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111 lines
3.6 KiB
111 lines
3.6 KiB
/*
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* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "coordsbuffer.h"
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void CoordsBuffer::clear()
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{
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m_destRects.reset();
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m_srcRects.reset();
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m_textureCoords.clear();
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m_vertices.clear();
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m_updateCache = true;
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}
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void CoordsBuffer::addRect(const Rect& dest)
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{
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m_destRects << dest;
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m_updateCache = true;
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}
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void CoordsBuffer::addRect(const Rect& dest, const Rect& src)
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{
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m_destRects << dest;
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m_srcRects << src;
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m_updateCache = true;
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}
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void CoordsBuffer::addBoudingRect(const Rect& dest, int innerLineWidth)
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{
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int left = dest.left();
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int right = dest.right();
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int top = dest.top();
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int bottom = dest.bottom();
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int width = dest.width();
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int height = dest.height();
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int w = innerLineWidth;
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addRect(Rect(left, top, width - w, w)); // top
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addRect(Rect(right - w + 1, top, w, height - w)); // right
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addRect(Rect(left + w, bottom - w + 1, width - w, w)); // bottom
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addRect(Rect(left, top + w, w, height - w)); // left
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m_updateCache = true;
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}
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void CoordsBuffer::addRepeatedRects(const Rect& dest, const Rect& src)
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{
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if(dest.isEmpty() || src.isEmpty())
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return;
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Rect virtualDest(0, 0, dest.size());
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for(int y = 0; y <= virtualDest.height(); y += src.height()) {
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for(int x = 0; x <= virtualDest.width(); x += src.width()) {
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Rect partialDest(x, y, src.size());
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Rect partialSrc(src);
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// partialCoords to screenCoords bottomRight
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if(partialDest.bottom() > virtualDest.bottom()) {
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partialSrc.setBottom(partialSrc.bottom() + (virtualDest.bottom() - partialDest.bottom()));
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partialDest.setBottom(virtualDest.bottom());
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}
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if(partialDest.right() > virtualDest.right()) {
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partialSrc.setRight(partialSrc.right() + (virtualDest.right() - partialDest.right()));
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partialDest.setRight(virtualDest.right());
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}
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partialDest.translate(dest.topLeft());
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m_destRects << partialDest;
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m_srcRects << partialSrc;
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}
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}
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m_updateCache = true;
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}
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void CoordsBuffer::cacheVertexArrays()
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{
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if(!m_updateCache)
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return;
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int numDestRects = m_destRects.size();
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int numSrcRects = m_srcRects.size();
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m_vertices.clear();
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m_textureCoords.clear();
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for(register int i=0;i<numDestRects;++i) {
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m_vertices.addRect(m_destRects[i]);
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if(numSrcRects == numDestRects)
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m_textureCoords.addRect(m_srcRects[i]);
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}
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m_updateCache = false;
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}
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