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Finalize stamp frag shader.

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p620
2020-10-31 15:50:52 +03:00
parent eeaebefe64
commit f8c8473fd6
1 changed files with 8 additions and 5 deletions
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13
src/glsl/terrain_frag.glsl
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@@ -214,13 +214,16 @@ void main()
topleft.y -= outer_cursor_radius;
vec2 texcoord = (vary_position.xz - topleft) / (outer_cursor_radius * 2.0f) - 0.5;
vec2 rotatedTexcoord;
rotatedTexcoord.x = texcoord.x * sin(angle) + texcoord.y * cos(angle) + 0.5;
rotatedTexcoord.y = texcoord.y * sin(angle) + texcoord.x * cos(angle) + 0.5;
out_color.rgb = mix(out_color.rgb, texture(stampBrush, rotatedTexcoord).rgb
rotatedTexcoord.x = texcoord.x * cos(angle) + texcoord.y * sin(angle) + 0.5;
rotatedTexcoord.y = texcoord.y * cos(angle) - texcoord.x * sin(angle) + 0.5;
/*out_color.rgb = mix(out_color.rgb, texture(stampBrush, rotatedTexcoord).rgb
, 1.0 * (int(length(vary_position.xz - cursor_position.xz) / outer_cursor_radius < 1.0))
* (1.0 - length(vary_position.xz - cursor_position.xz) / outer_cursor_radius));*/
out_color.rgb = mix(out_color.rgb, cursor_color.rgb, texture(stampBrush, rotatedTexcoord).r
* (int(length(vary_position.xz - cursor_position.xz) / outer_cursor_radius < 1.0))
* (1.0 - length(vary_position.xz - cursor_position.xz) / outer_cursor_radius));
vec2 posRel = vary_position.xz - cursor_position.xz;
/*vec2 posRel = vary_position.xz - cursor_position.xz;
float pos_x = posRel.x * sin(angle) - posRel.y * cos(angle);
float pos_z = posRel.y * sin(angle) + posRel.x * cos(angle);
float diff_x = abs(pos_x);
@@ -231,6 +234,6 @@ void main()
float alpha = 1.0 * (1 - int((diff_x < outer_cursor_radius && diff_z < outer_cursor_radius
&& (outer_cursor_radius - diff_x <= d || outer_cursor_radius - diff_z <= d)) || (diff_x < inner_radius
&& diff_z < inner_radius && (inner_radius - diff_x <= d || inner_radius - diff_z <= d))));
out_color.rgb = mix(cursor_color.rgb, out_color.rgb, alpha);
out_color.rgb = mix(cursor_color.rgb, out_color.rgb, alpha);*/
}
}