//////////////////////////////////////////////////////////////////////////////
// MAIN: code execution starts here
// Initializes buffers at 0x4000 and 0xC000 and goes switching between
// both of them on keypresses
//
void main(void) {
u8 scr = 0; // Video buffer selector: selects what is to be shown on the screen
u16 pattern; // Will contain a 4 pixel-colour pattern
// First, Initialize the CPC
initializeCPC();
// Construct a color pattern with 4 consecutive pixels of 4 different
// colours in mode 0, that will be used to fill up the second buffer
pattern = ( cpct_px2byteM0(4, 6) << 8 ) | cpct_px2byteM0(8, 9);
// Second, Set up the 0x4000 video buffer. This set up will erase
// all code placed in the 0x4000 area that has already been used
// for initializing the CPC. Therefore, this code will have been
// used one and then replaced to gain some space.
setUpVideoBuffer(VMEM_1, pattern, "0x4000 Screen Buffer", 0, 6);
// Main Loop
while (1) {
// Wait for VSYNC and show pressently
// selected video buffer in the screen
cpct_waitVSYNC();
cpct_setVideoMemoryPage(g_buffers[scr]); // Sets the memory page that will be shown on screen
// Select the alternate video buffer and wait
// for a keypress to change what is being shown on screen
scr = scr ^ 0x01; // Does operation scr XOR 1, which alternates the value of the last bit of scr,
// ... so that it alternates between 0 and 1.
wait4KeyPress();
}
}
void drawScoreBoard() {
u8 i;
u32 c = 0;
cpct_waitVSYNC();
cpct_memset(CPCT_VMEM_START, cpct_px2byteM0(0, 0), 0x4000);
drawText("AMSTHREES SCOREBOARD", 13, 2, 1);
for (i = 0; i < 8; i++) {
drawNumber(i + 1, 2, 5, 30 + (i * 15));
drawText(nameHallOfFame[i], 14, 30 + (i * 15), 0);
drawNumber(scoreHallOfFame[i], 1, 69, 30 + (i * 15));
}
drawText("JOHN LOBO", 25, 170, 1);
drawText("@ GLASNOST CORP 2016", 11, 185, 1);
c = 40000; // Number of loops passed if not keypressed
// Wait 'till the user presses a key, counting loop iterations
do {
c--; // One more cycle
cpct_scanKeyboard_f(); // Scan the keyboard
} while (( ! cpct_isAnyKeyPressed_f() ) && c > 0);
//delay(2000);
}
////////////////////////////////////////////////////////////////////////////////
// Initializes elements of the screen on the initialization of a new game
//
void initializeGameScreen(u16 hiscore) {
u8* pscr; // Pointer to the screen location where we want to draw
u8 c; // Colour pattern to draw
u8 str[6]; // Score
// Clear the screen
cpct_clearScreen(0);
//
// Draw backgrounds and Hi-Score
//
c = cpct_px2byteM0(8,8); // Colour pattern 8-8 (black-black)
// Draw black background for scoreboard
pscr = cpct_getScreenPtr(CPCT_VMEM_START, 54, 0);
cpct_drawSolidBox(pscr, c, 26, 200);
// Draw "HI" string
pscr = cpct_getScreenPtr(CPCT_VMEM_START, 60, 16);
cpct_drawStringM0("HI", pscr, 3, 8);
// Draw HI-Score
pscr = cpct_getScreenPtr(CPCT_VMEM_START, 60, 24);
sprintf(str, "%5u", hiscore);
cpct_drawStringM0(str, pscr, 15, 8);
// Draw Credits
pscr = cpct_getScreenPtr(CPCT_VMEM_START, 60, 172);
cpct_drawSprite(G_credits, pscr, 20, 27);
// Draw tiled frame around playing area
drawFrame(CPCT_VMEM_START, 0);
}
u8 randomCreateNewBlock(u8 y, u8 h, u8 rndinc) {
u8 last_y = g_blocks[g_lastBlock-1].ny; // y coordinate of the upmost block
u8 created = 0; // Flag to signal if a new block was created
// If there is enough pixel space, create a random number (0-31) and,
// if it is less than last_y (18...31), create a new platform
if ( (RAND_0_15(1) + MINPIXELSPACE) < last_y ) {
u8 w; // Random Width for the new block
u8 x = G_minX + RAND_0_63(1); // Random X for the new block
// If random x is out of range, modularize it to set it on range
if (x >= G_maxX - 1) x = x - G_maxX + G_minX;
// Create random width for the new platform (4..19)
w = RAND_0_15(rndinc) + 4;
// If rightmost pixel of the new block exceedes range,
// adjust it to the limits
if (x + w > G_maxX) w = G_maxX - x;
// Create the new solid block (if there is enough space)
if ( newSolidBlock(x, y, w, h, cpct_px2byteM0(G_platfColour, G_platfColour)) )
created = 1;
}
return created;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
// Initialize entities
// Sets up entities at their initial values
//
void initializeEntities() {
TPhysics *p = ((TPhysics*)&g_Character.entity.phys);
G_platfColour = cpct_px2byteM0(8, 8);
G_scrollVel = 3 * SCALE / FPS; // Scroll down velocity, 3 px/sec
g_movingBlocks = 0;
// Initialize blocks
g_lastBlock = 0; // Block ID
newSolidBlock( 4, 120, 50, 5, G_platfColour); // 0 /
newSolidBlock(14, 100, 10, 3, G_platfColour); // 1 /
newSolidBlock(34, 100, 10, 3, G_platfColour); // 2 /
newSolidBlock(26, 80, 6, 3, G_platfColour); // 3 /
newSolidBlock( 8, 60, 10, 3, G_platfColour); // 4 /
newSolidBlock(36, 55, 10, 3, G_platfColour); // 5 /
newSolidBlock(20, 30, 20, 3, G_platfColour); // 6 /
newSolidBlock( 9, 10, 10, 3, G_platfColour); // 7 /
newSolidBlock(44, 9, 4, 3, G_platfColour); // 8 /
G_score = 9; // 9 points for the 9 starting blocks
G_platfColour = 8;
// Initialize main character
setEntityLocation(&g_Character.entity, 28, 120-20, 0, 0, 1);
// Define initial collition range
g_colMinBlock = 0;
g_colMaxBlock = 2;
}
//////////////////////////////////////////////////////////////////
// drawMenu
//
//
//
// Returns:
// void
//
void drawMenu() {
u8* pvmem;
cpct_waitVSYNC();
cpct_memset(CPCT_VMEM_START, cpct_px2byteM0(0, 0), 0x4000);
//Small Logo
pvmem = cpct_getScreenPtr(CPCT_VMEM_START, 23, 0);
cpct_drawSprite(logo_micro, pvmem, 5, 18);
drawText("AMSTHREES", 30, 4, 0);
// Session Highest Card
drawText("SESSION", 1, 57, 0);
drawText("HIGH", 5, 72, 0);
pvmem = cpct_getScreenPtr(CPCT_VMEM_START, 7, 92);
cpct_drawSprite(cards[highestCardAll], pvmem, CARD_W, CARD_H);
drawFrame(23, 43, 76, 151);
//Camelot Mode Badgae
if (camelotMode) {
pvmem = cpct_getScreenPtr(CPCT_VMEM_START, 80 - G_CAMELOTBADGE_W, 8);
cpct_drawSpriteMaskedAlignedTable(g_camelotBadge, pvmem, G_CAMELOTBADGE_W, G_CAMELOTBADGE_H, am_tablatrans);
}
drawText("REDEFINE", 38, 60, 0);
drawText("MUSIC", 38, 80, 0);
if (playing)
drawText("OFF", 56, 80, 0);
else
drawText("ON", 56, 80, 0);
drawText("HELP", 38, 100, 0);
drawText("PLAY", 38, 120, 0);
drawNumber(1, 1, 31, 60);
drawNumber(2, 1, 31, 80);
drawNumber(3, 1, 31, 100);
drawNumber(4, 1, 31, 120);
drawText("JOHN LOBO", 25, 170, 1);
drawText("@ GLASNOST CORP 2016", 11, 185, 1);
drawMarker();
}
