void VertexBuffer::DrawArraysInstanced(GLenum mode, GLint first, GLsizei count, GLsizei instanceCount)
{
ProgramObject *p = rc->GetCurProgram();
if (p) p->updateMatrices();
Bind();
glDrawArraysInstanced(mode, first, count, instanceCount);
}
void VertexBuffer::DrawElementsInstanced(GLenum mode, GLsizei count,
GLenum type, GLsizei instanceCount, int offset)
{
ProgramObject *p = rc->GetCurProgram();
if (p) p->updateMatrices();
Bind();
glDrawElementsInstanced(mode, count, type, (void *)offset, instanceCount);
}
void VertexBuffer::DrawElements(GLenum mode, GLsizei count, GLenum type, int offset)
{
ProgramObject *p = rc->GetCurProgram();
if (p) p->updateMatrices();
if (GLEW_ARB_vertex_buffer_object) {
Bind();
glDrawElements(mode, count, type, (void *)offset);
}
else {
glDrawElements(mode, count, type, ptr->data + offset);
}
}
