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create generic gl::buffer, rebase gl::ubo onto it

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This commit is contained in:
milek7
2018-10-21 00:16:02 +02:00
parent e3cfa2acbe
commit 7c9c19908a
5 changed files with 117 additions and 23 deletions
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20
gl/ubo.cpp
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@@ -3,31 +3,17 @@
gl::ubo::ubo(int size, int idx, GLenum hint)
{
glGenBuffers(1, *this);
bind();
glBufferData(GL_UNIFORM_BUFFER, size, nullptr, hint);
allocate(buffer::UNIFORM_BUFFER, size, hint);
index = idx;
bind_uniform();
}
void gl::ubo::bind_uniform()
{
glBindBufferBase(GL_UNIFORM_BUFFER, index, *this);
active = this;
}
gl::ubo::~ubo()
{
glDeleteBuffers(1, *this);
}
void gl::ubo::bind(GLuint i)
{
glBindBuffer(GL_UNIFORM_BUFFER, i);
bind_base(buffer::UNIFORM_BUFFER, index);
}
void gl::ubo::update(const uint8_t *data, int offset, int size)
{
bind();
glBufferSubData(GL_UNIFORM_BUFFER, offset, size, data);
upload(buffer::UNIFORM_BUFFER, data, offset, size);
}