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DRW: Fix crash on startup for old Nvidia drivers 

This should fix T57296 once and for all.
This commit is contained in:
Clément Foucault 2018-10-22 15:53:35 +02:00
parent 59054d5eba
commit a20c590966
Notes: blender-bot 2023-02-14 05:10:38 +01:00 
Referenced by issue #57296, Blender 2.8 crash on startup on Linux
2 changed files with 4 additions and 5 deletions
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3
source/blender/draw/modes/shaders/edit_mesh_overlay_vert.glsl
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@ -63,8 +63,7 @@ void main()
int v_0 = (gl_VertexID / 3) * 3;
int vidx = gl_VertexID % 3;
barycentric = vec3(0.0);
barycentric[vidx] = 1.0;
barycentric = vec3(equal(ivec3(0, 1, 2), ivec3(vidx)));
/* Edge */
ivec4 vData[3], data = ivec4(0);

6
source/blender/draw/modes/shaders/overlay_face_wireframe_vert.glsl
View File

@ -139,9 +139,9 @@ void main()
pos[v_n] = get_vertex_pos(v_id[v_n]);
gl_Position = p_pos[v_n] = ModelViewProjectionMatrix * vec4(pos[v_n], 1.0);
barycentric[v_n] = do_edge[v_n] ? 0.0 : 1.0;
barycentric[v_n1] = 1.0;
barycentric[v_n2] = do_edge[v_n2] ? 0.0 : 1.0;
bvec3 bary = equal(ivec3(0, 1, 2), ivec3(v_n1));
/* This is equivalent to component wise : (do_edge ? bary : 1.0) */
barycentric = vec3(lessThanEqual(ivec3(do_edge), ivec3(bary)));
# ifndef LIGHT_EDGES
vec3 nor = get_vertex_nor(v_id[v_n]);