ssdfasd
fee738b0b9
- Relocated OpenGLDevice, OpenGLShader, OpenGLBuffer, OpenGLVertexArray, OpenGLTexture to engine/ - Updated engine/CMakeLists.txt to include OpenGL backend source files - Updated tests/OpenGL/CMakeLists.txt to use engine backend - Added OpenGLTexture class implementation
62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
#define GLFW_INCLUDE_NONE
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#include "XCEngine/RHI/OpenGL/OpenGLBuffer.h"
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#include <glad/glad.h>
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#include <GLFW/glfw3.h>
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namespace XCEngine {
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namespace RHI {
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OpenGLBuffer::OpenGLBuffer()
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: m_buffer(0)
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, m_size(0)
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, m_isIndexBuffer(false) {
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}
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OpenGLBuffer::~OpenGLBuffer() {
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Shutdown();
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}
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bool OpenGLBuffer::InitializeVertexBuffer(const void* data, size_t size) {
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glGenBuffers(1, &m_buffer);
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glBindBuffer(GL_ARRAY_BUFFER, m_buffer);
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glBufferData(GL_ARRAY_BUFFER, size, data, GL_STATIC_DRAW);
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m_size = size;
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m_isIndexBuffer = false;
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return true;
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}
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bool OpenGLBuffer::InitializeIndexBuffer(const void* data, size_t size) {
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glGenBuffers(1, &m_buffer);
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glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_buffer);
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glBufferData(GL_ELEMENT_ARRAY_BUFFER, size, data, GL_STATIC_DRAW);
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m_size = size;
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m_isIndexBuffer = true;
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return true;
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}
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void OpenGLBuffer::Shutdown() {
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if (m_buffer) {
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glDeleteBuffers(1, &m_buffer);
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m_buffer = 0;
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}
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}
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void OpenGLBuffer::Bind() const {
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if (m_isIndexBuffer) {
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glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_buffer);
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} else {
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glBindBuffer(GL_ARRAY_BUFFER, m_buffer);
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}
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}
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void OpenGLBuffer::Unbind() const {
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if (m_isIndexBuffer) {
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glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
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} else {
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glBindBuffer(GL_ARRAY_BUFFER, 0);
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}
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}
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} // namespace RHI
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} // namespace XCEngine
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