diff options
Diffstat (limited to 'slideshow/source/engine/OGLTrans/win/OGLTrans_TransitionImpl.cxx')
| -rw-r--r-- | slideshow/source/engine/OGLTrans/win/OGLTrans_TransitionImpl.cxx | 1315 |
1 files changed, 0 insertions, 1315 deletions
diff --git a/slideshow/source/engine/OGLTrans/win/OGLTrans_TransitionImpl.cxx b/slideshow/source/engine/OGLTrans/win/OGLTrans_TransitionImpl.cxx deleted file mode 100644 index d658d54b7..000000000 --- a/slideshow/source/engine/OGLTrans/win/OGLTrans_TransitionImpl.cxx +++ /dev/null @@ -1,1315 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2008 by Sun Microsystems, Inc. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -#include "OGLTrans_TransitionImpl.hxx" -#include "OGLTrans_Shaders.hxx" -#ifdef QUARTZ -#include <OpenGL/gl.h> -#else -#include <GL/gl.h> -#include <math.h> -#endif - -void OGLTransitionImpl::clear() -{ - for(unsigned int i( 0 ); i < OverallOperations.size(); ++i) - delete OverallOperations[i]; - OverallOperations.clear(); - maLeavingSlidePrimitives.clear(); - maEnteringSlidePrimitives.clear(); - for(unsigned int i(0); i < maSceneObjects.size(); ++i) - delete maSceneObjects[i]; - maSceneObjects.clear(); - - mbReflectSlides = false; - -#ifdef GL_VERSION_2_0 - if( mProgramObject ) { - OGLShaders::glDeleteProgram( mProgramObject ); - mProgramObject = 0; - } - - if( mVertexObject ) { - OGLShaders::glDeleteShader( mVertexObject ); - mVertexObject = 0; - } - - if( mFragmentObject ) { - OGLShaders::glDeleteShader( mFragmentObject ); - mFragmentObject = 0; - } -#endif - - if( maHelperTexture ) { - glDeleteTextures( 1, &maHelperTexture ); - maHelperTexture = 0; - } - - if( mmClearTransition ) - (this->*mmClearTransition)(); -} - -OGLTransitionImpl::~OGLTransitionImpl() -{ - clear(); -} - -void OGLTransitionImpl::prepare( ::sal_Int32 glLeavingSlideTex, ::sal_Int32 glEnteringSlideTex ) -{ - for(unsigned int i(0); i < maSceneObjects.size(); ++i) { - maSceneObjects[i]->prepare(); - } - - if( mmPrepareTransition ) - (this->*mmPrepareTransition)( glLeavingSlideTex, glEnteringSlideTex ); -} - -void OGLTransitionImpl::finish() -{ - for(unsigned int i(0); i < maSceneObjects.size(); ++i) { - maSceneObjects[i]->finish(); - } -} - -static void blendSlide( double depth ) -{ - double showHeight = -1 + depth*2; - GLfloat reflectionColor[] = {0, 0, 0, 0.25}; - - glDisable( GL_DEPTH_TEST ); - glBegin( GL_QUADS ); - glColor4fv( reflectionColor ); - glVertex3f( -1, -1, 0 ); - glColor4f( 0, 0, 0, 1 ); - glVertex3f(-1, showHeight, 0 ); - glVertex3f( 1, showHeight, 0 ); - glColor4fv( reflectionColor ); - glVertex3f( 1, -1, 0 ); - glEnd(); - - glBegin( GL_QUADS ); - glColor4f( 0, 0, 0, 1 ); - glVertex3f( -1, showHeight, 0 ); - glVertex3f( -1, 1, 0 ); - glVertex3f( 1, 1, 0 ); - glVertex3f( 1, showHeight, 0 ); - glEnd(); - glEnable( GL_DEPTH_TEST ); -} - -static void slideShadow( double nTime, Primitive& primitive, double sw, double sh ) -{ - double reflectionDepth = 0.3; - - glEnable(GL_BLEND); - glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - glDisable(GL_LIGHTING); - - glPushMatrix(); - primitive.applyOperations( nTime, sw, sh ); - blendSlide( reflectionDepth ); - glPopMatrix(); - - glDisable(GL_BLEND); - glEnable(GL_LIGHTING); -} - -void OGLTransitionImpl::display( double nTime, ::sal_Int32 glLeavingSlideTex, ::sal_Int32 glEnteringSlideTex, - double SlideWidth, double SlideHeight, double DispWidth, double DispHeight ) -{ - double SlideWidthScale, SlideHeightScale; - - SlideWidthScale = SlideWidth/DispWidth; - SlideHeightScale = SlideHeight/DispHeight; - - if( mmPrepare ) { - clear(); - (this->*mmPrepare)( nTime, SlideWidth, SlideHeight, DispWidth, DispHeight ); - } - - glPushMatrix(); - displaySlides( nTime, glLeavingSlideTex, glEnteringSlideTex, SlideWidthScale, SlideHeightScale ); - displayScene( nTime, SlideWidth, SlideHeight, DispWidth, DispHeight ); - glPopMatrix(); -} - -void OGLTransitionImpl::applyOverallOperations( double nTime, double SlideWidthScale, double SlideHeightScale ) -{ - for(unsigned int i(0); i < OverallOperations.size(); ++i) - OverallOperations[i]->interpolate(nTime,SlideWidthScale,SlideHeightScale); -} - -void OGLTransitionImpl::displaySlide( double nTime, ::sal_Int32 glSlideTex, std::vector<Primitive>& primitives, - double SlideWidthScale, double SlideHeightScale ) -{ - //TODO change to foreach - glBindTexture(GL_TEXTURE_2D, glSlideTex); - - // display slide reflection - // note that depth test is turned off while blending the shadow - // so the slides has to be rendered in right order, see rochade as example - if( mbReflectSlides ) { - double surfaceLevel = -0.04; - - /* reflected slides */ - glPushMatrix(); - - glScaled( 1, -1, 1 ); - glTranslated( 0, 2 - surfaceLevel, 0 ); - - glCullFace(GL_FRONT); - for(unsigned int i(0); i < primitives.size(); ++i) - primitives[i].display(nTime, SlideWidthScale, SlideHeightScale); - glCullFace(GL_BACK); - - slideShadow( nTime, primitives[0], SlideWidthScale, SlideHeightScale ); - - glPopMatrix(); - } - - for(unsigned int i(0); i < primitives.size(); ++i) - primitives[i].display(nTime, SlideWidthScale, SlideHeightScale); -} - -void OGLTransitionImpl::displaySlides( double nTime, ::sal_Int32 glLeavingSlideTex, ::sal_Int32 glEnteringSlideTex, - double SlideWidthScale, double SlideHeightScale ) -{ - if( mmDisplaySlides ) - (this->*mmDisplaySlides)( nTime, glLeavingSlideTex, glEnteringSlideTex, SlideWidthScale, SlideHeightScale ); - else { - applyOverallOperations( nTime, SlideWidthScale, SlideHeightScale ); - - glEnable(GL_TEXTURE_2D); - displaySlide( nTime, glLeavingSlideTex, maLeavingSlidePrimitives, SlideWidthScale, SlideHeightScale ); - displaySlide( nTime, glEnteringSlideTex, maEnteringSlidePrimitives, SlideWidthScale, SlideHeightScale ); - } -} - -void OGLTransitionImpl::displayScene( double nTime, double SlideWidth, double SlideHeight, double DispWidth, double DispHeight ) -{ - glEnable(GL_TEXTURE_2D); - for(unsigned int i(0); i < maSceneObjects.size(); ++i) - maSceneObjects[i]->display(nTime, SlideWidth, SlideHeight, DispWidth, DispHeight); -} - -void Primitive::display(double nTime, double WidthScale, double HeightScale) -{ - glPushMatrix(); - - applyOperations( nTime, WidthScale, HeightScale ); - - glEnableClientState( GL_VERTEX_ARRAY ); - if(!Normals.empty()) - { - glNormalPointer( GL_DOUBLE , 0 , &Normals[0] ); - glEnableClientState( GL_NORMAL_ARRAY ); - } - glEnableClientState( GL_TEXTURE_COORD_ARRAY ); - glTexCoordPointer( 2, GL_DOUBLE, 0, &TexCoords[0] ); - glVertexPointer( 3, GL_DOUBLE, 0, &Vertices[0] ); - glDrawArrays( GL_TRIANGLES, 0, Vertices.size() ); - glPopMatrix(); -} - -void Primitive::applyOperations(double nTime, double WidthScale, double HeightScale) -{ - for(unsigned int i(0); i < Operations.size(); ++i) - Operations[i]->interpolate( nTime ,WidthScale,HeightScale); - glScaled(WidthScale,HeightScale,1); -} - -Primitive::~Primitive() -{ - for(unsigned int i( 0 ); i < Operations.size(); ++i) - delete Operations[i]; -} - - -void SceneObject::display(double nTime, double /* SlideWidth */, double /* SlideHeight */, double DispWidth, double DispHeight ) -{ - for(unsigned int i(0); i < maPrimitives.size(); ++i) { - // fixme: allow various model spaces, now we make it so that - // it is regular -1,-1 to 1,1, where the whole display fits in - glPushMatrix(); - if (DispHeight > DispWidth) - glScaled(DispHeight/DispWidth, 1, 1); - else - glScaled(1, DispWidth/DispHeight, 1); - maPrimitives[i].display(nTime, 1, 1); - glPopMatrix(); - } -} - -void SceneObject::pushPrimitive(const Primitive &p) -{ - maPrimitives.push_back(p); -} - -SceneObject::SceneObject() - : maPrimitives() -{ -} - -Iris::Iris() - : SceneObject () -{ -} - -void Iris::display(double nTime, double SlideWidth, double SlideHeight, double DispWidth, double DispHeight ) -{ - glBindTexture(GL_TEXTURE_2D, maTexture); - SceneObject::display(nTime, SlideWidth, SlideHeight, DispWidth, DispHeight); -} - -void Iris::prepare() -{ - static GLubyte img[3] = { 80, 80, 80 }; - - glGenTextures(1, &maTexture); - glBindTexture(GL_TEXTURE_2D, maTexture); - glTexImage2D(GL_TEXTURE_2D, 0, 3, 1, 1, 0, GL_RGB, GL_UNSIGNED_BYTE, img); - glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_REPEAT); - glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_REPEAT); - glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR); - glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR); -} - -void Iris::finish() -{ - glDeleteTextures(1, &maTexture); -} - -void OGLTransitionImpl::makeOutsideCubeFaceToLeft() -{ - clear(); - Primitive Slide; - - Slide.pushTriangle(basegfx::B2DVector(0,0),basegfx::B2DVector(1,0),basegfx::B2DVector(0,1)); - Slide.pushTriangle(basegfx::B2DVector(1,0),basegfx::B2DVector(0,1),basegfx::B2DVector(1,1)); - - maLeavingSlidePrimitives.push_back(Slide); - - Slide.Operations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0,1,0),basegfx::B3DVector(0,0,-1),90,false,0.0,1.0)); - - maEnteringSlidePrimitives.push_back(Slide); - - OverallOperations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0,1,0),basegfx::B3DVector(0,0,-1),-90,true,0.0,1.0)); -} - -void OGLTransitionImpl::makeInsideCubeFaceToLeft() -{ - clear(); - Primitive Slide; - - Slide.pushTriangle(basegfx::B2DVector(0,0),basegfx::B2DVector(1,0),basegfx::B2DVector(0,1)); - Slide.pushTriangle(basegfx::B2DVector(1,0),basegfx::B2DVector(0,1),basegfx::B2DVector(1,1)); - - maLeavingSlidePrimitives.push_back(Slide); - - Slide.Operations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0,1,0),basegfx::B3DVector(0,0,1),-90,false,0.0,1.0)); - - maEnteringSlidePrimitives.push_back(Slide); - - OverallOperations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0,1,0),basegfx::B3DVector(0,0,1),90,true,0.0,1.0)); -} - -void OGLTransitionImpl::makeFallLeaving() -{ - clear(); - Primitive Slide; - - Slide.pushTriangle(basegfx::B2DVector(0,0),basegfx::B2DVector(1,0),basegfx::B2DVector(0,1)); - Slide.pushTriangle(basegfx::B2DVector(1,0),basegfx::B2DVector(0,1),basegfx::B2DVector(1,1)); - maEnteringSlidePrimitives.push_back(Slide); - - Slide.Operations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(1,0,0),basegfx::B3DVector(0,-1,0), 90,true,0.0,1.0)); - maLeavingSlidePrimitives.push_back(Slide); - - mbUseMipMapEntering = false; -} - -void OGLTransitionImpl::makeTurnAround() -{ - clear(); - Primitive Slide; - - mbReflectSlides = true; - - Slide.pushTriangle(basegfx::B2DVector(0,0),basegfx::B2DVector(1,0),basegfx::B2DVector(0,1)); - Slide.pushTriangle(basegfx::B2DVector(1,0),basegfx::B2DVector(0,1),basegfx::B2DVector(1,1)); - maLeavingSlidePrimitives.push_back(Slide); - - Slide.Operations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0,1,0),basegfx::B3DVector(0,0,0),-180,false,0.0,1.0)); - maEnteringSlidePrimitives.push_back(Slide); - - OverallOperations.push_back(new STranslate(basegfx::B3DVector(0, 0, -1.5),true, 0, 0.5)); - OverallOperations.push_back(new STranslate(basegfx::B3DVector(0, 0, 1.5), true, 0.5, 1)); - OverallOperations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0, 1, 0),basegfx::B3DVector(0, 0, 0), -180, true, 0.0, 1.0)); -} - -void OGLTransitionImpl::makeTurnDown() -{ - clear(); - Primitive Slide; - - Slide.pushTriangle(basegfx::B2DVector(0,0),basegfx::B2DVector(1,0),basegfx::B2DVector(0,1)); - Slide.pushTriangle(basegfx::B2DVector(1,0),basegfx::B2DVector(0,1),basegfx::B2DVector(1,1)); - maLeavingSlidePrimitives.push_back(Slide); - - Slide.Operations.push_back(new STranslate(basegfx::B3DVector(0, 0, 0.0001), false, -1.0, 0.0)); - Slide.Operations.push_back(new SRotate (basegfx::B3DVector(0, 0, 1), basegfx::B3DVector(-1, 1, 0), -90, true, 0.0, 1.0)); - Slide.Operations.push_back(new SRotate (basegfx::B3DVector(0, 0, 1), basegfx::B3DVector(-1, 1, 0), 90, false, -1.0, 0.0)); - maEnteringSlidePrimitives.push_back(Slide); - - mbUseMipMapLeaving = false; -} - -void OGLTransitionImpl::makeIris() -{ - clear(); - Primitive Slide; - - Slide.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (1,0), basegfx::B2DVector (0,1)); - Slide.pushTriangle (basegfx::B2DVector (1,0), basegfx::B2DVector (0,1), basegfx::B2DVector (1,1)); - maEnteringSlidePrimitives.push_back (Slide); - - Slide.Operations.push_back (new STranslate (basegfx::B3DVector (0, 0, 0.000001), false, -1, 0)); - Slide.Operations.push_back (new STranslate (basegfx::B3DVector (0, 0, -0.000002), false, 0.5, 1)); - maLeavingSlidePrimitives.push_back (Slide); - - - Primitive irisPart, part; - int i, nSteps = 24, nParts = 7; - double t = 1.0/nSteps, cx, cy, lcx, lcy, lx = 1, ly = 0, x, y, cxo, cyo, lcxo, lcyo, of=2.2, f=1.42; - - for (i=1; i<=nSteps; i++) { - x = cos ((3*2*M_PI*t)/nParts); - y = -sin ((3*2*M_PI*t)/nParts); - cx = (f*x + 1)/2; - cy = (f*y + 1)/2; - lcx = (f*lx + 1)/2; - lcy = (f*ly + 1)/2; - cxo = (of*x + 1)/2; - cyo = (of*y + 1)/2; - lcxo = (of*lx + 1)/2; - lcyo = (of*ly + 1)/2; - irisPart.pushTriangle (basegfx::B2DVector (lcx, lcy), - basegfx::B2DVector (lcxo, lcyo), - basegfx::B2DVector (cx, cy)); - irisPart.pushTriangle (basegfx::B2DVector (cx, cy), - basegfx::B2DVector (lcxo, lcyo), - basegfx::B2DVector (cxo, cyo)); - lx = x; - ly = y; - t += 1.0/nSteps; - } - - Iris* pIris = new Iris(); - double angle = 87; - - for (i = 0; i < nParts; i++) { - irisPart.Operations.clear (); - double rx, ry; - - rx = cos ((2*M_PI*i)/nParts); - ry = sin ((2*M_PI*i)/nParts); - irisPart.Operations.push_back (new SRotate (basegfx::B3DVector(0, 0, 1), basegfx::B3DVector(rx, ry, 0), angle, true, 0.0, 0.5)); - irisPart.Operations.push_back (new SRotate (basegfx::B3DVector(0, 0, 1), basegfx::B3DVector(rx, ry, 0), -angle, true, 0.5, 1)); - if (i > 0) { - irisPart.Operations.push_back (new STranslate (basegfx::B3DVector(rx, ry, 0), false, -1, 0)); - irisPart.Operations.push_back (new SRotate (basegfx::B3DVector(0, 0, 1), basegfx::B3DVector(0, 0, 0), i*360.0/nParts, false, -1, 0)); - irisPart.Operations.push_back (new STranslate (basegfx::B3DVector(-1, 0, 0), false, -1, 0)); - } - irisPart.Operations.push_back(new STranslate(basegfx::B3DVector(0, 0, 1), false, -2, 0.0)); - irisPart.Operations.push_back (new SRotate (basegfx::B3DVector(1, .5, 0), basegfx::B3DVector(1, 0, 0), -30, false, -1, 0)); - pIris->pushPrimitive (irisPart); - } - - maSceneObjects.push_back (pIris); - - mbUseMipMapLeaving = mbUseMipMapEntering = false; -} - -void OGLTransitionImpl::displaySlidesRochade( double nTime, ::sal_Int32 glLeavingSlideTex, ::sal_Int32 glEnteringSlideTex, - double SlideWidthScale, double SlideHeightScale ) -{ - applyOverallOperations( nTime, SlideWidthScale, SlideHeightScale ); - - glEnable(GL_TEXTURE_2D); - - if( nTime > .5) { - displaySlide( nTime, glLeavingSlideTex, maLeavingSlidePrimitives, SlideWidthScale, SlideHeightScale ); - displaySlide( nTime, glEnteringSlideTex, maEnteringSlidePrimitives, SlideWidthScale, SlideHeightScale ); - } else { - displaySlide( nTime, glEnteringSlideTex, maEnteringSlidePrimitives, SlideWidthScale, SlideHeightScale ); - displaySlide( nTime, glLeavingSlideTex, maLeavingSlidePrimitives, SlideWidthScale, SlideHeightScale ); - } -} - -void OGLTransitionImpl::makeRochade() -{ - clear(); - Primitive Slide; - - mbReflectSlides = true; - mmDisplaySlides = &OGLTransitionImpl::displaySlidesRochade; - - double w, h; - - w = 2.2; - h = 10; - - Slide.pushTriangle(basegfx::B2DVector(0,0),basegfx::B2DVector(1,0),basegfx::B2DVector(0,1)); - Slide.pushTriangle(basegfx::B2DVector(1,0),basegfx::B2DVector(0,1),basegfx::B2DVector(1,1)); - - Slide.Operations.push_back(new SEllipseTranslate(w, h, 0.25, -0.25, true, 0, 1)); - Slide.Operations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0,1,0),basegfx::B3DVector(0,0,0), -45, true, 0, 1)); - maLeavingSlidePrimitives.push_back(Slide); - - Slide.Operations.clear(); - Slide.Operations.push_back(new SEllipseTranslate(w, h, 0.75, 0.25, true, 0, 1)); - Slide.Operations.push_back(new STranslate(basegfx::B3DVector(0, 0, -h), false, -1, 0)); - Slide.Operations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0,1,0),basegfx::B3DVector(0,0,0), -45, true, 0, 1)); - Slide.Operations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0,1,0),basegfx::B3DVector(0,0,0), 45, false, -1, 0)); - maEnteringSlidePrimitives.push_back(Slide); - -} - -// TODO(Q3): extract to basegfx -inline basegfx::B2DVector clamp(const basegfx::B2DVector& v) -{ - return basegfx::B2DVector(min(max(v.getX(),-1.0),1.0), - min(max(v.getY(),-1.0),1.0)); -} - -// TODO(Q3): extract to basegfx -inline basegfx::B3DVector clamp(const basegfx::B3DVector& v) -{ - return basegfx::B3DVector(min(max(v.getX(),-1.0),1.0), - min(max(v.getY(),-1.0),1.0), - min(max(v.getZ(),-1.0),1.0)); -} - -inline double randFromNeg1to1() -{ - return ( ( static_cast<double>( rand() ) / static_cast<double>( RAND_MAX ) ) * 2.0 ) - 1.0; -} - -// TODO(Q3): extract to basegfx -inline basegfx::B3DVector randNormVectorInXYPlane() -{ - basegfx::B3DVector toReturn(randFromNeg1to1(),randFromNeg1to1(),0.0); - return toReturn/toReturn.getLength(); -} - -void OGLTransitionImpl::makeRevolvingCircles( ::sal_uInt16 nCircles , ::sal_uInt16 nPointsOnCircles ) -{ - clear(); - double dAngle(2*3.1415926/static_cast<double>( nPointsOnCircles )); - if(nCircles < 2 || nPointsOnCircles < 4) - { - makeNByMTileFlip(1,1); - return; - } - double Radius(1.0/static_cast<double>( nCircles )); - double dRadius(Radius); - double LastRadius(0.0); - double NextRadius(2*Radius); - - /// now we know there is at least two circles - /// the first will always be a full circle - /// the last will always be the outer shell of the slide with a circle hole - - //add the full circle - vector<basegfx::B2DVector> unScaledTexCoords; - double TempAngle(0.0); - for(unsigned int Point(0); Point < nPointsOnCircles; ++Point) - { - unScaledTexCoords.push_back( basegfx::B2DVector( cos(TempAngle - 3.1415926/2.0) , sin(TempAngle- 3.1415926/2.0) ) ); - - TempAngle += dAngle; - } - - { - Primitive EnteringSlide; - Primitive LeavingSlide; - for(int Point(0); Point + 1 < nPointsOnCircles; ++Point) - { - EnteringSlide.pushTriangle( basegfx::B2DVector( 0.5 , 0.5 ) , Radius * unScaledTexCoords[ Point + 1 ] / 2.0 + basegfx::B2DVector( 0.5 , 0.5 ) , Radius * unScaledTexCoords[ Point ] / 2.0 + basegfx::B2DVector( 0.5 , 0.5 ) ); - LeavingSlide.pushTriangle( basegfx::B2DVector( 0.5 , 0.5 ) , Radius * unScaledTexCoords[ Point + 1 ] / 2.0 + basegfx::B2DVector( 0.5 , 0.5 ) , Radius * unScaledTexCoords[ Point ] / 2.0 + basegfx::B2DVector( 0.5, 0.5) ); - } - EnteringSlide.pushTriangle( basegfx::B2DVector(0.5,0.5) , Radius * unScaledTexCoords[ 0 ] / 2.0 + basegfx::B2DVector( 0.5 , 0.5 ) , Radius * unScaledTexCoords[ nPointsOnCircles - 1 ] / 2.0 + basegfx::B2DVector( 0.5 , 0.5 ) ); - LeavingSlide.pushTriangle( basegfx::B2DVector(0.5,0.5) , Radius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) , Radius*unScaledTexCoords[nPointsOnCircles - 1]/2.0 + basegfx::B2DVector(0.5,0.5) ); - - basegfx::B3DVector axis(randNormVectorInXYPlane()); - EnteringSlide.Operations.push_back( new SRotate( axis , basegfx::B3DVector(0,0,0) , 180, true, Radius/2.0 , (NextRadius + 1)/2.0 ) ); - LeavingSlide.Operations.push_back( new SRotate( axis , basegfx::B3DVector(0,0,0) , 180, true, Radius/2.0 , (NextRadius + 1)/2.0 ) ); - EnteringSlide.Operations.push_back( new SRotate( axis , basegfx::B3DVector(0,0,0) , -180, false,0.0,1.0) ); - - maEnteringSlidePrimitives.push_back(EnteringSlide); - maLeavingSlidePrimitives.push_back(LeavingSlide); - LastRadius = Radius; - Radius = NextRadius; - NextRadius += dRadius; - } - - for(int i(1); i < nCircles - 1; ++i) - { - Primitive LeavingSlide; - Primitive EnteringSlide; - for(int Side(0); Side < nPointsOnCircles - 1; ++Side) - { - EnteringSlide.pushTriangle(Radius*unScaledTexCoords[Side]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) ); - EnteringSlide.pushTriangle(Radius*unScaledTexCoords[Side]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) , Radius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) ); - - LeavingSlide.pushTriangle(Radius*unScaledTexCoords[Side]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) ); - LeavingSlide.pushTriangle(Radius*unScaledTexCoords[Side]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) , Radius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) ); - } - - EnteringSlide.pushTriangle(Radius*unScaledTexCoords[nPointsOnCircles - 1]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[nPointsOnCircles - 1]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) ); - EnteringSlide.pushTriangle(Radius*unScaledTexCoords[nPointsOnCircles - 1]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) , Radius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) ); - - LeavingSlide.pushTriangle(Radius*unScaledTexCoords[nPointsOnCircles - 1]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[nPointsOnCircles - 1]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) ); - LeavingSlide.pushTriangle(Radius*unScaledTexCoords[nPointsOnCircles - 1]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) , Radius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) ); - - basegfx::B3DVector axis(randNormVectorInXYPlane()); - EnteringSlide.Operations.push_back( new SRotate( axis , basegfx::B3DVector(0,0,0) , 180, true, Radius/2.0 , (NextRadius + 1)/2.0 ) ); - LeavingSlide.Operations.push_back( new SRotate( axis , basegfx::B3DVector(0,0,0) , 180, true, Radius/2.0 , (NextRadius + 1)/2.0 ) ); - EnteringSlide.Operations.push_back( new SRotate( axis , basegfx::B3DVector(0,0,0) , -180, false,0.0,1.0) ); - - maEnteringSlidePrimitives.push_back(EnteringSlide); - maLeavingSlidePrimitives.push_back(LeavingSlide); - - LastRadius = Radius; - Radius = NextRadius; - NextRadius += dRadius; - } - { - Radius = sqrt(2.0); - Primitive LeavingSlide; - Primitive EnteringSlide; - for(int Side(0); Side < nPointsOnCircles - 1; ++Side) - { - - EnteringSlide.pushTriangle(clamp(Radius*unScaledTexCoords[Side])/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) ); - EnteringSlide.pushTriangle(clamp(Radius*unScaledTexCoords[Side])/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) , clamp(Radius*unScaledTexCoords[Side + 1])/2.0 + basegfx::B2DVector(0.5,0.5) ); - - LeavingSlide.pushTriangle(clamp(Radius*unScaledTexCoords[Side])/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) ); - LeavingSlide.pushTriangle(clamp(Radius*unScaledTexCoords[Side])/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[Side + 1]/2.0 + basegfx::B2DVector(0.5,0.5) , clamp(Radius*unScaledTexCoords[Side + 1])/2.0 + basegfx::B2DVector(0.5,0.5) ); - } - - EnteringSlide.pushTriangle(clamp(Radius*unScaledTexCoords[nPointsOnCircles - 1])/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[nPointsOnCircles - 1]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) ); - EnteringSlide.pushTriangle(clamp(Radius*unScaledTexCoords[nPointsOnCircles - 1])/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) , clamp(Radius*unScaledTexCoords[0])/2.0 + basegfx::B2DVector(0.5,0.5) ); - - LeavingSlide.pushTriangle(clamp(Radius*unScaledTexCoords[nPointsOnCircles - 1])/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[nPointsOnCircles - 1]/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) ); - LeavingSlide.pushTriangle(clamp(Radius*unScaledTexCoords[nPointsOnCircles - 1])/2.0 + basegfx::B2DVector(0.5,0.5) , LastRadius*unScaledTexCoords[0]/2.0 + basegfx::B2DVector(0.5,0.5) , clamp(Radius*unScaledTexCoords[0])/2.0 + basegfx::B2DVector(0.5,0.5) ); - - basegfx::B3DVector axis(randNormVectorInXYPlane()); - EnteringSlide.Operations.push_back( new SRotate( axis , basegfx::B3DVector(0,0,0) , 180, true, (LastRadius + dRadius)/2.0 , 1.0 ) ); - LeavingSlide.Operations.push_back( new SRotate( axis , basegfx::B3DVector(0,0,0) , 180, true, (LastRadius + dRadius)/2.0 , 1.0 ) ); - EnteringSlide.Operations.push_back( new SRotate( axis , basegfx::B3DVector(0,0,0) , -180, false,0.0,1.0) ); - - maEnteringSlidePrimitives.push_back(EnteringSlide); - maLeavingSlidePrimitives.push_back(LeavingSlide); - } -} - -void OGLTransitionImpl::makeHelix( ::sal_uInt16 nRows ) -{ - clear(); - double invN(1.0/static_cast<double>(nRows)); - double iDn = 0.0; - double iPDn = invN; - for(unsigned int i(0); i < nRows; ++i) - { - Primitive Tile; - - Tile.pushTriangle(basegfx::B2DVector( 1.0 , iDn ) , basegfx::B2DVector( 0.0 , iDn ) , basegfx::B2DVector( 0.0 , iPDn )); - - Tile.pushTriangle(basegfx::B2DVector( 1.0 , iPDn ) , basegfx::B2DVector( 1.0 , iDn ) , basegfx::B2DVector( 0.0 , iPDn )); - - Tile.Operations.push_back( new SRotate( basegfx::B3DVector( 0 , 1 , 0 ) , ( Tile.getVertices()[1] + Tile.getVertices()[3] )/2.0 , 180 , - true,min(max(static_cast<double>(i - nRows/2.0)*invN/2.0,0.0),1.0), - min(max(static_cast<double>(i + nRows/2.0)*invN/2.0,0.0),1.0) ) ); - - maLeavingSlidePrimitives.push_back(Tile); - - Tile.Operations.push_back( new SRotate( basegfx::B3DVector( 0 , 1 , 0 ) , ( Tile.getVertices()[1] + Tile.getVertices()[3] )/2.0 , -180 , false,0.0,1.0) ); - - maEnteringSlidePrimitives.push_back(Tile); - - iDn += invN; - iPDn += invN; - } -} - -void OGLTransitionImpl::makeNByMTileFlip( ::sal_uInt16 n, ::sal_uInt16 m ) -{ - clear(); - double invN(1.0/static_cast<double>(n)); - double invM(1.0/static_cast<double>(m)); - double iDn = 0.0; - double iPDn = invN; - for(unsigned int i(0); i < n; ++i) - { - double jDm = 0.0; - double jPDm = invM; - for(unsigned int j(0); j < m; ++j) - { - Primitive Tile; - - Tile.pushTriangle(basegfx::B2DVector( iPDn , jDm ) , basegfx::B2DVector( iDn , jDm ) , basegfx::B2DVector( iDn , jPDm )); - - Tile.pushTriangle(basegfx::B2DVector( iPDn , jPDm ) , basegfx::B2DVector( iPDn , jDm ) , basegfx::B2DVector( iDn , jPDm ));//bottom left corner of tile - - Tile.Operations.push_back( new SRotate( basegfx::B3DVector( 1 , 1 , 0 ) , ( Tile.getVertices()[1] + Tile.getVertices()[3] )/2.0 , 180 , true, iDn*jDm/2.0 , ((iPDn*jPDm)+1.0)/2.0 ) ); - maLeavingSlidePrimitives.push_back(Tile); - Tile.Operations.push_back( new SRotate( basegfx::B3DVector( 1 , 1 , 0 ) , ( Tile.getVertices()[1] + Tile.getVertices()[3] )/2.0 , -180, false, iDn*jDm/2.0 , ((iPDn*jPDm)+1.0)/2.0 ) ); - - maEnteringSlidePrimitives.push_back(Tile); - - jDm += invM; - jPDm += invM; - } - iDn += invN; - iPDn += invN; - } -} - -SRotate::SRotate(const basegfx::B3DVector& Axis,const basegfx::B3DVector& Origin,double Angle, bool bInter, double T0, double T1):axis(Axis),origin(Origin),angle(Angle) -{ - nT0 = T0; - nT1 = T1; - bInterpolate = bInter; -} - -SScale::SScale(const basegfx::B3DVector& Scale,const basegfx::B3DVector& Origin, bool bInter, double T0, double T1):scale(Scale),origin(Origin) -{ - nT0 = T0; - nT1 = T1; - bInterpolate = bInter; -} - -RotateAndScaleDepthByWidth::RotateAndScaleDepthByWidth(const basegfx::B3DVector& Axis,const basegfx::B3DVector& Origin,double Angle, bool bInter, double T0, double T1):axis(Axis),origin(Origin),angle(Angle) -{ - nT0 = T0; - nT1 = T1; - bInterpolate = bInter; -} - -RotateAndScaleDepthByHeight::RotateAndScaleDepthByHeight(const basegfx::B3DVector& Axis,const basegfx::B3DVector& Origin,double Angle, bool bInter, double T0, double T1):axis(Axis),origin(Origin),angle(Angle) -{ - nT0 = T0; - nT1 = T1; - bInterpolate = bInter; -} - - -STranslate::STranslate(const basegfx::B3DVector& Vector, bool bInter, double T0, double T1):vector(Vector) -{ - nT0 = T0; - nT1 = T1; - bInterpolate = bInter; -} - -inline double intervalInter(double t, double T0, double T1) -{ - return ( t - T0 ) / ( T1 - T0 ); -} - -void STranslate::interpolate(double t,double SlideWidthScale,double SlideHeightScale) -{ - if(t <= nT0) - return; - if(!bInterpolate || t > nT1) - t = nT1; - t = intervalInter(t,nT0,nT1); - glTranslated(SlideWidthScale*t*vector.getX(),SlideHeightScale*t*vector.getY(),t*vector.getZ()); -} - -void SRotate::interpolate(double t,double SlideWidthScale,double SlideHeightScale) -{ - if(t <= nT0) - return; - if(!bInterpolate || t > nT1) - t = nT1; - t = intervalInter(t,nT0,nT1); - glTranslated(SlideWidthScale*origin.getX(),SlideHeightScale*origin.getY(),origin.getZ()); - glScaled(SlideWidthScale,SlideHeightScale,1); - glRotated(t*angle,axis.getX(),axis.getY(),axis.getZ()); - glScaled(1/SlideWidthScale,1/SlideHeightScale,1); - glTranslated(-SlideWidthScale*origin.getX(),-SlideHeightScale*origin.getY(),-origin.getZ()); -} - -void SScale::interpolate(double t,double SlideWidthScale,double SlideHeightScale) -{ - if(t <= nT0) - return; - if(!bInterpolate || t > nT1) - t = nT1; - t = intervalInter(t,nT0,nT1); - glTranslated(SlideWidthScale*origin.getX(),SlideHeightScale*origin.getY(),origin.getZ()); - glScaled((1-t) + t*scale.getX(),(1-t) + t*scale.getY(),(1-t) + t*scale.getZ()); - glTranslated(-SlideWidthScale*origin.getX(),-SlideHeightScale*origin.getY(),-origin.getZ()); -} - -void RotateAndScaleDepthByWidth::interpolate(double t,double SlideWidthScale,double SlideHeightScale) -{ - if(t <= nT0) - return; - if(!bInterpolate || t > nT1) - t = nT1; - t = intervalInter(t,nT0,nT1); - glTranslated(SlideWidthScale*origin.getX(),SlideHeightScale*origin.getY(),SlideWidthScale*origin.getZ()); - glRotated(t*angle,axis.getX(),axis.getY(),axis.getZ()); - glTranslated(-SlideWidthScale*origin.getX(),-SlideHeightScale*origin.getY(),-SlideWidthScale*origin.getZ()); -} - -void RotateAndScaleDepthByHeight::interpolate(double t,double SlideWidthScale,double SlideHeightScale) -{ - if(t <= nT0) - return; - if(!bInterpolate || t > nT1) - t = nT1; - t = intervalInter(t,nT0,nT1); - glTranslated(SlideWidthScale*origin.getX(),SlideHeightScale*origin.getY(),SlideHeightScale*origin.getZ()); - glRotated(t*angle,axis.getX(),axis.getY(),axis.getZ()); - glTranslated(-SlideWidthScale*origin.getX(),-SlideHeightScale*origin.getY(),-SlideHeightScale*origin.getZ()); -} - -SEllipseTranslate::SEllipseTranslate(double dWidth, double dHeight, double dStartPosition, double dEndPosition, bool bInter, double T0, double T1) -{ - nT0 = T0; - nT1 = T1; - bInterpolate = bInter; - width = dWidth; - height = dHeight; - startPosition = dStartPosition; - endPosition = dEndPosition; -} - -void SEllipseTranslate::interpolate(double t,double /* SlideWidthScale */,double /* SlideHeightScale */) -{ - if(t <= nT0) - return; - if(!bInterpolate || t > nT1) - t = nT1; - t = intervalInter(t,nT0,nT1); - - double a1, a2, x, y; - a1 = startPosition*2*M_PI; - a2 = (startPosition + t*(endPosition - startPosition))*2*M_PI; - x = width*(cos (a2) - cos (a1))/2; - y = height*(sin (a2) - sin (a1))/2; - - glTranslated(x, 0, y); -} - -STranslate* STranslate::clone() -{ - return new STranslate(*this); -} -SRotate* SRotate::clone() -{ - return new SRotate(*this); -} - -SScale* SScale::clone() -{ - return new SScale(*this); -} - -SEllipseTranslate* SEllipseTranslate::clone() -{ - return new SEllipseTranslate(*this); -} - -RotateAndScaleDepthByWidth* RotateAndScaleDepthByWidth::clone() -{ - return new RotateAndScaleDepthByWidth(*this); -} - -RotateAndScaleDepthByHeight* RotateAndScaleDepthByHeight::clone() -{ - return new RotateAndScaleDepthByHeight(*this); -} - -const Primitive& Primitive::operator=(const Primitive& rvalue) -{ - for(unsigned int i( 0 ); i < rvalue.Operations.size(); ++i) - Operations.push_back(rvalue.Operations[i]->clone()); - for(unsigned int i( 0 ); i < rvalue.Vertices.size(); ++i)//SPEED! use copy or something. this is slow. - Vertices.push_back(rvalue.Vertices[i]); - for(unsigned int i( 0 ); i < rvalue.TexCoords.size(); ++i)//SPEED! use copy or something. this is slow. - TexCoords.push_back(rvalue.TexCoords[i]); - for(unsigned int i( 0 ); i < rvalue.Normals.size(); ++i)//SPEED! use copy or something. this is slow. - Normals.push_back(rvalue.Normals[i]); - return *this; -} - -Primitive::Primitive(const Primitive& rvalue) -{ - for(unsigned int i( 0 ); i < rvalue.Operations.size(); ++i) - Operations.push_back(rvalue.Operations[i]->clone()); - for(unsigned int i( 0 ); i < rvalue.Vertices.size(); ++i)//SPEED! use copy or something. this is slow. - Vertices.push_back(rvalue.Vertices[i]); - for(unsigned int i( 0 ); i < rvalue.TexCoords.size(); ++i)//SPEED! use copy or something. this is slow. - TexCoords.push_back(rvalue.TexCoords[i]); - for(unsigned int i( 0 ); i < rvalue.Normals.size(); ++i)//SPEED! use copy or something. this is slow. - Normals.push_back(rvalue.Normals[i]); -} - -void Primitive::pushTriangle(const basegfx::B2DVector& SlideLocation0,const basegfx::B2DVector& SlideLocation1,const basegfx::B2DVector& SlideLocation2) -{ - vector<basegfx::B3DVector> Verts; - vector<basegfx::B2DVector> Texs; - Verts.reserve(3); - Texs.reserve(3); - - Verts.push_back(basegfx::B3DVector( 2*SlideLocation0.getX() - 1, -2*SlideLocation0.getY() + 1 , 0.0 )); - Verts.push_back(basegfx::B3DVector( 2*SlideLocation1.getX() - 1, -2*SlideLocation1.getY() + 1 , 0.0 )); - Verts.push_back(basegfx::B3DVector( 2*SlideLocation2.getX() - 1, -2*SlideLocation2.getY() + 1 , 0.0 )); - - //figure out if they're facing the correct way, and make them face the correct way. - basegfx::B3DVector Normal( basegfx::cross( Verts[0] - Verts[1] , Verts[1] - Verts[2] ) ); - if(Normal.getZ() >= 0.0)//if the normal is facing us - { - Texs.push_back(SlideLocation0); - Texs.push_back(SlideLocation1); - Texs.push_back(SlideLocation2); - } - else // if the normal is facing away from us, make it face us - { - Texs.push_back(SlideLocation0); - Texs.push_back(SlideLocation2); - Texs.push_back(SlideLocation1); - Verts.clear(); - Verts.push_back(basegfx::B3DVector( 2*SlideLocation0.getX() - 1, -2*SlideLocation0.getY() + 1 , 0.0 )); - Verts.push_back(basegfx::B3DVector( 2*SlideLocation2.getX() - 1, -2*SlideLocation2.getY() + 1 , 0.0 )); - Verts.push_back(basegfx::B3DVector( 2*SlideLocation1.getX() - 1, -2*SlideLocation1.getY() + 1 , 0.0 )); - } - - Vertices.push_back(Verts[0]); - Vertices.push_back(Verts[1]); - Vertices.push_back(Verts[2]); - - TexCoords.push_back(Texs[0]); - TexCoords.push_back(Texs[1]); - TexCoords.push_back(Texs[2]); - - Normals.push_back(basegfx::B3DVector(0,0,1));//all normals always face the screen when untransformed. - Normals.push_back(basegfx::B3DVector(0,0,1));//all normals always face the screen when untransformed. - Normals.push_back(basegfx::B3DVector(0,0,1));//all normals always face the screen when untransformed. -} - -void OGLTransitionImpl::makeDiamond() -{ - mmPrepare = &OGLTransitionImpl::prepareDiamond; - mbUseMipMapLeaving = mbUseMipMapEntering = false; -} - -void OGLTransitionImpl::prepareDiamond( double nTime, double /* SlideWidth */, double /* SlideHeight */, double /* DispWidth */, double /* DispHeight */ ) -{ - Primitive Slide1, Slide2; - - Slide1.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (1,0), basegfx::B2DVector (0,1)); - Slide1.pushTriangle (basegfx::B2DVector (1,0), basegfx::B2DVector (0,1), basegfx::B2DVector (1,1)); - maEnteringSlidePrimitives.push_back (Slide1); - - - if( nTime >= 0.5 ) { - double m = 1 - nTime; - - Slide2.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (m,0), basegfx::B2DVector (0,m)); - Slide2.pushTriangle (basegfx::B2DVector (nTime,0), basegfx::B2DVector (1,0), basegfx::B2DVector (1,m)); - Slide2.pushTriangle (basegfx::B2DVector (1,nTime), basegfx::B2DVector (1,1), basegfx::B2DVector (nTime,1)); - Slide2.pushTriangle (basegfx::B2DVector (0,nTime), basegfx::B2DVector (m,1), basegfx::B2DVector (0,1)); - } else { - double l = 0.5 - nTime; - double h = 0.5 + nTime; - - Slide2.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (1,0), basegfx::B2DVector (0.5,l)); - Slide2.pushTriangle (basegfx::B2DVector (0.5,l), basegfx::B2DVector (1,0), basegfx::B2DVector (h,0.5)); - Slide2.pushTriangle (basegfx::B2DVector (1,0), basegfx::B2DVector (1,1), basegfx::B2DVector (h,0.5)); - Slide2.pushTriangle (basegfx::B2DVector (h,0.5), basegfx::B2DVector (1,1), basegfx::B2DVector (0.5,h)); - Slide2.pushTriangle (basegfx::B2DVector (0.5,h), basegfx::B2DVector (1,1), basegfx::B2DVector (0,1)); - Slide2.pushTriangle (basegfx::B2DVector (l,0.5), basegfx::B2DVector (0.5,h), basegfx::B2DVector (0,1)); - Slide2.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (l,0.5), basegfx::B2DVector (0,1)); - Slide2.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (0.5,l), basegfx::B2DVector (l,0.5)); - } - Slide2.Operations.push_back (new STranslate (basegfx::B3DVector (0, 0, 0.00000001), false, -1, 0)); - maLeavingSlidePrimitives.push_back (Slide2); -} - -void OGLTransitionImpl::makeVenetianBlinds( bool vertical, int parts ) -{ - static double t30 = tan( M_PI/6.0 ); - double n, ln = 0; - double p = 1.0/parts; - - for( int i=0; i<parts; i++ ) { - Primitive Slide; - n = (i + 1)/(double)parts; - if( vertical ) { - Slide.pushTriangle (basegfx::B2DVector (ln,0), basegfx::B2DVector (n,0), basegfx::B2DVector (ln,1)); - Slide.pushTriangle (basegfx::B2DVector (n,0), basegfx::B2DVector (ln,1), basegfx::B2DVector (n,1)); - Slide.Operations.push_back(new RotateAndScaleDepthByWidth(basegfx::B3DVector(0, 1, 0), basegfx::B3DVector(n + ln - 1, 0, -t30*p), -120, true, 0.0, 1.0)); - } else { - Slide.pushTriangle (basegfx::B2DVector (0,ln), basegfx::B2DVector (1,ln), basegfx::B2DVector (0,n)); - Slide.pushTriangle (basegfx::B2DVector (1,ln), basegfx::B2DVector (0,n), basegfx::B2DVector (1,n)); - Slide.Operations.push_back(new RotateAndScaleDepthByHeight(basegfx::B3DVector(1, 0, 0), basegfx::B3DVector(0, 1 - n - ln, -t30*p), -120, true, 0.0, 1.0)); - } - maLeavingSlidePrimitives.push_back (Slide); - - if( vertical ) { - Slide.Operations.push_back(new SRotate(basegfx::B3DVector(0, 1, 0), basegfx::B3DVector(2*n - 1, 0, 0), -60, false, -1, 0)); - Slide.Operations.push_back(new SRotate(basegfx::B3DVector(0, 1, 0), basegfx::B3DVector(n + ln - 1, 0, 0), 180, false, -1, 0)); - } else { - Slide.Operations.push_back(new SRotate(basegfx::B3DVector(1, 0, 0), basegfx::B3DVector(0, 1 - 2*n, 0), -60, false, -1, 0)); - Slide.Operations.push_back(new SRotate(basegfx::B3DVector(1, 0, 0), basegfx::B3DVector(0, 1 - n - ln, 0), 180, false, -1, 0)); - } - maEnteringSlidePrimitives.push_back (Slide); - ln = n; - } -} - -void OGLTransitionImpl::displaySlidesFadeSmoothly( double nTime, ::sal_Int32 glLeavingSlideTex, ::sal_Int32 glEnteringSlideTex, double SlideWidthScale, double SlideHeightScale ) -{ - applyOverallOperations( nTime, SlideWidthScale, SlideHeightScale ); - - glDisable(GL_DEPTH_TEST); - - displaySlide( nTime, glLeavingSlideTex, maLeavingSlidePrimitives, SlideWidthScale, SlideHeightScale ); - - glDisable(GL_LIGHTING); - glEnable(GL_BLEND); - glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); - glColor4f( 1, 1, 1, nTime ); - displaySlide( nTime, glEnteringSlideTex, maEnteringSlidePrimitives, SlideWidthScale, SlideHeightScale ); - glDisable(GL_BLEND); - glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); - glEnable(GL_LIGHTING); - - glEnable(GL_DEPTH_TEST); -} - -void OGLTransitionImpl::makeFadeSmoothly() -{ - Primitive Slide; - - Slide.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (1,0), basegfx::B2DVector (0,1)); - Slide.pushTriangle (basegfx::B2DVector (1,0), basegfx::B2DVector (0,1), basegfx::B2DVector (1,1)); - maLeavingSlidePrimitives.push_back (Slide); - maEnteringSlidePrimitives.push_back (Slide); - - mmDisplaySlides = &OGLTransitionImpl::displaySlidesFadeSmoothly; - mbUseMipMapLeaving = mbUseMipMapEntering = false; -} - -void OGLTransitionImpl::displaySlidesFadeThroughBlack( double nTime, ::sal_Int32 glLeavingSlideTex, ::sal_Int32 glEnteringSlideTex, double SlideWidthScale, double SlideHeightScale ) -{ - applyOverallOperations( nTime, SlideWidthScale, SlideHeightScale ); - - glDisable(GL_DEPTH_TEST); - - glDisable(GL_LIGHTING); - glEnable(GL_BLEND); - glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); - if( nTime < 0.5 ) { - glColor4f( 1, 1, 1, 1 - nTime*2 ); - displaySlide( nTime, glLeavingSlideTex, maLeavingSlidePrimitives, SlideWidthScale, SlideHeightScale ); - } else { - glColor4f( 1, 1, 1, (nTime - 0.5)*2 ); - displaySlide( nTime, glEnteringSlideTex, maEnteringSlidePrimitives, SlideWidthScale, SlideHeightScale ); - } - glDisable(GL_BLEND); - glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); - glEnable(GL_LIGHTING); - - glEnable(GL_DEPTH_TEST); -} - -void OGLTransitionImpl::makeFadeThroughBlack() -{ - Primitive Slide; - - Slide.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (1,0), basegfx::B2DVector (0,1)); - Slide.pushTriangle (basegfx::B2DVector (1,0), basegfx::B2DVector (0,1), basegfx::B2DVector (1,1)); - maLeavingSlidePrimitives.push_back (Slide); - maEnteringSlidePrimitives.push_back (Slide); - - mmDisplaySlides = &OGLTransitionImpl::displaySlidesFadeThroughBlack; - mbUseMipMapLeaving = mbUseMipMapEntering = false; -} - -static const char* basicVertexShader = "\n\ -varying vec2 v_texturePosition;\n\ -\n\ -void main( void )\n\ -{\n\ - gl_Position = ftransform();\n\ - v_texturePosition = gl_MultiTexCoord0.xy;\n\ -}\n\ -"; - -static const char* staticFragmentShader = "\n\ -uniform sampler2D leavingSlideTexture;\n\ -uniform sampler2D enteringSlideTexture;\n\ -uniform sampler2D permTexture;\n\ -uniform float time;\n\ -varying vec2 v_texturePosition;\n\ -\n\ -float snoise(vec2 P) {\n\ -\n\ - return texture2D(permTexture, P).r;\n\ -}\n\ -\n\ -\n\ -#define PART 0.5\n\ -#define START 0.4\n\ -#define END 0.9\n\ -\n\ -void main() {\n\ - float sn = snoise(10.0*v_texturePosition+time*0.07);\n\ - if( time < PART ) {\n\ - float sn1 = snoise(vec2(time*15.0, 20.0*v_texturePosition.y));\n\ - float sn2 = snoise(v_texturePosition);\n\ - if (sn1 > 1.0 - time*time && sn2 < 2.0*time+0.1)\n\ - gl_FragColor = vec4(sn, sn, sn, 1.0);\n\ - else if (time > START )\n\ - gl_FragColor = ((time-START)/(PART - START))*vec4(sn, sn, sn, 1.0) + (1.0 - (time - START)/(PART - START))*texture2D(leavingSlideTexture, v_texturePosition);\n\ - else\n\ - gl_FragColor = texture2D(leavingSlideTexture, v_texturePosition);\n\ - } else if ( time < PART ) {\n\ - gl_FragColor = texture2D(leavingSlideTexture, v_texturePosition);\n\ - } else if ( time > END ) {\n\ - gl_FragColor = ((1.0 - time)/(1.0 - END))*vec4(sn, sn, sn, 1.0) + ((time - END)/(1.0 - END))*texture2D(enteringSlideTexture, v_texturePosition);\n\ - } else \n\ - gl_FragColor = vec4(sn, sn, sn, 1.0);\n\ -}\n\ -"; - -static const char* dissolveFragmentShader = "\n\ -uniform sampler2D leavingSlideTexture;\n\ -uniform sampler2D enteringSlideTexture;\n\ -uniform sampler2D permTexture;\n\ -uniform float time;\n\ -varying vec2 v_texturePosition;\n\ -\n\ -float snoise(vec2 P) {\n\ -\n\ - return texture2D(permTexture, P).r;\n\ -}\n\ -\n\ -void main() {\n\ - float sn = snoise(10.0*v_texturePosition);\n\ - if( sn < time)\n\ - gl_FragColor = texture2D(enteringSlideTexture, v_texturePosition);\n\ - else\n\ - gl_FragColor = texture2D(leavingSlideTexture, v_texturePosition);\n\ -}\n\ -"; - -int permutation256 [256]= { -215, 100, 200, 204, 233, 50, 85, 196, - 71, 141, 122, 160, 93, 131, 243, 234, -162, 183, 36, 155, 4, 62, 35, 205, - 40, 102, 33, 27, 255, 55, 214, 156, - 75, 163, 134, 126, 249, 74, 197, 228, - 72, 90, 206, 235, 17, 22, 49, 169, -227, 89, 16, 5, 117, 60, 248, 230, -217, 68, 138, 96, 194, 170, 136, 10, -112, 238, 184, 189, 176, 42, 225, 212, - 84, 58, 175, 244, 150, 168, 219, 236, -101, 208, 123, 37, 164, 110, 158, 201, - 78, 114, 57, 48, 70, 142, 106, 43, -232, 26, 32, 252, 239, 98, 191, 94, - 59, 149, 39, 187, 203, 190, 19, 13, -133, 45, 61, 247, 23, 34, 20, 52, -118, 209, 146, 193, 222, 18, 1, 152, - 46, 41, 91, 148, 115, 25, 135, 77, -254, 147, 224, 161, 9, 213, 223, 250, -231, 251, 127, 166, 63, 179, 81, 130, -139, 28, 120, 151, 241, 86, 111, 0, - 88, 153, 172, 182, 159, 105, 178, 47, - 51, 167, 65, 66, 92, 73, 198, 211, -245, 195, 31, 220, 140, 76, 221, 186, -154, 185, 56, 83, 38, 165, 109, 67, -124, 226, 132, 53, 229, 29, 12, 181, -121, 24, 207, 199, 177, 113, 30, 80, - 3, 97, 188, 79, 216, 173, 8, 145, - 87, 128, 180, 237, 240, 137, 125, 104, - 15, 242, 119, 246, 103, 143, 95, 144, - 2, 44, 69, 157, 192, 174, 14, 54, -218, 82, 64, 210, 11, 6, 129, 21, -116, 171, 99, 202, 7, 107, 253, 108 -}; - -void initPermTexture(GLuint *texID) -{ - glGenTextures(1, texID); - glBindTexture(GL_TEXTURE_2D, *texID); - - static bool initialized = false; - static unsigned char permutation2D[256*256*4]; - if( !initialized ) { - int x, y; - - for( y=0; y < 256; y++ ) - for( x=0; x < 256; x++ ) - permutation2D[x*4 + y*1024] = permutation256[(y + permutation256[x]) & 0xff]; - - initialized = true; - } - - glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0, GL_RGBA, GL_UNSIGNED_BYTE, permutation2D ); - glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST ); - glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST ); -} - -void OGLTransitionImpl::preparePermShader() -{ -#ifdef GL_VERSION_2_0 - if( mProgramObject ) { - OGLShaders::glUseProgram( mProgramObject ); - - GLint location = OGLShaders::glGetUniformLocation( mProgramObject, "leavingSlideTexture" ); - if( location != -1 ) { - OGLShaders::glUniform1i( location, 0 ); // texture unit 0 - } - - glActiveTexture(GL_TEXTURE1); - if( !maHelperTexture ) - initPermTexture( &maHelperTexture ); - glActiveTexture(GL_TEXTURE0); - - location = OGLShaders::glGetUniformLocation( mProgramObject, "permTexture" ); - if( location != -1 ) { - OGLShaders::glUniform1i( location, 1 ); // texture unit 1 - } - - location = OGLShaders::glGetUniformLocation( mProgramObject, "enteringSlideTexture" ); - if( location != -1 ) { - OGLShaders::glUniform1i( location, 2 ); // texture unit 2 - } - } -#endif -} - -void OGLTransitionImpl::prepareStatic( ::sal_Int32 /* glLeavingSlideTex */, ::sal_Int32 /* glEnteringSlideTex */ ) -{ - mProgramObject = OGLShaders::LinkProgram( basicVertexShader, staticFragmentShader ); - - preparePermShader(); -} - -void OGLTransitionImpl::displaySlidesShaders( double nTime, ::sal_Int32 glLeavingSlideTex, ::sal_Int32 glEnteringSlideTex, - double SlideWidthScale, double SlideHeightScale ) -{ - applyOverallOperations( nTime, SlideWidthScale, SlideHeightScale ); - -#ifdef GL_VERSION_2_0 - if( mProgramObject ) { - GLint location = OGLShaders::glGetUniformLocation( mProgramObject, "time" ); - if( location != -1 ) { - OGLShaders::glUniform1f( location, nTime ); - } - } - - glActiveTexture( GL_TEXTURE2 ); - glBindTexture( GL_TEXTURE_2D, glEnteringSlideTex ); - glActiveTexture( GL_TEXTURE0 ); -#endif - - displaySlide( nTime, glLeavingSlideTex, maLeavingSlidePrimitives, SlideWidthScale, SlideHeightScale ); -} - -void OGLTransitionImpl::makeStatic() -{ - Primitive Slide; - - Slide.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (1,0), basegfx::B2DVector (0,1)); - Slide.pushTriangle (basegfx::B2DVector (1,0), basegfx::B2DVector (0,1), basegfx::B2DVector (1,1)); - maLeavingSlidePrimitives.push_back (Slide); - maEnteringSlidePrimitives.push_back (Slide); - - mmDisplaySlides = &OGLTransitionImpl::displaySlidesShaders; - mmPrepareTransition = &OGLTransitionImpl::prepareStatic; - mbUseMipMapLeaving = mbUseMipMapEntering = false; - - mnRequiredGLVersion = 2.0; -} - -void OGLTransitionImpl::prepareDissolve( ::sal_Int32 /* glLeavingSlideTex */, ::sal_Int32 /* glEnteringSlideTex */ ) -{ - mProgramObject = OGLShaders::LinkProgram( basicVertexShader, dissolveFragmentShader ); - - preparePermShader(); -} - -void OGLTransitionImpl::makeDissolve() -{ - Primitive Slide; - - Slide.pushTriangle (basegfx::B2DVector (0,0), basegfx::B2DVector (1,0), basegfx::B2DVector (0,1)); - Slide.pushTriangle (basegfx::B2DVector (1,0), basegfx::B2DVector (0,1), basegfx::B2DVector (1,1)); - maLeavingSlidePrimitives.push_back (Slide); - maEnteringSlidePrimitives.push_back (Slide); - - mmDisplaySlides = &OGLTransitionImpl::displaySlidesShaders; - mmPrepareTransition = &OGLTransitionImpl::prepareDissolve; - mbUseMipMapLeaving = mbUseMipMapEntering = false; - - mnRequiredGLVersion = 2.0; -} - -void OGLTransitionImpl::makeNewsflash() -{ - Primitive Slide; - - Slide.pushTriangle(basegfx::B2DVector(0,0),basegfx::B2DVector(1,0),basegfx::B2DVector(0,1)); - Slide.pushTriangle(basegfx::B2DVector(1,0),basegfx::B2DVector(0,1),basegfx::B2DVector(1,1)); - Slide.Operations.push_back(new SRotate(basegfx::B3DVector(0,0,1),basegfx::B3DVector(0,0,0),3000,true,0,0.5)); - Slide.Operations.push_back(new SScale(basegfx::B3DVector(0.01,0.01,0.01),basegfx::B3DVector(0,0,0),true,0,0.5)); - Slide.Operations.push_back(new STranslate(basegfx::B3DVector(-10000, 0, 0),false, 0.5, 2)); - maLeavingSlidePrimitives.push_back(Slide); - - Slide.Operations.clear(); - Slide.Operations.push_back(new SRotate(basegfx::B3DVector(0,0,1),basegfx::B3DVector(0,0,0),-3000,true,0.5,1)); - Slide.Operations.push_back(new STranslate(basegfx::B3DVector(-100, 0, 0),false, -1, 1)); - Slide.Operations.push_back(new STranslate(basegfx::B3DVector(100, 0, 0),false, 0.5, 1)); - Slide.Operations.push_back(new SScale(basegfx::B3DVector(0.01,0.01,0.01),basegfx::B3DVector(0,0,0),false,-1,1)); - Slide.Operations.push_back(new SScale(basegfx::B3DVector(100,100,100),basegfx::B3DVector(0,0,0),true,0.5,1)); - maEnteringSlidePrimitives.push_back(Slide); - - OverallOperations.push_back(new SRotate(basegfx::B3DVector(0,0,1),basegfx::B3DVector(0.2,0.2,0),1080,true,0,1)); -} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |