mirror of
https://github.com/TheRedShip/RT_GPU.git
synced 2025-09-27 18:48:36 +02:00
54 lines
2.0 KiB
C++
54 lines
2.0 KiB
C++
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* Buffer.hpp :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: TheRed <TheRed@students.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/02/12 23:45:57 by TheRed #+# #+# */
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/* Updated: 2025/02/12 23:45:57 by TheRed ### ########.fr */
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/* */
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/* ************************************************************************** */
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#ifndef BUFFER_HPP
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# define BUFFER_HPP
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# include "RT.hpp"
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class Buffer
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{
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public:
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enum Type
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{
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SSBO,
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UBO
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};
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Buffer(Type type, GLuint binding_point, GLuint size, const void *data)
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: _type(type), _binding_point(binding_point)
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{
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glGenBuffers(1, &_buffer_id);
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glBindBuffer(_type == SSBO ? GL_SHADER_STORAGE_BUFFER : GL_UNIFORM_BUFFER, _buffer_id);
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glBufferData(_type == SSBO ? GL_SHADER_STORAGE_BUFFER : GL_UNIFORM_BUFFER, size, data, GL_DYNAMIC_DRAW);
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glBindBufferBase(_type == SSBO ? GL_SHADER_STORAGE_BUFFER : GL_UNIFORM_BUFFER, _binding_point, _buffer_id);
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glBindBuffer(_type == SSBO ? GL_SHADER_STORAGE_BUFFER : GL_UNIFORM_BUFFER, 0);
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}
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~Buffer() { glDeleteBuffers(1, &_buffer_id); }
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void update(const void *data, GLuint size)
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{
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glBindBuffer(_type == SSBO ? GL_SHADER_STORAGE_BUFFER : GL_UNIFORM_BUFFER, _buffer_id);
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glBufferSubData(_type == SSBO ? GL_SHADER_STORAGE_BUFFER : GL_UNIFORM_BUFFER, 0, size, data);
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glBindBuffer(_type == SSBO ? GL_SHADER_STORAGE_BUFFER : GL_UNIFORM_BUFFER, 0);
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}
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GLuint getID() const { return _buffer_id; }
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private:
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Type _type;
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GLuint _buffer_id;
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GLuint _binding_point;
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};
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#endif |