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96 lines
5.8 KiB
96 lines
5.8 KiB
/*
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* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef SHADERPROGRAM_H
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#define SHADERPROGRAM_H
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#include "shader.h"
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class ShaderProgram
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{
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enum {
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MAX_UNIFORM_LOCATIONS = 30
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};
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public:
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ShaderProgram();
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~ShaderProgram();
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bool addShader(const ShaderPtr& shader);
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bool addShaderFromSourceCode(Shader::ShaderType shaderType, const std::string& sourceCode);
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bool addShaderFromSourceFile(Shader::ShaderType shaderType, const std::string& sourceFile);
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void removeShader(const ShaderPtr& shader);
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void removeAllShaders();
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virtual bool link();
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bool bind();
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void release();
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std::string log();
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void disableAttributeArray(int location) { glDisableVertexAttribArray(location); }
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void enableAttributeArray(int location) { glEnableVertexAttribArray(location); }
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void disableAttributeArray(const char *name) { glDisableVertexAttribArray(getAttributeLocation(name)); }
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void enableAttributeArray(const char *name) { glEnableVertexAttribArray(getAttributeLocation(name)); }
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int getAttributeLocation(const char *name);
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void bindAttributeLocation(int location, const char *name);
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void bindUniformLocation(int location, const char *name);
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void setAttributeArray(int location, const float *values, int size, int stride = 0) { glVertexAttribPointer(location, size, GL_FLOAT, GL_FALSE, stride, values); }
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void setAttributeValue(int location, float value) { glVertexAttrib1f(location, value); }
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void setAttributeValue(int location, float x, float y) { glVertexAttrib2f(location, x, y); }
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void setAttributeValue(int location, float x, float y, float z) { glVertexAttrib3f(location, x, y, z); }
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void setAttributeArray(const char *name, const float *values, int size, int stride = 0) { glVertexAttribPointer(getAttributeLocation(name), size, GL_FLOAT, GL_FALSE, stride, values); }
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void setAttributeValue(const char *name, float value) { glVertexAttrib1f(getAttributeLocation(name), value); }
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void setAttributeValue(const char *name, float x, float y) { glVertexAttrib2f(getAttributeLocation(name), x, y); }
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void setAttributeValue(const char *name, float x, float y, float z) { glVertexAttrib3f(getAttributeLocation(name), x, y, z); }
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void setUniformValue(int location, const Color& color) { glUniform4f(m_uniformLocations[location], color.r() / 255.0f, color.g() / 255.0f, color.b() / 255.0f, color.a() / 255.0f); }
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void setUniformValue(int location, GLint value) { glUniform1i(m_uniformLocations[location], value); }
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void setUniformValue(int location, float value) { glUniform1f(m_uniformLocations[location], value); }
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void setUniformValue(int location, float x, float y) { glUniform2f(m_uniformLocations[location], x, y); }
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void setUniformValue(int location, float x, float y, float z) { glUniform3f(m_uniformLocations[location], x, y, z); }
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void setUniformValue(int location, float x, float y, float z, float w) { glUniform4f(m_uniformLocations[location], x, y, z, w); }
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void setUniformValue(int location, const Matrix2& mat) { glUniformMatrix2fv(m_uniformLocations[location], 1, GL_FALSE, mat.data()); }
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void setUniformValue(int location, const Matrix3& mat) { glUniformMatrix3fv(m_uniformLocations[location], 1, GL_FALSE, mat.data()); }
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void setUniformValue(const char *name, const Color& color) { glUniform4f(glGetUniformLocation(m_programId, name), color.r() / 255.0f, color.g() / 255.0f, color.b() / 255.0f, color.a() / 255.0f); }
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void setUniformValue(const char *name, GLint value) { glUniform1i(glGetUniformLocation(m_programId, name), value); }
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void setUniformValue(const char *name, float value) { glUniform1f(glGetUniformLocation(m_programId, name), value); }
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void setUniformValue(const char *name, float x, float y) { glUniform2f(glGetUniformLocation(m_programId, name), x, y); }
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void setUniformValue(const char *name, float x, float y, float z) { glUniform3f(glGetUniformLocation(m_programId, name), x, y, z); }
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void setUniformValue(const char *name, float x, float y, float z, float w) { glUniform4f(glGetUniformLocation(m_programId, name), x, y, z, w); }
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void setUniformValue(const char *name, const Matrix2& mat) { glUniformMatrix2fv(glGetUniformLocation(m_programId, name), 1, GL_FALSE, mat.data()); }
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void setUniformValue(const char *name, const Matrix3& mat) { glUniformMatrix3fv(glGetUniformLocation(m_programId, name), 1, GL_FALSE, mat.data()); }
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// Point, PointF, Color, Size, SizeF,
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bool isLinked() { return m_linked; }
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GLuint getProgramId() { return m_programId; }
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ShaderList getShaders() { return m_shaders; }
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private:
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bool m_linked;
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GLuint m_programId;
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static GLuint m_currentProgram;
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ShaderList m_shaders;
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std::array<GLint, MAX_UNIFORM_LOCATIONS> m_uniformLocations;
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};
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#endif
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