X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fmain.c;fp=src%2Fmain.c;h=195f4a62f52b11d4efae03476c5e20e3c128ecb6;hb=5b98299a1aa716cc17cb5f70498c8e23cac945cb;hp=0eeaa5aea2c944057bbe59281e526add73e27d20;hpb=ca3123df6cd875b1361533020c1f4eebfe9da295;p=gba_blender

diff --git a/src/main.c b/src/main.c
index 0eeaa5a..195f4a6 100644
--- a/src/main.c
+++ b/src/main.c
@@ -15,23 +15,45 @@ GNU General Public License for more details.
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
+#include <stdlib.h>
 #include <string.h>
 #include "gbaregs.h"
 #include "timer.h"
 #include "keyb.h"
 #include "intr.h"
 #include "gfx.h"
+#include "xgl.h"
+#include "polyfill.h"
+#include "debug.h"
+
+#define MENU_HEIGHT		17
+#define TRACK_HEIGHT	18
+#define VP_HEIGHT		(160 - MENU_HEIGHT - TRACK_HEIGHT)
 
 static void handle_keys(void);
 
 extern struct { unsigned char r, g, b; } bgimg_cmap[];
 extern unsigned char bgimg_pixels[];
 
+struct xvertex varr[] = {
+	{0, -0xd000},
+	{-0x8000, 0x7000},
+	{0x8000, 0x7000}
+};
+
 int main(void)
 {
 	int i;
+	unsigned int nframes = 0, backbuf;
+	unsigned long tm0, tm;
 	uint16_t *cptr;
 	unsigned char r, g, b;
+	unsigned char *fbptr[2], *fb;
+	struct pvertex benchv[3] = {
+		{120 << 8, 8 << 8},
+		{75 << 8, 110 << 8},
+		{164 << 8, 80 << 8}
+	};
 
 	intr_init();
 	reset_msec_timer();
@@ -40,6 +62,11 @@ int main(void)
 	/* mode 4: 240x160 8bpp */
 	REG_DISPCNT = DISPCNT_BG2 | 4;
 
+	fbptr[0] = (unsigned char*)VRAM_LFB_FB0_ADDR;
+	fbptr[1] = (unsigned char*)VRAM_LFB_FB1_ADDR;
+
+	set_bg_color(0xff, 31, 31, 31);
+
 	cptr = (uint16_t*)CRAM_BG_ADDR;
 	for(i=0; i<128; i++) {
 		r = bgimg_cmap[i].r >> 3;
@@ -47,14 +74,42 @@ int main(void)
 		b = bgimg_cmap[i].b >> 3;
 		*cptr++ = r | (g << 5) | (b << 10);
 	}
-	memcpy((void*)VRAM_LFB_FB0_ADDR, bgimg_pixels, 240 * 160);
-	memcpy((void*)VRAM_LFB_FB1_ADDR, bgimg_pixels, 240 * 160);
+	for(i=0; i<128; i++) {
+		r = (rand() & 0xf) + 8;
+		g = (rand() & 0xf) + 8;
+		b = (rand() & 0xf) + 8;
+		*cptr++ = r | (g << 5) | (b << 10);
+	}
+	memcpy(fbptr[0], bgimg_pixels, 240 * 160);
+	memcpy(fbptr[1], bgimg_pixels, 240 * 160);
+
+	xgl_init();
+	xgl_viewport(0, MENU_HEIGHT, 240, VP_HEIGHT);
+
+	/* benchmark */
+	polyfill_framebuffer(fbptr[0] + 240 * MENU_HEIGHT, 240, VP_HEIGHT);
+	tm0 = timer_msec;
+	for(i=0; i<2048; i++) {
+		polyfill_flat(benchv, 3, 128 + (i & 0x7f));
+	}
+	tm = timer_msec - tm0;
+	emuprint("benchmark: %lu ms\n", tm);
 
 	/*key_repeat(500, 75, KEY_LEFT | KEY_RIGHT | KEY_DOWN | KEY_UP);*/
 
 	for(;;) {
+		backbuf = ++nframes & 1;
+
+		fb = fbptr[backbuf] + 240 * MENU_HEIGHT;
+		polyfill_framebuffer(fb, 240, VP_HEIGHT);
+		memset(fb, 14, 240 * VP_HEIGHT);
+
+		xgl_load_identity();
+		xgl_rotate_z(nframes << 8);
+		xgl_draw(XGL_TRIANGLES, varr, 3);
+
 		wait_vblank();
-		swap_buffers();
+		present(backbuf);
 	}
 
 	return 0;