From 449bf601603d1c08d001789f3469b55ea350dce2 Mon Sep 17 00:00:00 2001
From: Ulysse Cura <ulysse.cura@gmail.com>
Date: Mon, 3 Aug 2026 23:29:27 +0200
Subject: [PATCH] Moved display functions to display.h/.c.

---
 src/asset_manager.c         | 15 --------------
 src/display.c               | 41 +++++++++++++++++++++++++++++++++++--
 src/headers/asset_manager.h |  1 -
 src/headers/display.h       |  4 ++++
 4 files changed, 43 insertions(+), 18 deletions(-)

diff --git a/src/asset_manager.c b/src/asset_manager.c
index 066a817..e41bc09 100644
--- a/src/asset_manager.c
+++ b/src/asset_manager.c
@@ -313,18 +313,3 @@ texture_t *asset_manager_get_texture(asset_manager_t *asset_manager, const char
 
     return asset->data.texture;
 }
-
-int asset_manager_draw_texture(texture_t *texture, rect_t *src_rect, rect_t *dst_rect, bool flip)
-{
-    frect_t src_frect, dst_frect;
-    rect_to_frect(src_rect, &src_frect);
-    rect_to_frect(dst_rect, &dst_frect);
-
-    if(!SDL_RenderTextureRotated(renderer, texture, &src_frect, &dst_frect, 0, NULL, flip))
-    {
-        error_printf("Failed to copy texture to renderer : %s", SDL_GetError());
-        return EXIT_FAILURE;
-    }
-
-    return EXIT_SUCCESS;
-}
diff --git a/src/display.c b/src/display.c
index 8570432..60723ed 100644
--- a/src/display.c
+++ b/src/display.c
@@ -2,6 +2,7 @@
 
 #include <SDL3/SDL.h>
 #include <stdlib.h>
+#include "asset_manager.h"
 #include "errors.h"
 
 SDL_Window *window = NULL;
@@ -44,11 +45,15 @@ inline int display_init(void)
 
     if(!SDL_SetRenderScale(renderer, RENDER_SCALE, RENDER_SCALE))
     {
-        error_printf("Failed to set renderer logical presentation : %s", SDL_GetError());
+        error_printf("Failed to set renderer scale presentation : %s", SDL_GetError());
         return EXIT_FAILURE;
     }
 
-    SDL_SetDefaultTextureScaleMode(renderer, SDL_SCALEMODE_PIXELART);
+    if(!SDL_SetDefaultTextureScaleMode(renderer, SDL_SCALEMODE_PIXELART))
+    {
+        error_printf("Failed to set default texture scale mode : %s", SDL_GetError());
+        return EXIT_FAILURE;
+    }
 
     debug_printf("Initialized display.");
     return EXIT_SUCCESS;
@@ -84,3 +89,35 @@ inline void display_update(void)
 {
     SDL_RenderPresent(renderer);
 }
+
+int display_draw_texture(texture_t *texture, rect_t *src_rect, rect_t *dst_rect, bool flip)
+{
+    frect_t src_frect, dst_frect;
+    rect_to_frect(src_rect, &src_frect);
+    rect_to_frect(dst_rect, &dst_frect);
+
+    if(!SDL_RenderTextureRotated(renderer, texture, &src_frect, &dst_frect, 0, NULL, flip))
+    {
+        error_printf("Failed to copy texture to renderer : %s", SDL_GetError());
+        return EXIT_FAILURE;
+    }
+
+    return EXIT_SUCCESS;
+}
+
+int display_draw_frect(frect_t *frect, unsigned int r, unsigned int g, unsigned int b, unsigned int a)
+{
+    if(!SDL_SetRenderDrawColor(renderer, r, g, b, a))
+    {
+        error_printf("Failed to change renderer draw color : %s", SDL_GetError());
+        return EXIT_FAILURE;
+    }
+
+    if(!SDL_RenderRect(renderer, frect))
+    {
+        error_printf("Failed to draw rectangle to renderer : %s", SDL_GetError());
+        return EXIT_FAILURE;
+    }
+
+    return EXIT_SUCCESS;
+}
\ No newline at end of file
diff --git a/src/headers/asset_manager.h b/src/headers/asset_manager.h
index 6577dae..b154c40 100644
--- a/src/headers/asset_manager.h
+++ b/src/headers/asset_manager.h
@@ -50,6 +50,5 @@ int asset_manager_load_asset(asset_manager_t *asset_manager, const char *asset_n
 int asset_manager_let_go_asset(asset_manager_t *asset_manager, const char *asset_name);
 
 texture_t *asset_manager_get_texture(asset_manager_t *asset_manager, const char *asset_name);
-int asset_manager_draw_texture(texture_t *texture, rect_t *src_rect, rect_t *dst_rect, bool flip);
 
 #endif // ASSET_MANAGER_H
\ No newline at end of file
diff --git a/src/headers/display.h b/src/headers/display.h
index 1be2718..caa83d4 100644
--- a/src/headers/display.h
+++ b/src/headers/display.h
@@ -2,6 +2,8 @@
 #define DISPLAY_H
 
 #include <SDL3/SDL_render.h>
+#include <stdlib.h>
+#include "asset_manager.h"
 
 #define C_BLACK 0,   0,   0,   255
 #define C_RED   255, 0,   0,   255
@@ -25,5 +27,7 @@ void display_exit(void);
 int display_clear(void);
 void display_update(void);
 
+int display_draw_texture(texture_t *texture, rect_t *src_rect, rect_t *dst_rect, bool flip);
+int display_draw_frect(frect_t *frect, unsigned int r, unsigned int g, unsigned int b, unsigned int a);
 
 #endif // DISPLAY_H
\ No newline at end of file