update shaders

src/mbgl/renderer/layers/render_hillshade_layer.cpp

@@ -131,7 +131,8 @@ void RenderHillshadeLayer::render(PaintParameters& parameters, RenderSource* src
 
         if (!bucket.isPrepared() && parameters.pass == RenderPass::Pass3D) {
             const uint16_t stride = bucket.getDEMData().stride;
-            OffscreenTexture view(parameters.context, { stride, stride });
+            const uint16_t tilesize = bucket.getDEMData().dim;
+            OffscreenTexture view(parameters.context, { tilesize, tilesize });
             view.bind();
 
             parameters.context.bindTexture(*bucket.dem, 0, gl::TextureFilter::Nearest, gl::TextureMipMap::No, gl::TextureWrap::Clamp, gl::TextureWrap::Clamp);

src/mbgl/shaders/hillshade.cpp

@@ -7,8 +7,8 @@ namespace mbgl {
 namespace shaders {
 
 const char* hillshade::name = "hillshade";
-const char* hillshade::vertexSource = source() + 29196;
-const char* hillshade::fragmentSource = source() + 29367;
+const char* hillshade::vertexSource = source() + 29307;
+const char* hillshade::fragmentSource = source() + 29478;
 
 // Uncompressed source of hillshade.vertex.glsl:
 /*

src/mbgl/shaders/hillshade_prepare.cpp

@@ -8,11 +8,12 @@ namespace shaders {
 
 const char* hillshade_prepare::name = "hillshade_prepare";
 const char* hillshade_prepare::vertexSource = source() + 27892;
-const char* hillshade_prepare::fragmentSource = source() + 28074;
+const char* hillshade_prepare::fragmentSource = source() + 28185;
 
 // Uncompressed source of hillshade_prepare.vertex.glsl:
 /*
 uniform mat4 u_matrix;
+uniform vec2 u_dimension;
 
 attribute vec2 a_pos;
 attribute vec2 a_texture_pos;
@@ -21,7 +22,10 @@ varying vec2 v_pos;
 
 void main() {
     gl_Position = u_matrix * vec4(a_pos, 0, 1);
-    v_pos = (a_texture_pos / 8192.0) / 2.0 + 0.25;
+
+    highp vec2 epsilon = 1.0 / u_dimension;
+    float scale = (u_dimension.x - 2.0) / u_dimension.x;
+    v_pos = (a_texture_pos / 8192.0) * scale + epsilon;
 }
 
 */

src/mbgl/shaders/line.cpp

@@ -7,8 +7,8 @@ namespace mbgl {
 namespace shaders {
 
 const char* line::name = "line";
-const char* line::vertexSource = source() + 30441;
-const char* line::fragmentSource = source() + 33365;
+const char* line::vertexSource = source() + 30552;
+const char* line::fragmentSource = source() + 33476;
 
 // Uncompressed source of line.vertex.glsl:
 /*

src/mbgl/shaders/line_gradient.cpp

@@ -7,8 +7,8 @@ namespace mbgl {
 namespace shaders {
 
 const char* line_gradient::name = "line_gradient";
-const char* line_gradient::vertexSource = source() + 34191;
-const char* line_gradient::fragmentSource = source() + 36910;
+const char* line_gradient::vertexSource = source() + 34302;
+const char* line_gradient::fragmentSource = source() + 37021;
 
 // Uncompressed source of line_gradient.vertex.glsl:
 /*

src/mbgl/shaders/line_pattern.cpp

@@ -7,8 +7,8 @@ namespace mbgl {
 namespace shaders {
 
 const char* line_pattern::name = "line_pattern";
-const char* line_pattern::vertexSource = source() + 37697;
-const char* line_pattern::fragmentSource = source() + 41018;
+const char* line_pattern::vertexSource = source() + 37808;
+const char* line_pattern::fragmentSource = source() + 41129;
 
 // Uncompressed source of line_pattern.vertex.glsl:
 /*

src/mbgl/shaders/line_sdf.cpp

@@ -7,8 +7,8 @@ namespace mbgl {
 namespace shaders {
 
 const char* line_sdf::name = "line_sdf";
-const char* line_sdf::vertexSource = source() + 43331;
-const char* line_sdf::fragmentSource = source() + 46945;
+const char* line_sdf::vertexSource = source() + 43442;
+const char* line_sdf::fragmentSource = source() + 47056;
 
 // Uncompressed source of line_sdf.vertex.glsl:
 /*

src/mbgl/shaders/raster.cpp

@@ -7,8 +7,8 @@ namespace mbgl {
 namespace shaders {
 
 const char* raster::name = "raster";
-const char* raster::vertexSource = source() + 48448;
-const char* raster::fragmentSource = source() + 48797;
+const char* raster::vertexSource = source() + 48559;
+const char* raster::fragmentSource = source() + 48908;
 
 // Uncompressed source of raster.vertex.glsl:
 /*

src/mbgl/shaders/symbol_icon.cpp

@@ -7,8 +7,8 @@ namespace mbgl {
 namespace shaders {
 
 const char* symbol_icon::name = "symbol_icon";
-const char* symbol_icon::vertexSource = source() + 49856;
-const char* symbol_icon::fragmentSource = source() + 52510;
+const char* symbol_icon::vertexSource = source() + 49967;
+const char* symbol_icon::fragmentSource = source() + 52621;
 
 // Uncompressed source of symbol_icon.vertex.glsl:
 /*

src/mbgl/shaders/symbol_sdf.cpp

@@ -7,8 +7,8 @@ namespace mbgl {
 namespace shaders {
 
 const char* symbol_sdf::name = "symbol_sdf";
-const char* symbol_sdf::vertexSource = source() + 52915;
-const char* symbol_sdf::fragmentSource = source() + 56955;
+const char* symbol_sdf::vertexSource = source() + 53026;
+const char* symbol_sdf::fragmentSource = source() + 57066;
 
 // Uncompressed source of symbol_sdf.vertex.glsl:
 /*