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Graphics/TextSprite: Fix front facing

This commit is contained in:
SirLynix 2022-11-20 15:42:41 +01:00 committed by Jérôme Leclercq
parent 11e098f8b2
commit 1727ae8631
1 changed files with 11 additions and 7 deletions
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18
src/Nazara/Graphics/TextSprite.cpp
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@ -191,19 +191,23 @@ namespace Nz
uvRect.height *= invHeight;
// Our glyph may be flipped in the atlas, to render it correctly we need to change the uv coordinates accordingly
const RectCorner normalCorners[4] = { RectCorner::LeftTop, RectCorner::RightTop, RectCorner::LeftBottom, RectCorner::RightBottom };
const RectCorner flippedCorners[4] = { RectCorner::LeftBottom, RectCorner::LeftTop, RectCorner::RightBottom, RectCorner::RightTop };
constexpr RectCorner normalCorners[4] = { RectCorner::LeftTop, RectCorner::RightTop, RectCorner::LeftBottom, RectCorner::RightBottom };
constexpr RectCorner flippedCorners[4] = { RectCorner::LeftBottom, RectCorner::LeftTop, RectCorner::RightBottom, RectCorner::RightTop };
// Set the position, color and UV of our vertices
for (unsigned int j = 0; j < 4; ++j)
// Glyph are in clockwise order, but the sprite expects them as CCW
std::size_t offset = indices->first + indices->count;
offset *= 4;
for (std::size_t index : { 0, 2, 1, 3 })
{
// Set the position, color and UV of our vertices
// Remember that indices->count is a counter here, not a count value
std::size_t offset = (indices->first + indices->count) * 4 + j;
m_vertices[offset].color = glyph.color;
m_vertices[offset].position = glyph.corners[j];
m_vertices[offset].position = glyph.corners[index];
m_vertices[offset].position.y = bounds.height - m_vertices[offset].position.y;
m_vertices[offset].position *= scale;
m_vertices[offset].uv.Set(uvRect.GetCorner((glyph.flipped) ? flippedCorners[j] : normalCorners[j]));
m_vertices[offset].uv.Set(uvRect.GetCorner((glyph.flipped) ? flippedCorners[index] : normalCorners[index]));
offset++;
}
// Increment the counter, go to next glyph