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[gbajam22] / src / gamescr.c

diff --git a/src/gamescr.c b/src/gamescr.c
index cacb40d..6449914 100644 (file)
--- a/src/gamescr.c
+++ b/src/gamescr.c
@@ -6,27 +6,73 @@
 #include "util.h"
 #include "intr.h"
 #include "input.h"
+#include "player.h"
 #include "sprite.h"
 #include "debug.h"
+#include "level.h"
+#include "xgl.h"
+#include "polyfill.h"
 
+static void update(void);
 static void draw(void);
 static void vblank(void);
 
 static int nframes, num_vbl, backbuf;
 static uint16_t *vram[] = { (uint16_t*)VRAM_LFB_FB0_ADDR, (uint16_t*)VRAM_LFB_FB1_ADDR };
-static uint16_t bnstate;
+
+static const char *testlvl =
+       "########\n"
+       "###   s#\n"
+       "### ####\n"
+       "###    #\n"
+       "##     #\n"
+       "##     #\n"
+       "##     #\n"
+       "## ### #\n"
+       "## ### #\n"
+       "##     #\n"
+       "#### ###\n"
+       "########\n";
+
+static struct xvertex tm_floor[] __attribute__((section(".rodata"))) = {
+       {0x10000, -0x10000, 0x10000,    0, 0x10000, 0,  210},
+       {-0x10000, -0x10000, 0x10000,   0, 0x10000, 0,  210},
+       {-0x10000, -0x10000, -0x10000,  0, 0x10000, 0,  210},
+       {0x10000, -0x10000, -0x10000,   0, 0x10000, 0,  210}
+};
+
+
+static struct level *lvl;
+
+static struct player player;
 
 
 void gamescr(void)
 {
        int i;
+       unsigned char *fb;
+       uint16_t *cmap;
 
        REG_DISPCNT = 4 | DISPCNT_BG2 | DISPCNT_OBJ | DISPCNT_FB1;
 
-       vblperf_setcolor(0xff);//192);
+       vblperf_setcolor(1);
+
+       lvl = init_level(testlvl);
+
+       xgl_init();
+
+       memset(&player, 0, sizeof player);
+       player.phi = 0x100;
+
+       cmap = (uint16_t*)CRAM_BG_ADDR;
+       *cmap++ = 0;
+       for(i=1; i<255; i++) {
+               *cmap++ = rand();
+       }
+       *cmap = 0xffff;
+
 
-       fillblock_16byte(vram[0], 0xffffffff, 240 * 160 / 16);
-       fillblock_16byte(vram[1], 0xffffffff, 240 * 160 / 16);
+       select_input(BN_DPAD | BN_A | BN_B);
 
        mask(INTR_VBLANK);
        screen_vblank = vblank;
@@ -35,9 +81,12 @@ void gamescr(void)
        nframes = 0;
        for(;;) {
                backbuf = ++nframes & 1;
+               fb = (unsigned char*)vram[backbuf];
 
-               bnstate = ~REG_KEYINPUT;
+               polyfill_framebuffer(fb, 240, 160);
+               fillblock_16byte(fb, 0, 240 * 160 / 16);
 
+               update();
                draw();
 
                vblperf_end();
@@ -47,18 +96,39 @@ void gamescr(void)
        }
 }
 
+static void update(void)
+{
+       uint16_t bnstate;
+
+       bnstate = get_input();
+
+       player_input(&player, bnstate);
+
+       upd_vis(lvl, &player);
+}
+
 static void draw(void)
 {
-       int i, j;
-       uint16_t pix;
-       uint16_t *fb = vram[backbuf];
-
-       for(i=0; i<160; i++) {
-               for(j=0; j<240/2; j++) {
-                       pix = ((i^j) << 1) & 0xff;
-                       pix |= (i^j) << 9;
-                       *fb++ = pix;
-               }
+       int i, x, y;
+       struct cell *cell;
+
+       xgl_load_identity();
+       xgl_translate(0, 0, 0x100000);
+       xgl_rotate_x(player.phi);
+       xgl_rotate_y(player.theta);
+       xgl_translate(player.x, 0, player.y);
+
+       for(i=0; i<lvl->numvis; i++) {
+               cell = lvl->vis[i];
+
+               x = (int32_t)(cell->x - player.cx) << 17;
+               y = -(int32_t)(cell->y - player.cy) << 17;
+
+               xgl_push_matrix();
+               xgl_translate(x, 0, y);
+               xgl_index(i + 1);
+               xgl_draw(XGL_QUADS, tm_floor, sizeof tm_floor / sizeof *tm_floor);
+               xgl_pop_matrix();
        }
 }