(struct engine* engine) {
         glUseProgram(engine->shader->program);
         for (int i = 0; i < vector_length(engine->objects); i++) {
             struct block* block = vector_get(engine->objects, i);
+            camera_update(engine->camera, engine->shader);
             block_draw(block, engine->shader);
         }
         SDL_RenderPresent(engine->window->renderer);