Merge pull request #2561 from Ultimaker/FixGridShaderForOlderOpenGLVersions

Fix the OpenGL shader for older (legacy?) OpenGL.
This commit is contained in:
Lipu Fei 2017-10-11 15:03:12 +02:00 committed by GitHub
commit a835ffa54a

View File

@ -31,10 +31,10 @@ fragment =
vec4 minorGridColor = mix(u_plateColor, u_gridColor1, 1.0 - min(minorLine, 1.0));
// Compute anti-aliased world-space major grid lines
vec2 majorGrid = abs(fract(coord / 10 - 0.5) - 0.5) / fwidth(coord / 10);
vec2 majorGrid = abs(fract(coord / 10.0 - 0.5) - 0.5) / fwidth(coord / 10.0);
float majorLine = min(majorGrid.x, majorGrid.y);
frag_color = mix(minorGridColor, u_gridColor0, 1.0 - min(majorLine, 1.0));
gl_FragColor = mix(minorGridColor, u_gridColor0, 1.0 - min(majorLine, 1.0));
}
vertex41core =
@ -72,7 +72,7 @@ fragment41core =
vec4 minorGridColor = mix(u_plateColor, u_gridColor1, 1.0 - min(minorLine, 1.0));
// Compute anti-aliased world-space major grid lines
vec2 majorGrid = abs(fract(coord / 10 - 0.5) - 0.5) / fwidth(coord / 10);
vec2 majorGrid = abs(fract(coord / 10.0 - 0.5) - 0.5) / fwidth(coord / 10.0);
float majorLine = min(majorGrid.x, majorGrid.y);
frag_color = mix(minorGridColor, u_gridColor0, 1.0 - min(majorLine, 1.0));