mirror of
https://github.com/wiiu-env/libgui.git
synced 2024-11-15 04:45:06 +01:00
89 lines
2.8 KiB
C++
89 lines
2.8 KiB
C++
/****************************************************************************
|
|
* Copyright (C) 2016,2017 Maschell
|
|
*
|
|
* 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 3 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, see <http://www.gnu.org/licenses/>.
|
|
****************************************************************************/
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <dynamic_libs/gx2_functions.h>
|
|
#include "video/shaders/ColorShader.h"
|
|
#include "video/shaders/FXAAShader.h"
|
|
#include "video/shaders/Shader3D.h"
|
|
#include "video/shaders/ShaderFractalColor.h"
|
|
#include "video/shaders/Texture2DShader.h"
|
|
#include "CursorDrawer.h"
|
|
|
|
CursorDrawer *CursorDrawer::instance = NULL;
|
|
|
|
CursorDrawer::CursorDrawer()
|
|
{
|
|
init_colorVtxs();
|
|
}
|
|
|
|
CursorDrawer::~CursorDrawer()
|
|
{
|
|
//! destroy shaders
|
|
ColorShader::destroyInstance();
|
|
FXAAShader::destroyInstance();
|
|
Shader3D::destroyInstance();
|
|
ShaderFractalColor::destroyInstance();
|
|
Texture2DShader::destroyInstance();
|
|
if(this->colorVtxs){
|
|
free(this->colorVtxs);
|
|
this->colorVtxs = NULL;
|
|
}
|
|
}
|
|
|
|
void CursorDrawer::init_colorVtxs(){
|
|
if(!this->colorVtxs){
|
|
this->colorVtxs = (u8*)memalign(0x40, sizeof(u8) * 16);
|
|
if(this->colorVtxs == NULL) return;
|
|
|
|
}
|
|
memset(this->colorVtxs,0xFF,16*sizeof(u8));
|
|
|
|
GX2Invalidate(GX2_INVALIDATE_CPU_ATTRIB_BUFFER, this->colorVtxs, 16 * sizeof(u8));
|
|
}
|
|
|
|
// Could be improved. It be more generic.
|
|
void CursorDrawer::draw_Cursor(f32 x,f32 y)
|
|
{
|
|
if(this->colorVtxs == NULL){
|
|
init_colorVtxs();
|
|
return;
|
|
}
|
|
|
|
f32 widthScaleFactor = 1.0f / (f32)1280;
|
|
f32 heightScaleFactor = 1.0f / (f32)720;
|
|
|
|
s32 width = 20;
|
|
|
|
glm::vec3 positionOffsets = glm::vec3(0.0f);
|
|
|
|
positionOffsets[0] = (x-((1280)/2)+(width/2)) * widthScaleFactor * 2.0f;
|
|
positionOffsets[1] = -(y-((720)/2)+(width/2)) * heightScaleFactor * 2.0f;
|
|
|
|
glm::vec3 scale(width*widthScaleFactor,width*heightScaleFactor,1.0f);
|
|
|
|
ColorShader::instance()->setShaders();
|
|
ColorShader::instance()->setAttributeBuffer(this->colorVtxs, NULL, 4);
|
|
ColorShader::instance()->setAngle(0);
|
|
ColorShader::instance()->setOffset(positionOffsets);
|
|
ColorShader::instance()->setScale(scale);
|
|
ColorShader::instance()->setColorIntensity(glm::vec4(1.0f));
|
|
ColorShader::instance()->draw(GX2_PRIMITIVE_QUADS, 4);
|
|
}
|