mirror of
https://github.com/AquariaOSE/Aquaria.git
synced 2024-12-25 14:15:46 +00:00
105 lines
2.3 KiB
C++
105 lines
2.3 KiB
C++
/*
|
|
Copyright (C) 2007, 2010 - Bit-Blot
|
|
|
|
This file is part of Aquaria.
|
|
|
|
Aquaria 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, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
#include "Gradient.h"
|
|
#include "Core.h"
|
|
|
|
Gradient::Gradient() : RenderObject()
|
|
{
|
|
autoWidth = autoHeight = 0;
|
|
}
|
|
|
|
void Gradient::onUpdate(float dt)
|
|
{
|
|
RenderObject::onUpdate(dt);
|
|
|
|
if (autoWidth == AUTO_VIRTUALWIDTH)
|
|
{
|
|
scale.x = core->getVirtualWidth();
|
|
}
|
|
|
|
if (autoHeight == AUTO_VIRTUALHEIGHT)
|
|
{
|
|
scale.y = core->getVirtualWidth();
|
|
}
|
|
}
|
|
|
|
void Gradient::makeVertical(Vector c1, Vector c2)
|
|
{
|
|
ulc0 = c1;
|
|
ulc1 = c1;
|
|
ulc2 = c2;
|
|
ulc3 = c2;
|
|
}
|
|
|
|
void Gradient::makeHorizontal(Vector c1, Vector c2)
|
|
{
|
|
ulc0 = c1;
|
|
ulc1 = c2;
|
|
ulc2 = c2;
|
|
ulc3 = c1;
|
|
}
|
|
|
|
void Gradient::onRender()
|
|
{
|
|
#ifdef BBGE_BUILD_DIRECTX
|
|
core->blitD3DGradient
|
|
( ulc0.getD3DColor(alpha.x),
|
|
ulc1.getD3DColor(alpha.x),
|
|
ulc2.getD3DColor(alpha.x),
|
|
ulc3.getD3DColor(alpha.x));
|
|
#endif
|
|
#ifdef BBGE_BUILD_OPENGL
|
|
//glNormal3f(0, 0, 1);
|
|
|
|
glBegin(GL_QUADS);
|
|
//glNormal3f(0, 0, 1);
|
|
|
|
glColor4f(ulc2.x*color.x, ulc2.y*color.y, ulc2.z*color.z, alpha.x);
|
|
glVertex3f(-0.5, 0.5, 0.0f);
|
|
|
|
// 2
|
|
glColor4f(ulc3.x*color.x, ulc3.y*color.y, ulc3.z*color.z, alpha.x);
|
|
glVertex3f( 0.5, 0.5, 0.0f);
|
|
|
|
// 3
|
|
glColor4f(ulc0.x*color.x, ulc0.y*color.y, ulc0.z*color.z, alpha.x);
|
|
glVertex3f( 0.5, -0.5, 0.0f);
|
|
|
|
// 4
|
|
glColor4f(ulc1.x*color.x, ulc1.y*color.y, ulc1.z*color.z, alpha.x);
|
|
glVertex3f(-0.5, -0.5, 0.0f);
|
|
/*
|
|
glColor3f(ulc0.x, ulc0.y, ulc0.z);
|
|
glVertex3f(-0.5, -0.5, 0);
|
|
|
|
glColor3f(ulc1.x, ulc1.y, ulc1.z);
|
|
glVertex3f(0.5, -0.5, 0);
|
|
|
|
glColor3f(ulc2.x, ulc2.y, ulc2.z);
|
|
glVertex3f(0.5, 0.5, 0);
|
|
|
|
glColor3f(ulc3.x, ulc3.y, ulc3.z);
|
|
glVertex3f(-0.5, 0.5, 0);
|
|
*/
|
|
glEnd();
|
|
#endif
|
|
}
|
|
|