Merge branch 'master' of https://github.com/raysan5/raylib

* [examples] rewind and forward lines drawing

* [examples] reset button

* [examples] update screenshot

* [examples] applied raylib convention

examples/Makefile

@@ -708,7 +708,6 @@ SHADERS = \
     shaders/shaders_vertex_displacement
 
 AUDIO = \
-    audio/audio_fft_spectrum_visualizer \
     audio/audio_mixed_processor \
     audio/audio_module_playing \
     audio/audio_music_stream \
@@ -716,6 +715,7 @@ AUDIO = \
     audio/audio_sound_loading \
     audio/audio_sound_multi \
     audio/audio_sound_positioning \
+    audio/audio_spectrum_visualizer \
     audio/audio_stream_effects
 
 OTHERS = \

examples/Makefile.Web

@@ -696,7 +696,6 @@ SHADERS = \
     shaders/shaders_vertex_displacement
 
 AUDIO = \
-    audio/audio_fft_spectrum_visualizer \
     audio/audio_mixed_processor \
     audio/audio_module_playing \
     audio/audio_music_stream \
@@ -704,6 +703,7 @@ AUDIO = \
     audio/audio_sound_loading \
     audio/audio_sound_multi \
     audio/audio_sound_positioning \
+    audio/audio_spectrum_visualizer \
     audio/audio_stream_effects
 
 # Default target entry
@@ -1471,10 +1471,6 @@ shaders/shaders_vertex_displacement: shaders/shaders_vertex_displacement.c
     --preload-file shaders/resources/shaders/glsl100/vertex_displacement.fs@resources/shaders/glsl100/vertex_displacement.fs
 
 # Compile AUDIO examples
-audio/audio_fft_spectrum_visualizer: audio/audio_fft_spectrum_visualizer.c
-	$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
-    --preload-file audio/resources/country.mp3@resources/country.mp3
-
 audio/audio_mixed_processor: audio/audio_mixed_processor.c
 	$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
     --preload-file audio/resources/country.mp3@resources/country.mp3 \
@@ -1503,6 +1499,11 @@ audio/audio_sound_positioning: audio/audio_sound_positioning.c
 	$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
     --preload-file audio/resources/coin.wav@resources/coin.wav
 
+audio/audio_spectrum_visualizer: audio/audio_spectrum_visualizer.c
+	$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
+    --preload-file audio/resources/shaders/glsl100/fft.fs@resources/shaders/glsl100/fft.fs \
+    --preload-file audio/resources/country.mp3@resources/country.mp3
+
 audio/audio_stream_effects: audio/audio_stream_effects.c
 	$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
     --preload-file audio/resources/country.mp3@resources/country.mp3

examples/README.md

@@ -260,7 +260,7 @@ Examples using raylib audio functionality, including sound/music loading and pla
 | [audio_stream_effects](audio/audio_stream_effects.c) | <img src="audio/audio_stream_effects.png" alt="audio_stream_effects" width="80"> | ⭐⭐⭐⭐️ | 4.2 | 5.0 | [Ramon Santamaria](https://github.com/raysan5) |
 | [audio_sound_multi](audio/audio_sound_multi.c) | <img src="audio/audio_sound_multi.png" alt="audio_sound_multi" width="80"> | ⭐⭐☆☆ | 5.0 | 5.0 | [Jeffery Myers](https://github.com/JeffM2501) |
 | [audio_sound_positioning](audio/audio_sound_positioning.c) | <img src="audio/audio_sound_positioning.png" alt="audio_sound_positioning" width="80"> | ⭐⭐☆☆ | 5.5 | 5.5 | [Le Juez Victor](https://github.com/Bigfoot71) |
-| [audio_fft_spectrum_visualizer](audio/audio_fft_spectrum_visualizer.c) | <img src="audio/audio_fft_spectrum_visualizer.png" alt="audio_fft_spectrum_visualizer" width="80"> | ⭐⭐⭐☆ | 6.0 | 5.6-dev | [IANN](https://github.com/meisei4) |
+| [audio_spectrum_visualizer](audio/audio_spectrum_visualizer.c) | <img src="audio/audio_spectrum_visualizer.png" alt="audio_spectrum_visualizer" width="80"> | ⭐⭐⭐☆ | 6.0 | 5.6-dev | [IANN](https://github.com/meisei4) |
 
 ### category: others [6]
 
@@ -276,4 +276,4 @@ Examples showing raylib misc functionality that does not fit in other categories
 | [web_basic_window](others/web_basic_window.c) | <img src="others/web_basic_window.png" alt="web_basic_window" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6-dev | [Ramon Santamaria](https://github.com/raysan5) |
 
 Some example missing? As always, contributions are welcome, feel free to send new examples!
-Here is an[examples template](examples_template.c) with instructions to start with!
+Here is an [examples template](examples_template.c) with instructions to start with!

examples/audio/audio_fft_spectrum_visualizer.c → examples/audio/audio_spectrum_visualizer.c

@@ -1,6 +1,6 @@
 /*******************************************************************************************
 *
-*   raylib [audio] example - fft spectrum visualizer
+*   raylib [audio] example - spectrum visualizer
 *
 *   Example complexity rating: [★★★☆] 3/4
 *
@@ -78,7 +78,7 @@ int main(void)
     const int screenWidth = 800;
     const int screenHeight = 450;
 
-    InitWindow(screenWidth, screenHeight, "raylib [audio] example - fft spectrum visualizer");
+    InitWindow(screenWidth, screenHeight, "raylib [audio] example - spectrum visualizer");
 
     Image fftImage = GenImageColor(BUFFER_SIZE, TEXTURE_HEIGHT, WHITE);
     Texture2D fftTexture = LoadTextureFromImage(fftImage);

examples/examples_list.txt

@@ -200,7 +200,7 @@ audio;audio_mixed_processor;★★★★;4.2;4.2;2023;2025;"hkc";@hatkidchan
 audio;audio_stream_effects;★★★★;4.2;5.0;2022;2025;"Ramon Santamaria";@raysan5
 audio;audio_sound_multi;★★☆☆;5.0;5.0;2023;2025;"Jeffery Myers";@JeffM2501
 audio;audio_sound_positioning;★★☆☆;5.5;5.5;2025;2025;"Le Juez Victor";@Bigfoot71
-audio;audio_fft_spectrum_visualizer;★★★☆;6.0;5.6-dev;2025;2025;"IANN";@meisei4
+audio;audio_spectrum_visualizer;★★★☆;6.0;5.6-dev;2025;2025;"IANN";@meisei4
 others;rlgl_standalone;★★★★;1.6;4.0;2014;2025;"Ramon Santamaria";@raysan5
 others;rlgl_compute_shader;★★★★;4.0;4.0;2021;2025;"Teddy Astie";@tsnake41
 others;easings_testbed;★★★☆;2.5;3.0;2019;2025;"Juan Miguel López";@flashback-fx

examples/shapes/shapes_kaleidoscope.c

@@ -16,7 +16,10 @@
 ********************************************************************************************/
 
 #include "raylib.h"
+#include <string.h>
 
+#define RAYGUI_IMPLEMENTATION
+#include "raygui.h"
 #include "raymath.h"
 
 #define MAX_DRAW_LINES  8192
@@ -47,6 +50,9 @@ int main(void)
     int symmetry = 6;
     float angle = 360.0f/(float)symmetry;
     float thickness = 3.0f;
+    Rectangle resetButtonRec = { screenWidth - 55, 5, 50, 25 };
+    Rectangle backButtonRec = { screenWidth - 55, screenHeight - 30, 25, 25 };
+    Rectangle nextButtonRec = { screenWidth - 30, screenHeight - 30, 25, 25 };
     Vector2 mousePos = { 0 };
     Vector2 prevMousePos = { 0 };
     Vector2 scaleVector = { 1.0f, -1.0f };
@@ -58,7 +64,11 @@ int main(void)
     camera.rotation = 0.0f;
     camera.zoom = 1.0f;
 
-    int lineCounter = 0;
+    int currentLineCounter = 0;
+    int totalLineCounter = 0;
+    int resetButtonClicked = false;
+    int backButtonClicked = false;
+    int nextButtonClicked = false;
 
     SetTargetFPS(20);
     //--------------------------------------------------------------------------------------
@@ -74,24 +84,47 @@ int main(void)
         Vector2 lineStart = Vector2Subtract(mousePos, offset);
         Vector2 lineEnd = Vector2Subtract(prevMousePos, offset);
 
-        if (IsMouseButtonDown(MOUSE_LEFT_BUTTON))
+        if (
+            IsMouseButtonDown(MOUSE_LEFT_BUTTON)
+            && (CheckCollisionPointRec(mousePos, resetButtonRec) == false)
+            && (CheckCollisionPointRec(mousePos, backButtonRec) == false)
+            && (CheckCollisionPointRec(mousePos, nextButtonRec) == false)
+        )
         {
-            for (int s = 0; (s < symmetry) && (lineCounter < (MAX_DRAW_LINES - 1)); s++)
+            for (int s = 0; (s < symmetry) && (totalLineCounter < (MAX_DRAW_LINES - 1)); s++)
             {
                 lineStart = Vector2Rotate(lineStart, angle*DEG2RAD);
                 lineEnd = Vector2Rotate(lineEnd, angle*DEG2RAD);
 
                 // Store mouse line
-                lines[lineCounter].start = lineStart;
-                lines[lineCounter].end = lineEnd;
+                lines[totalLineCounter].start = lineStart;
+                lines[totalLineCounter].end = lineEnd;
 
                 // Store reflective line
-                lines[lineCounter + 1].start = Vector2Multiply(lineStart, scaleVector);
-                lines[lineCounter + 1].end = Vector2Multiply(lineEnd, scaleVector);
+                lines[totalLineCounter + 1].start = Vector2Multiply(lineStart, scaleVector);
+                lines[totalLineCounter + 1].end = Vector2Multiply(lineEnd, scaleVector);
 
-                lineCounter += 2;
+                totalLineCounter += 2;
+                currentLineCounter = totalLineCounter;
             }
         }
+
+        if (resetButtonClicked)
+        {
+            memset(&lines, 0, sizeof(Line)*MAX_DRAW_LINES);
+            currentLineCounter = 0;
+            totalLineCounter = 0;
+        }
+
+        if (backButtonClicked && (currentLineCounter > 0))
+        {
+            currentLineCounter -= 1;
+        }
+
+        if (nextButtonClicked && (currentLineCounter < MAX_DRAW_LINES) && ((currentLineCounter + 1) <= totalLineCounter))
+        {
+            currentLineCounter += 1;
+        }
         //----------------------------------------------------------------------------------
 
         // Draw
@@ -99,19 +132,31 @@ int main(void)
         BeginDrawing();
 
             ClearBackground(RAYWHITE);
-
             BeginMode2D(camera);
+
                 for (int s = 0; s < symmetry; s++)
                 {
-                    for (int i = 0; i < lineCounter; i += 2)
+                    for (int i = 0; i < currentLineCounter; i += 2)
                     {
                         DrawLineEx(lines[i].start, lines[i].end, thickness, BLACK);
                         DrawLineEx(lines[i + 1].start, lines[i + 1].end, thickness, BLACK);
                     }
                 }
+
             EndMode2D();
 
-            DrawText(TextFormat("LINES: %i/%i", lineCounter, MAX_DRAW_LINES), 10, screenHeight - 30, 20, MAROON);
+            if ((currentLineCounter - 1) < 0) GuiDisable();
+
+            backButtonClicked = GuiButton(backButtonRec, "<");
+            GuiEnable();
+
+            if ((currentLineCounter + 1) > totalLineCounter) GuiDisable();
+
+            nextButtonClicked = GuiButton(nextButtonRec, ">");
+            GuiEnable();
+            resetButtonClicked = GuiButton(resetButtonRec, "Reset");
+
+            DrawText(TextFormat("LINES: %i/%i", currentLineCounter, MAX_DRAW_LINES), 10, screenHeight - 30, 20, MAROON);
             DrawFPS(10, 10);
 
         EndDrawing();

projects/VS2022/examples/audio_fft_spectrum_visualizer.vcxproj → projects/VS2022/examples/audio_spectrum_visualizer.vcxproj

@@ -53,9 +53,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2B3CED91-973F-4936-9DD4-CC8B1C8ACC68}</ProjectGuid>
     <Keyword>Win32Proj</Keyword>
-    <RootNamespace>audio_fft_spectrum_visualizer</RootNamespace>
+    <RootNamespace>audio_spectrum_visualizer</RootNamespace>
     <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
-    <ProjectName>audio_fft_spectrum_visualizer</ProjectName>
+    <ProjectName>audio_spectrum_visualizer</ProjectName>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -553,7 +553,7 @@
     </PostBuildEvent>
   </ItemDefinitionGroup>
   <ItemGroup>
-    <ClCompile Include="..\..\..\examples\audio\audio_fft_spectrum_visualizer.c" />
+    <ClCompile Include="..\..\..\examples\audio\audio_spectrum_visualizer.c" />
   </ItemGroup>
   <ItemGroup>
     <ResourceCompile Include="..\..\..\examples\examples.rc" />

projects/VS2022/raylib.sln

@@ -411,7 +411,7 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "core_compute_hash", "exampl
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "textures_screen_buffer", "examples\textures_screen_buffer.vcxproj", "{4E9D2828-EE83-40C8-97E0-137EEDFBAAAD}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "audio_fft_spectrum_visualizer", "examples\audio_fft_spectrum_visualizer.vcxproj", "{2B3CED91-973F-4936-9DD4-CC8B1C8ACC68}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "audio_spectrum_visualizer", "examples\audio_spectrum_visualizer.vcxproj", "{2B3CED91-973F-4936-9DD4-CC8B1C8ACC68}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "models_directional_billboard", "examples\models_directional_billboard.vcxproj", "{30011884-25EE-42C9-BB15-888CAFB1AA6E}"
 EndProject

src/rcore.c

@@ -2315,8 +2315,7 @@ const char *GetApplicationDirectory(void)
     
 #elif defined(__FreeBSD__)
 
-    size_t size = sizeof(appD
-    ir);
+    size_t size = sizeof(appDir);
     int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
 
     if (sysctl(mib, 4, appDir, &size, NULL, 0) == 0)

tools/rexm/reports/examples_validation.md

@@ -213,7 +213,7 @@ Example elements validated:
 | audio_stream_effects             |  ✔ |  ✔  |  ✔  |  ✔ |  ✔  |  ✔  |  ✔ |   ✔  |  ✔  |  ✔ |  ✔  |  ✔ |  ✔  |  ✔  |
 | audio_sound_multi                |  ✔ |  ✔  |  ✔  |  ✔ |  ✔  |  ✔  |  ✔ |   ✔  |  ✔  |  ✔ |  ✔  |  ✔ |  ✔  |  ✔  |
 | audio_sound_positioning          |  ✔ |  ✔  |  ✔  |  ✔ |  ✔  |  ✔  |  ✔ |   ✔  |  ✔  |  ✔ |  ✔  |  ✔ |  ✔  |  ✔  |
-| audio_fft_spectrum_visualizer    |  ✔ |  ✔  |  ✔  |  ✔ |  ✔  |  ✔  |  ✔ |   ✔  |  ✔  |  ✔ |  ✔  |  ✔ |  ✔  |  ✔  |
+| audio_spectrum_visualizer        |  ✔ |  ✔  |  ✔  |  ✔ |  ✔  |  ✔  |  ✔ |   ✔  |  ✔  |  ✔ |  ✔  |  ✔ |  ✔  |  ✔  |
 | rlgl_standalone                  |  ✔ |  ❌  |  ✔  |  ✔ |  ✔  |  ✔  |  ✔ |   ✔  |  ✔  |  ✔ |  ✔  |  ✔ |  ✔  |  ✔  |
 | rlgl_compute_shader              |  ✔ |  ❌  |  ✔  |  ✔ |  ✔  |  ✔  |  ✔ |   ✔  |  ✔  |  ✔ |  ✔  |  ✔ |  ✔  |  ✔  |
 | easings_testbed                  |  ✔ |  ❌  |  ✔  |  ✔ |  ✔  |  ✔  |  ✔ |   ✔  |  ✔  |  ✔ |  ✔  |  ✔ |  ✔  |  ✔  |

tools/rexm/rexm.rc

@@ -6,8 +6,8 @@ PRODUCTVERSION  1,0,0,0
 BEGIN
   BLOCK "StringFileInfo"
   BEGIN
-	//BLOCK "080904E4" 	// English UK
-    BLOCK "040904E4"	// English US
+    //BLOCK "080904E4"     // English UK
+    BLOCK "040904E4"    // English US
     BEGIN
       VALUE "CompanyName", "Ramon Santamaria"
       VALUE "FileDescription", "rexm | raylib examples manager"
@@ -21,7 +21,7 @@ BEGIN
   END
   BLOCK "VarFileInfo"
   BEGIN
-	//VALUE "Translation", 0x809, 1252	// English UK
-    VALUE "Translation", 0x409, 1252	// English US
+    //VALUE "Translation", 0x809, 1252    // English UK
+    VALUE "Translation", 0x409, 1252    // English US
   END
 END