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The variable layer editing shader was made OpenGL 2.0 compatible.

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Fixed a bug in the scaling of colors for the variable layer editing.
This commit is contained in:
bubnikv 2017-02-21 09:39:28 +01:00
parent 006173342c
commit 8aae5bdb28
2 changed files with 3 additions and 3 deletions
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4
lib/Slic3r/GUI/3DScene.pm
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@ -1700,8 +1700,8 @@ void main()
float lod = clamp(0.5 * log2(max(dx_vtc*dx_vtc, dy_vtc*dy_vtc)), 0., 1.);
// Sample the Z texture. Texture coordinates are normalized to <0, 1>.
vec4 color =
(1. - lod) * texture2DLod(z_texture, vec2(z_texture_col, z_texture_row_to_normalized * (z_texture_row + 0.5 )), 0.) +
lod * texture2DLod(z_texture, vec2(z_texture_col, z_texture_row_to_normalized * (z_texture_row * 2. + 1.)), 1.);
(1. - lod) * texture2D(z_texture, vec2(z_texture_col, z_texture_row_to_normalized * (z_texture_row + 0.5 )), -10000.) +
lod * texture2D(z_texture, vec2(z_texture_col, z_texture_row_to_normalized * (z_texture_row * 2. + 1.)), 10000.);
// Mix the final color.
gl_FragColor =
vec4(intensity_specular, intensity_specular, intensity_specular, 1.) +