1 files changed, 154 insertions, 0 deletions
diff --git a/src/mbgl/shaders/fill_pattern.cpp b/src/mbgl/shaders/fill_pattern.cpp
index 27e43a54c4..705b5a0b49 100644
--- a/src/mbgl/shaders/fill_pattern.cpp
+++ b/src/mbgl/shaders/fill_pattern.cpp
@@ -10,5 +10,159 @@ const char* fill_pattern::name = "fill_pattern";
 const char* fill_pattern::vertexSource = source() + 24474;
 const char* fill_pattern::fragmentSource = source() + 26459;
 
+// Uncompressed source of fill_pattern.vertex.glsl:
+/*
+uniform mat4 u_matrix;
+uniform vec2 u_pixel_coord_upper;
+uniform vec2 u_pixel_coord_lower;
+uniform vec4 u_scale;
+
+attribute vec2 a_pos;
+
+varying vec2 v_pos_a;
+varying vec2 v_pos_b;
+
+
+#ifndef HAS_UNIFORM_u_opacity
+uniform lowp float a_opacity_t;
+attribute lowp vec2 a_opacity;
+varying lowp float opacity;
+#else
+uniform lowp float u_opacity;
+#endif
+
+
+#ifndef HAS_UNIFORM_u_pattern_from
+uniform lowp float a_pattern_from_t;
+attribute lowp vec4 a_pattern_from;
+varying lowp vec4 pattern_from;
+#else
+uniform lowp vec4 u_pattern_from;
+#endif
+
+
+#ifndef HAS_UNIFORM_u_pattern_to
+uniform lowp float a_pattern_to_t;
+attribute lowp vec4 a_pattern_to;
+varying lowp vec4 pattern_to;
+#else
+uniform lowp vec4 u_pattern_to;
+#endif
+
+
+void main() {
+    
+#ifndef HAS_UNIFORM_u_opacity
+    opacity = unpack_mix_vec2(a_opacity, a_opacity_t);
+#else
+    lowp float opacity = u_opacity;
+#endif
+
+    
+#ifndef HAS_UNIFORM_u_pattern_from
+    pattern_from = a_pattern_from;
+#else
+    mediump vec4 pattern_from = u_pattern_from;
+#endif
+
+    
+#ifndef HAS_UNIFORM_u_pattern_to
+    pattern_to = a_pattern_to;
+#else
+    mediump vec4 pattern_to = u_pattern_to;
+#endif
+
+
+    vec2 pattern_tl_a = pattern_from.xy;
+    vec2 pattern_br_a = pattern_from.zw;
+    vec2 pattern_tl_b = pattern_to.xy;
+    vec2 pattern_br_b = pattern_to.zw;
+
+    float pixelRatio = u_scale.x;
+    float tileZoomRatio = u_scale.y;
+    float fromScale = u_scale.z;
+    float toScale = u_scale.w;
+
+    vec2 display_size_a = vec2((pattern_br_a.x - pattern_tl_a.x) / pixelRatio, (pattern_br_a.y - pattern_tl_a.y) / pixelRatio);
+    vec2 display_size_b = vec2((pattern_br_b.x - pattern_tl_b.x) / pixelRatio, (pattern_br_b.y - pattern_tl_b.y) / pixelRatio);
+    gl_Position = u_matrix * vec4(a_pos, 0, 1);
+
+    v_pos_a = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, fromScale * display_size_a, tileZoomRatio, a_pos);
+    v_pos_b = get_pattern_pos(u_pixel_coord_upper, u_pixel_coord_lower, toScale * display_size_b, tileZoomRatio, a_pos);
+}
+
+*/
+
+// Uncompressed source of fill_pattern.fragment.glsl:
+/*
+uniform vec2 u_texsize;
+uniform float u_fade;
+
+uniform sampler2D u_image;
+
+varying vec2 v_pos_a;
+varying vec2 v_pos_b;
+
+
+#ifndef HAS_UNIFORM_u_opacity
+varying lowp float opacity;
+#else
+uniform lowp float u_opacity;
+#endif
+
+
+#ifndef HAS_UNIFORM_u_pattern_from
+varying lowp vec4 pattern_from;
+#else
+uniform lowp vec4 u_pattern_from;
+#endif
+
+
+#ifndef HAS_UNIFORM_u_pattern_to
+varying lowp vec4 pattern_to;
+#else
+uniform lowp vec4 u_pattern_to;
+#endif
+
+
+void main() {
+    
+#ifdef HAS_UNIFORM_u_opacity
+    lowp float opacity = u_opacity;
+#endif
+
+    
+#ifdef HAS_UNIFORM_u_pattern_from
+    mediump vec4 pattern_from = u_pattern_from;
+#endif
+
+    
+#ifdef HAS_UNIFORM_u_pattern_to
+    mediump vec4 pattern_to = u_pattern_to;
+#endif
+
+
+    vec2 pattern_tl_a = pattern_from.xy;
+    vec2 pattern_br_a = pattern_from.zw;
+    vec2 pattern_tl_b = pattern_to.xy;
+    vec2 pattern_br_b = pattern_to.zw;
+
+    vec2 imagecoord = mod(v_pos_a, 1.0);
+    vec2 pos = mix(pattern_tl_a / u_texsize, pattern_br_a / u_texsize, imagecoord);
+    vec4 color1 = texture2D(u_image, pos);
+
+    vec2 imagecoord_b = mod(v_pos_b, 1.0);
+    vec2 pos2 = mix(pattern_tl_b / u_texsize, pattern_br_b / u_texsize, imagecoord_b);
+    vec4 color2 = texture2D(u_image, pos2);
+
+    gl_FragColor = mix(color1, color2, u_fade) * opacity;
+
+#ifdef OVERDRAW_INSPECTOR
+    gl_FragColor = vec4(1.0);
+#endif
+}
+
+*/
+
 } // namespace shaders
 } // namespace mbgl