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93 lines
2.3 KiB
93 lines
2.3 KiB
#pragma once
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#include <string>
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#include <fstream>
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#include <sstream>
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#include <iostream>
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#include <glm.hpp>
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#include "opengl.h"
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class Shader {
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private:
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// Members
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GLuint m_programID;
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// Checks if compilation or linking failed and if so, print the error logs
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int checkCompileErrors(GLuint object, std::string type);
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public:
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Shader()
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{
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m_programID = 0;
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}
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~Shader()
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{
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if (0 != m_programID)
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glDeleteShader(m_programID);
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}
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// Inits with two file paths
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// TODO: Remove this once a resource manager is done
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int initShader(const std::string vertexPath, const std::string fragmentPath, const std::string geometryPath = std::string());
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// Compiles the shader from given source code
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// Note: geometry source code is optional
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int compile(const char *vertexSource, const char *fragmentSource, const char *geometrySource = nullptr);
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// Return the program ID
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inline GLuint ID()
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{
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return m_programID;
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}
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// sets the current shader as active
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inline void use()
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{
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glUseProgram(this->ID());
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}
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// Utility functions
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/*inline void setFloat(const GLchar *name, GLfloat value)
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{
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glUniform1f(glGetUniformLocation(this->ID(), name), value);
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}
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inline void setInt(const GLchar *name, GLint value)
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{
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glUniform1i(glGetUniformLocation(this->ID(), name), value);
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}
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inline void setVector2f(const GLchar *name, GLfloat x, GLfloat y)
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{
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glUniform2f(glGetUniformLocation(this->ID(), name), x, y);
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}
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inline void setVector2f(const GLchar *name, const glm::vec2 &value)
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{
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glUniform2f(glGetUniformLocation(this->ID(), name), value.x, value.y);
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}
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inline void setVector3f(const GLchar *name, GLfloat x, GLfloat y, GLfloat z)
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{
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glUniform3f(glGetUniformLocation(this->ID(), name), x, y, z);
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}
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inline void setVector3f(const GLchar *name, const glm::vec3 &value)
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{
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glUniform3f(glGetUniformLocation(this->ID(), name), value.x, value.y, value.z);
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}
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inline void setVector4f(const GLchar *name, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
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{
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glUniform4f(glGetUniformLocation(this->ID(), name), x, y, z, w);
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}
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inline void setVector4f(const GLchar *name, const glm::vec4 &value)
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{
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glUniform4f(glGetUniformLocation(this->ID(), name), value.x, value.y, value.z, value.w);
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}
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inline void setMatrix4(const GLchar *name, const glm::mat4 &matrix)
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{
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glUniformMatrix4fv(glGetUniformLocation(this->ID(), name), 1, GL_FALSE, glm::value_ptr(matrix));
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}*/
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};
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