luke
/
klayout
mirror of https://github.com/KLayout/klayout.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

WIP

This commit is contained in:
Matthias Koefferlein 2020-04-11 12:02:30 +02:00
parent b5a51f15d0
commit 56d406aaad
1 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/plugins/tools/view_25d/lay_plugin/layD25ViewWidget.cc
View File

@ -94,6 +94,7 @@ D25ViewWidget::initializeGL ()
"#undef mediump\n"
"\n"
"uniform vec4 color;\n"
"uniform vec4 ambient;\n"
"uniform vec3 illum;\n"
"out lowp vec4 vertexColor;\n"
"uniform mat4 matrix;\n"
@ -104,8 +105,9 @@ D25ViewWidget::initializeGL ()
" vec4 p0 = gl_in[0].gl_Position;\n"
" vec4 p1 = gl_in[1].gl_Position;\n"
" vec4 p2 = gl_in[2].gl_Position;\n"
" vec3 n = cross(p1.xyz - p0.xyz, p2.xyz - p0.xyz);\n"
" vertexColor.rgb = color.rgb * (max(0.0, dot(normalize(n), illum)) * 0.5 + 0.5);\n"
" vec3 n = cross(p2.xyz - p0.xyz, p1.xyz - p0.xyz);\n"
" float dp = dot(normalize(n), illum);\n"
" vertexColor.rgb = color.rgb * (dp * 0.5 + 0.5) - (min(0.0, dp) * 0.5 * ambient.rgb);\n"
" vertexColor.a = 1.0;\n"
" gl_Position = matrix * p0;\n"
" EmitVertex();\n"
@ -526,7 +528,8 @@ D25ViewWidget::paintGL ()
matrix *= m_cam_trans;
m_shapes_program->setUniformValue ("matrix", matrix);
m_shapes_program->setUniformValue ("illum", QVector3D (-3.0, -4.0, 2.0).normalized ());
m_shapes_program->setUniformValue ("illum", QVector3D (-3.0, -4.0, -2.0).normalized ());
m_shapes_program->setUniformValue ("ambient", QVector4D (0.5, 0.5, 0.5, 0.5));
glEnableVertexAttribArray (positions);