nickorlow/yayacemu
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

rng module

Browse source
This commit is contained in:
Nicholas Orlowsky 2024-04-15 10:50:30 -05:00
parent 3a37bc7d68
commit 6ef29f55e7
Signed by: nickorlow
GPG key ID: 838827D8C4611687
4 changed files with 36 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

22
yayacemu.cpp
View file

@ -18,6 +18,9 @@ SDL_Window *window;
SDL_Renderer *renderer;
SDL_Texture *texture;
int keys[16];
bool is_beeping;
void init_screen() {
SDL_Init(SDL_INIT_EVERYTHING);
window = SDL_CreateWindow(
@ -30,7 +33,7 @@ void init_screen() {
SDL_TEXTUREACCESS_STREAMING, SCREEN_WIDTH,
SCREEN_HEIGHT);
}
bool is_beeping;
void draw_screen(const svLogicVecVal *vram) {
uint32_t *screen = (uint32_t *)malloc(SCREEN_WIDTH * SCREEN_HEIGHT * 32);
for (int i = 0; i < 1024; i++) {
@ -45,21 +48,12 @@ void draw_screen(const svLogicVecVal *vram) {
SDL_RenderCopy(renderer, texture, NULL, NULL);
SDL_RenderPresent(renderer);
free(screen);
// std::cout << "INF_EMU: Drawing Frame" << '\n';
}
// 1 2 3 A
// 4 5 6 B
// 7 8 9 C
// * 0 # D
//
int keys[16];
uint8_t get_key(uint8_t col) {
SDL_Event event;
uint8_t res = 0xFF;
// col 1000 - r1
while (SDL_PollEvent(&event)) {
uint8_t down = 0;
switch (event.type) {
@ -178,10 +172,12 @@ uint8_t get_key(uint8_t col) {
if (col == 0b1011)
res = res & 0b0111;
}
if (keys[12] == 1) {
if (col == 0b0111)
res = res & 0b1110;
}
if (keys[13] == 1) {
if (col == 0b0111)
res = res & 0b1101;
@ -191,13 +187,12 @@ uint8_t get_key(uint8_t col) {
if (col == 0b0111)
res = res & 0b1011;
}
if (keys[15] == 1) {
if (col == 0b0111)
res = res & 0b0111;
}
//if (res != 0)
// printf("%04b %04b\n", res, col);
return res;
}
@ -214,11 +209,10 @@ int main(int argc, char **argv) {
dut->fpga_clk ^= 1;
dut->eval();
is_beeping = dut->beep == 1;
if (SDL_QuitRequested()) {
std::cout << "INF_EMU: Received Quit from SDL. Goodbye!" << '\n';
std::cout << "Goodbye!" << '\n';
break;
}
}