VertexBuffer::VertexBuffer(RenderContext* rc, const VertexDeclaration& decl,
const BinaryDataStorage& data, BufferDrawType vertexDrawType, const std::string& aName) :
APIObject(aName), _rc(rc), _decl(decl), _drawType(vertexDrawType)
{
GLuint buffer = 0;
glGenBuffers(1, &buffer);
setAPIHandle(buffer);
setData(data.data(), data.dataSize());
}
void Renderer::readFramebufferData(const vec2i& size, TextureFormat format, DataType dataType, BinaryDataStorage& data)
{
ET_ASSERT((8 * data.size()) >= (size.square() * bitsPerPixelForTextureFormat(format, dataType)));
glReadPixels(0, 0, size.x, size.y, textureFormatValue(format), dataTypeValue(dataType), data.data());
checkOpenGLError("glReadPixels");
}