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fixed packer sub rectangle

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This commit is contained in:
Noel Berry 2021-04-11 22:07:46 -07:00
parent 0f04ff0803
commit 682cc12780
1 changed files with 4 additions and 3 deletions
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7
src/images/packer.cpp
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@ -68,7 +68,7 @@ void Packer::add_entry(u64 id, int w, int h, const Color* pixels, const RectI& s
Entry entry(id, RectI(0, 0, source.w, source.h));
// trim
int top = 0, left = 0, right = 0, bottom = 0;
int top = source.y, left = source.x, right = source.x, bottom = source.y;
// TOP:
for (int y = source.y; y < source.y + source.h; y++)
@ -105,7 +105,7 @@ void Packer::add_entry(u64 id, int w, int h, const Color* pixels, const RectI& s
JUMP_END:;
// pixels actually exist in this source
if (right >= left && bottom >= top)
if (right > left && bottom > top)
{
entry.empty = false;
@ -115,6 +115,7 @@ void Packer::add_entry(u64 id, int w, int h, const Color* pixels, const RectI& s
entry.packed.w = (right - left);
entry.packed.h = (bottom - top);
// create pixel data
entry.memory_index = m_buffer.position();
@ -126,7 +127,7 @@ void Packer::add_entry(u64 id, int w, int h, const Color* pixels, const RectI& s
else
{
for (int i = 0; i < entry.packed.h; i++)
m_buffer.write((char*)(pixels + left + (top + i) * entry.frame.w), sizeof(Color) * entry.packed.w);
m_buffer.write((char*)(pixels + left + (top + i) * w), sizeof(Color) * entry.packed.w);
}
}