# HG changeset patch
# User John Tsiombikas <nuclear@member.fsf.org>
# Date 1501141356 -10800
# Node ID 200e512488e4dcfb0c0021b7f320035c7a9c50ce
# Parent  b98fa9b135eaf6dc101401c5715e280471673bdd
reduced sky copperlist, works on emulator only apparently

diff -r b98fa9b135ea -r 200e512488e4 src/main.c
--- a/src/main.c	Thu Jul 27 02:34:42 2017 +0300
+++ b/src/main.c	Thu Jul 27 10:42:36 2017 +0300
@@ -26,26 +26,33 @@
 #define MAX_GRID_SHADES		6
 static uint32_t *cplist_pal[MAX_GRID_SHADES];
 
-#define MAX_SKY_SHADES		32
-static uint16_t sky_color[] = {
-	0x204,
-	0x306,
-	0x307,
-	0x408, 0x408,
-	0x509,
-	0x50a,
-	0x60b, 0x60b,
-	0x60c, 0x60c,
-	0x70c, 0x70c,
-	0x80c,
-	0x80d,
-	0x90d, 0x90d,
-	0xa0d,
-	0xb0c, 0xb0c, 0xb0c,
-	0xc0c, 0xc0c,
-	0xd0c, 0xd0c,
-	0xd0b, 0xd0b, 0xd0b, 0xd0b,
-	0xe0a, 0xe0a, 0xe0a
+#define MAX_SKY_SHADES		25
+static uint16_t sky_color[][2] = {
+	{0, 0x204},
+	{2, 0x205},
+	{3, 0x305},
+	{4, 0x306},
+	{8, 0x307},
+	{10, 0x407},
+	{12, 0x408},
+	{18, 0x508},
+	{20, 0x509},
+	{26, 0x50a},
+	{28, 0x60a},
+	{30, 0x60b},
+	{38, 0x60c},
+	{46, 0x70c},
+	{52, 0x80c},
+	{58, 0x80d},
+	{62, 0x90d},
+	{68, 0xa0d},
+	{72, 0xb0d},
+	{74, 0xb0c},
+	{86, 0xc0c},
+	{94, 0xd0c},
+	{102, 0xd0b},
+	{116, 0xe0b},
+	{118, 0xe0a}
 };
 
 int init(void);
@@ -78,8 +85,6 @@
 		for(i=0; i<MAX_GRID_SHADES; i++) {
 			cplptr = (uint16_t*)cplist_pal[i];
 			for(j=1; j<8; j++) {
-				/*uint16_t foo = 15 * (i + 1) / MAX_GRID_SHADES;
-				cplptr[1] = (foo << 8) | (foo << 4) | foo;*/
 				uint16_t r = ((grid_pal[j] & 0xf00) >> 8) * (i + 1) / MAX_GRID_SHADES;
 				uint16_t g = ((grid_pal[j] & 0xf0) >> 4) * (i + 1) / MAX_GRID_SHADES;
 				uint16_t b = (grid_pal[j] & 0xf) * (i + 1) / MAX_GRID_SHADES;
@@ -128,9 +133,12 @@
 
 	grid_pal = (uint16_t*)(grid_addr + BPLSIZE * 3);
 
-	grid_bpl0_addr = grid_addr;
-	grid_bpl1_addr = grid_addr + BPLSIZE;
-	grid_bpl2_addr = grid_addr + BPLSIZE * 2;
+	/* XXX +10 hardcoded temporary scroll to see the middle of the grid
+	 * until we implement proper scrolling and parallax
+	 */
+	grid_bpl0_addr = grid_addr + 10;
+	grid_bpl1_addr = grid_addr + BPLSIZE + 10;
+	grid_bpl2_addr = grid_addr + BPLSIZE * 2 + 10;
 
 	for(i=0; i<8; i++) {
 		REG_COLOR_PTR[i] = grid_pal[i];
@@ -141,11 +149,11 @@
 	add_copper(COPPER_MOVE(REGN_BPL1PTH, backdrop_addr >> 16));
 	add_copper(COPPER_MOVE(REGN_BPL1PTL, backdrop_addr));
 
-	add_copper(COPPER_MOVE(REGN_COLOR1, sky_color[0]));
+	add_copper(COPPER_MOVE(REGN_COLOR1, sky_color[0][1]));
 
 	for(i=0; i<MAX_SKY_SHADES; i++) {
-		add_copper(COPPER_VWAIT(i * 128 / MAX_SKY_SHADES));
-		add_copper(COPPER_MOVE(REGN_COLOR1, sky_color[i]));
+		add_copper(COPPER_VWAIT(sky_color[i][0]));
+		add_copper(COPPER_MOVE(REGN_COLOR1, sky_color[i][1]));
 	}
 
 	add_copper(COPPER_VWAIT(125));