examples review

examples/text/resources/emoji.fnt

@@ -1,6 +1,6 @@
 info face="Symbola" size=-64 bold=0 italic=0 charset="" unicode=1 stretchH=100 smooth=1 aa=1 padding=0,0,0,0 spacing=2,2 outline=2
 common lineHeight=81 base=59 scaleW=1024 scaleH=1024 pages=1 packed=0 alphaChnl=0 redChnl=4 greenChnl=4 blueChnl=4
-page id=0 file="emoji_0.png"
+page id=0 file="emoji.png"
 chars count=187
 char id=9749 x=135   y=333   width=63    height=61    xoffset=1     yoffset=9     xadvance=65    page=0  chnl=15
 char id=9752 x=366   y=396   width=57    height=59    xoffset=0     yoffset=10    xadvance=58    page=0  chnl=15

examples/text/resources/notoCJK.fnt

@@ -1,6 +1,6 @@
 info face="Noto Serif CJK JP" size=-16 bold=0 italic=0 charset="" unicode=1 stretchH=100 smooth=1 aa=1 padding=0,0,0,0 spacing=2,2 outline=1
 common lineHeight=23 base=18 scaleW=512 scaleH=512 pages=1 packed=0 alphaChnl=0 redChnl=4 greenChnl=4 blueChnl=4
-page id=0 file="notoCJK_0.png"
+page id=0 file="notoCJK.png"
 chars count=576
 char id=32   x=507   y=185   width=3     height=3     xoffset=-1    yoffset=-1    xadvance=4     page=0  chnl=15
 char id=33   x=449   y=285   width=5     height=14    xoffset=0     yoffset=5     xadvance=5     page=0  chnl=15

examples/text/resources/shaders/glsl100/sdf.fs

@@ -0,0 +1,23 @@
+#version 100
+
+// Input vertex attributes (from vertex shader)
+varying vec2 fragTexCoord;
+varying vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// NOTE: Add here your custom variables
+const float smoothing = 1.0/16.0;
+
+void main()
+{
+    // Texel color fetching from texture sampler
+    // NOTE: Calculate alpha using signed distance field (SDF)
+    float distance = texture2D(texture0, fragTexCoord).a;
+    float alpha = smoothstep(0.5 - smoothing, 0.5 + smoothing, distance);
+    
+    // Calculate final fragment color
+    gl_FragColor = vec4(fragColor.rgb, fragColor.a*alpha);
+}

examples/text/text_font_sdf.c

@@ -11,6 +11,12 @@
 
 #include "raylib.h"
 
+#if defined(PLATFORM_DESKTOP)
+    #define GLSL_VERSION            330
+#else   // PLATFORM_RPI, PLATFORM_ANDROID, PLATFORM_WEB
+    #define GLSL_VERSION            100
+#endif
+
 int main()
 {
     // Initialization
@@ -47,7 +53,7 @@ int main()
     UnloadImage(atlas);
     
     // Load SDF required shader (we use default vertex shader)
-    Shader shader = LoadShader(0, "resources/shaders/sdf.fs");
+    Shader shader = LoadShader(0, FormatText("resources/shaders/glsl%i/sdf.fs", GLSL_VERSION));
     SetTextureFilter(fontSDF.texture, FILTER_BILINEAR);    // Required for SDF font
 
     Vector2 fontPosition = { 40, screenHeight/2 - 50 };

examples/text/text_unicode.c

@@ -156,7 +156,7 @@ int main(int argc, char **argv)
     const int screenHeight = 450;
 
     SetConfigFlags(FLAG_MSAA_4X_HINT | FLAG_VSYNC_HINT);
-    InitWindow(screenWidth, screenHeight, "raylib - unicode test");
+    InitWindow(screenWidth, screenHeight, "raylib [text] example - unicode");
 
     // Load the font resources
     // NOTE: fontAsian is for asian languages,