forgot to make repo until now

3 files changed, 352 insertions, 0 deletions

diff --git a/graphics/cam.h b/graphics/cam.h
new file mode 100644
index 0000000..e3e158f
--- /dev/null
+++ b/graphics/cam.h
@@ -0,0 +1,14 @@
+#ifndef CAM_H
+#define CAM_H
+
+#include <vector>
+
+
+class Cam {
+    public:
+    Cam () { pos = vec2(); scale = 1; }
+    vec2 pos;
+    float scale;
+};
+
+#endif
\ No newline at end of file
diff --git a/graphics/graphics.cpp b/graphics/graphics.cpp
new file mode 100644
index 0000000..2f7ec8f
--- /dev/null
+++ b/graphics/graphics.cpp
@@ -0,0 +1,268 @@
+#include <algorithm>
+#include <iostream>
+
+#include "graphics.h"
+#include "../game/menu.h"
+#include "../game/tile.h"
+
+Graphics::~Graphics () {
+}
+
+void Graphics::present () {
+    backend.present();
+}
+
+void Graphics::render (Gst &gst, View &view) 
+{
+    Ground &gr = gst.ground;
+    std::vector<Entity> &entities = gst.entities;
+    vec2 res { (float)resx, (float)resy };
+    
+    for (int y=0; y<gr.sizey; y++) {
+        for (int x=0; x<gr.sizex; x++) {
+            Tile &tile = gst.tiles[gr.tiles[gr.at(x,y)]];
+            backend.render_sprite(
+                (int)tile.spritebounds.x,
+                (int)tile.spritebounds.y, 16, 16, 
+                (int)cam.pos.x + x*32, (int)cam.pos.y + y*32, 32, 32
+            );
+        }
+    }            
+    for (int i=0; i<entities.size(); i++) {
+        int done = 0;
+        done += 160 * entities[i].done;
+        
+        Player &player = gst.players[entities[i].owner];
+        backend.render_sprite(
+            (int)entities[i].info.spritebounds.x,
+            (int)entities[i].info.spritebounds.y+done, 16, 16,
+            (int)cam.pos.x + (int)entities[i].x*32, 
+            (int)cam.pos.y + (int)entities[i].y*32, 32, 32
+        );
+        if (done == 0) {
+            backend.render_sprite(
+                (int)entities[i].info.spritebounds.x,
+                (int)entities[i].info.spritebounds.y+240, 16, 16,
+                (int)cam.pos.x + (int)entities[i].x*32, 
+                (int)cam.pos.y + (int)entities[i].y*32, 32, 32,
+                player.r, player.g, player.b
+            );
+        }
+    }
+    
+    for (int y=0; y<gr.sizey; y++) {
+        for (int x=0; x<gr.sizex; x++) {
+            Tile &tile = gst.tiles[gr.tiles[gr.at(x,y)]];
+            backend.render_sprite(
+                (int)tile.spritebounds.x,
+                (int)tile.spritebounds.y-16, 16, 16, 
+                (int)cam.pos.x + x*32, (int)cam.pos.y + y*32-32, 32, 32
+            );
+        }
+    }
+    
+    if (view.selected_entity != -1) {
+        int i = view.selected_entity;
+        vec2 pos { (float)entities[i].x*32, (float)entities[i].y*32 };
+        backend.render_sprite (
+            (int)entities[i].info.spritebounds.x,
+            (int)entities[i].info.spritebounds.y+16*5, 16, 16, 
+            (int)cam.pos.x + (int)pos.x, 
+            (int)cam.pos.y + (int)pos.y, 32, 32
+        );
+    } 
+    
+    if (view.selected_ground != -1) {
+        int x = view.selected_ground % gr.sizex;
+        int y = view.selected_ground / gr.sizex;
+        vec2 pos { (float)x*32, (float)y*32 };
+        Tile &tile = gst.tiles[gr.tiles[gr.at(x,y)]];
+        backend.render_sprite(
+            (int)tile.spritebounds.x,
+            (int)tile.spritebounds.y+4*16, 16, 32, 
+            (int)cam.pos.x + (int)pos.x, 
+            (int)cam.pos.y + (int)pos.y-32, 32, 64
+        );
+    } 
+    
+    if (view.menu_unit.active) {
+        vec2 pos { res };
+        float height = view.menu_unit.options.size() * 20;
+        vec2 size { 120, height+10 };
+        pos *= 0.5f;
+        pos -= size/2;
+        backend.render_rect(
+            255,255,255,255,
+            view.menu_unit.pos.x,view.menu_unit.pos.y,
+            view.menu_unit.size.x,view.menu_unit.size.y
+        );
+        float acc = 0;
+        for (Option opt : view.menu_unit.options) {
+            backend.txt.render_text(opt.name, view.menu_unit.pos + vec2 {10, 10 + acc});
+            acc += 20;
+        }
+    }
+    
+    if (view.menu_day.active) {
+        vec2 pos { res };
+        float height = view.menu_day.options.size() * 20;
+        vec2 size { 120, height+10 };
+        pos *= 0.5f;
+        pos -= size/2;
+        backend.render_rect(
+            255,255,255,255,
+            view.menu_day.pos.x,view.menu_day.pos.y,
+            view.menu_day.size.x,view.menu_day.size.y
+        );
+        float acc = 0;
+        for (Option opt : view.menu_day.options) {
+            backend.txt.render_text(opt.name, view.menu_day.pos + vec2 {10, 10 + acc});
+            acc += 20;
+        }
+    }
+    
+    if (view.moves.size() > 0) {
+        for (int m : view.moves) {
+            int x = m % gr.sizex;
+            int y = m / gr.sizex;
+            backend.render_rect(
+                0, 120, 255, 100,
+                (int)cam.pos.x + x*32, (int)cam.pos.y + y*32, 32, 32
+            );
+        }
+    }
+}
+
+
+Graphics_sdl::Graphics_sdl (int resx, int resy) {
+    SDL_Init(SDL_INIT_VIDEO);
+    
+    SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "0");
+
+    window = SDL_CreateWindow("age", SDL_WINDOWPOS_UNDEFINED, 
+        SDL_WINDOWPOS_UNDEFINED, resx, resy, SDL_WINDOW_SHOWN 
+        | SDL_WINDOW_RESIZABLE);
+    screenSurface = SDL_GetWindowSurface(window);
+
+    rend = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
+    SDL_SetRenderDrawBlendMode(rend, SDL_BLENDMODE_BLEND);
+    
+    load_sheet();
+    
+    txt.gRenderer = rend;
+}
+
+Graphics_sdl::~Graphics_sdl () {
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+}
+
+SDL_Renderer* Graphics_sdl::get_renderer () { return rend; }
+
+void Graphics_sdl::present () {    
+    SDL_RenderPresent(rend);
+    SDL_SetRenderDrawColor(rend, 0, 0, 0, 255);
+    SDL_RenderClear(rend);
+}
+
+void Graphics_sdl::load_sheet () {
+    SDL_Surface* surf = SDL_LoadBMP("content/sprites.bmp");
+    SDL_SetColorKey(surf, SDL_TRUE, SDL_MapRGB(surf ->format,255,0,255));
+	if (!surf) {
+		std::cout << "Error loading image: " << SDL_GetError() << std::endl;
+		system("pause");
+		return;
+	}
+    txsprites = SDL_CreateTextureFromSurface(rend, surf);
+    SDL_FreeSurface(surf);
+    
+    SDL_Surface* surftext = SDL_LoadBMP("content/gf.bmp");
+    SDL_SetColorKey(surftext, SDL_TRUE, SDL_MapRGB(surftext ->format,255,0,255));
+	if (!surftext) {
+		std::cout << "Error loading image: " << SDL_GetError() << std::endl;
+		system("pause");
+		return;
+	}
+    txt.tex = SDL_CreateTextureFromSurface(rend, surftext);
+    SDL_FreeSurface(surftext);
+}
+
+void Graphics_sdl::render_sprite (
+    int x, int y, int w, int h, 
+    int u, int v, int s, int t)
+{
+    SDL_Rect srcRect = { x, y, w, h };
+    SDL_Rect dstRect = { u, v, s, t };
+    SDL_RenderCopy(rend, txsprites, &srcRect, &dstRect);
+}
+
+void Graphics_sdl::render_sprite (
+    int x, int y, int w, int h, 
+    int u, int v, int s, int t,
+    int r, int g, int b)
+{
+    SDL_SetTextureColorMod(txsprites, r, g, b);
+    render_sprite(x, y, w, h, u, v, s, t);
+    SDL_SetTextureColorMod(txsprites, 255, 255, 255);
+}
+
+void Graphics_sdl::render_rect (
+    int r, int g, int b, int a,
+    int x, int y, int w, int h)
+{
+    SDL_SetRenderDrawColor(rend, r, g, b, a);
+    SDL_Rect rect = { x, y, w, h };
+    SDL_RenderFillRect(rend, &rect);
+}
+
+
+
+Graphics_sdl_text::Graphics_sdl_text () {
+    for (int i=0; i<128; char_width[i++]=5);
+    char_width['('] = 2; char_width[')'] = 2;
+    char_width['['] = 2; char_width[']'] = 2;
+    char_width['{'] = 3; char_width['}'] = 3;
+    char_width[','] = 1; char_width['-'] = 3; char_width['.'] = 1; 
+    char_width['/'] = 4; char_width['!'] = 1;
+    char_width[':'] = 1; char_width[';'] = 1;
+    char_width['%'] = 4;
+    char_width['<'] = 3; char_width['>'] = 3; char_width['='] = 4;
+    char_width['I'] = 1;
+    char_width['f'] = 4; char_width['i'] = 1; char_width['j'] = 3;
+    char_width['l'] = 1; char_width['k'] = 4; char_width['t'] = 4;
+}
+
+int Graphics_sdl_text::get_text_width (char str[]) {
+    int width = 0;
+    for (int i=0; str[i]!='\0'; i++) { 
+        width += char_width[str[i]]; 
+        if (str[i+1]!='\0') width++;
+    }
+    return width;
+}
+
+void Graphics_sdl_text::render_text (std::string str, vec2 off) {
+    SDL_SetTextureColorMod(tex, 0, 0, 0);
+    int width = 0;
+    for (int i=0; str[i]!='\0'; i++) {
+        int char_i = str[i];
+        SDL_Rect srcRect = { (char_i%32)*6+1, (char_i/32)*12+1, 5, 11 };
+        SDL_Rect dstRect = { (int)off.x+width, (int)off.y, 5, 11 };
+        SDL_RenderCopy(gRenderer, tex, &srcRect, &dstRect);
+        width += char_width[char_i]+1;
+    }
+}
+
+/*
+void render_text_scaled (SDL_Renderer* rend, char str[], 
+    float off[], txtd *t, float scale) 
+{
+    int width = 0;
+    for (int i=0; str[i]!='\0'; i++) {
+        int char_i = str[i];
+        SDL_Rect srcRect = { (char_i%32)*6+1, (char_i/32)*12+1, 5, 11 };
+        SDL_Rect dstRect = { off[0]+width, off[1], 5*scale, 11*scale };
+        SDL_RenderCopy(rend, t->tex, &srcRect, &dstRect);
+        width += t->cw[char_i]*scale+1*scale;
+    }
+}*/
\ No newline at end of file
diff --git a/graphics/graphics.h b/graphics/graphics.h
new file mode 100644
index 0000000..6b36cbd
--- /dev/null
+++ b/graphics/graphics.h
@@ -0,0 +1,70 @@
+#ifndef GRAPHICS_H
+#define GRAPHICS_H
+
+#include <vector>
+#include <string>
+
+#define SDL_MAIN_HANDLED
+#include <SDL2/SDL.h>
+
+#include "../game/gst.h"
+#include "../game/view.h"
+#include "cam.h"
+
+#include <string>
+
+
+class Graphics_sdl_text {
+    public:
+    Graphics_sdl_text();
+    int get_text_width (char str[]);
+    void render_text (std::string str, vec2 off);
+    SDL_Renderer* gRenderer;
+    SDL_Texture *tex;
+    int char_width[128];
+};
+
+class Graphics_sdl {
+    public:
+    Graphics_sdl (int resx, int resy);
+    ~Graphics_sdl ();
+    SDL_Renderer* get_renderer ();
+    void load_sheet ();
+    void present ();
+    void render_sprite (
+        int x, int y, int w, int h, 
+        int u, int v, int s, int t);
+    void render_rect (
+        int r, int g, int b, int a,
+        int x, int y, int w, int h);
+    void render_sprite (
+        int x, int y, int w, int h, 
+        int u, int v, int s, int t,
+        int r, int g, int b);
+    
+    Graphics_sdl_text txt;
+    
+    private:
+    SDL_Window* window = NULL;
+	SDL_Surface* screenSurface = NULL;
+    SDL_Renderer* rend = NULL;
+    SDL_Texture* txsprites = NULL;
+};
+
+
+class Graphics {
+    public:
+    Graphics (int resx, int resy) 
+        : resx(resx), resy(resy), backend(resx, resy) {}
+    ~Graphics ();
+    
+    Graphics_sdl backend;
+
+    int resx, resy;
+    Cam cam;
+    
+    void render (Gst &gst, View &view);
+    void present ();
+};
+
+#endif
\ No newline at end of file