lauchmelder/NESEmulator
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added mappers (not working)

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Lauchmelder 2021-10-28 16:57:37 +02:00
parent 034645154d
commit 9039fa0ccf
14 changed files with 512 additions and 106 deletions
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34
NES Emulator/main.c
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@ -1,5 +1,6 @@
#include "bus.h"
#include "ppu.h"
#include "cartridge.h"
#include <stdio.h>
#include <SDL.h>
@ -8,7 +9,7 @@ int main(int argc, char** argv)
{
SDL_Init(SDL_INIT_VIDEO);
SDL_Window* window = SDL_CreateWindow("NES Emulator", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 800, 800, SDL_WINDOW_SHOWN);
SDL_Window* window = SDL_CreateWindow("NES Emulator", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 1400, 800, SDL_WINDOW_SHOWN);
if (window == NULL)
{
fprintf(stderr, "Failed to create SDL_Window.\n");
@ -24,6 +25,17 @@ int main(int argc, char** argv)
struct Bus* bus = createBus(renderer);
SDL_Texture* patternTables[2];
for (int i = 0; i < 2; i++)
{
patternTables[i] = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_RGB332, SDL_TEXTUREACCESS_STREAMING, 64, 64);
if (patternTables[i] == NULL)
{
fprintf(stderr, "Failed to create pattern table texture\n");
exit(-1);
}
}
SDL_Event event;
int running = 1;
while(running)
@ -49,15 +61,15 @@ int main(int argc, char** argv)
SDL_SetRenderDrawColor(renderer, 20, 0, 20, 0);
SDL_RenderClear(renderer);
SDL_Texture* tableTexture = getPatternTableTexture(bus->ppu, 0);
getPatternTableTexture(bus->cartridge, patternTables[0], 0);
SDL_Rect target = { 10, 10, 256, 256 };
SDL_RenderCopy(renderer, tableTexture, NULL, &target);
SDL_RenderCopy(renderer, patternTables[0], NULL, &target);
tableTexture = getPatternTableTexture(bus->ppu, 1);
getPatternTableTexture(bus->cartridge, patternTables[1], 1);
target.x = 256 + 10 + 10;
SDL_RenderCopy(renderer, tableTexture, NULL, &target);
SDL_RenderCopy(renderer, patternTables[1], NULL, &target);
tableTexture = getNameTableTexture(bus->ppu, 0);
SDL_Texture* tableTexture = getNameTableTexture(bus->ppu, 0);
target.x = 10;
target.y = 256 + 10 + 10;
SDL_RenderCopy(renderer, tableTexture, NULL, &target);
@ -66,9 +78,19 @@ int main(int argc, char** argv)
target.x = 256 + 10 + 10;
SDL_RenderCopy(renderer, tableTexture, NULL, &target);
tableTexture = getScreenTexture(bus->ppu);
target.x = 10 + 256 + 10 + 256 + 10;
target.y = 10;
target.w = 256 * 3;
target.h = 240 * 3;
SDL_RenderCopy(renderer, tableTexture, NULL, &target);
SDL_RenderPresent(renderer);
}
for (int i = 0; i < 2; i++)
SDL_DestroyTexture(patternTables[i]);
destroyBus(bus);
SDL_DestroyRenderer(renderer);