--- a/hostsupport/hostopenvg/src/src/riContext.cpp Wed Oct 06 17:59:01 2010 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,332 +0,0 @@
-/*------------------------------------------------------------------------
- *
- * OpenVG 1.1 Reference Implementation
- * -----------------------------------
- *
- * Copyright (c) 2007 The Khronos Group Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and /or associated documentation files
- * (the "Materials "), to deal in the Materials without restriction,
- * including without limitation the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Materials,
- * and to permit persons to whom the Materials are furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Materials.
- *
- * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR
- * THE USE OR OTHER DEALINGS IN THE MATERIALS.
- *
- *//**
- * \file
- * \brief Implementation of VGContext functions.
- * \note
- *//*-------------------------------------------------------------------*/
-
-#include "riContext.h"
-
-namespace OpenVGRI
-{
-
-/*-------------------------------------------------------------------*//*!
-* \brief VGContext constructor.
-* \param
-* \return
-* \note
-*//*-------------------------------------------------------------------*/
-
-VGContext::VGContext(VGContext* shareContext) :
- // Mode settings
- m_matrixMode(VG_MATRIX_PATH_USER_TO_SURFACE),
- m_fillRule(VG_EVEN_ODD),
- m_imageQuality(VG_IMAGE_QUALITY_FASTER),
- m_renderingQuality(VG_RENDERING_QUALITY_BETTER),
- m_blendMode(VG_BLEND_SRC_OVER),
- m_imageMode(VG_DRAW_IMAGE_NORMAL),
-
- // Scissor rectangles
- m_scissor(),
-
- // Stroke parameters
- m_strokeLineWidth(1.0f),
- m_inputStrokeLineWidth(1.0f),
- m_strokeCapStyle(VG_CAP_BUTT),
- m_strokeJoinStyle(VG_JOIN_MITER),
- m_strokeMiterLimit(4.0f),
- m_inputStrokeMiterLimit(4.0f),
- m_strokeDashPattern(),
- m_inputStrokeDashPattern(),
- m_strokeDashPhase(0.0f),
- m_inputStrokeDashPhase(0.0f),
- m_strokeDashPhaseReset(VG_FALSE),
-
- // Edge fill color for vgConvolve and pattern paint
- m_tileFillColor(0,0,0,0, Color::sRGBA),
- m_inputTileFillColor(0,0,0,0, Color::sRGBA),
-
- // Color for vgClear
- m_clearColor(0,0,0,0, Color::sRGBA),
- m_inputClearColor(0,0,0,0, Color::sRGBA),
-
- m_glyphOrigin(0.0f, 0.0f),
- m_inputGlyphOrigin(0.0f, 0.0f),
-
- m_masking(VG_FALSE),
- m_scissoring(VG_FALSE),
-
- m_pixelLayout(VG_PIXEL_LAYOUT_UNKNOWN),
-
- m_filterFormatLinear(VG_FALSE),
- m_filterFormatPremultiplied(VG_FALSE),
- m_filterChannelMask(VG_RED|VG_GREEN|VG_BLUE|VG_ALPHA),
-
- // Matrices
- m_pathUserToSurface(),
- m_imageUserToSurface(),
- m_glyphUserToSurface(),
- m_fillPaintToUser(),
- m_strokePaintToUser(),
-
- m_fillPaint(VG_INVALID_HANDLE),
- m_strokePaint(VG_INVALID_HANDLE),
-
- m_colorTransform(VG_FALSE),
- m_colorTransformValues(),
- m_inputColorTransformValues(),
-
- m_error(VG_NO_ERROR),
-
- m_imageManager(NULL),
- m_pathManager(NULL),
- m_paintManager(NULL),
- m_fontManager(NULL),
- m_maskLayerManager(NULL),
-
- m_eglDrawable(NULL)
-{
- if(shareContext)
- {
- m_imageManager = shareContext->m_imageManager;
- m_pathManager = shareContext->m_pathManager;
- m_paintManager = shareContext->m_paintManager;
- m_fontManager = shareContext->m_fontManager;
- m_maskLayerManager = shareContext->m_maskLayerManager;
- }
- else
- {
- try
- {
- m_imageManager = RI_NEW(OpenVGRI::ResourceManager<Image>, ()); //throws bad_alloc
- m_pathManager = RI_NEW(OpenVGRI::ResourceManager<Path>, ()); //throws bad_alloc
- m_paintManager = RI_NEW(OpenVGRI::ResourceManager<Paint>, ()); //throws bad_alloc
- m_fontManager = RI_NEW(OpenVGRI::ResourceManager<Font>, ()); //throws bad_alloc
- m_maskLayerManager = RI_NEW(OpenVGRI::ResourceManager<Surface>, ()); //throws bad_alloc
- }
- catch(std::bad_alloc)
- {
- RI_DELETE(m_imageManager);
- RI_DELETE(m_pathManager);
- RI_DELETE(m_paintManager);
- RI_DELETE(m_fontManager);
- RI_DELETE(m_maskLayerManager);
-
- throw;
- }
- }
- RI_ASSERT(m_imageManager);
- RI_ASSERT(m_pathManager);
- RI_ASSERT(m_paintManager);
- RI_ASSERT(m_fontManager);
- RI_ASSERT(m_maskLayerManager);
-
- m_imageManager->addReference();
- m_pathManager->addReference();
- m_paintManager->addReference();
- m_fontManager->addReference();
- m_maskLayerManager->addReference();
-
- m_inputColorTransformValues[0] = 1.0f;
- m_inputColorTransformValues[1] = 1.0f;
- m_inputColorTransformValues[2] = 1.0f;
- m_inputColorTransformValues[3] = 1.0f;
- m_inputColorTransformValues[4] = 0.0f;
- m_inputColorTransformValues[5] = 0.0f;
- m_inputColorTransformValues[6] = 0.0f;
- m_inputColorTransformValues[7] = 0.0f;
- m_colorTransformValues[0] = 1.0f;
- m_colorTransformValues[1] = 1.0f;
- m_colorTransformValues[2] = 1.0f;
- m_colorTransformValues[3] = 1.0f;
- m_colorTransformValues[4] = 0.0f;
- m_colorTransformValues[5] = 0.0f;
- m_colorTransformValues[6] = 0.0f;
- m_colorTransformValues[7] = 0.0f;
-
-}
-
-/*-------------------------------------------------------------------*//*!
-* \brief VGContext destructor.
-* \param
-* \return
-* \note
-*//*-------------------------------------------------------------------*/
-
-VGContext::~VGContext()
-{
- releasePaint(VG_FILL_PATH | VG_STROKE_PATH);
- setDefaultDrawable(NULL);
-
- //destroy own images, paths and paints
- while(Image* i = m_imageManager->getFirstResource(this))
- m_imageManager->removeResource(i);
- while(Path* p = m_pathManager->getFirstResource(this))
- m_pathManager->removeResource(p);
- while(Paint* t = m_paintManager->getFirstResource(this))
- m_paintManager->removeResource(t);
- while(Font* t = m_fontManager->getFirstResource(this))
- m_fontManager->removeResource(t);
- while(Surface* t = m_maskLayerManager->getFirstResource(this))
- m_maskLayerManager->removeResource(t);
-
- //decrease the reference count of resource managers
- if(!m_imageManager->removeReference())
- RI_DELETE(m_imageManager);
- if(!m_pathManager->removeReference())
- RI_DELETE(m_pathManager);
- if(!m_paintManager->removeReference())
- RI_DELETE(m_paintManager);
- if(!m_fontManager->removeReference())
- RI_DELETE(m_fontManager);
- if(!m_maskLayerManager->removeReference())
- RI_DELETE(m_maskLayerManager);
-}
-
-/*-------------------------------------------------------------------*//*!
-* \brief Sets new default drawable.
-* \param drawable New drawable or NULL when context is unbound
-* \return
-* \note
-*//*-------------------------------------------------------------------*/
-
-void VGContext::setDefaultDrawable(Drawable* drawable)
-{
- if(m_eglDrawable)
- {
- if(!m_eglDrawable->removeReference())
- RI_DELETE(m_eglDrawable);
- }
- m_eglDrawable = drawable;
- if(m_eglDrawable)
- {
- m_eglDrawable->addReference();
- }
-}
-
-/*-------------------------------------------------------------------*//*!
-* \brief Returns true if the given image is generated through any
-* context that is shared with this one.
-* \param
-* \return
-* \note
-*//*-------------------------------------------------------------------*/
-
-bool VGContext::isValidImage(VGImage image)
-{
- return m_imageManager->isValid((Image*)image);
-}
-
-/*-------------------------------------------------------------------*//*!
-* \brief Returns true if the given path is generated through any
-* context that is shared with this one.
-* \param
-* \return
-* \note
-*//*-------------------------------------------------------------------*/
-
-bool VGContext::isValidPath(VGPath path)
-{
- return m_pathManager->isValid((Path*)path);
-}
-
-/*-------------------------------------------------------------------*//*!
-* \brief Returns true if the given paint is generated through any
-* context that is shared with this one.
-* \param
-* \return
-* \note
-*//*-------------------------------------------------------------------*/
-
-bool VGContext::isValidPaint(VGPaint paint)
-{
- return m_paintManager->isValid((Paint*)paint);
-}
-
-/*-------------------------------------------------------------------*//*!
-* \brief Returns true if the given font is generated through any
-* context that is shared with this one.
-* \param
-* \return
-* \note
-*//*-------------------------------------------------------------------*/
-
-bool VGContext::isValidFont(VGFont font)
-{
- return m_fontManager->isValid((Font*)font);
-}
-
-/*-------------------------------------------------------------------*//*!
-* \brief Returns true if the given mask layer is generated through any
-* context that is shared with this one.
-* \param
-* \return
-* \note
-*//*-------------------------------------------------------------------*/
-
-bool VGContext::isValidMaskLayer(VGMaskLayer layer)
-{
- return m_maskLayerManager->isValid((Surface*)layer);
-}
-
-/*-------------------------------------------------------------------*//*!
-* \brief Releases the given paint objects of the context.
-* \param
-* \return
-* \note
-*//*-------------------------------------------------------------------*/
-
-void VGContext::releasePaint(VGbitfield paintModes)
-{
- if(paintModes & VG_FILL_PATH)
- {
- //release previous paint
- Paint* prev = (Paint*)m_fillPaint;
- if(prev)
- {
- if(!prev->removeReference())
- RI_DELETE(prev);
- }
- m_fillPaint = VG_INVALID_HANDLE;
- }
- if(paintModes & VG_STROKE_PATH)
- {
- //release previous paint
- Paint* prev = (Paint*)m_strokePaint;
- if(prev)
- {
- if(!prev->removeReference())
- RI_DELETE(prev);
- }
- m_strokePaint = VG_INVALID_HANDLE;
- }
-}
-
-//==============================================================================================
-
-} //namespace OpenVGRI