add new ui.c where several UI functions are now moved to

Mon, 16 Jun 2025 20:24:47 +0200

author
Mike Becker <universe@uap-core.de>
date
Mon, 16 Jun 2025 20:24:47 +0200
changeset 155
b598b4eb4b44
parent 154
4dff9cc488fe
child 156
bd15eeaa88c0

add new ui.c where several UI functions are now moved to

src/Makefile file | annotate | diff | comparison | revisions
src/ascension/ui.h file | annotate | diff | comparison | revisions
src/ascension/window.h file | annotate | diff | comparison | revisions
src/ui.c file | annotate | diff | comparison | revisions
src/window.c file | annotate | diff | comparison | revisions
test/snake/snake.c file | annotate | diff | comparison | revisions
--- a/src/Makefile	Sun Jun 15 21:02:29 2025 +0200
+++ b/src/Makefile	Mon Jun 16 20:24:47 2025 +0200
@@ -31,7 +31,7 @@
       window.c shader.c mesh.c texture.c \
       sprite.c 2d.c \
       camera.c scene.c scene_node.c behavior.c \
-      font.c text.c
+      ui.c font.c text.c
 
 OBJ = $(SRC:%.c=$(BUILD_DIR)/%.o)
 
@@ -160,6 +160,17 @@
 	@echo "Compiling $<"
 	$(CC) -o $@ $(CFLAGS) -c $<
 
+$(BUILD_DIR)/ui.o: ui.c ascension/ui.h ascension/ui/text.h \
+ ascension/ui/font.h ascension/ui/../sprite.h \
+ ascension/ui/../scene_node.h ascension/ui/../datatypes.h \
+ ascension/ui/../transform.h ascension/ui/../mesh.h \
+ ascension/ui/../texture.h ascension/ui/../camera.h ascension/context.h \
+ ascension/datatypes.h ascension/window.h ascension/glcontext.h \
+ ascension/scene.h ascension/scene_node.h ascension/camera.h \
+ ascension/input.h ascension/ui/font.h ascension/scene.h
+	@echo "Compiling $<"
+	$(CC) -o $@ $(CFLAGS) -c $<
+
 $(BUILD_DIR)/window.o: window.c ascension/error.h ascension/window.h \
  ascension/datatypes.h ascension/glcontext.h ascension/scene.h \
  ascension/scene_node.h ascension/transform.h ascension/camera.h \
--- a/src/ascension/ui.h	Sun Jun 15 21:02:29 2025 +0200
+++ b/src/ascension/ui.h	Mon Jun 16 20:24:47 2025 +0200
@@ -28,7 +28,38 @@
 #ifndef ASCENSION_UI_H
 #define ASCENSION_UI_H
 
+#ifndef ASCENSION_UI_IMPLEMENTATION
 #include "ui/text.h"
+#endif
+
+/**
+ * Sets the UI scaling factor for the active window.
+ *
+ * @param scale the scaling factor
+ */
+void asc_ui_scale(float scale);
+
+/**
+ * Returns the current UI scaling factor for the active window.
+ *
+ * @return the scaling factor
+ */
+float asc_ui_get_scale(void);
+
+/**
+ * Automatically chooses a UI scaling factor depending on display resolution.
+ *
+ * @note you need to call this function again when the window changes the display
+ * // TODO: check if there is an SDL event when the window changes the display and implement a reaction
+ */
+void asc_ui_scale_auto(void);
+
+/**
+ * Adds a node to the active window's UI.
+ *
+ * @param node the node to add
+ */
+void asc_ui_add_node(AscSceneNode *node);
 
 #endif /* ASCENSION_UI_H */
 
--- a/src/ascension/window.h	Sun Jun 15 21:02:29 2025 +0200
+++ b/src/ascension/window.h	Mon Jun 16 20:24:47 2025 +0200
@@ -148,31 +148,5 @@
  */
 asc_vec2u asc_window_display_resolution(void);
 
-// TODO: there is a ui.h - better move stuff there?
-
-/**
- * Sets the UI scaling factor for the active window.
- *
- * @param scale the scaling factor
- */
-void asc_ui_scale(float scale);
-
-/**
- * Returns the current UI scaling factor for the active window.
- *
- * @return the scaling factor
- */
-float asc_ui_get_scale(void);
-
-/**
- * Automatically chooses a UI scaling factor depending on display resolution.
- *
- * @note you need to call this function again when the window changes the display
- * // TODO: check if there is an SDL event when the window changes the display and implement a reaction
- */
-void asc_ui_scale_auto(void);
-
-void asc_add_ui_node(AscSceneNode *node);
-
 #endif /* ASCENSION_WINDOW_H */
 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ui.c	Mon Jun 16 20:24:47 2025 +0200
@@ -0,0 +1,55 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ * Copyright 2025 Mike Becker. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#define ASC_UI_IMPLEMENTATION
+#include "ascension/ui.h"
+
+#include "ascension/context.h"
+#include "ascension/scene.h"
+
+void asc_ui_add_node(AscSceneNode *node) {
+    asc_scene_add_node(&asc_active_window->ui, node);
+}
+
+void asc_ui_scale(float scale) {
+    asc_active_window->ui_scale = scale;
+}
+
+float asc_ui_get_scale(void) {
+    return asc_active_window->ui_scale;
+}
+
+void asc_ui_scale_auto(void) {
+    asc_vec2u res = asc_window_display_resolution();
+    if (res.width > 3100) {
+        asc_ui_scale(2.0f);
+    } else if (res.width > 2000) {
+        asc_ui_scale(1.5f);
+    } else {
+        return asc_ui_scale(1.f);
+    }
+}
--- a/src/window.c	Sun Jun 15 21:02:29 2025 +0200
+++ b/src/window.c	Mon Jun 16 20:24:47 2025 +0200
@@ -194,10 +194,6 @@
     return i;
 }
 
-void asc_add_ui_node(AscSceneNode *node) {
-    asc_scene_add_node(&asc_active_window->ui, node);
-}
-
 AscScene *asc_window_scene(unsigned int index) {
     return &asc_active_window->scenes[index];
 }
@@ -212,23 +208,3 @@
     }
     return asc_vec2u_new(dm.w, dm.h);
 }
-
-void asc_ui_scale(float scale) {
-    asc_active_window->ui_scale = scale;
-}
-
-float asc_ui_get_scale(void) {
-    return asc_active_window->ui_scale;
-}
-
-void asc_ui_scale_auto(void) {
-    asc_vec2u res = asc_window_display_resolution();
-    // TODO: debug why this is wrong under GNOME or just throw GNOME away
-    if (res.width > 3000) {
-        asc_ui_scale(1.5f);
-    } else if (res.width > 2000) {
-        asc_ui_scale(1.2f);
-    } else {
-        return asc_ui_scale(1.f);
-    }
-}
--- a/test/snake/snake.c	Sun Jun 15 21:02:29 2025 +0200
+++ b/test/snake/snake.c	Mon Jun 16 20:24:47 2025 +0200
@@ -104,7 +104,7 @@
     AscSceneNode *node = asc_text(.name = "FPS Counter");
     asc_behavior_add(node, .func = update_fps_counter, .interval = asc_seconds(1));
     asc_behavior_add(node, .func = tie_fps_counter_to_corner);
-    asc_add_ui_node(node);
+    asc_ui_add_node(node);
 }
 
 static void create_score_counter(void) {
@@ -115,7 +115,7 @@
         .x = 10, .y = 10,
         .text = "Score: 0"
     );
-    asc_add_ui_node(node);
+    asc_ui_add_node(node);
 }
 
 static void create_spaceship(void) {

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