From f70d503001632d83275db378aec0956adfc1f201 Mon Sep 17 00:00:00 2001
From: FlightControl <sven.van.de.velde@telenet.be>
Date: Fri, 22 Jan 2021 20:37:24 +0100
Subject: [PATCH] One demo program for vera modes.

---
 src/test/kc/examples/cx16/cx16-vera.c | 44 ++++++++++++++++++++++++++-
 1 file changed, 43 insertions(+), 1 deletion(-)

diff --git a/src/test/kc/examples/cx16/cx16-vera.c b/src/test/kc/examples/cx16/cx16-vera.c
index c7e98ee91..749a86c9e 100644
--- a/src/test/kc/examples/cx16/cx16-vera.c
+++ b/src/test/kc/examples/cx16/cx16-vera.c
@@ -111,6 +111,12 @@ void main() {
 
 void tile_16_x_16_8BPP_256_color() {
 
+    vera_layer_mode_text( 1, 0x00000, 0x0F800, 128, 128, 8, 8, 256 );
+    screenlayer(1);
+    textcolor(WHITE);
+    bgcolor(BLACK);
+    clrscr();
+
     byte tiles[256] = {
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
@@ -228,6 +234,12 @@ void tile_8_x_8_8BPP_256_color() {
     vera_layer_mode_tile(0, 0x04000, 0x14000, 128, 128, 8, 8, 8);
     vera_display_set_scale_none();
 
+    vera_layer_mode_text( 1, 0x00000, 0x0F800, 128, 128, 8, 8, 256 );
+    screenlayer(1);
+    textcolor(WHITE);
+    bgcolor(BLACK);
+    clrscr();
+
     byte tiles[64] = {
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
@@ -306,6 +318,12 @@ void tile_16_x_16_4BPP_16_color() {
     vera_layer_mode_tile(0, 0x04000, 0x14000, 128, 128, 16, 16, 4);
     vera_display_set_scale_none();
 
+    vera_layer_mode_text( 1, 0x00000, 0x0F800, 128, 128, 8, 8, 256 );
+    screenlayer(1);
+    textcolor(WHITE);
+    bgcolor(BLACK);
+    clrscr();
+
     byte tiles[2048] = {
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
@@ -513,6 +531,12 @@ void tile_8_x_8_4BPP_16_color() {
     vera_layer_mode_tile(0, 0x04000, 0x14000, 128, 128, 8, 8, 4);
     vera_display_set_scale_none();
 
+    vera_layer_mode_text( 1, 0x00000, 0x0F800, 128, 128, 8, 8, 256 );
+    screenlayer(1);
+    textcolor(WHITE);
+    bgcolor(BLACK);
+    clrscr();
+
     byte tiles[512] = {
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
@@ -622,6 +646,12 @@ void tile_16_x_16_2BPP_4_color() {
     vera_layer_mode_tile(0, 0x04000, 0x14000, 128, 128, 16, 16, 2);
     vera_display_set_scale_none();
 
+    vera_layer_mode_text( 1, 0x00000, 0x0F800, 128, 128, 8, 8, 256 );
+    screenlayer(1);
+    textcolor(WHITE);
+    bgcolor(BLACK);
+    clrscr();
+
     byte tiles[256] = {
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
         0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
@@ -698,6 +728,12 @@ void tile_8_x_8_2BPP_4_color() {
     vera_layer_mode_tile(0, 0x04000, 0x14000, 128, 128, 8, 8, 2);
     vera_display_set_scale_none();
 
+    vera_layer_mode_text( 1, 0x00000, 0x0F800, 128, 128, 8, 8, 256 );
+    screenlayer(1);
+    textcolor(WHITE);
+    bgcolor(BLACK);
+    clrscr();
+
     byte tiles[64] = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
                      0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,
                      0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,
@@ -788,6 +824,11 @@ void text_8_x_8_1BPP_16_color() {
     vera_display_set_scale_none();
     screenlayer(1);
 
+    textcolor(WHITE);
+    bgcolor(BLACK);
+    clrscr();
+
+
     for(byte c:0..255) {
         bgcolor(c);
         printf(" ++++++ ");
@@ -823,7 +864,6 @@ void bitmap_320_x_240_1BPP() {
     vera_layer_mode_bitmap(0, (dword)0x00000, 320, 1);
 
     vera_layer_mode_tile(1, 0x14000, 0x1F000, 128, 64, 8, 8, 1);
-    vera_display_set_scale_none();
     screenlayer(1);
 
     textcolor(WHITE);
@@ -874,6 +914,8 @@ void bitmap_320_x_240_1BPP() {
 
 void bitmap_640_x_480_1BPP() {
 
+    vera_display_set_scale_none();
+
     // Before we configure the bitmap pane into vera  memory we need to re-arrange a few things!
     // It is better to load all in bank 0, but then there is an issue.
     // So the default CX16 character set is located in bank 0, at address 0xF800.