void Renderer::RenderEyeView(Scene* scene, std::vector<SceneObject*> scene_objects, OESShader* oesShader,
const Matrix4f &eyeViewMatrix, const Matrix4f &eyeProjectionMatrix, const Matrix4f &eyeViewProjection, const int eye) {
// there is no need to flat and sort every frame.
// however let's keep it as is and assume we are not changed
// This is not right way to do data conversion. However since GVRF doesn't support
// bone/weight/joint and other assimp data, we will put general model conversion
// on hold and do this kind of conversion fist
std::vector<RenderData*> render_data_vector;
// do occlusion culling, if enabled
OcclusionCull(scene, scene_objects);
// do frustum culling, if enabled
FrustumCull(scene, eyeViewMatrix.GetTranslation(), scene_objects, render_data_vector,
eyeViewProjection, oesShader);
// do sorting based on render order
if (!scene->GetFrustumCulling()) {
std::sort(render_data_vector.begin(), render_data_vector.end(),
compareRenderData);
} else {
std::sort(render_data_vector.begin(), render_data_vector.end(),
compareRenderDataWithFrustumCulling);
}
glEnable (GL_DEPTH_TEST);
glDepthFunc (GL_LEQUAL);
glEnable (GL_CULL_FACE);
glFrontFace (GL_CCW);
glCullFace (GL_BACK);
glEnable (GL_BLEND);
glBlendEquation (GL_FUNC_ADD);
glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
glDisable (GL_POLYGON_OFFSET_FILL);
// TODO background color as parameter
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
for (auto it = render_data_vector.begin();
it != render_data_vector.end(); ++it) {
RenderRenderData(*it, eyeViewMatrix, eyeProjectionMatrix, oesShader, eye);
}
}
void RenderInputScene::Draw(GraphicsState & glstate, const std::vector <Drawable*> & drawlist, bool preculled)
{
for (std::vector <Drawable*>::const_iterator ptr = drawlist.begin(); ptr != drawlist.end(); ++ptr)
{
const Drawable & d = **ptr;
if (preculled || !FrustumCull(d))
{
SetFlags(d, glstate);
SetTextures(d, glstate);
SetTransform(d, glstate);
if (d.GetDrawList())
{
glCallList(d.GetDrawList());
}
else if (d.GetVertArray())
{
DrawVertexArray(*d.GetVertArray(), d.GetLineSize());
}
}
}
}
