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add export layers, export png, import brush padding

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omigamedev
2019-02-04 00:08:31 +01:00
parent a193666f4a
commit 24a6d0bae9
10 changed files with 266 additions and 65 deletions
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18
src/app_shaders.cpp
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@@ -168,15 +168,15 @@ void App::initShaders()
"void main() {\n"
" mediump float stroke = 1.0 - texture(tex, uv).r;\n"
" int zero_count = 0;\n"
" if (textureOffset(tex, uv, ivec2(-1, -1)).r == 1.0) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(-1, 0)).r == 1.0) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(-1, +1)).r == 1.0) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2( 0, -1)).r == 1.0) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2( 0, 0)).r == 1.0) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2( 0, +1)).r == 1.0) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(+1, -1)).r == 1.0) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(+1, 0)).r == 1.0) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(+1, +1)).r == 1.0) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(-1, -1)).r > 0.99) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(-1, 0)).r > 0.99) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(-1, +1)).r > 0.99) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2( 0, -1)).r > 0.99) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2( 0, 0)).r > 0.99) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2( 0, +1)).r > 0.99) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(+1, -1)).r > 0.99) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(+1, 0)).r > 0.99) zero_count++;\n"
" if (textureOffset(tex, uv, ivec2(+1, +1)).r > 0.99) zero_count++;\n"
" mediump float edge = (zero_count > 1 && zero_count < 9) ? 0.75 : 0.0;\n"
" frag = vec4(col.rgb, edge * (1.0 - float(zero_count) / 9.f));\n"
"}\n";