mirror of
https://github.com/MaSzyna-EU07/maszyna.git
synced 2026-03-22 15:05:03 +01:00
render code relocation, mouse wheel zoom control
This commit is contained in:
tmj-fstate
278
renderer.cpp
278
renderer.cpp
@@ -1,4 +1,4 @@
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/*
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/*
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This Source Code Form is subject to the
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terms of the Mozilla Public License, v.
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2.0. If a copy of the MPL was not
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@@ -10,8 +10,25 @@ http://mozilla.org/MPL/2.0/.
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#include "stdafx.h"
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#include "renderer.h"
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#include "globals.h"
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#include "world.h"
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#include "dynobj.h"
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// returns true if specified object is within camera frustum, false otherwise
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bool
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opengl_camera::visible( TDynamicObject const *Dynamic ) const {
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// sphere test is faster than AABB, so we'll use it here
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float3 diagonal(
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Dynamic->MoverParameters->Dim.L,
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Dynamic->MoverParameters->Dim.H,
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Dynamic->MoverParameters->Dim.W );
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float const radius = diagonal.Length() * 0.5f;
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return ( m_frustum.sphere_inside( Dynamic->GetPosition(), radius ) > 0.0f );
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}
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opengl_renderer GfxRenderer;
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extern TWorld World;
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void
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opengl_renderer::Init() {
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@@ -32,6 +49,265 @@ opengl_renderer::Init() {
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}
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}
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bool
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opengl_renderer::Render() {
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::glColor3ub( 255, 255, 255 );
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::glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
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::glDepthFunc( GL_LEQUAL );
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::glMatrixMode( GL_PROJECTION ); // select the Projection Matrix
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::glLoadIdentity(); // reset the Projection Matrix
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// calculate the aspect ratio of the window
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::gluPerspective(
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Global::FieldOfView / Global::ZoomFactor,
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(GLdouble)Global::ScreenWidth / std::max( (GLdouble)Global::ScreenHeight, 1.0 ),
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0.1f * Global::ZoomFactor,
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m_drawrange );
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::glMatrixMode( GL_MODELVIEW ); // Select The Modelview Matrix
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::glLoadIdentity();
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World.Camera.SetMatrix(); // ustawienie macierzy kamery względem początku scenerii
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m_camera.update_frustum();
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if( !Global::bWireFrame ) {
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// bez nieba w trybie rysowania linii
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World.Environment.render();
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}
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if( false == World.Ground.Render( World.Camera.Pos ) ) { return false; }
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World.Render_Cab();
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World.Render_UI();
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return true; // for now always succeed
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}
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bool
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opengl_renderer::Render( TDynamicObject *Dynamic ) {
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if( false == m_camera.visible( Dynamic ) ) {
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Dynamic->renderme = false;
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return false;
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}
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Dynamic->renderme = true;
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TSubModel::iInstance = ( size_t )this; //żeby nie robić cudzych animacji
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double squaredistance = SquareMagnitude( Global::pCameraPosition - Dynamic->vPosition ) / Global::ZoomFactor;
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Dynamic->ABuLittleUpdate( squaredistance ); // ustawianie zmiennych submodeli dla wspólnego modelu
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::glPushMatrix();
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if( Dynamic == Global::pUserDynamic ) {
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//specjalne ustawienie, aby nie trzęsło
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//tu trzeba by ustawić animacje na modelu zewnętrznym
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::glLoadIdentity(); // zacząć od macierzy jedynkowej
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Global::pCamera->SetCabMatrix( Dynamic->vPosition ); // specjalne ustawienie kamery
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}
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else
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::glTranslated( Dynamic->vPosition.x, Dynamic->vPosition.y, Dynamic->vPosition.z ); // standardowe przesunięcie względem początku scenerii
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::glMultMatrixd( Dynamic->mMatrix.getArray() );
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// wersja Display Lists
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// NOTE: VBO path is removed
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// TODO: implement universal render path down the road
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if( Dynamic->mdLowPolyInt ) {
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// low poly interior
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if( FreeFlyModeFlag ? true : !Dynamic->mdKabina || !Dynamic->bDisplayCab ) {
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// enable cab light if needed
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if( Dynamic->InteriorLightLevel > 0.0f ) {
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// crude way to light the cabin, until we have something more complete in place
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auto const cablight = Dynamic->InteriorLight * Dynamic->InteriorLightLevel;
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::glLightModelfv( GL_LIGHT_MODEL_AMBIENT, &cablight.x );
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}
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Render( Dynamic->mdLowPolyInt, Dynamic, squaredistance );
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if( Dynamic->InteriorLightLevel > 0.0f ) {
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// reset the overall ambient
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GLfloat ambient[] = { 0.0f, 0.0f, 0.0f, 1.0f };
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::glLightModelfv( GL_LIGHT_MODEL_AMBIENT, ambient );
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}
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}
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}
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// Dynamic->mdModel->Render( squaredistance, Dynamic->ReplacableSkinID, Dynamic->iAlpha );
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Render( Dynamic->mdModel, Dynamic, squaredistance );
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if( Dynamic->mdLoad ) // renderowanie nieprzezroczystego ładunku
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Render( Dynamic->mdLoad, Dynamic, squaredistance );
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if( Dynamic->mdPrzedsionek )
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Render( Dynamic->mdPrzedsionek, Dynamic, squaredistance );
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::glPopMatrix();
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// TODO: check if this reset is needed. In theory each object should render all buttons based on its own instance data anyway?
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if( Dynamic->btnOn )
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Dynamic->TurnOff(); // przywrócenie domyślnych pozycji submodeli
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return true;
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}
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bool
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opengl_renderer::Render( TModel3d *Model, TDynamicObject const *Instance, double const Squaredistance ) {
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auto alpha =
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( Instance != nullptr ?
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Instance->iAlpha :
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0x30300030 );
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alpha ^= 0x0F0F000F; // odwrócenie flag tekstur, aby wyłapać nieprzezroczyste
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if( 0 == ( alpha & Model->iFlags & 0x1F1F001F ) ) {
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// czy w ogóle jest co robić w tym cyklu?
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return false;
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}
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Model->Root->fSquareDist = Squaredistance; // zmienna globalna!
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Model->Root->ReplacableSet(
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( Instance != nullptr ?
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Instance->ReplacableSkinID :
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nullptr ),
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alpha );
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Model->Root->RenderDL();
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return true;
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}
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bool
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opengl_renderer::Render( TModel3d *Model, TDynamicObject const *Instance, Math3D::vector3 const &Position, Math3D::vector3 const &Angle ) {
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::glPushMatrix();
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::glTranslated( Position.x, Position.y, Position.z );
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if( Angle.y != 0.0 )
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::glRotated( Angle.y, 0.0, 1.0, 0.0 );
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if( Angle.x != 0.0 )
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::glRotated( Angle.x, 1.0, 0.0, 0.0 );
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if( Angle.z != 0.0 )
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::glRotated( Angle.z, 0.0, 0.0, 1.0 );
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auto const result = Render( Model, Instance, SquareMagnitude( Position - Global::GetCameraPosition() ) );
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::glPopMatrix();
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return result;
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}
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bool
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opengl_renderer::Render_Alpha( TDynamicObject *Dynamic ) {
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if( false == Dynamic->renderme ) {
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return false;
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}
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TSubModel::iInstance = ( size_t )this; //żeby nie robić cudzych animacji
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double squaredistance = SquareMagnitude( Global::pCameraPosition - Dynamic->vPosition );
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Dynamic->ABuLittleUpdate( squaredistance ); // ustawianie zmiennych submodeli dla wspólnego modelu
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::glPushMatrix();
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if( Dynamic == Global::pUserDynamic ) { // specjalne ustawienie, aby nie trzęsło
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::glLoadIdentity(); // zacząć od macierzy jedynkowej
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Global::pCamera->SetCabMatrix( Dynamic->vPosition ); // specjalne ustawienie kamery
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}
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else
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::glTranslated( Dynamic->vPosition.x, Dynamic->vPosition.y, Dynamic->vPosition.z ); // standardowe przesunięcie względem początku scenerii
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::glMultMatrixd( Dynamic->mMatrix.getArray() );
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// wersja Display Lists
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// NOTE: VBO path is removed
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// TODO: implement universal render path down the road
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if( Dynamic->mdLowPolyInt ) {
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// low poly interior
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if( FreeFlyModeFlag ? true : !Dynamic->mdKabina || !Dynamic->bDisplayCab ) {
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// enable cab light if needed
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if( Dynamic->InteriorLightLevel > 0.0f ) {
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// crude way to light the cabin, until we have something more complete in place
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auto const cablight = Dynamic->InteriorLight * Dynamic->InteriorLightLevel;
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::glLightModelfv( GL_LIGHT_MODEL_AMBIENT, &cablight.x );
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}
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Render_Alpha( Dynamic->mdLowPolyInt, Dynamic, squaredistance );
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if( Dynamic->InteriorLightLevel > 0.0f ) {
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// reset the overall ambient
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GLfloat ambient[] = { 0.0f, 0.0f, 0.0f, 1.0f };
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::glLightModelfv( GL_LIGHT_MODEL_AMBIENT, ambient );
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}
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}
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}
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Render_Alpha( Dynamic->mdModel, Dynamic, squaredistance );
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if( Dynamic->mdLoad ) // renderowanie nieprzezroczystego ładunku
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Render_Alpha( Dynamic->mdLoad, Dynamic, squaredistance );
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if( Dynamic->mdPrzedsionek )
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Render_Alpha( Dynamic->mdPrzedsionek, Dynamic, squaredistance );
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::glPopMatrix();
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if( Dynamic->btnOn )
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Dynamic->TurnOff(); // przywrócenie domyślnych pozycji submodeli
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return true;
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}
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bool
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opengl_renderer::Render_Alpha( TModel3d *Model, TDynamicObject const *Instance, double const Squaredistance ) {
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auto alpha =
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( Instance != nullptr ?
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Instance->iAlpha :
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0x30300030 );
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if( 0 == ( alpha & Model->iFlags & 0x2F2F002F ) ) {
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// nothing to render
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return false;
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}
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Model->Root->fSquareDist = Squaredistance; // zmienna globalna!
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Model->Root->ReplacableSet(
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( Instance != nullptr ?
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Instance->ReplacableSkinID :
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nullptr ),
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alpha );
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Model->Root->RenderAlphaDL();
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return true;
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}
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bool
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opengl_renderer::Render_Alpha( TModel3d *Model, TDynamicObject const *Instance, Math3D::vector3 const &Position, Math3D::vector3 const &Angle ) {
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::glPushMatrix();
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::glTranslated( Position.x, Position.y, Position.z );
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if( Angle.y != 0.0 )
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::glRotated( Angle.y, 0.0, 1.0, 0.0 );
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if( Angle.x != 0.0 )
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::glRotated( Angle.x, 1.0, 0.0, 0.0 );
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if( Angle.z != 0.0 )
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::glRotated( Angle.z, 0.0, 0.0, 1.0 );
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auto const result = Render_Alpha( Model, Instance, SquareMagnitude( Position - Global::GetCameraPosition() ) );
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::glPopMatrix();
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return result;
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}
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void
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opengl_renderer::Update ( double const Deltatile ) {
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// TODO: add garbage collection and other works here
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};
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void
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opengl_renderer::Update_Lights( light_array const &Lights ) {
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