mirror of
https://github.com/Maschell/libgui.git
synced 2024-11-30 16:44:20 +01:00
87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
/****************************************************************************
|
|
* Copyright (C) 2015 Dimok
|
|
*
|
|
* 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/>.
|
|
****************************************************************************/
|
|
#ifndef __FXAA_SHADER_H_
|
|
#define __FXAA_SHADER_H_
|
|
|
|
#include "VertexShader.h"
|
|
#include "PixelShader.h"
|
|
#include "FetchShader.h"
|
|
|
|
class FXAAShader : public Shader
|
|
{
|
|
public:
|
|
static FXAAShader *instance() {
|
|
if(!shaderInstance) {
|
|
shaderInstance = new FXAAShader();
|
|
}
|
|
return shaderInstance;
|
|
}
|
|
static void destroyInstance() {
|
|
if(shaderInstance) {
|
|
delete shaderInstance;
|
|
shaderInstance = NULL;
|
|
}
|
|
}
|
|
|
|
void setShaders(void) const
|
|
{
|
|
fetchShader->setShader();
|
|
vertexShader.setShader();
|
|
pixelShader.setShader();
|
|
}
|
|
|
|
void setAttributeBuffer() const
|
|
{
|
|
VertexShader::setAttributeBuffer(0, ciPositionVtxsSize, cuVertexAttrSize, posVtxs);
|
|
VertexShader::setAttributeBuffer(1, ciTexCoordsVtxsSize, cuTexCoordAttrSize, texCoords);
|
|
}
|
|
|
|
void setResolution(const glm::vec2 & vec)
|
|
{
|
|
PixelShader::setUniformReg(resolutionLocation, 4, &vec[0]);
|
|
}
|
|
|
|
void setTextureAndSampler(const GX2Texture *texture, const GX2Sampler *sampler) const {
|
|
GX2SetPixelTexture(texture, samplerLocation);
|
|
GX2SetPixelSampler(sampler, samplerLocation);
|
|
}
|
|
|
|
private:
|
|
FXAAShader();
|
|
virtual ~FXAAShader();
|
|
|
|
static const u32 cuAttributeCount = 2;
|
|
static const u32 ciPositionVtxsSize = 4 * cuVertexAttrSize;
|
|
static const u32 ciTexCoordsVtxsSize = 4 * cuTexCoordAttrSize;
|
|
|
|
static FXAAShader *shaderInstance;
|
|
|
|
FetchShader *fetchShader;
|
|
VertexShader vertexShader;
|
|
PixelShader pixelShader;
|
|
|
|
f32 *posVtxs;
|
|
f32 *texCoords;
|
|
|
|
u32 samplerLocation;
|
|
u32 positionLocation;
|
|
u32 texCoordLocation;
|
|
u32 resolutionLocation;
|
|
};
|
|
|
|
#endif // __FXAA_SHADER_H_
|