X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fbufferable.cpp;h=3178e0adefa38f72e2d8aa22ecbae6769c50cdc7;hp=5c7cb9e0891a74a753987dd32735a128228c6def;hb=HEAD;hpb=bd3e61a3d71a527b7b87197c2f52c5cf342aba81 diff --git a/source/bufferable.cpp b/source/bufferable.cpp deleted file mode 100644 index 5c7cb9e0..00000000 --- a/source/bufferable.cpp +++ /dev/null @@ -1,89 +0,0 @@ -#include -#include "buffer.h" -#include "bufferable.h" - -using namespace std; - -namespace Msp { -namespace GL { - -Bufferable::Bufferable(): - buffer(0), - buffer_offset(0), - next_in_buffer(0), - prev_in_buffer(0), - dirty(false) -{ } - -Bufferable::~Bufferable() -{ - unlink_from_buffer(); -} - -void Bufferable::use_buffer(Buffer *buf, Bufferable *prev) -{ - if(prev && buf!=prev->buffer) - throw invalid_argument("Bufferable::use_buffer"); - - if(buffer) - unlink_from_buffer(); - - buffer = buf; - if(buffer) - { - prev_in_buffer = prev; - if(prev_in_buffer) - prev_in_buffer->next_in_buffer = this; - } - - update_buffer_offsets(); -} - -void Bufferable::unlink_from_buffer() -{ - if(prev_in_buffer) - prev_in_buffer->next_in_buffer = next_in_buffer; - if(next_in_buffer) - { - next_in_buffer->prev_in_buffer = prev_in_buffer; - next_in_buffer->update_buffer_offsets(); - } - prev_in_buffer = 0; - next_in_buffer = 0; -} - -void Bufferable::update_buffer_offsets() -{ - unsigned offset = 0; - if(prev_in_buffer) - offset = prev_in_buffer->buffer_offset+prev_in_buffer->get_data_size(); - - if(offset!=buffer_offset) - { - buffer_offset = offset; - dirty = true; - } - - if(next_in_buffer) - next_in_buffer->update_buffer_offsets(); -} - -void Bufferable::update_buffer_data() const -{ - const Bufferable *first = this; - for(; first->prev_in_buffer; first=first->prev_in_buffer) ; - - unsigned total_size = 0; - for(const Bufferable *b=first; b; b=b->next_in_buffer) - total_size += b->get_data_size(); - - buffer->data(total_size, 0); - for(const Bufferable *b=first; b; b=b->next_in_buffer) - { - buffer->sub_data(b->buffer_offset, b->get_data_size(), b->get_data()); - b->dirty = false; - } -} - -} // namespace GL -} // namespace Msp