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Merge pull request #637 from Azaezel/alpha40/guiRotation

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blatantly ganked from T2D; adds rotation as an option for drawbitmap
This commit is contained in:
Brian Roberts 2021-11-08 16:08:17 -06:00 committed by GitHub
parent d71948c1ac 8fa652a327
commit e0e3ebc69d
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 55 additions and 27 deletions
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56
Engine/source/gfx/gfxDrawUtil.cpp
View file

@ -303,54 +303,54 @@ U32 GFXDrawUtil::drawTextN( GFont *font, const Point2F &ptDraw, const UTF16 *in_
//-----------------------------------------------------------------------------
// Draw Bitmaps
//-----------------------------------------------------------------------------
void GFXDrawUtil::drawBitmap( GFXTextureObject* texture, const Point2I &in_rAt, const GFXBitmapFlip in_flip, const GFXTextureFilterType filter , bool in_wrap /*= true*/ )
void GFXDrawUtil::drawBitmap( GFXTextureObject* texture, const Point2I &in_rAt, const GFXBitmapFlip in_flip, const GFXTextureFilterType filter , bool in_wrap /*= true*/, F32 angle)
{
drawBitmap(texture,Point2F((F32)in_rAt.x,(F32)in_rAt.y),in_flip,filter,in_wrap);
drawBitmap(texture,Point2F((F32)in_rAt.x,(F32)in_rAt.y),in_flip,filter,in_wrap, angle);
}
void GFXDrawUtil::drawBitmapStretch( GFXTextureObject* texture, const RectI &dstRect, const GFXBitmapFlip in_flip, const GFXTextureFilterType filter , bool in_wrap /*= true*/ )
void GFXDrawUtil::drawBitmapStretch( GFXTextureObject* texture, const RectI &dstRect, const GFXBitmapFlip in_flip, const GFXTextureFilterType filter , bool in_wrap /*= true*/, F32 angle)
{
drawBitmapStretch(texture,RectF((F32)dstRect.point.x,(F32)dstRect.point.y,(F32)dstRect.extent.x,(F32)dstRect.extent.y),in_flip,filter,in_wrap);
drawBitmapStretch(texture,RectF((F32)dstRect.point.x,(F32)dstRect.point.y,(F32)dstRect.extent.x,(F32)dstRect.extent.y),in_flip,filter,in_wrap, angle);
}
void GFXDrawUtil::drawBitmapSR( GFXTextureObject* texture, const Point2I &in_rAt, const RectI &srcRect, const GFXBitmapFlip in_flip, const GFXTextureFilterType filter , bool in_wrap /*= true*/ )
void GFXDrawUtil::drawBitmapSR( GFXTextureObject* texture, const Point2I &in_rAt, const RectI &srcRect, const GFXBitmapFlip in_flip, const GFXTextureFilterType filter , bool in_wrap /*= true*/, F32 angle)
{
drawBitmapSR(texture,Point2F((F32)in_rAt.x,(F32)in_rAt.y),RectF((F32)srcRect.point.x,(F32)srcRect.point.y,(F32)srcRect.extent.x,(F32)srcRect.extent.y),in_flip,filter,in_wrap);
drawBitmapSR(texture,Point2F((F32)in_rAt.x,(F32)in_rAt.y),RectF((F32)srcRect.point.x,(F32)srcRect.point.y,(F32)srcRect.extent.x,(F32)srcRect.extent.y),in_flip,filter,in_wrap, angle);
}
void GFXDrawUtil::drawBitmapStretchSR( GFXTextureObject *texture, const RectI &dstRect, const RectI &srcRect, const GFXBitmapFlip in_flip, const GFXTextureFilterType filter , bool in_wrap /*= true*/ )
void GFXDrawUtil::drawBitmapStretchSR( GFXTextureObject *texture, const RectI &dstRect, const RectI &srcRect, const GFXBitmapFlip in_flip, const GFXTextureFilterType filter , bool in_wrap /*= true*/, F32 angle)
{
RectF dstRectF = RectF((F32)dstRect.point.x,(F32)dstRect.point.y,(F32)dstRect.extent.x,(F32)dstRect.extent.y);
RectF srcRectF = RectF((F32)srcRect.point.x,(F32)srcRect.point.y,(F32)srcRect.extent.x,(F32)srcRect.extent.y);
drawBitmapStretchSR(texture,dstRectF,srcRectF,in_flip,filter,in_wrap);
drawBitmapStretchSR(texture,dstRectF,srcRectF,in_flip,filter,in_wrap, angle);
}
void GFXDrawUtil::drawBitmap( GFXTextureObject*texture, const Point2F &in_rAt, const GFXBitmapFlip in_flip /*= GFXBitmapFlip_None*/, const GFXTextureFilterType filter /*= GFXTextureFilterPoint */ , bool in_wrap /*= true*/ )
void GFXDrawUtil::drawBitmap( GFXTextureObject*texture, const Point2F &in_rAt, const GFXBitmapFlip in_flip /*= GFXBitmapFlip_None*/, const GFXTextureFilterType filter /*= GFXTextureFilterPoint */ , bool in_wrap /*= true*/, F32 angle)
{
AssertFatal( texture != 0, "No texture specified for drawBitmap()" );
RectI subRegion( 0, 0, texture->mBitmapSize.x, texture->mBitmapSize.y );
RectI stretch( in_rAt.x, in_rAt.y, texture->mBitmapSize.x, texture->mBitmapSize.y );
drawBitmapStretchSR( texture, stretch, subRegion, in_flip, filter, in_wrap );
drawBitmapStretchSR( texture, stretch, subRegion, in_flip, filter, in_wrap, angle);
}
void GFXDrawUtil::drawBitmapStretch( GFXTextureObject*texture, const RectF &dstRect, const GFXBitmapFlip in_flip /*= GFXBitmapFlip_None*/, const GFXTextureFilterType filter /*= GFXTextureFilterPoint */ , bool in_wrap /*= true*/ )
void GFXDrawUtil::drawBitmapStretch( GFXTextureObject*texture, const RectF &dstRect, const GFXBitmapFlip in_flip /*= GFXBitmapFlip_None*/, const GFXTextureFilterType filter /*= GFXTextureFilterPoint */ , bool in_wrap /*= true*/, F32 angle)
{
AssertFatal( texture != 0, "No texture specified for drawBitmapStretch()" );
RectF subRegion( 0.f, 0.f, (F32)texture->mBitmapSize.x, (F32)texture->mBitmapSize.y );
drawBitmapStretchSR( texture, dstRect, subRegion, in_flip, filter, in_wrap );
drawBitmapStretchSR( texture, dstRect, subRegion, in_flip, filter, in_wrap, angle);
}
void GFXDrawUtil::drawBitmapSR( GFXTextureObject*texture, const Point2F &in_rAt, const RectF &srcRect, const GFXBitmapFlip in_flip /*= GFXBitmapFlip_None*/, const GFXTextureFilterType filter /*= GFXTextureFilterPoint */ , bool in_wrap /*= true*/ )
void GFXDrawUtil::drawBitmapSR( GFXTextureObject*texture, const Point2F &in_rAt, const RectF &srcRect, const GFXBitmapFlip in_flip /*= GFXBitmapFlip_None*/, const GFXTextureFilterType filter /*= GFXTextureFilterPoint */ , bool in_wrap /*= true*/, F32 angle)
{
AssertFatal( texture != 0, "No texture specified for drawBitmapSR()" );
RectF stretch( in_rAt.x, in_rAt.y, srcRect.len_x(), srcRect.len_y() );
drawBitmapStretchSR( texture, stretch, srcRect, in_flip, filter, in_wrap );
drawBitmapStretchSR( texture, stretch, srcRect, in_flip, filter, in_wrap, angle);
}
void GFXDrawUtil::drawBitmapStretchSR( GFXTextureObject* texture, const RectF &dstRect, const RectF &srcRect, const GFXBitmapFlip in_flip /*= GFXBitmapFlip_None*/, const GFXTextureFilterType filter /*= GFXTextureFilterPoint */ , bool in_wrap /*= true*/ )
void GFXDrawUtil::drawBitmapStretchSR( GFXTextureObject* texture, const RectF &dstRect, const RectF &srcRect, const GFXBitmapFlip in_flip /*= GFXBitmapFlip_None*/, const GFXTextureFilterType filter /*= GFXTextureFilterPoint */ , bool in_wrap /*= true*/, F32 angle)
{
// Sanity if no texture is specified.
if(!texture)
@ -395,6 +395,30 @@ void GFXDrawUtil::drawBitmapStretchSR( GFXTextureObject* texture, const RectF &d
verts[2].texCoord.set( texLeft, texBottom );
verts[3].texCoord.set( texRight, texBottom );
if (angle != 0.0f)
{
U32 i = 0;
Point3F points[4];
points[0] = Point3F(-dstRect.extent.x / 2.0f, -dstRect.extent.y / 2.0f, 0.0);
points[1] = Point3F(dstRect.extent.x / 2.0f, -dstRect.extent.y / 2.0f, 0.0);
points[2] = Point3F(-dstRect.extent.x / 2.0f, dstRect.extent.y / 2.0f, 0.0);
points[3] = Point3F(dstRect.extent.x / 2.0f, dstRect.extent.y / 2.0f, 0.0);
//calc center by taking position+extent/2
Point3F offset(dstRect.point.x + dstRect.extent.x / 2.0f,
dstRect.point.y + dstRect.extent.y / 2.0f, 0.0);
//rotate points by mulitplying by a rotation matrix
MatrixF rotMatrix(EulerF(0.0, 0.0, mDegToRad(angle)));
for (i = 0; i < 4; i++)
{
rotMatrix.mulP(points[i]);
points[i] += offset;
verts[i].point = points[i];
}
}
verts.unlock();
mDevice->setVertexBuffer( verts );
@ -1641,4 +1665,4 @@ void GFXDrawUtil::drawTransform( const GFXStateBlockDesc &desc, const MatrixF &m
mDevice->setVertexBuffer( verts );
mDevice->setupGenericShaders();
mDevice->drawPrimitive( GFXLineList, 0, 3 );
}
}

16
Engine/source/gfx/gfxDrawUtil.h
View file

@ -93,15 +93,15 @@ public:
//-----------------------------------------------------------------------------
// Draw Bitmaps
//-----------------------------------------------------------------------------
void drawBitmap( GFXTextureObject*texture, const Point2F &in_rAt, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true );
void drawBitmapSR( GFXTextureObject*texture, const Point2F &in_rAt, const RectF &srcRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true );
void drawBitmapStretch( GFXTextureObject*texture, const RectF &dstRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true );
void drawBitmapStretchSR( GFXTextureObject*texture, const RectF &dstRect, const RectF &srcRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true );
void drawBitmap( GFXTextureObject*texture, const Point2F &in_rAt, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true, F32 angle = 0.0f);
void drawBitmapSR( GFXTextureObject*texture, const Point2F &in_rAt, const RectF &srcRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true, F32 angle = 0.0f);
void drawBitmapStretch( GFXTextureObject*texture, const RectF &dstRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true, F32 angle = 0.0f);
void drawBitmapStretchSR( GFXTextureObject*texture, const RectF &dstRect, const RectF &srcRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true, F32 angle = 0.0f);
void drawBitmap( GFXTextureObject*texture, const Point2I &in_rAt, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true );
void drawBitmapSR( GFXTextureObject*texture, const Point2I &in_rAt, const RectI &srcRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true );
void drawBitmapStretch( GFXTextureObject*texture, const RectI &dstRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true );
void drawBitmapStretchSR( GFXTextureObject*texture, const RectI &dstRect, const RectI &srcRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true );
void drawBitmap( GFXTextureObject*texture, const Point2I &in_rAt, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true, F32 angle = 0.0f);
void drawBitmapSR( GFXTextureObject*texture, const Point2I &in_rAt, const RectI &srcRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true, F32 angle = 0.0f);
void drawBitmapStretch( GFXTextureObject*texture, const RectI &dstRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true, F32 angle = 0.0f);
void drawBitmapStretchSR( GFXTextureObject*texture, const RectI &dstRect, const RectI &srcRect, const GFXBitmapFlip in_flip = GFXBitmapFlip_None, const GFXTextureFilterType filter = GFXTextureFilterPoint , bool in_wrap = true, F32 angle = 0.0f);
//-----------------------------------------------------------------------------
// Draw 3D Shapes

7
Engine/source/gui/controls/guiBitmapCtrl.cpp
View file

@ -58,6 +58,7 @@ ConsoleDocClass( GuiBitmapCtrl,
GuiBitmapCtrl::GuiBitmapCtrl(void)
: mStartPoint( 0, 0 ),
mColor(ColorI::WHITE),
mAngle(0),
mWrap( false )
{
INIT_ASSET(Bitmap);
@ -83,6 +84,8 @@ void GuiBitmapCtrl::initPersistFields()
addField("color", TypeColorI, Offset(mColor, GuiBitmapCtrl),"color mul");
addField( "wrap", TypeBool, Offset( mWrap, GuiBitmapCtrl ),
"If true, the bitmap is tiled inside the control rather than stretched to fit." );
addField("angle", TypeF32, Offset(mAngle, GuiBitmapCtrl), "rotation");
endGroup( "Bitmap" );
@ -187,14 +190,14 @@ void GuiBitmapCtrl::onRender(Point2I offset, const RectI &updateRect)
((texture->mBitmapSize.y*y)+offset.y)-yshift,
texture->mBitmapSize.x,
texture->mBitmapSize.y);
GFX->getDrawUtil()->drawBitmapStretchSR(texture,dstRegion, srcRegion, GFXBitmapFlip_None, GFXTextureFilterLinear);
GFX->getDrawUtil()->drawBitmapStretchSR(texture, dstRegion, srcRegion, GFXBitmapFlip_None, GFXTextureFilterLinear, mAngle);
}
}
else
{
RectI rect(offset, getExtent());
GFX->getDrawUtil()->drawBitmapStretch(mBitmap, rect, GFXBitmapFlip_None, GFXTextureFilterLinear, false);
GFX->getDrawUtil()->drawBitmapStretch(mBitmap, rect, GFXBitmapFlip_None, GFXTextureFilterLinear, false, mAngle);
}
}

3
Engine/source/gui/controls/guiBitmapCtrl.h
View file

@ -44,7 +44,8 @@ class GuiBitmapCtrl : public GuiControl
Point2I mStartPoint;
ColorI mColor;
F32 mAngle;
/// If true, bitmap tiles inside control. Otherwise stretches.
bool mWrap;