93 lines
2.1 KiB
C++
93 lines
2.1 KiB
C++
#pragma once
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#include <epoxy/gl.h>
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#include <epoxy/glx.h>
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#include <string>
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namespace endofthejedi {
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template <GLenum T> class BufferObject {
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private:
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GLuint m_name;
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GLvoid *m_mappointer;
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protected:
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public:
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BufferObject();
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~BufferObject();
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void bind();
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void bind(GLuint index, GLintptr offset = 0, GLsizeiptr size = 0);
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void fill(GLenum usage, GLsizei size = 0, GLvoid *data = NULL);
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void subfill(GLintptr offset, GLsizei size, const GLvoid *data);
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void map(GLenum access);
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void unmap();
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};
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typedef BufferObject<GL_ARRAY_BUFFER> VBO;
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typedef BufferObject<GL_ELEMENT_ARRAY_BUFFER> IBO;
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class VAO {
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private:
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GLuint m_name;
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protected:
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public:
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VAO();
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~VAO();
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void bind();
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void fill(GLuint index, GLint size, GLenum type, GLboolean normalized,
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GLsizei stride = 0, const GLvoid *pointer = NULL);
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};
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class Shader {
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private:
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GLuint m_program;
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bool check();
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bool checkShader(GLuint shader);
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protected:
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public:
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Shader();
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~Shader();
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void init(); // call to init when opengl context exists
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void bind();
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void unbind();
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void load(const std::string &data, GLenum shadertype);
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GLuint location(const std::string &name);
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GLuint program();
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};
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}
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#define TBufferObject_(pre, post) \
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template <GLenum T> pre endofthejedi::BufferObject<T>::post
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#define TBufferObject(...) TBufferObject_(__VA_ARGS__)
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TBufferObject(, BufferObject)() { glGenBuffers(1, &m_name); }
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TBufferObject(, ~BufferObject)() { glDeleteBuffers(1, &m_name); }
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TBufferObject(void, bind)() { glBindBuffer(T, m_name); }
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TBufferObject(void, bind)(GLuint index, GLintptr offset, GLsizeiptr size) {
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// todo
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}
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TBufferObject(void, fill)(GLenum usage, GLsizei size, GLvoid *data) {
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glBufferData(T, size, data, usage);
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}
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TBufferObject(void, subfill)(GLintptr offset, GLsizei size,
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const GLvoid *data) {
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glBufferSubData(T, offset, size, data);
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}
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TBufferObject(void, map)(GLenum access) {
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// todo
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}
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TBufferObject(void, unmap)() {
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// todo
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}
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