glUtils.h

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#ifndef GLUTILS_H
#define GLUTILS_H
 
#include <glm/glm.hpp>
 
#include <jGL/OpenGL/gl.h>
 
void subFullBuffer(GLuint & buffer, float * data, GLuint size)
{
    glBindBuffer(GL_ARRAY_BUFFER, buffer);
        glBufferSubData
        (
            GL_ARRAY_BUFFER,
            0,
            sizeof(float)*size,
            data
        );
    glBindBuffer(GL_ARRAY_BUFFER, 0);
}
void subFullBuffer(GLuint & buffer, float * data, GLuint size) {…}
 
void enableBuffer
(
    GLuint & buffer,
    GLuint attribute,
    GLuint size,
    GLuint divisor
)
{
    glBindBuffer(GL_ARRAY_BUFFER, buffer);
        glEnableVertexAttribArray(attribute);
        glVertexAttribPointer
        (
            attribute,
            size,
            GL_FLOAT,
            false,
            size*sizeof(float),
            0
        );
        glVertexAttribDivisor(attribute, divisor);
    glBindBuffer(GL_ARRAY_BUFFER, 0);
}
void enableBuffer {…}
 
void createBuffer
(
    GLuint & buffer,
    const float * data,
    GLuint dataSize,
    int drawType,
    GLuint attribute,
    GLuint size,
    GLuint divisor
)
{
    glBindBuffer(GL_ARRAY_BUFFER, buffer);
        glEnableVertexAttribArray(attribute);
        glBufferData
        (
            GL_ARRAY_BUFFER,
            sizeof(float)*dataSize,
            data,
            drawType
        );
        glVertexAttribPointer
        (
            attribute,
            size,
            GL_FLOAT,
            false,
            size*sizeof(float),
            0
        );
        glVertexAttribDivisor(attribute, divisor);
    glBindBuffer(GL_ARRAY_BUFFER, 0);
}
void createBuffer {…}
 
#endif /* GLUTILS_H */