2013-09-01 14:27:21 +00:00
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/*
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** shader.h
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**
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** This file is part of mkxp.
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**
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** Copyright (C) 2013 Jonas Kulla <Nyocurio@gmail.com>
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**
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** mkxp is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 2 of the License, or
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** (at your option) any later version.
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**
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** mkxp is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with mkxp. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SHADER_H
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#define SHADER_H
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#include "etc-internal.h"
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#include "gl-util.h"
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class FragShader
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{
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public:
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void bind();
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static void unbind();
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protected:
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~FragShader();
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void init(const unsigned char *source, int length);
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void initFromFile(const char *filename);
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void setVec4Uniform(GLint location, const Vec4 &vec);
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2013-09-06 10:26:41 +00:00
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void setTexUniform(GLint location, unsigned unitIndex, TEX::ID texture);
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2013-09-01 14:27:21 +00:00
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GLuint shader;
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GLuint program;
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};
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class TransShader : public FragShader
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{
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public:
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TransShader();
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2013-09-06 10:26:41 +00:00
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void setCurrentScene(TEX::ID tex);
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void setFrozenScene(TEX::ID tex);
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void setTransMap(TEX::ID tex);
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2013-09-01 14:27:21 +00:00
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void setProg(float value);
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void setVague(float value);
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private:
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GLint u_currentScene, u_frozenScene, u_transMap, u_prog, u_vague;
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};
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class SimpleTransShader : public FragShader
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{
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public:
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SimpleTransShader();
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2013-09-06 10:26:41 +00:00
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void setCurrentScene(TEX::ID tex);
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void setFrozenScene(TEX::ID tex);
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2013-09-01 14:27:21 +00:00
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void setProg(float value);
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private:
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GLint u_currentScene, u_frozenScene, u_prog;
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};
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class SpriteShader : public FragShader
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{
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public:
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SpriteShader();
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void resetUniforms();
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void setTone(const Vec4 &value);
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void setColor(const Vec4 &value);
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void setFlash(const Vec4 &value);
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void setOpacity(float value);
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void setBushDepth(float value);
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void setBushOpacity(float value);
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private:
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GLint u_tone, u_opacity, u_color, u_flash, u_bushDepth, u_bushOpacity;
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};
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class HueShader : public FragShader
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{
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public:
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HueShader();
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void setHueAdjust(float value);
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2013-09-06 10:26:41 +00:00
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void setInputTexture(TEX::ID tex);
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2013-09-01 14:27:21 +00:00
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private:
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GLint u_hueAdjust, u_inputTexture;
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};
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/* Bitmap blit */
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class BltShader : public FragShader
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{
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public:
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BltShader();
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void setSource();
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2013-09-06 10:26:41 +00:00
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void setDestination(const TEX::ID value);
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void setDestCoorF(const Vec2 &value);
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void setSubRect(const FloatRect &value);
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void setOpacity(float value);
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private:
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GLint u_source, u_destination, u_subRect, u_opacity;
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};
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#endif // SHADER_H
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