109 lines
2.4 KiB
C++
109 lines
2.4 KiB
C++
/**
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*******************************************************************************
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* @file ewolOObject2DColored.cpp
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* @brief ewol OpenGl Object system (Sources)
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* @author Edouard DUPIN
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* @date 09/11/2011
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* @par Project
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* ewol
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*
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* @par Copyright
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* Copyright 2011 Edouard DUPIN, all right reserved
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*
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* This software is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY.
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*
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* Licence summary :
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* You can modify and redistribute the sources code and binaries.
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* You can send me the bug-fix
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*
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* Term of the licence in in the file licence.txt.
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*
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*******************************************************************************
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*/
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#include <ewolOObject2DColored.h>
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#include <GL/gl.h>
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#undef __class__
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#define __class__ "ewol::OObject2DColored"
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void ewol::OObject2DColored::Draw(void)
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{
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if (m_coord.Size()<=0) {
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return;
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}
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// Enable Pointers
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glEnableClientState( GL_VERTEX_ARRAY );
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glEnableClientState( GL_COLOR_ARRAY );
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// Set the vertex pointer to our vertex data
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glVertexPointer(2, GL_FLOAT, 0, &m_coord[0] );
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glColorPointer(4, GL_FLOAT, 0, &m_coordColor[0] );
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// Render : draw all of the triangles at once
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glDrawArrays( GL_TRIANGLES, 0, m_coord.Size());
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//glDrawElements( GL_TRIANGLES, 0, m_coord.Size());
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//EWOL_DEBUG("Draw ..." << m_coord.Size()/3 << " triangle(s)");
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// Disable Pointers
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glDisableClientState( GL_COLOR_ARRAY );
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glDisableClientState( GL_VERTEX_ARRAY );
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}
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void ewol::OObject2DColored::Rectangle(float x, float y, float w, float h, float red, float green, float blue, float alpha)
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{
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//EWOL_DEBUG("Add rectangle : ...");
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coord2D_ts point;
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color_ts color;
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color.red = red;
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color.green = green;
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color.blue = blue;
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color.alpha = alpha;
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point.x = x;
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point.y = y + h;
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m_coord.PushBack(point);
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m_coordColor.PushBack(color);
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point.x = x;
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point.y = y;
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m_coord.PushBack(point);
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m_coordColor.PushBack(color);
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point.x = x + w;
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point.y = y;
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m_coord.PushBack(point);
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m_coordColor.PushBack(color);
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m_coord.PushBack(point);
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m_coordColor.PushBack(color);
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point.x = x + w;
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point.y = y + h;
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m_coord.PushBack(point);
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m_coordColor.PushBack(color);
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point.x = x;
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point.y = y + h;
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m_coord.PushBack(point);
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m_coordColor.PushBack(color);
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}
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void ewol::OObject2DColored::UpdateOrigin(float x, float y)
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{
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for (int32_t iii=0; iii<m_coord.Size(); iii++) {
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m_coord[iii].x += x;
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m_coord[iii].y += y;
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}
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}
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