Brecht Van Lommel
c06bd2d184
There may well be more vertex shaders that need this, but I couldn't find them in my testing. Differential Revision: https://developer.blender.org/D4921
92 lines
2.2 KiB
GLSL
92 lines
2.2 KiB
GLSL
|
|
uniform float faceAlphaMod;
|
|
uniform ivec4 dataMask = ivec4(0xFF);
|
|
uniform float ofs;
|
|
|
|
in ivec4 data;
|
|
in vec3 pos;
|
|
#ifndef FACEDOT
|
|
in vec3 vnor;
|
|
#else
|
|
in vec4 norAndFlag;
|
|
# define vnor norAndFlag.xyz
|
|
#endif
|
|
|
|
out vec4 finalColor;
|
|
out vec4 finalColorOuter;
|
|
#ifdef USE_GEOM_SHADER
|
|
out int selectOveride;
|
|
#endif
|
|
|
|
void main()
|
|
{
|
|
GPU_INTEL_VERTEX_SHADER_WORKAROUND
|
|
|
|
vec3 world_pos = point_object_to_world(pos);
|
|
|
|
#if !defined(FACE)
|
|
/* TODO override the ViewProjection Matrix for this case. */
|
|
mat4 projmat = ProjectionMatrix;
|
|
projmat[3][2] -= ofs;
|
|
|
|
gl_Position = projmat * (ViewMatrix * vec4(world_pos, 1.0));
|
|
#else
|
|
|
|
gl_Position = point_world_to_ndc(world_pos);
|
|
#endif
|
|
|
|
ivec4 m_data = data & dataMask;
|
|
|
|
#if defined(VERT)
|
|
finalColor = EDIT_MESH_vertex_color(m_data.y);
|
|
gl_PointSize = sizeVertex * 2.0;
|
|
gl_Position.z -= 3e-5 * ((ProjectionMatrix[3][3] == 0.0) ? 1.0 : 0.0);
|
|
/* Make selected and active vertex always on top. */
|
|
if ((data.x & VERT_SELECTED) != 0) {
|
|
gl_Position.z -= 1e-7;
|
|
}
|
|
if ((data.x & VERT_ACTIVE) != 0) {
|
|
gl_Position.z -= 1e-7;
|
|
}
|
|
|
|
#elif defined(EDGE)
|
|
# ifdef FLAT
|
|
finalColor = EDIT_MESH_edge_color_inner(m_data.y);
|
|
selectOveride = 1;
|
|
# else
|
|
finalColor = EDIT_MESH_edge_vertex_color(m_data.y);
|
|
selectOveride = (m_data.y & EDGE_SELECTED);
|
|
# endif
|
|
|
|
float crease = float(m_data.z) / 255.0;
|
|
float bweight = float(m_data.w) / 255.0;
|
|
finalColorOuter = EDIT_MESH_edge_color_outer(m_data.y, m_data.x, crease, bweight);
|
|
|
|
#elif defined(FACE)
|
|
finalColor = EDIT_MESH_face_color(m_data.x);
|
|
finalColor.a *= faceAlphaMod;
|
|
|
|
#elif defined(FACEDOT)
|
|
finalColor = EDIT_MESH_facedot_color(norAndFlag.w);
|
|
/* Bias Facedot Z position in clipspace. */
|
|
gl_Position.z -= 0.00035;
|
|
gl_PointSize = sizeFaceDot;
|
|
|
|
#endif
|
|
|
|
#if !defined(FACE)
|
|
/* Facing based color blend */
|
|
vec3 vpos = point_world_to_view(world_pos);
|
|
vec3 view_normal = normalize(normal_object_to_view(vnor) + 1e-4);
|
|
vec3 view_vec = (ProjectionMatrix[3][3] == 0.0) ? normalize(vpos) : vec3(0.0, 0.0, 1.0);
|
|
float facing = dot(view_vec, view_normal);
|
|
facing = 1.0 - abs(facing) * 0.2;
|
|
|
|
finalColor.rgb = mix(colorEditMeshMiddle.rgb, finalColor.rgb, facing);
|
|
#endif
|
|
|
|
#ifdef USE_WORLD_CLIP_PLANES
|
|
world_clip_planes_calc_clip_distance(world_pos);
|
|
#endif
|
|
}
|