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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: f3ce3d4f8350738f8ddca2e157282b70a982b5ef [formerly b3c9dff5ec52ee320e68c032817caef84862c059] [formerly 0dd589e277f5d625f2c52d9195e812d940e2a4e0 [formerly 06491fb509c1e8a49acb8628c82e60a8ca71db84]]
Former-commit-id: 811657fd21f956a06906796be7986d8ddc37023c [formerly 7d6a08ef01b05140f6aed6f3f65b2ec5837fa28e]
Former-commit-id: af0ee4137a64a0cd4986cfc29854aced0698bde0
This commit is contained in:
Lynix
2016-08-31 20:53:27 +02:00
parent a4934ae855
commit 60ac889640
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);
}