OrdinaryMagician/vkdoom_m
OrdinaryMagician/vkdoom_m
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- optimize VSMatrix::Translate.

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- use FVector3 for sprite rotations.
This commit is contained in:
Christoph Oelckers 2016-05-01 12:39:08 +02:00
commit 4fb17561bc
3 changed files with 28 additions and 23 deletions
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24
src/gl/scene/gl_sprite.cpp
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@ -267,10 +267,10 @@ void GLSprite::Draw(int pass)
gl_RenderState.Apply();
Vector v1;
Vector v2;
Vector v3;
Vector v4;
FVector3 v1;
FVector3 v2;
FVector3 v3;
FVector3 v4;
if (drawWithXYBillboard || drawBillboardFacingCamera)
{
@ -306,17 +306,17 @@ void GLSprite::Draw(int pass)
mat.Rotate(-sin(angleRad), 0, cos(angleRad), -GLRenderer->mAngles.Pitch.Degrees);
}
mat.Translate(-xcenter, -zcenter, -ycenter); // retreat from sprite center
v1 = mat * Vector(x1, z1, y1);
v2 = mat * Vector(x2, z1, y2);
v3 = mat * Vector(x1, z2, y1);
v4 = mat * Vector(x2, z2, y2);
v1 = mat * FVector3(x1, z1, y1);
v2 = mat * FVector3(x2, z1, y2);
v3 = mat * FVector3(x1, z2, y1);
v4 = mat * FVector3(x2, z2, y2);
}
else // traditional "Y" billboard mode
{
v1 = Vector(x1, z1, y1);
v2 = Vector(x2, z1, y2);
v3 = Vector(x1, z2, y1);
v4 = Vector(x2, z2, y2);
v1 = FVector3(x1, z1, y1);
v2 = FVector3(x2, z1, y2);
v3 = FVector3(x1, z2, y1);
v4 = FVector3(x2, z2, y2);
}
FFlatVertex *ptr;