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Graphics/Sprite: Add Origin parameter

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Allows you to change center of translation/rotation/scale


Former-commit-id: 6045c6f78ec81db54629883927a203e8c50bb561 [formerly 8ab1e1e5785a9be67b76364f62fe4b767dca341f] [formerly f17a5c8c4d5e5cef8dd4ee76734609a6651384e7 [formerly 4a932134b130d64deb88f018332f5414b1370435]]
Former-commit-id: 8311f12a2e6a28bec5e22f5ca5ce7d3f551d52ba [formerly 412800a9b5afb15fb21f2428e2e9b3b9eb34c0ab]
Former-commit-id: 80d03c5581adbe47ccbe33649787a5698774cdd3
This commit is contained in:
Lynix
2016-08-31 20:53:27 +02:00
parent a55926a9d9
commit 5d13fa664b
3 changed files with 44 additions and 6 deletions
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14
src/Nazara/Graphics/Sprite.cpp
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@@ -39,7 +39,9 @@ namespace Nz
void Sprite::MakeBoundingVolume() const
{
m_boundingVolume.Set(Vector3f(0.f), m_size.x*Vector3f::Right() + m_size.y*Vector3f::Down());
Vector3f origin(m_origin.x, -m_origin.y, m_origin.z);
m_boundingVolume.Set(-origin, m_size.x*Vector3f::Right() + m_size.y*Vector3f::Down() - origin);
}
/*!
@@ -57,20 +59,22 @@ namespace Nz
SparsePtr<Vector3f> posPtr(&vertices[0].position, sizeof(VertexStruct_XYZ_Color_UV));
SparsePtr<Vector2f> texCoordPtr(&vertices[0].uv, sizeof(VertexStruct_XYZ_Color_UV));
Vector3f origin(m_origin.x, -m_origin.y, m_origin.z);
*colorPtr++ = m_color;
*posPtr++ = instanceData->transformMatrix->Transform(Vector3f(0.f));
*posPtr++ = instanceData->transformMatrix->Transform(Vector3f(-origin));
*texCoordPtr++ = m_textureCoords.GetCorner(RectCorner_LeftTop);
*colorPtr++ = m_color;
*posPtr++ = instanceData->transformMatrix->Transform(m_size.x*Vector3f::Right());
*posPtr++ = instanceData->transformMatrix->Transform(m_size.x*Vector3f::Right() - origin);
*texCoordPtr++ = m_textureCoords.GetCorner(RectCorner_RightTop);
*colorPtr++ = m_color;
*posPtr++ = instanceData->transformMatrix->Transform(m_size.y*Vector3f::Down());
*posPtr++ = instanceData->transformMatrix->Transform(m_size.y*Vector3f::Down() - origin);
*texCoordPtr++ = m_textureCoords.GetCorner(RectCorner_LeftBottom);
*colorPtr++ = m_color;
*posPtr++ = instanceData->transformMatrix->Transform(m_size.x*Vector3f::Right() + m_size.y*Vector3f::Down());
*posPtr++ = instanceData->transformMatrix->Transform(m_size.x*Vector3f::Right() + m_size.y*Vector3f::Down() - origin);
*texCoordPtr++ = m_textureCoords.GetCorner(RectCorner_RightBottom);
}