+++ /dev/null
-#include <msp/core/maputils.h>
-#include "blend.h"
-#include "camera.h"
-#include "framebuffer.h"
-#include "lighting.h"
-#include "pipeline.h"
-#include "postprocessor.h"
-#include "renderbuffer.h"
-#include "renderer.h"
-#include "tests.h"
-#include "texture2d.h"
-
-using namespace std;
-
-namespace Msp {
-namespace GL {
-
-Pipeline::Pipeline(unsigned w, unsigned h, bool d):
- camera(0),
- width(w),
- height(h),
- hdr(d),
- samples(0),
- target_ms(0),
- in_frame(false)
-{
- target[0] = 0;
- target[1] = 0;
-}
-
-Pipeline::~Pipeline()
-{
- delete target[0];
- delete target[1];
- delete target_ms;
-}
-
-void Pipeline::set_hdr(bool h)
-{
- if(h==hdr)
- return;
-
- hdr = h;
- create_targets(2);
-}
-
-void Pipeline::set_multisample(unsigned s)
-{
- if(s==samples)
- return;
-
- unsigned old_samples = samples;
- samples = s;
- try
- {
- create_targets(1);
- }
- catch(...)
- {
- samples = old_samples;
- throw;
- }
-}
-
-void Pipeline::set_camera(const Camera *c)
-{
- camera = c;
-}
-
-Pipeline::Pass &Pipeline::add_pass(const Tag &tag)
-{
- passes.push_back(Pass(tag));
- return passes.back();
-}
-
-void Pipeline::add_renderable(const Renderable &r)
-{
- for(vector<Slot>::iterator i=renderables.begin(); i!=renderables.end(); ++i)
- if(i->renderable==&r)
- {
- i->passes.clear();
- return;
- }
-
- renderables.push_back(&r);
-}
-
-void Pipeline::add_renderable_for_pass(const Renderable &r, const Tag &tag)
-{
- for(vector<Slot>::iterator i=renderables.begin(); i!=renderables.end(); ++i)
- if(i->renderable==&r)
- {
- i->passes.insert(tag);
- return;
- }
-
- renderables.push_back(&r);
- renderables.back().passes.insert(tag);
-}
-
-void Pipeline::remove_renderable(const Renderable &r)
-{
- for(vector<Slot>::iterator i=renderables.begin(); i!=renderables.end(); ++i)
- if(i->renderable==&r)
- {
- renderables.erase(i);
- return;
- }
-}
-
-void Pipeline::add_postprocessor(PostProcessor &pp)
-{
- postproc.push_back(&pp);
- create_targets(0);
-}
-
-void Pipeline::setup_frame() const
-{
- in_frame = true;
- for(vector<Slot>::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
- i->renderable->setup_frame();
-}
-
-void Pipeline::finish_frame() const
-{
- in_frame = false;
- for(vector<Slot>::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
- i->renderable->finish_frame();
-}
-
-void Pipeline::render(const Tag &tag) const
-{
- if(tag.id)
- return;
-
- Renderer renderer(camera);
- render(renderer, tag);
-}
-
-void Pipeline::render(Renderer &renderer, const Tag &tag) const
-{
- if(tag.id)
- return;
-
- bool was_in_frame = in_frame;
- if(!in_frame)
- setup_frame();
-
- const Framebuffer *out_fbo = Framebuffer::current();
- /* Binding the current object is a no-op, but this will restore the original
- FBO in case an exception is thrown. */
- Bind restore_fbo(out_fbo, true);
-
- if(target[0])
- {
- Framebuffer &fbo = (samples ? target_ms->fbo : target[0]->fbo);
- fbo.bind();
- fbo.clear(COLOR_BUFFER_BIT|DEPTH_BUFFER_BIT);
- }
-
- for(PassList::const_iterator i=passes.begin(); i!=passes.end(); ++i)
- {
- Bind bind_depth_test(i->get_depth_test());
- Bind bind_blend(i->get_blend());
- renderer.set_lighting(i->get_lighting());
-
- for(vector<Slot>::const_iterator j=renderables.begin(); j!=renderables.end(); ++j)
- if(j->passes.empty() || j->passes.count(i->get_tag()))
- renderer.render(*j->renderable, i->get_tag());
- }
-
- if(target[0])
- {
- if(samples)
- target[0]->fbo.blit_from(target_ms->fbo, COLOR_BUFFER_BIT|DEPTH_BUFFER_BIT, false);
-
- for(unsigned i=0; i<postproc.size(); ++i)
- {
- unsigned j = i%2;
- if(i+1<postproc.size())
- target[1-j]->fbo.bind();
- else
- out_fbo->bind();
- postproc[i]->render(target[j]->color, target[j]->depth);
- }
-
- out_fbo->bind();
- }
-
- if(!was_in_frame)
- finish_frame();
-}
-
-void Pipeline::create_targets(unsigned recreate)
-{
- if(recreate>=2)
- {
- delete target[0];
- delete target[1];
- target[0] = 0;
- target[1] = 0;
- }
- if(recreate>=1)
- {
- delete target_ms;
- target_ms = 0;
- }
-
- PixelFormat fmt = (hdr ? RGB16F : RGB);
- if(!postproc.empty() || samples)
- {
- if(!target[0])
- target[0] = new RenderTarget(width, height, fmt);
- if(!target[1] && postproc.size()>1)
- target[1] = new RenderTarget(width, height, fmt);
- }
-
- if(!target_ms && samples)
- target_ms = new MultisampleTarget(width, height, samples, fmt);
-}
-
-
-Pipeline::Pass::Pass(const Tag &t):
- tag(t),
- lighting(0),
- depth_test(0),
- blend(0)
-{ }
-
-void Pipeline::Pass::set_lighting(const Lighting *l)
-{
- lighting = l;
-}
-
-void Pipeline::Pass::set_depth_test(const DepthTest *d)
-{
- depth_test = d;
-}
-
-void Pipeline::Pass::set_blend(const Blend *b)
-{
- blend = b;
-}
-
-
-Pipeline::Slot::Slot(const Renderable *r):
- renderable(r)
-{ }
-
-
-Pipeline::RenderTarget::RenderTarget(unsigned w, unsigned h, PixelFormat f)
-{
- color.set_min_filter(NEAREST);
- color.set_mag_filter(NEAREST);
- color.set_wrap(CLAMP_TO_EDGE);
- color.storage(f, w, h);
- fbo.attach(COLOR_ATTACHMENT0, color, 0);
-
- depth.set_min_filter(NEAREST);
- depth.set_mag_filter(NEAREST);
- depth.set_wrap(CLAMP_TO_EDGE);
- depth.storage(DEPTH_COMPONENT, w, h);
- fbo.attach(DEPTH_ATTACHMENT, depth, 0);
-
- fbo.require_complete();
-}
-
-
-Pipeline::MultisampleTarget::MultisampleTarget(unsigned w, unsigned h, unsigned s, PixelFormat f)
-{
- color.storage_multisample(s, f, w, h);
- fbo.attach(COLOR_ATTACHMENT0, color);
-
- depth.storage_multisample(s, DEPTH_COMPONENT, w, h);
- fbo.attach(DEPTH_ATTACHMENT, depth);
-
- fbo.require_complete();
-}
-
-} // namespace GL
-} // namespace Msp
projects / libs / gl.git / blobdiff