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#define SDL_MAIN_HANDLED
#include <SDL2/SDL.h>
#include <stdio.h>
#include <stdlib.h>
#include "input.h"
#include "loader.h"
#include "util.h"
#include "tilemap.h"
#include "incbin.h"
#include "libplum.h"
#include "main.h"
SDL_Window *window = NULL;
SDL_Renderer *renderer = NULL;
#define WINDOW_WIDTH 160
#define WINDOW_HEIGHT 90
#define INIT_SUBSYSTEMS SDL_INIT_VIDEO
unsigned input_now = 0;
SDL_Scancode keybinds[] = {
SDL_SCANCODE_UP,
SDL_SCANCODE_DOWN,
SDL_SCANCODE_LEFT,
SDL_SCANCODE_RIGHT,
SDL_SCANCODE_A,
SDL_SCANCODE_S,
};
struct entity player[1] = {0};
struct entity *player_new(void);
int player_property(struct entity *const restrict entity, char const *const restrict property, char const *const restrict value);
int main(int argc, char **argv) {
if (SDL_Init(INIT_SUBSYSTEMS)) {
fprintf(stderr, "failed to initialize SDL2: %s\n", SDL_GetError());
return EXIT_FAILURE;
}
SDL_StopTextInput();
window = SDL_CreateWindow(":3", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, WINDOW_WIDTH, WINDOW_HEIGHT, SDL_WINDOW_RESIZABLE | SDL_WINDOW_HIDDEN);
if (window == NULL) {
goto end;
}
renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_TARGETTEXTURE | SDL_RENDERER_PRESENTVSYNC);
if (renderer == NULL) {
goto end;
}
SDL_RenderSetLogicalSize(renderer, WINDOW_WIDTH, WINDOW_HEIGHT);
SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
{
res_init();
void *a = util_executableRelativePath("assets.res", *argv, 0);
puts(a);
if (loadResources(a)) {
fputs("loading resources failed\n", stderr);
return 1;
}
free(a);
struct blob map = res_get_map("untitled");
tilemap = tilemap_load(map.data, map.size);
//memmem(map.data + tilemap->byte_count, map.size - tilemap->byte_count, (char []) {0, 0}, 2);
printf("load_tilemap %p\n", (void *) tilemap);
SDL_SetRenderTarget(renderer, NULL);
}
unsigned error;
struct plum_image *image = plum_load_image(game_icon, game_icon_end - game_icon, PLUM_COLOR_32 | PLUM_ALPHA_INVERT, &error);
if (image == NULL) {
fprintf(stderr, "error: libplum: %s\n", plum_get_error_text(error));
goto icon_done;
}
SDL_Surface *surface = SDL_CreateRGBSurfaceFrom(image->data, image->width, image->height, 32, image->width * 4, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000);
if (surface == NULL) {
plum_destroy_image(image);
fprintf(stderr, "error: SDL2: %s\n", SDL_GetError());
goto icon_done;
}
SDL_SetWindowIcon(window, surface);
SDL_FreeSurface(surface);
plum_destroy_image(image);
icon_done:
SDL_ShowWindow(window);
int x = 0, y = 0;
player_new();
player_property(player, "x", "40");
player_property(player, "y", "40");
while (1) {
SDL_Event evt;
while (SDL_PollEvent(&evt)) {
switch (evt.type) {
case SDL_QUIT: // the last window is closed, or the app is asked to terminate
fputs("quitting...\n", stderr);
goto end;
case SDL_KEYDOWN:
case SDL_KEYUP: // a key on is pressed or released
if (evt.key.repeat)
break;
// check for ^Q and exit if pressed
if (evt.key.state == SDL_PRESSED && evt.key.keysym.sym == SDLK_q && evt.key.keysym.mod & KMOD_CTRL) {
goto end;
}
//static_assert(INPUT_LENGTH <= sizeof(input_now) * CHAR_BIT); // if this trips up, scope creep happened
for (unsigned key = 0, bit = 1; key < INPUT_LENGTH; key++, bit <<= 1) {
if (evt.key.keysym.scancode == keybinds[key]) {
if (evt.key.state == SDL_PRESSED)
input_now |= bit;
else
input_now &= ~bit;
}
}
//fprintf(stderr, "input: %0*b\n", INPUT_LENGTH, input_now);
break;
case SDL_MOUSEMOTION: // the cursor moves
//fprintf(stderr, "mouse at %4i %4i\n", evt.motion.x, evt.motion.y);
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP: // a left click or release
if (evt.button.state) {
//fprintf(stderr, "click %i\n", evt.button.button);
}
if (!evt.button.state) {
//fprintf(stderr, "unclick %i\n", evt.button.button);
}
break;
case SDL_MOUSEWHEEL: // the scroll wheel gets rolled
//fprintf(stderr, "scrolled by %2i %2i %4.1f %4.1f\n", evt.wheel.x, evt.wheel.y, evt.wheel.preciseX, evt.wheel.preciseY);
break;
case SDL_CLIPBOARDUPDATE: // annoying
break;
case SDL_WINDOWEVENT: // window related events
switch (evt.window.event) {
case SDL_WINDOWEVENT_SHOWN:
//fprintf(stderr, "window %u shown\n", evt.window.windowID);
break;
case SDL_WINDOWEVENT_HIDDEN:
//fprintf(stderr, "window %u hidden\n", evt.window.windowID);
break;
case SDL_WINDOWEVENT_EXPOSED:
//fprintf(stderr, "window %u exposed\n", evt.window.windowID);
break;
case SDL_WINDOWEVENT_MOVED: // a window is moved
//fprintf(stderr, "window %u moved %4i %4i\n", evt.window.windowID, evt.window.data1, evt.window.data2);
break;
case SDL_WINDOWEVENT_RESIZED: // a window is resized
//fprintf(stderr, "window %u resized %4i %4i\n", evt.window.windowID, evt.window.data1, evt.window.data2);
break;
case SDL_WINDOWEVENT_SIZE_CHANGED: // ?
break;
case SDL_WINDOWEVENT_MINIMIZED:
//fprintf(stderr, "window %u minimized\n", evt.window.windowID);
break;
case SDL_WINDOWEVENT_MAXIMIZED:
//fprintf(stderr, "window %u maximized\n", evt.window.windowID);
break;
case SDL_WINDOWEVENT_RESTORED:
//fprintf(stderr, "window %u restored\n", evt.window.windowID);
break;
case SDL_WINDOWEVENT_ENTER:
case SDL_WINDOWEVENT_LEAVE: // cursor enters or leaves a window
case SDL_WINDOWEVENT_FOCUS_GAINED:
case SDL_WINDOWEVENT_FOCUS_LOST: // keyboard
break;
case SDL_WINDOWEVENT_CLOSE: // a window is asked to close
//fprintf(stderr, "window %u closed\n", evt.window.windowID);
break;
case SDL_WINDOWEVENT_TAKE_FOCUS:
//fprintf(stderr, "window %u offered focus\n", evt.window.windowID);
break;
case SDL_WINDOWEVENT_HIT_TEST:
//fprintf(stderr, "window %u hit test\n", evt.window.windowID);
break;
default:
fprintf(stderr, "window %u event %i\n", evt.window.windowID, evt.window.event);
}
break;
default:
fprintf(stderr, "unknown event type %i\n", evt.type);
}
}
SDL_SetRenderTarget(renderer, NULL);
SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0);
SDL_RenderClear(renderer);
//SDL_RenderCopy(renderer, tilemap->wang_tileset, &(SDL_Rect) {0, 0, 128, 90}, &(SDL_Rect) {0, 0, 128, 90});
player[0].update(player);
//x += input_right(input_now) - input_left(input_now);
//y += input_down(input_now) - input_up(input_now);
x = (player[0].x / 16) - (WINDOW_WIDTH / 2);
y = (player[0].y / 16) - (WINDOW_HEIGHT / 2);
if (x < 0) {x = 0;} else if (x + WINDOW_WIDTH > tilemap->width * 8) {x = tilemap->width * 8 - WINDOW_WIDTH;}
if (y < 0) {y = 0;} else if (y + WINDOW_HEIGHT > tilemap->height * 8) {y = tilemap->height * 8 - WINDOW_HEIGHT;}
tilemap_background(tilemap, x, y, WINDOW_WIDTH, WINDOW_HEIGHT);
player[0].draw(player, x, y);
tilemap_foreground(tilemap, x, y, WINDOW_WIDTH, WINDOW_HEIGHT);
//SDL_RenderCopy(renderer, res_get_texture("meow").data, &(SDL_Rect) {0, 0, 128, 90}, &(SDL_Rect) {0, 0, 128, 90});
// then we wait for the next video frame
SDL_RenderPresent(renderer);
}
end:
tilemap_free(tilemap), tilemap = NULL;
SDL_DestroyRenderer(renderer);
SDL_DestroyWindow(window);
//SDL_QuitSubSystem(INIT_SUBSYSTEMS);
return 0;
}
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