UPDATE: `README.md` example addition working

[rModels] Don't Double Upload Meshes in LoadObj,

examples/rexm.c

@@ -102,7 +102,8 @@ static void UnloadExamplesData(rlExampleInfo *exInfo);
 
 // Get text lines (by line-breaks '\n')
 // WARNING: It does not copy text data, just returns line pointers 
-static const char **GetTextLines(const char *text, int *count);
+static char **LoadTextLines(const char *text, int *count);
+static void UnloadTextLines(char **text);
 
 // raylib example line info parser
 // Parses following line format: core/core_basic_window;⭐️☆☆☆;1.0;1.0;"Ray"/@raysan5
@@ -333,11 +334,96 @@ int main(int argc, char *argv[])
             
             // Edit: raylib/examples/README.md --> Add new example
             //------------------------------------------------------------------------------------------------
-            // TODO: Use [examples_list.txt] to update/regen README.md
-            //Look for "| 01 | "
+            // NOTE: Using [examples_list.txt] to update/regen README.md
             // Lines format: | 01 | [core_basic_window](core/core_basic_window.c) | <img src="core/core_basic_window.png" alt="core_basic_window" width="80"> | ⭐️☆☆☆ | 1.0 | 1.0 | [Ray](https://github.com/raysan5) |
-
+            char *mdText = LoadFileText(TextFormat("%s/README.md", exBasePath));
+            char *mdTextUpdated = (char *)RL_CALLOC(2*1024*1024, 1); // Updated examples.js copy, 2MB
+            
+            int mdListStartIndex = TextFindIndex(mdText, "| 01 | ");
             
+            int mdIndex = 0;
+            memcpy(mdTextUpdated, mdText, mdListStartIndex);
+
+            // NOTE: We keep a global examples counter
+            for (int i = 0, catCount = 0, gCount = 0; i < MAX_EXAMPLE_CATEGORIES; i++)
+            {
+                // Every category includes some introductory text, as it is quite short, just copying it here
+                // NOTE: "core" text already placed in the file
+                if (i == 1)         // "shapes"
+                {
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex, "\n### category: shapes\n\n");
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex,
+                        "Examples using raylib shapes drawing functionality, provided by raylib [shapes](../src/rshapes.c) module.\n\n");
+                }
+                else if (i == 2)    // "textures"
+                {
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex, "\n### category: textures\n\n");
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex,
+                        "Examples using raylib textures functionality, including image/textures loading/generation and drawing, provided by raylib [textures](../src/rtextures.c) module.\n\n");
+                }
+                else if (i == 3)    // "text"
+                {
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex, "\n### category: text\n\n");
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex,
+                        "Examples using raylib text functionality, including sprite fonts loading/generation and text drawing, provided by raylib [text](../src/rtext.c) module.\n\n");
+                }
+                else if (i == 4)    // "models"
+                {
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex, "\n### category: models\n\n");
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex,
+                        "Examples using raylib models functionality, including models loading/generation and drawing, provided by raylib [models](../src/rmodels.c) module.\n\n");
+                }
+                else if (i == 5)    // "shaders"
+                {
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex, "\n### category: shaders\n\n");
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex,
+                        "Examples using raylib shaders functionality, including shaders loading, parameters configuration and drawing using them (model shaders and postprocessing shaders). This functionality is directly provided by raylib [rlgl](../src/rlgl.c) module.\n\n");
+                }
+                else if (i == 6)    // "audio"
+                {
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex, "\n### category: audio\n\n");
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex,
+                        "Examples using raylib audio functionality, including sound/music loading and playing. This functionality is provided by raylib [raudio](../src/raudio.c) module. Note this module can be used standalone independently of raylib.\n\n");
+                }
+                else if (i == 7)    // "others"
+                {
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex, "\n### category: others\n\n");
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex,
+                        "Examples showing raylib misc functionality that does not fit in other categories, like standalone modules usage or examples integrating external libraries.\n\n");
+                }
+
+                if (i > 0)
+                {
+                    // Table header required
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex, "| ## | example  | image  | difficulty<br>level | version<br>created | last version<br>updated | original<br>developer |\n");
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex, "|----|----------|--------|:-------------------:|:------------------:|:-----------------------:|:----------------------|\n");
+                }
+
+                rlExampleInfo *exCatList = LoadExamplesData(exCollectionListPath, exCategories[i], false, &catCount); 
+                for (int x = 0; x < catCount; x++)
+                {
+                    char stars[16] = { 0 };
+                    for (int s = 0; s < 4; s++)
+                    {
+                        if (s < exCatList[x].stars) strcpy(stars + 3*s, "⭐️");
+                        else strcpy(stars + 3*s, "☆");
+                    }
+
+                    mdIndex += sprintf(mdTextUpdated + mdListStartIndex + mdIndex,
+                        TextFormat("| %02i | [%s](%s/%s.c) | <img src=\"%s/%s.png\" alt=\"%s\" width=\"80\"> | %s | %.1f | %.1f | [%s](https://github.com/%s) |\n", 
+                            gCount + 1, exCatList[x].name, exCatList[x].category, exCatList[x].name, exCatList[x].category, exCatList[x].name, exCatList[x].name,
+                            stars, exCatList[x].verCreated, exCatList[x].verUpdated, exCatList[x].author, exCatList[x].authorGitHub + 1));
+                    
+                    gCount++;
+                }
+
+                UnloadExamplesData(exCatList);
+            }
+
+            // Save updated file
+            SaveFileText(TextFormat("%s/README.md", exBasePath), mdTextUpdated);
+            UnloadFileText(mdText);
+            RL_FREE(mdTextUpdated);
             //------------------------------------------------------------------------------------------------
             
             // Create: raylib/projects/VS2022/examples/<category>_example_name.vcxproj
@@ -356,7 +442,7 @@ int main(int argc, char *argv[])
             // Edit: raylib.com/common/examples.js --> Add new example
             // NOTE: Entries format: exampleEntry('⭐️☆☆☆' , 'core'    , 'basic_window'),
             //------------------------------------------------------------------------------------------------
-            
+            /*
             char *jsText = LoadFileText(TextFormat("%s/../common/examples.js", exWebPath));
             char *jsTextUpdated = (char *)RL_CALLOC(2*1024*1024, 1); // Updated examples.js copy, 2MB
             
@@ -395,7 +481,6 @@ int main(int argc, char *argv[])
                     {
                         jsIndex += sprintf(jsTextUpdated + exListStartIndex + jsIndex,
                             TextFormat("        exampleEntry('%s', '%s', '%s'),\n", stars, exCatList[x].category, exCatList[x].name + strlen(exCatList[x].category) + 1));
-
                     }
                 }
 
@@ -409,7 +494,7 @@ int main(int argc, char *argv[])
             SaveFileText(TextFormat("%s/../common/examples.js", exWebPath), jsTextUpdated);
             UnloadFileText(jsText);
             RL_FREE(jsTextUpdated);
-            
+            */
             //------------------------------------------------------------------------------------------------
 
             // Recompile example (on raylib side)
@@ -549,21 +634,21 @@ static rlExampleInfo *LoadExamplesData(const char *fileName, const char *categor
     if (text != NULL)
     {
         int lineCount = 0;
-        const char **linePtrs = GetTextLines(text, &lineCount);
+        const char **lines = LoadTextLines(text, &lineCount);
         
         for (int i = 0; i < lineCount; i++)
         {
             // Basic validation for lines start categories
-            if ((linePtrs[i][0] != '#') && 
-               ((linePtrs[i][0] == 'c') ||      // core
-                (linePtrs[i][0] == 's') ||      // shapes, shaders
-                (linePtrs[i][0] == 't') ||      // textures, text
-                (linePtrs[i][0] == 'm') ||      // models
-                (linePtrs[i][0] == 'a') ||      // audio
-                (linePtrs[i][0] == 'o')))       // others
+            if ((lines[i][0] != '#') && 
+               ((lines[i][0] == 'c') ||      // core
+                (lines[i][0] == 's') ||      // shapes, shaders
+                (lines[i][0] == 't') ||      // textures, text
+                (lines[i][0] == 'm') ||      // models
+                (lines[i][0] == 'a') ||      // audio
+                (lines[i][0] == 'o')))       // others
             {
                 rlExampleInfo info = { 0 };
-                int result = ParseExampleInfoLine(linePtrs[i], &info);
+                int result = ParseExampleInfoLine(lines[i], &info);
                 if (result == 1) // Success on parsing
                 {
                     if (strcmp(category, "ALL") == 0)
@@ -655,34 +740,37 @@ static int FileRemove(const char *fileName)
     return result;
 }
 
-// Get text lines (by line-breaks '\n')
-// WARNING: It does not copy text data, just returns line pointers 
-static const char **GetTextLines(const char *text, int *count)
+// Load text lines
+static char **LoadTextLines(const char *text, int *count)
 {
-    #define MAX_TEXT_LINE_PTRS   512
-
-    static const char *linePtrs[MAX_TEXT_LINE_PTRS] = { 0 };
-    for (int i = 0; i < MAX_TEXT_LINE_PTRS; i++) linePtrs[i] = NULL;    // Init NULL pointers to substrings
+    #define MAX_TEXT_LINES      512
+    #define MAX_TEXT_LINE_LEN   256
 
+    char **lines = (char **)RL_CALLOC(MAX_TEXT_LINES, sizeof(char *));
+    for (int i = 0; i < MAX_TEXT_LINES; i++) lines[i] = (char *)RL_CALLOC(MAX_TEXT_LINE_LEN, 1);
     int textSize = (int)strlen(text);
+    int k = 0;
 
-    linePtrs[0] = text;
-    int len = 0;
-    *count = 1;
-
-    for (int i = 0, k = 0; (i < textSize) && (*count < MAX_TEXT_LINE_PTRS); i++)
+    for (int i = 0, len = 0; (i < textSize) && (k < MAX_TEXT_LINES); i++)
     {
         if (text[i] == '\n')
         {
-            k++;
-            linePtrs[k] = &text[i + 1]; // WARNING: next value is valid?
+            strncpy(lines[k], &text[i - len], len);
             len = 0;
-            o">*count += 1;
+            n">k++;
         }
         else len++;
     }
 
-    return linePtrs;
+    *count += k;
+    return lines;
+}
+
+// Unload text lines
+static void UnloadTextLines(char **lines)
+{
+    for (int i = 0; i < MAX_TEXT_LINES; i++) RL_FREE(lines[i]);
+    RL_FREE(lines);
 }
 
 // raylib example line info parser
@@ -692,7 +780,7 @@ static int ParseExampleInfoLine(const char *line, rlExampleInfo *entry)
     #define MAX_EXAMPLE_INFO_LINE_LEN   512
     
     char temp[MAX_EXAMPLE_INFO_LINE_LEN] = { 0 };
-    strncpy(temp, line, MAX_EXAMPLE_INFO_LINE_LEN); // WARNING: Copy is needed because strtok() modifies string, adds '\0' 
+    strncpy(temp, line, MAX_EXAMPLE_INFO_LINE_LEN);
     temp[MAX_EXAMPLE_INFO_LINE_LEN - 1] = '\0'; // Ensure null termination
     
     int tokenCount = 0;
@@ -721,10 +809,10 @@ static int ParseExampleInfoLine(const char *line, rlExampleInfo *entry)
     entry->verCreated = strtof(tokens[3], NULL);
     entry->verUpdated = strtof(tokens[4], NULL);
 
-    // Get author and github
-    t">char *quote1 = strchr(tokens[5], '"');
-    t">char *quote2 = quote1? strchr(quote1 + 1, '"') o">: NULL;
-    k">if (quote1 && quote2) strcpy(entry->author, quote1 + 1);
+    // Get author and github   
+    ">if (tokens[5][0] == '"') tokens[5] += 1;
+    ">if (tokens[5][strlen(tokens[5]) - 1] == '"') n">tokens[5][strlen(tokens[5]) - 1] = '\0';
+    n">strcpy(entry->author, tokens[5]);
     strcpy(entry->authorGitHub, tokens[6]);
 
     return 1;

src/rmodels.c

@@ -4501,8 +4501,6 @@ static Model LoadOBJ(const char *fileName)
     tinyobj_shapes_free(objShapes, objShapeCount);
     tinyobj_materials_free(objMaterials, objMaterialCount);
 
-    for (int i = 0; i < model.meshCount; i++) UploadMesh(model.meshes + i, true);
-
     // Restore current working directory
     if (CHDIR(currentDir) != 0)
     {