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/*
* Copyright (C) 2005-2012 Team XBMC
* http://www.xbmc.org
*
* Test patterns designed by Ofer LaOr - hometheater.co.il
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#include "system.h"
#ifdef HAS_GL
#include "system_gl.h"
#include "GUIWindowTestPatternGL.h"
CGUIWindowTestPatternGL::CGUIWindowTestPatternGL(void) : CGUIWindowTestPattern()
{
}
CGUIWindowTestPatternGL::~CGUIWindowTestPatternGL(void)
{
}
void CGUIWindowTestPatternGL::DrawVerticalLines(int top, int left, int bottom, int right)
{
glBegin(GL_LINES);
glColor3f(1, 1, 1);
for (int i = left; i <= right; i += 2)
{
glVertex2d(i, top);
glVertex2d(i, bottom);
}
glEnd();
}
void CGUIWindowTestPatternGL::DrawHorizontalLines(int top, int left, int bottom, int right)
{
glBegin(GL_LINES);
glColor3f(1, 1, 1);
for (int i = top; i <= bottom; i += 2)
{
glVertex2d(left, i);
glVertex2d(right, i);
}
glEnd();
}
void CGUIWindowTestPatternGL::DrawCheckers(int top, int left, int bottom, int right)
{
glBegin(GL_POINTS);
glColor3f(1, 1, 1);
for (int y = top; y <= bottom; y++)
{
for (int x = left; x <= right; x += 2)
{
if (y % 2 == 0)
glVertex2d(x, y);
else
glVertex2d(x+1, y);
}
}
glEnd();
}
void CGUIWindowTestPatternGL::DrawBouncingRectangle(int top, int left, int bottom, int right)
{
m_bounceX += m_bounceDirectionX;
m_bounceY += m_bounceDirectionY;
if ((m_bounceDirectionX == 1 && m_bounceX + TEST_PATTERNS_BOUNCE_SQUARE_SIZE == right) || (m_bounceDirectionX == -1 && m_bounceX == left))
m_bounceDirectionX = -m_bounceDirectionX;
if ((m_bounceDirectionY == 1 && m_bounceY + TEST_PATTERNS_BOUNCE_SQUARE_SIZE == bottom) || (m_bounceDirectionY == -1 && m_bounceY == top))
m_bounceDirectionY = -m_bounceDirectionY;
glColor3f(1, 1, 1);
glRecti(m_bounceX, m_bounceY, m_bounceX + TEST_PATTERNS_BOUNCE_SQUARE_SIZE, m_bounceY + TEST_PATTERNS_BOUNCE_SQUARE_SIZE);
}
void CGUIWindowTestPatternGL::DrawContrastBrightnessPattern(int top, int left, int bottom, int right)
{
int x5p = (int) (left + (0.05f * (right - left)));
int y5p = (int) (top + (0.05f * (bottom - top)));
int x12p = (int) (left + (0.125f * (right - left)));
int y12p = (int) (top + (0.125f * (bottom - top)));
int x25p = (int) (left + (0.25f * (right - left)));
int y25p = (int) (top + (0.25f * (bottom - top)));
int x37p = (int) (left + (0.375f * (right - left)));
int y37p = (int) (top + (0.375f * (bottom - top)));
int x50p = left + (right - left) / 2;
int y50p = top + (bottom - top) / 2;
int x62p = (int) (left + (0.625f * (right - left)));
int y62p = (int) (top + (0.625f * (bottom - top)));
int x75p = (int) (left + (0.75f * (right - left)));
int y75p = (int) (top + (0.75f * (bottom - top)));
int x87p = (int) (left + (0.875f * (right - left)));
int y87p = (int) (top + (0.875f * (bottom - top)));
int x95p = (int) (left + (0.95f * (right - left)));
int y95p = (int) (top + (0.95f * (bottom - top)));
m_blinkFrame = (m_blinkFrame + 1) % TEST_PATTERNS_BLINK_CYCLE;
// draw main quadrants
glColor3f(1, 1, 1);
glRecti(x50p, top, right, y50p);
glRecti(left, y50p, x50p, bottom);
// draw border lines
glBegin(GL_LINES);
glColor3f(1, 1, 1);
glVertex2d(left, y5p);
glVertex2d(x50p, y5p);
glVertex2d(x5p, top);
glVertex2d(x5p, y50p);
glVertex2d(x50p, y95p);
glVertex2d(right, y95p);
glVertex2d(x95p, y50p);
glVertex2d(x95p, bottom);
glColor3f(0, 0, 0);
glVertex2d(x50p, y5p);
glVertex2d(right, y5p);
glVertex2d(x5p, y50p);
glVertex2d(x5p, bottom);
glVertex2d(left, y95p);
glVertex2d(x50p, y95p);
glVertex2d(x95p, top);
glVertex2d(x95p, y50p);
glEnd();
// draw inner rectangles
glColor3f(1, 1, 1);
glRecti(x12p, y12p, x37p, y37p);
glRecti(x62p, y62p, x87p, y87p);
glColor3f(0, 0, 0);
glRecti(x62p, y12p, x87p, y37p);
glRecti(x12p, y62p, x37p, y87p);
// draw inner circles
if (m_blinkFrame < TEST_PATTERNS_BLINK_CYCLE / 2)
glColor3f(0.05f, 0.05f, 0.05f);
else
glColor3f(0, 0, 0);
DrawCircle(x25p, y75p, (y37p - y12p) / 3);
DrawCircle(x75p, y25p, (y37p - y12p) / 3);
if (m_blinkFrame < TEST_PATTERNS_BLINK_CYCLE / 2)
glColor3f(0.95f, 0.95f, 0.95f);
else
glColor3f(1, 1, 1);
DrawCircle(x25p, y25p, (y37p - y12p) / 3);
DrawCircle(x75p, y75p, (y37p - y12p) / 3);
}
void CGUIWindowTestPatternGL::DrawCircle(int originX, int originY, int radius)
{
float angle;
int vectorX;
int vectorY;
int vectorY1 = originY;
int vectorX1 = originX;
glBegin(GL_TRIANGLES);
for (int i = 0; i <= 360; i++)
{
angle = (float)(((double)i)/57.29577957795135);
vectorX = (int) (originX + (radius*(float)sin((double)angle)));
vectorY = (int) (originY + (radius*(float)cos((double)angle)));
glVertex2d(originX, originY);
glVertex2d(vectorX1, vectorY1);
glVertex2d(vectorX, vectorY);
vectorY1 = vectorY;
vectorX1 = vectorX;
}
glEnd();
}
void CGUIWindowTestPatternGL::BeginRender()
{
glDisable(GL_TEXTURE_2D);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
void CGUIWindowTestPatternGL::EndRender()
{
glEnable(GL_TEXTURE_2D);
}
#endif
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