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pixel based brush size, Photoshop slider curve, improve abr import

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omigamedev
2019-02-23 20:46:20 +01:00
parent e1f82373c6
commit 3a1a48a0d0
15 changed files with 218 additions and 104 deletions
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2
data/shaders/comp-draw.glsl
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@@ -62,7 +62,7 @@ void main()
{
//mediump vec2 uv2 = draw_on_screen ? gl_FragCoord.st / resolution : uv;
mediump vec2 rscale = resolution / vec2(512.0);
mediump float patt = texture(tex_pattern, uv * (0.5 / pattern_scale) * rscale + pattern_offset).r;
mediump float patt = texture(tex_pattern, uv * (1.0 / pattern_scale) * rscale + pattern_offset).r;
if (pattern_invert)
patt = 1.0 - patt;
//patt = patt * pattern_alpha + (1.0 - pattern_alpha);

2
data/shaders/stroke.glsl
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@@ -66,7 +66,7 @@ void main()
if (use_pattern)
{
mediump vec2 rscale = resolution / vec2(512.0);
mediump float patt = texture(tex_pattern, uv2 * (0.5 / pattern_scale) * rscale + pattern_offset).r;
mediump float patt = texture(tex_pattern, uv2 * (1.0 / pattern_scale) * rscale + pattern_offset).r;
if (pattern_invert)
patt = 1.0 - patt;
patt = patt * pattern_depth + (1.0 - pattern_depth);