kicad/3d-viewer/3d_rendering/raytracing/render_3d_raytrace_ram.cpp

160 lines
4.3 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015-2020 Mario Luzeiro <mrluzeiro@ua.pt>
* Copyright (C) 2024 Alex Shvartzkop <dudesuchamazing@gmail.com>
* Copyright (C) 2015-2024 KiCad Developers, see AUTHORS.txt for contributors.
*
* 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
* of the License, 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 this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "render_3d_raytrace_ram.h"
#include <wx/log.h>
RENDER_3D_RAYTRACE_RAM::RENDER_3D_RAYTRACE_RAM( BOARD_ADAPTER& aAdapter, CAMERA& aCamera ) :
RENDER_3D_RAYTRACE_BASE( aAdapter, aCamera ),
m_outputBuffer( nullptr ),
m_pboDataSize( 0 )
{
}
RENDER_3D_RAYTRACE_RAM::~RENDER_3D_RAYTRACE_RAM()
{
deletePbo();
}
GLubyte* RENDER_3D_RAYTRACE_RAM::GetBuffer()
{
return m_outputBuffer;
}
wxSize RENDER_3D_RAYTRACE_RAM::GetRealBufferSize()
{
return wxSize( m_realBufferSize.x, m_realBufferSize.y );
}
void RENDER_3D_RAYTRACE_RAM::deletePbo()
{
delete[] m_outputBuffer;
m_outputBuffer = nullptr;
}
void RENDER_3D_RAYTRACE_RAM::SetCurWindowSize( const wxSize& aSize )
{
if( m_windowSize != aSize )
{
m_windowSize = aSize;
initPbo();
}
}
bool RENDER_3D_RAYTRACE_RAM::Redraw( bool aIsMoving, REPORTER* aStatusReporter,
REPORTER* aWarningReporter )
{
bool requestRedraw = false;
// Initialize openGL if need
if( !m_canvasInitialized )
{
m_canvasInitialized = true;
//aIsMoving = true;
requestRedraw = true;
// It will assign the first time the windows size, so it will now
// revert to preview mode the first time the Redraw is called
m_oldWindowsSize = m_windowSize;
initializeBlockPositions();
}
std::unique_ptr<BUSY_INDICATOR> busy = CreateBusyIndicator();
// Reload board if it was requested
if( m_reloadRequested )
{
if( aStatusReporter )
aStatusReporter->Report( _( "Loading..." ) );
//aIsMoving = true;
requestRedraw = true;
Reload( aStatusReporter, aWarningReporter, false );
}
// Recalculate constants if windows size was changed
if( m_windowSize != m_oldWindowsSize )
{
m_oldWindowsSize = m_windowSize;
aIsMoving = true;
requestRedraw = true;
initializeBlockPositions();
}
const bool was_camera_changed = m_camera.ParametersChanged();
if( requestRedraw || aIsMoving || was_camera_changed )
m_renderState = RT_RENDER_STATE_MAX; // Set to an invalid state,
// so it will restart again latter
// This will only render if need, otherwise it will redraw the PBO on the screen again
if( aIsMoving || was_camera_changed )
{
// Set head light (camera view light) with the opposite direction of the camera
if( m_cameraLight )
m_cameraLight->SetDirection( -m_camera.GetDir() );
if( m_outputBuffer )
{
renderPreview( m_outputBuffer );
}
}
else
{
if( m_renderState != RT_RENDER_STATE_FINISH )
{
if( m_outputBuffer )
{
render( m_outputBuffer, aStatusReporter );
if( m_renderState != RT_RENDER_STATE_FINISH )
requestRedraw = true;
}
}
}
return requestRedraw;
}
void RENDER_3D_RAYTRACE_RAM::initPbo()
{
deletePbo();
m_pboDataSize = m_realBufferSize.x * m_realBufferSize.y * 4;
m_outputBuffer = new GLubyte[m_pboDataSize]();
}