mirror of
https://github.com/panda3d/panda3d.git
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151 lines
4.7 KiB
C++
151 lines
4.7 KiB
C++
////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#include "osxGraphicsBuffer.h"
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#include "osxGraphicsStateGuardian.h"
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#include "config_osxdisplay.h"
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#include "osxGraphicsPipe.h"
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#include "graphicsPipe.h"
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#include "glgsg.h"
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#include "pStatTimer.h"
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TypeHandle osxGraphicsBuffer::_type_handle;
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////////////////////////////////////////////////////////////////////
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// Function: osxGraphicsBuffer::Constructor
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// Access: Public
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// Description:
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////////////////////////////////////////////////////////////////////
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osxGraphicsBuffer::
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osxGraphicsBuffer(GraphicsEngine *engine, GraphicsPipe *pipe,
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const string &name,
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const FrameBufferProperties &fb_prop,
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const WindowProperties &win_prop,
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int flags,
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GraphicsStateGuardian *gsg,
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GraphicsOutput *host) :
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GraphicsBuffer(engine, pipe, name, fb_prop, win_prop, flags, gsg, host)
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{
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osxGraphicsPipe *osx_pipe;
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DCAST_INTO_V(osx_pipe, _pipe);
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_screenshot_buffer_type = _draw_buffer_type;
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}
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////////////////////////////////////////////////////////////////////
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// Function: osxGraphicsBuffer::Destructor
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// Access: Public, Virtual
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// Description:
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////////////////////////////////////////////////////////////////////
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osxGraphicsBuffer::
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~osxGraphicsBuffer() {
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}
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////////////////////////////////////////////////////////////////////
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// Function: osxGraphicsBuffer::begin_frame
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// Access: Public, Virtual
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// Description: This function will be called within the draw thread
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// before beginning rendering for a given frame. It
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// should do whatever setup is required, and return true
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// if the frame should be rendered, or false if it
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// should be skipped.
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////////////////////////////////////////////////////////////////////
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bool osxGraphicsBuffer::
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begin_frame(FrameMode mode, Thread *current_thread) {
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PStatTimer timer(_make_current_pcollector);
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begin_frame_spam(mode);
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if (_gsg == (GraphicsStateGuardian *)NULL) {
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return false;
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}
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osxGraphicsStateGuardian *osxgsg;
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DCAST_INTO_R(osxgsg, _gsg, false);
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// osxMakeCurrent(_display, _pbuffer, osxgsg->_context);
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osxgsg->reset_if_new();
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if (mode == FM_render)
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{
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for (int i=0; i<count_textures(); i++) {
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if (get_rtm_mode(i) == RTM_bind_or_copy) {
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_textures[i]._rtm_mode = RTM_copy_texture;
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}
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}
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clear_cube_map_selection();
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}
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_gsg->set_current_properties(&get_fb_properties());
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return _gsg->begin_frame(current_thread);
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}
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////////////////////////////////////////////////////////////////////
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// Function: osxGraphicsBuffer::end_frame
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// Access: Public, Virtual
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// Description: This function will be called within the draw thread
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// after rendering is completed for a given frame. It
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// should do whatever finalization is required.
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////////////////////////////////////////////////////////////////////
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void osxGraphicsBuffer::
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end_frame(FrameMode mode, Thread *current_thread) {
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end_frame_spam(mode);
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nassertv(_gsg != (GraphicsStateGuardian *)NULL);
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if (mode == FM_render)
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{
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copy_to_textures();
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}
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_gsg->end_frame(current_thread);
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if (mode == FM_render) {
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trigger_flip();
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if (_one_shot) {
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prepare_for_deletion();
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}
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clear_cube_map_selection();
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}
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}
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////////////////////////////////////////////////////////////////////
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// Function: osxGraphicsBuffer::close_buffer
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// Access: Protected, Virtual
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// Description: Closes the buffer right now. Called from the window
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// thread.
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////////////////////////////////////////////////////////////////////
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void osxGraphicsBuffer::
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close_buffer() {
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if (_gsg != (GraphicsStateGuardian *)NULL) {
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//osxMakeCurrent(_display, None, NULL);
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_gsg.clear();
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_active = false;
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}
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_is_valid = false;
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}
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////////////////////////////////////////////////////////////////////
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// Function: osxGraphicsBuffer::open_buffer
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// Access: Protected, Virtual
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// Description: Opens the buffer right now. Called from the window
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// thread. Returns true if the buffer is successfully
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// opened, or false if there was a problem.
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////////////////////////////////////////////////////////////////////
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bool osxGraphicsBuffer::
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open_buffer() {
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if (_gsg == 0) {
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_gsg = new osxGraphicsStateGuardian(_engine, _pipe, NULL);
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}
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return false;
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}
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