omar/panopainter
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

pattern offset, invert and flip(xy)

Browse Source
This commit is contained in:
omigamedev
2019-02-20 14:57:11 +01:00
parent 033c39aef5
commit 16eb9de358
12 changed files with 68 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/app_shaders.cpp
View File

@@ -253,6 +253,7 @@ void App::initShaders()
"uniform mediump float pattern_bright;\n"
"uniform mediump float pattern_contr;\n"
"uniform mediump vec2 pattern_offset;\n"
"uniform mediump bool pattern_invert;\n"
"in mediump vec2 uv;\n"
"out mediump vec4 frag;\n"
@@ -266,6 +267,8 @@ void App::initShaders()
" if (use_pattern){\n"
" mediump vec2 rscale = resolution / vec2(512.0);\n"
" mediump float patt = texture(tex_pattern, uv * (0.5 / pattern_scale) * rscale + pattern_offset).r;\n"
" if (pattern_invert)\n"
" patt = 1.0 - patt;\n"
" if (pattern_bright != 0.5)\n"
" patt = brightness1(patt, 1.0 - pattern_bright);\n"
" if (pattern_contr != 0.5)\n"
@@ -433,6 +436,7 @@ void App::initShaders()
"uniform mediump float pattern_bright;\n"
"uniform mediump float pattern_contr;\n"
"uniform mediump vec2 pattern_offset;\n"
"uniform mediump bool pattern_invert;\n"
"in mediump vec2 uv;\n"
"in mediump vec2 uv_2;\n"
@@ -451,6 +455,8 @@ void App::initShaders()
" if (use_pattern){\n"
" mediump vec2 rscale = resolution / vec2(512.0);\n"
" mediump float patt = texture(tex_pattern, uv2 * (0.5 / pattern_scale) * rscale + pattern_offset).r;\n"
" if (pattern_invert)\n"
" patt = 1.0 - patt;\n"
" if (pattern_bright != 0.5)\n"
" patt = brightness1(patt, 1.0 - pattern_bright);\n"
" if (pattern_contr != 0.5)\n"