1 files changed, 0 insertions, 88 deletions
diff --git a/vcl/inc/glyphy/demo/demo-fshader-glsl.h b/vcl/inc/glyphy/demo/demo-fshader-glsl.h
deleted file mode 100644
index d80a6cc82b26..000000000000
--- a/vcl/inc/glyphy/demo/demo-fshader-glsl.h
+++ /dev/null
@@ -1,88 +0,0 @@
-static const char *demo_fshader_glsl =
-"uniform float u_contrast;\n"
-"uniform float u_gamma_adjust;\n"
-"uniform float u_outline_thickness;\n"
-"uniform bool  u_outline;\n"
-"uniform float u_boldness;\n"
-"uniform bool  u_debug;\n"
-"\n"
-"varying vec4 v_glyph;\n"
-"\n"
-"\n"
-"#define SQRT2_2 0.70710678118654757 /* 1 / sqrt(2.) */\n"
-"#define SQRT2   1.4142135623730951\n"
-"\n"
-"struct glyph_info_t {\n"
-"  ivec2 nominal_size;\n"
-"  ivec2 atlas_pos;\n"
-"};\n"
-"\n"
-"glyph_info_t\n"
-"glyph_info_decode (vec4 v)\n"
-"{\n"
-"  glyph_info_t gi;\n"
-"  gi.nominal_size = (ivec2 (mod (v.zw, 256.)) + 2) / 4;\n"
-"  gi.atlas_pos = ivec2 (v_glyph.zw) / 256;\n"
-"  return gi;\n"
-"}\n"
-"\n"
-"\n"
-"float\n"
-"antialias (float d)\n"
-"{\n"
-"  return smoothstep (-.75, +.75, d);\n"
-"}\n"
-"\n"
-"vec4\n"
-"source_over (const vec4 src, const vec4 dst)\n"
-"{\n"
-"  // http://dev.w3.org/fxtf/compositing-1/#porterduffcompositingoperators_srcover\n"
-"  float alpha = src.a + (dst.a * (1. - src.a));\n"
-"  return vec4 (((src.rgb * src.a) + (dst.rgb * dst.a * (1. - src.a))) / alpha, alpha);\n"
-"}\n"
-"\n"
-"void\n"
-"main()\n"
-"{\n"
-"  vec2 p = v_glyph.xy;\n"
-"  glyph_info_t gi = glyph_info_decode (v_glyph);\n"
-"\n"
-"  /* isotropic antialiasing */\n"
-"  vec2 dpdx = dFdx (p);\n"
-"  vec2 dpdy = dFdy (p);\n"
-"  float m = length (vec2 (length (dpdx), length (dpdy))) * SQRT2_2;\n"
-"\n"
-"  vec4 color = vec4 (0,0,0,1);\n"
-"\n"
-"  float gsdist = glyphy_sdf (p, gi.nominal_size GLYPHY_DEMO_EXTRA_ARGS);\n"
-"  float sdist = gsdist / m * u_contrast;\n"
-"\n"
-"  if (!u_debug) {\n"
-"    sdist -= u_boldness * 10.;\n"
-"    if (u_outline)\n"
-"      sdist = abs (sdist) - u_outline_thickness * .5;\n"
-"    if (sdist > 1.)\n"
-"      discard;\n"
-"    float alpha = antialias (-sdist);\n"
-"    if (u_gamma_adjust != 1.)\n"
-"      alpha = pow (alpha, 1./u_gamma_adjust);\n"
-"    color = vec4 (color.rgb,color.a * alpha);\n"
-"  } else {\n"
-"    float gudist = abs (gsdist);\n"
-"    float debug_color = 0.4;\n"
-"    // Color the distance field red inside and green outside\n"
-"    if (!glyphy_isinf (gudist))\n"
-"      color = source_over (vec4 (debug_color * smoothstep (1., -1., sdist), debug_color * smoothstep (-1., 1., sdist), 0, 1. - gudist), color);\n"
-"\n"
-"    glyphy_arc_list_t arc_list = glyphy_arc_list (p, gi.nominal_size GLYPHY_DEMO_EXTRA_ARGS);\n"
-"    // Color the number of endpoints per cell blue\n"
-"    color = source_over (vec4 (0, 0, debug_color, float(arc_list.num_endpoints) / float(GLYPHY_MAX_NUM_ENDPOINTS)), color);\n"
-"\n"
-"    float pdist = glyphy_point_dist (p, gi.nominal_size GLYPHY_DEMO_EXTRA_ARGS);\n"
-"    // Color points yellow\n"
-"    color = source_over (vec4 (1, 1, 0, smoothstep (.06, .05, pdist)), color);\n"
-"  }\n"
-"\n"
-"  gl_FragColor = color;\n"
-"}\n"
-;