Started setting layer height and line width in layer view

cura/Layer.py

@@ -49,14 +49,14 @@ class Layer:
 
         return result
 
-    def build(self, vertex_offset, index_offset, vertices, colors, indices, normals):
+    def build(self, vertex_offset, index_offset, vertices, colors, indices):
         result_vertex_offset = vertex_offset
         result_index_offset = index_offset
         self._element_count = 0
         for polygon in self._polygons:
             polygon.build(result_vertex_offset, result_index_offset, vertices, colors, indices)
-            polygon_normals = polygon.getNormals()  # [numpy.where(numpy.logical_not(polygon.jumpMask))]
+            #polygon_normals = polygon.getNormals()  # [numpy.where(numpy.logical_not(polygon.jumpMask))]
-            normals[result_vertex_offset:result_vertex_offset+polygon.lineMeshVertexCount()] = polygon_normals[:polygon.lineMeshVertexCount()]
+            #normals[result_vertex_offset:result_vertex_offset+polygon.lineMeshVertexCount()] = polygon_normals[:polygon.lineMeshVertexCount()]
             result_vertex_offset += polygon.lineMeshVertexCount()
             result_index_offset += polygon.lineMeshElementCount()
             self._element_count += polygon.elementCount

cura/LayerDataBuilder.py

@@ -56,7 +56,7 @@ class LayerDataBuilder(MeshBuilder):
             index_count += data.lineMeshElementCount()
 
         vertices = numpy.empty((vertex_count, 3), numpy.float32)
-        normals = numpy.empty((vertex_count, 3), numpy.float32)
+        # normals = numpy.empty((vertex_count, 3), numpy.float32)
         # line_widths = numpy.empty((vertex_count, 3), numpy.float32)  # strictly taken you need 1 less
         colors = numpy.empty((vertex_count, 4), numpy.float32)
         indices = numpy.empty((index_count, 2), numpy.int32)
@@ -64,13 +64,13 @@ class LayerDataBuilder(MeshBuilder):
         vertex_offset = 0
         index_offset = 0
         for layer, data in self._layers.items():
-            ( vertex_offset, index_offset ) = data.build( vertex_offset, index_offset, vertices, colors, indices, normals)
+            ( vertex_offset, index_offset ) = data.build( vertex_offset, index_offset, vertices, colors, indices)
             self._element_counts[layer] = data.elementCount
 
         self.addVertices(vertices)
         self.addColors(colors)
         self.addIndices(indices.flatten())
-        self._normals = normals
+        #self._normals = normals
 
         return LayerData(vertices=self.getVertices(), normals=self.getNormals(), indices=self.getIndices(),
                         colors=self.getColors(), uvs=self.getUVCoordinates(), file_name=self.getFileName(),

plugins/CuraEngineBackend/ProcessSlicedLayersJob.py

@@ -145,6 +145,16 @@ class ProcessSlicedLayersJob(Job):
 
         # We are done processing all the layers we got from the engine, now create a mesh out of the data
         layer_mesh = layer_data.build()
+        # Hack for adding line widths and heights: misuse u, v coordinates.
+        uvs = numpy.zeros([layer_mesh.getVertexCount(), 2], dtype=numpy.float32)
+        uvs[:, 0] = 0.175
+        uvs[:, 1] = 0.125
+
+        from UM.Math import NumPyUtil
+        layer_mesh._uvs = NumPyUtil.immutableNDArray(uvs)
+        # mesh._uvs = numpy.zeros([layer_mesh.getVertexCount(), 2])
+        # mesh._uvs[:, 0] = 1.0  # width
+        # mesh._uvs[:, 1] = 0.1  # height
 
         if self._abort_requested:
             if self._progress:

plugins/LayerView/layers.shader

@@ -10,11 +10,13 @@ vertex =
     attribute highp vec4 a_vertex;
     attribute lowp vec4 a_color;
     attribute highp vec4 a_normal;
+    attribute highp vec2 a_uvs;  // misused here for width and height
 
     varying lowp vec4 v_color;
 
     varying highp vec3 v_vertex;
     varying highp vec3 v_normal;
+    varying lowp vec2 v_uvs;
 
     varying lowp vec4 f_color;
     varying highp vec3 f_vertex;
@@ -32,6 +34,7 @@ vertex =
 
         v_vertex = world_space_vert.xyz;
         v_normal = (u_normalMatrix * normalize(a_normal)).xyz;
+        v_uvs = a_uvs;
 
         // for testing without geometry shader
         f_color = v_color;
@@ -47,14 +50,12 @@ geometry =
     //uniform highp mat4 u_modelViewProjectionMatrix;
 
     layout(lines) in;
-    layout(triangle_strip, max_vertices = 28) out;
+    layout(triangle_strip, max_vertices = 26) out;
-    /*layout(std140) uniform Matrices {
-        mat4 u_modelViewProjectionMatrix;
-    };*/
 
     in vec4 v_color[];
     in vec3 v_vertex[];
     in vec3 v_normal[];
+    in vec2 v_uvs[];
 
     out vec4 f_color;
     out vec3 f_normal;
@@ -74,8 +75,8 @@ geometry =
         vec3 g_vertex_normal_horz_head;
         vec4 g_vertex_offset_horz_head;
 
-        const float size_x = 0.2;
+        float size_x = v_uvs[0].x;
-        const float size_y = 0.1;
+        float size_y = v_uvs[0].y;
 
         //g_vertex_normal_horz = normalize(v_normal[0]);  //vec3(g_vertex_delta.z, g_vertex_delta.y, -g_vertex_delta.x);
         g_vertex_delta = gl_in[1].gl_Position - gl_in[0].gl_Position;
@@ -90,25 +91,29 @@ geometry =
         g_vertex_offset_vert = vec4(g_vertex_normal_vert * size_y, 0.0);
 
         f_vertex = v_vertex[0];
-        f_normal = g_vertex_normal_horz;
         f_color = v_color[0];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
+        f_normal = g_vertex_normal_horz;
         gl_Position = u_viewProjectionMatrix * (gl_in[0].gl_Position + g_vertex_offset_horz);
         EmitVertex();
 
         f_vertex = v_vertex[1];
         f_color = v_color[1];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
         f_normal = g_vertex_normal_horz;
         gl_Position = u_viewProjectionMatrix * (gl_in[1].gl_Position + g_vertex_offset_horz);
         EmitVertex();
 
         f_vertex = v_vertex[0];
         f_color = v_color[0];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
         f_normal = g_vertex_normal_vert;
         gl_Position = u_viewProjectionMatrix * (gl_in[0].gl_Position + g_vertex_offset_vert);
         EmitVertex();
 
         f_vertex = v_vertex[1];
         f_color = v_color[1];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
         f_normal = g_vertex_normal_vert;
         gl_Position = u_viewProjectionMatrix * (gl_in[1].gl_Position + g_vertex_offset_vert);
         EmitVertex();
@@ -116,23 +121,27 @@ geometry =
         f_vertex = v_vertex[0];
         f_normal = -g_vertex_normal_horz;
         f_color = v_color[0];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
         gl_Position = u_viewProjectionMatrix * (gl_in[0].gl_Position - g_vertex_offset_horz);
         EmitVertex();
 
         f_vertex = v_vertex[1];
         f_color = v_color[1];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
         f_normal = -g_vertex_normal_horz;
         gl_Position = u_viewProjectionMatrix * (gl_in[1].gl_Position - g_vertex_offset_horz);
         EmitVertex();
 
         f_vertex = v_vertex[0];
         f_color = v_color[0];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
         f_normal = -g_vertex_normal_vert;
         gl_Position = u_viewProjectionMatrix * (gl_in[0].gl_Position - g_vertex_offset_vert);
         EmitVertex();
 
         f_vertex = v_vertex[1];
         f_color = v_color[1];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
         f_normal = -g_vertex_normal_vert;
         gl_Position = u_viewProjectionMatrix * (gl_in[1].gl_Position - g_vertex_offset_vert);
         EmitVertex();
@@ -140,11 +149,13 @@ geometry =
         f_vertex = v_vertex[0];
         f_normal = g_vertex_normal_horz;
         f_color = v_color[0];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
         gl_Position = u_viewProjectionMatrix * (gl_in[0].gl_Position + g_vertex_offset_horz);
         EmitVertex();
 
         f_vertex = v_vertex[1];
         f_color = v_color[1];
+        //f_color = vec4(v_uvs[0], 0.0, 1.0);
         f_normal = g_vertex_normal_horz;
         gl_Position = u_viewProjectionMatrix * (gl_in[1].gl_Position + g_vertex_offset_horz);
         EmitVertex();
@@ -314,3 +325,4 @@ u_lightPosition = light_0_position
 a_vertex = vertex
 a_color = color
 a_normal = normal
+a_uvs = uv0