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(l+r)/(l-r) == -(r+l)/(r-l)

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Glenn Maynard
2003-05-27 08:39:34 +00:00
parent 2416b32182
commit 726d79ecf8
2 changed files with 4 additions and 4 deletions
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stepmania/src/RageDisplay_D3D.cpp
+2 -2
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@@ -925,7 +925,7 @@ RageMatrix RageDisplay_D3D::GetOrthoMatrix( float l, float r, float b, float t,
RageMatrix m(
2/(r-l), 0, 0, 0,
0, 2/(t-b), 0, 0,
0, 0, 1/(zn-zf), 0,
-(r+l)/(r-l), -(t+b)/(t-b), zn/(zn-zf), 1 );
0, 0, -1/(zf-zn), 0,
-(r+l)/(r-l), -(t+b)/(t-b), -zn/(zf-zn), 1 );
return m;
}
stepmania/src/RageDisplay_OGL.cpp
+2 -2
View File
@@ -394,7 +394,7 @@ static void SetupVertices( const RageVertex v[], int iNumVerts )
Texture[i*2+1] = v[i].t[1];
Normal[i*3+0] = v[i].n[0];
Normal[i*3+1] = v[i].n[1];
Normal[i*3+2] = v[i].n[2];
Normal[i*+2] = v[i].n[2];
}
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(3, GL_FLOAT, 0, Vertex);
@@ -406,7 +406,7 @@ static void SetupVertices( const RageVertex v[], int iNumVerts )
glTexCoordPointer(2, GL_FLOAT, 0, Texture);
glEnableClientState(GL_NORMAL_ARRAY);
glNormalPointer(GL_FLOAT, 0, Normal);
glNormalPointer(GL_FLOAT, 0, Texture);
}
void RageDisplay_OGL::DrawQuads( const RageVertex v[], int iNumVerts )