Re: Gameroom d'un bricoleur
Posté: 27 Nov 2019, 18:59
Sublime tout simplement!!!
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Technical note: board is hardwired for 3-bit RGB (8 colors). The Game Boy DMG's 4 'colors' are mapped in the firmware to the lower 4 colors of this palette.
if(dout == 3) begin //check pixel buffer data
vga_r_r <= 0;
vga_g_r <= 0;
vga_b_r <= 1; // BLUE
end
else if(dout == 2) begin
vga_r_r <= 0;
vga_g_r <= 1; // GREEN
vga_b_r <= 0;
end
else if(dout == 1) begin
vga_r_r <= 0;
vga_g_r <= 1; // GREEN
vga_b_r <= 1; // + BLUE = CYAN
end
else begin
vga_r_r <= 0; // BLACK
vga_g_r <= 0;
vga_b_r <= 0;
if(dout == 3) begin //check pixel buffer data
vga_r_r <= 0;
vga_g_r <= 0;
vga_b_r <= 0; // NOTHING=BLACK
end
else if(dout == 2) begin
vga_r_r <= 0;
vga_g_r <= 0;
vga_b_r <= 1; // BLUE
end
else if(dout == 1) begin
vga_r_r <= 0;
vga_g_r <= 1; // GREEN
vga_b_r <= 1; // + BLUE = CYAN
end
else begin
vga_r_r <= 1; // RED
vga_g_r <= 1; //+ GREEN
vga_b_r <= 1; //+BLUE = WHITE