From 07fe099b4e1fd877176f2b2947841ee82aa91ed0 Mon Sep 17 00:00:00 2001
From: aap <aap@papnet.eu>
Date: Thu, 19 Nov 2020 19:07:32 +0100
Subject: neo screen droplets

---
 src/core/Game.cpp |  7 +++++++
 src/core/config.h |  8 ++++++++
 src/core/main.cpp | 17 ++++++++++++++++-
 3 files changed, 31 insertions(+), 1 deletion(-)

(limited to 'src/core')

diff --git a/src/core/Game.cpp b/src/core/Game.cpp
index 4034c4b6..5b75e6a6 100644
--- a/src/core/Game.cpp
+++ b/src/core/Game.cpp
@@ -93,6 +93,7 @@
 #include "WaterCreatures.h"
 #include "postfx.h"
 #include "custompipes.h"
+#include "screendroplets.h"
 
 eLevelName CGame::currLevel;
 int32 CGame::currArea;
@@ -401,6 +402,9 @@ bool CGame::Initialise(const char* datFile)
 	CPed::Initialise();
 	CRouteNode::Initialise();
 	CEventList::Initialise();
+#ifdef SCREEN_DROPLETS
+	ScreenDroplets::Initialise();
+#endif
 	LoadingScreen("Loading the Game", "Find big buildings", nil);
 	CRenderer::Init();
 	LoadingScreen("Loading the Game", "Setup game variables", nil);
@@ -568,6 +572,9 @@ void CGame::ReInitGameObjectVariables(void)
 	currArea = AREA_MAIN_MAP;
 	CPed::Initialise();
 	CEventList::Initialise();
+#ifdef SCREEN_DROPLETS
+	ScreenDroplets::Initialise();
+#endif
 	CWeapon::InitialiseWeapons();
 	CPopulation::Initialise();
 	
diff --git a/src/core/config.h b/src/core/config.h
index 66e174ea..fc8e61f6 100644
--- a/src/core/config.h
+++ b/src/core/config.h
@@ -246,10 +246,18 @@ enum Config {
 #ifdef LIBRW
 //#define EXTENDED_COLOURFILTER		// more options for colour filter (replaces mblur)
 //#define EXTENDED_PIPELINES		// custom render pipelines (includes Neo)
+//#define SCREEN_DROPLETS			// neo water droplets
 //#define NEW_RENDERER		// leeds-like world rendering, needs librw
 #endif
 //#define MULTISAMPLING		// adds MSAA option TODO
 
+#ifndef EXTENDED_COLOURFILTER
+#undef SCREEN_DROPLETS		// we need the front- (or back-)buffer for this effect
+#endif
+#ifndef EXTENDED_PIPELINES
+#undef SCREEN_DROPLETS		// we need neo.txd
+#endif
+
 #ifdef LIBRW
 // these are not supported with librw yet
 #	undef MULTISAMPLING
diff --git a/src/core/main.cpp b/src/core/main.cpp
index 48e0ff76..19be3b27 100644
--- a/src/core/main.cpp
+++ b/src/core/main.cpp
@@ -68,7 +68,9 @@
 #include "Clock.h"
 #include "Occlusion.h"
 #include "Ropes.h"
+#include "postfx.h"
 #include "custompipes.h"
+#include "screendroplets.h"
 
 GlobalScene Scene;
 
@@ -401,6 +403,9 @@ Initialise3D(void *param)
 		bool ret = CGame::InitialiseRenderWare();
 #ifdef EXTENDED_PIPELINES
 		CustomPipes::CustomPipeInit();	// need Scene.world for this
+#endif
+#ifdef SCREEN_DROPLETS
+		ScreenDroplets::InitDraw();
 #endif
 		return ret;
 	}
@@ -411,6 +416,9 @@ Initialise3D(void *param)
 static void 
 Terminate3D(void)
 {
+#ifdef SCREEN_DROPLETS
+	ScreenDroplets::Shutdown();
+#endif
 #ifdef EXTENDED_PIPELINES
 	CustomPipes::CustomPipeShutdown();
 #endif
@@ -1246,10 +1254,17 @@ Idle(void *arg)
 		RenderDebugShit();
 		RenderEffects();
 
-		tbStartTimer(0, "RenderMotionBlur");
 		if((TheCamera.m_BlurType == MOTION_BLUR_NONE || TheCamera.m_BlurType == MOTION_BLUR_LIGHT_SCENE) &&
 		   TheCamera.m_ScreenReductionPercentage > 0.0f)
 		        TheCamera.SetMotionBlurAlpha(150);
+
+#ifdef SCREEN_DROPLETS
+		CPostFX::GetBackBuffer(Scene.camera);
+		ScreenDroplets::Process();
+		ScreenDroplets::Render();
+#endif
+
+		tbStartTimer(0, "RenderMotionBlur");
 		TheCamera.RenderMotionBlur();
 		tbEndTimer("RenderMotionBlur");
 
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