update examples with difficulty stars (#4694)

* update examples with difficulty stars

* manual fix script issues

* manual fix script issues

examples/textures/textures_background_scrolling.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Background scrolling
 *
+*   Example complexity rating: [★☆☆☆] 1/4
+*
 *   Example originally created with raylib 2.0, last time updated with raylib 2.5
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_blend_modes.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - blend modes
 *
+*   Example complexity rating: [★☆☆☆] 1/4
+*
 *   NOTE: Images are loaded in CPU memory (RAM); textures are loaded in GPU memory (VRAM)
 *
 *   Example originally created with raylib 3.5, last time updated with raylib 3.5

examples/textures/textures_bunnymark.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Bunnymark
 *
+*   Example complexity rating: [★★★☆] 3/4
+*
 *   Example originally created with raylib 1.6, last time updated with raylib 2.5
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_draw_tiled.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Draw part of the texture tiled
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+*   Example complexity rating: [★★★☆] 3/4
+*
 *   Example originally created with raylib 3.0, last time updated with raylib 4.2
 *
 *   Example contributed by Vlad Adrian (@demizdor) and reviewed by Ramon Santamaria (@raysan5)

examples/textures/textures_fog_of_war.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Fog of war
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+*   Example complexity rating: [★★★☆] 3/4
+*
 *   Example originally created with raylib 4.2, last time updated with raylib 4.2
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_gif_player.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - gif playing
 *
+*   Example complexity rating: [★★★☆] 3/4
+*
 *   Example originally created with raylib 4.2, last time updated with raylib 4.2
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_image_drawing.c

@@ -2,6 +2,8 @@
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 *   raylib [textures] example - Image loading and drawing on it
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+*   Example complexity rating: [★★☆☆] 2/4
+*
 *   NOTE: Images are loaded in CPU memory (RAM); textures are loaded in GPU memory (VRAM)
 *
 *   Example originally created with raylib 1.4, last time updated with raylib 1.4

examples/textures/textures_image_generation.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Procedural images generation
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+*   Example complexity rating: [★★☆☆] 2/4
+*
 *   Example originally created with raylib 1.8, last time updated with raylib 1.8
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_image_loading.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Image loading and texture creation
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+*   Example complexity rating: [★☆☆☆] 1/4
+*
 *   NOTE: Images are loaded in CPU memory (RAM); textures are loaded in GPU memory (VRAM)
 *
 *   Example originally created with raylib 1.3, last time updated with raylib 1.3

examples/textures/textures_image_processing.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Image processing
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+*   Example complexity rating: [★★★☆] 3/4
+*
 *   NOTE: Images are loaded in CPU memory (RAM); textures are loaded in GPU memory (VRAM)
 *
 *   Example originally created with raylib 1.4, last time updated with raylib 3.5

examples/textures/textures_image_text.c

@@ -1,6 +1,8 @@
 /*******************************************************************************************
 *
-*   raylib [texture] example - Image text drawing using TTF generated font
+*   raylib [textures] example - Image text drawing using TTF generated font
+*
+*   Example complexity rating: [★★☆☆] 2/4
 *
 *   Example originally created with raylib 1.8, last time updated with raylib 4.0
 *

examples/textures/textures_logo_raylib.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Texture loading and drawing
 *
+*   Example complexity rating: [★☆☆☆] 1/4
+*
 *   Example originally created with raylib 1.0, last time updated with raylib 1.0
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_mouse_painting.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Mouse painting
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+*   Example complexity rating: [★★★☆] 3/4
+*
 *   Example originally created with raylib 3.0, last time updated with raylib 3.0
 *
 *   Example contributed by Chris Dill (@MysteriousSpace) and reviewed by Ramon Santamaria (@raysan5)

examples/textures/textures_npatch_drawing.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - N-patch drawing
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+*   Example complexity rating: [★★★☆] 3/4
+*
 *   NOTE: Images are loaded in CPU memory (RAM); textures are loaded in GPU memory (VRAM)
 *
 *   Example originally created with raylib 2.0, last time updated with raylib 2.5

examples/textures/textures_particles_blending.c

@@ -1,6 +1,8 @@
 /*******************************************************************************************
 *
-*   raylib example - particles blending
+*   raylib [textures] example - particles blending
+*
+*   Example complexity rating: [★☆☆☆] 1/4
 *
 *   Example originally created with raylib 1.7, last time updated with raylib 3.5
 *

examples/textures/textures_polygon.c

@@ -1,6 +1,8 @@
 /*******************************************************************************************
 *
-*   raylib [shapes] example - Draw Textured Polygon
+*   raylib [textures] example - Draw Textured Polygon
+*
+*   Example complexity rating: [★☆☆☆] 1/4
 *
 *   Example originally created with raylib 3.7, last time updated with raylib 3.7
 *

examples/textures/textures_raw_data.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Load textures from raw data
 *
+*   Example complexity rating: [★★★☆] 3/4
+*
 *   NOTE: Images are loaded in CPU memory (RAM); textures are loaded in GPU memory (VRAM)
 *
 *   Example originally created with raylib 1.3, last time updated with raylib 3.5

examples/textures/textures_sprite_anim.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Sprite animation
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+*   Example complexity rating: [★★☆☆] 2/4
+*
 *   Example originally created with raylib 1.3, last time updated with raylib 1.3
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_sprite_button.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - sprite button
 *
+*   Example complexity rating: [★★☆☆] 2/4
+*
 *   Example originally created with raylib 2.5, last time updated with raylib 2.5
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_sprite_explosion.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - sprite explosion
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+*   Example complexity rating: [★★☆☆] 2/4
+*
 *   Example originally created with raylib 2.5, last time updated with raylib 3.5
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_srcrec_dstrec.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Texture source and destination rectangles
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+*   Example complexity rating: [★★★☆] 3/4
+*
 *   Example originally created with raylib 1.3, last time updated with raylib 1.3
 *
 *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,

examples/textures/textures_textured_curve.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Draw a texture along a segmented curve
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+*   Example complexity rating: [★★★☆] 3/4
+*
 *   Example originally created with raylib 4.5, last time updated with raylib 4.5
 *
 *   Example contributed by Jeffery Myers and reviewed by Ramon Santamaria (@raysan5)

examples/textures/textures_to_image.c

@@ -2,6 +2,8 @@
 *
 *   raylib [textures] example - Retrieve image data from texture: LoadImageFromTexture()
 *
+*   Example complexity rating: [★☆☆☆] 1/4
+*
 *   NOTE: Images are loaded in CPU memory (RAM); textures are loaded in GPU memory (VRAM)
 *
 *   Example originally created with raylib 1.3, last time updated with raylib 4.0