integrated perlin noise map into game as minimap

1 files changed, 83 insertions, 0 deletions

diff --git a/main.cpp b/main.cpp
index f11d658..a218da5 100644
--- a/main.cpp
+++ b/main.cpp
@@ -9,7 +9,9 @@
 #include <SDL_audio.h>
 
 #include "World.h"
+#include "PerlinNoise.h"
 
+#include <random>
 using SDLInitType=std::pair<int,std::pair<SDL_Window*,SDL_Renderer*>>;
 
 struct Context
@@ -444,6 +446,10 @@ void main_loop(void *arg)
 						SDL_RenderCopy(ctx->ren,ctx->textures[7],NULL,&rect);
 						break;
 				}
+		//show map !?
+		rect={100,20,150,150};
+		SDL_RenderCopy(ctx->ren,ctx->textures[8],NULL,&rect);
+				
 		if(ctx->world.player.dead)
 		{
 			sdl_put_str(ctx->ren, ctx->textures[3],300, -1, 10,"LUNATIC LEMMY DIED!",250,100,100,19,ctx->win_width,ctx->win_height,1,2);
@@ -499,6 +505,83 @@ int main(int, char**){
 	ctx->textures.push_back(sdl_load_texture("gridder01.bmp",255,255,255,ctx->ren));
 	ctx->textures.push_back(sdl_load_texture("gridder02.bmp",255,255,255,ctx->ren));
 	ctx->textures.push_back(sdl_load_texture("gridder03.bmp",255,255,255,ctx->ren));
+// PERLIN GENEARTED MAP
+        ctx->textures.push_back(SDL_CreateTexture(ctx->ren, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, 1024, 768));
+
+	double seed=22;
+	PerlinNoise perlin(seed);
+
+	SDL_SetRenderTarget(ctx->ren, ctx->textures[8]);
+	SDL_SetRenderDrawColor(ctx->ren, 0x00, 0x00, 0x00, 0x00);
+	SDL_RenderClear(ctx->ren);
+
+
+//	std::random_device rd(seed);  //Will be used to obtain a seed for the random number engine
+	std::mt19937 gen(seed); //Standard mersenne_twister_engine seeded with rd()
+	std::uniform_int_distribution<> dis(0,50);
+
+	for(int x=0;x<1024;x++)
+		for(int y=0;y<768;y++)
+		{
+			//SDL_SetRenderDrawColor(ren, (0.7*perlin.noise(x/1024.0*20,y/768.0*20,0)+0.2*perlin.noise(x/1024.0*200,y/768.0*200,0))*0xFF, 0x00, 0x00, 0x00);				
+			double per1=perlin.noise(x/1024.0*3,y/768.0*3,0);
+			double per2=perlin.noise(x/1024.0*50,y/768.0*50,0);
+			if(per1<0.4)per1+=per2*0.1;
+
+			if(per1<0.25)SDL_SetRenderDrawColor(ctx->ren, 0x00, 0x00, 0x99, 0x00);
+			else if(per1<0.4)SDL_SetRenderDrawColor(ctx->ren, 0x00, 0x33, 0xff, 0x00);
+			else if(per1<0.51)SDL_SetRenderDrawColor(ctx->ren,  0x55, 0xff, 0x55,0x00);
+			else if(per1<0.8)
+			{
+				SDL_SetRenderDrawColor(ctx->ren,  0x33, 0x99, 0x33,0x00);
+			}
+			else if(per1<0.85)SDL_SetRenderDrawColor(ctx->ren,  0x99, 0x99, 0x99,0x00);
+			else SDL_SetRenderDrawColor(ctx->ren, 0xff, 0xff, 0xff, 0x00);				
+			//else SDL_SetRenderDrawColor(ren, perlin.noise(x/1024.0*20,y/768.0*20,0)*100, 0x00, 0x00, 0x00);				
+	
+			SDL_RenderDrawPoint(ctx->ren,x,y);
+		}
+	
+	for(int i=0;i<30;i++)
+	{
+		int x=dis(gen);
+		int y=dis(gen);
+		int t=dis(gen);
+		SDL_Rect r;
+		r.x=1024*x/50+25;
+		r.y=768*y/50+25;
+		double per1=perlin.noise(r.x/1024.0*3,r.y/768.0*3,0);
+		double per2=perlin.noise(r.x/1024.0*50,r.y/768.0*50,0);
+		if(per1<0.4)per1+=per2*0.1;
+		r.w=1024/100;
+		r.h=768/100;
+
+		if(per1<0.4)
+		{
+			SDL_SetRenderDrawColor(ctx->ren,  0x00, 0x00, 0x00,0x00);
+			SDL_RenderFillRect(ctx->ren,&r);
+			sdl_put_str(ctx->ren,ctx->textures[3], r.x+5, r.y,15,"boat",255,0,0,12,0,0,0,0);
+		}
+
+		if(per1>0.51&&per1<0.8)
+		{
+			SDL_SetRenderDrawColor(ctx->ren,  0x00, 0x00, 0x00,0x00);
+			SDL_RenderFillRect(ctx->ren,&r);
+//			sdl_put_str(ren, textures[0],10, 10, 10,strbuffer.str(),222,255,222,60,win_width,win_height,1,1);
+			if(t<10)sdl_put_str(ctx->ren,ctx->textures[3], r.x+5, r.y,15,"blacksmith",0,0,0,12,0,0,0,0);
+			else if(t<20)sdl_put_str(ctx->ren,ctx->textures[3], r.x+5, r.y,15,"inn",255,0,255,12,0,0,0,0);
+			else if(t<30)sdl_put_str(ctx->ren,ctx->textures[3], r.x+5, r.y,15,"armory",255,255,0,12,0,0,0,0);
+			else if(t<40)sdl_put_str(ctx->ren,ctx->textures[3], r.x+5, r.y,15,"quest",0,255,255,12,0,0,0,0);
+			else sdl_put_str(ctx->ren,ctx->textures[3], r.x+5, r.y,15,"safehouse",255,255,255,12,0,0,0,0);
+		}
+	}
+	SDL_SetRenderTarget(ctx->ren, NULL);
+
+// PERLIN GENEARTED MAP OVER
+
+
+
+
 	
 	ctx->show_tiles_size=ctx->win_height/15;
 	ctx->show_tiles_back=ctx->win_width/ctx->show_tiles_size*0.25;