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add color dodge and multiply blending modes shaders, change tmp framebuffer to RGBA32F for better precision and fix the blending problem for the stroke not reaching full opacity

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omigamedev
2017-11-11 16:54:21 +00:00
parent 71f18cb292
commit fa4e67617b
4 changed files with 17 additions and 14 deletions
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12
engine/canvas.cpp
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@@ -710,9 +710,9 @@ void ui::Canvas::resize(int width, int height)
m_height = height;
for (int i = 0; i < 6; i++)
{
m_tmp[i].create(width, height);
m_tex[i].create(width, height);
m_tex2[i].create(width, height);
m_tmp[i].create(width, height, -1, GL_RGBA32F);
m_tex[i].create(width, height, GL_RGBA32F);
m_tex2[i].create(width, height, GL_RGBA8);
}
for (auto& l : m_layers)
{
@@ -725,9 +725,9 @@ bool ui::Canvas::create(int width, int height)
m_height = height;
for (int i = 0; i < 6; i++)
{
m_tmp[i].create(width, height);
m_tex[i].create(width, height);
m_tex2[i].create(width, height); // TODO: destroy before recreating
m_tmp[i].create(width, height, -1, GL_RGBA32F);
m_tex[i].create(width, height, GL_RGBA32F);
m_tex2[i].create(width, height, GL_RGBA8); // TODO: destroy before recreating
}
m_sampler.create(GL_NEAREST);
m_sampler_brush.create();