lifning
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cgbwebcam
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okay uh apparently they do not like dialogs in AppInit

This commit is contained in:
lif 2024-12-24 14:41:08 -08:00
parent 2eb14f09e1
commit 5d632a2943
1 changed files with 121 additions and 101 deletions
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222
main.c
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@ -1,5 +1,4 @@
#define SDL_MAIN_USE_CALLBACKS 1
#include "SDL3/SDL_atomic.h"
#include "SDL3/SDL_blendmode.h"
#include "SDL3/SDL_camera.h"
#include "SDL3/SDL_dialog.h"
@ -20,6 +19,7 @@
#include "mgba/core/core.h"
#include "mgba/core/interface.h"
#include "mgba/feature/commandline.h"
#include "mgba/internal/gb/video.h"
#include <stdio.h>
#include <string.h>
@ -39,6 +39,12 @@
static SDL_Surface* scaled = NULL;
static SDL_Surface* filtered[NUM_CHANNELS] = { NULL, NULL, NULL };
enum DialogState {
DIALOG_NEVER = 0,
DIALOG_OPENED,
DIALOG_CLOSED,
};
struct AppState {
SDL_Camera* camera;
SDL_Window* window;
@ -54,6 +60,9 @@ struct AppState {
bool texture_updated;
SDL_Texture* textures[NUM_CHANNELS];
SDL_Surface* screens[NUM_CHANNELS];
enum DialogState dialog_state;
struct mArguments args;
struct mCore* cores[NUM_CHANNELS];
/* GB button presses fed to mgba */
@ -84,12 +93,12 @@ enum mColorFormat pixfmt_sdl_to_mgba(uint32_t sdl_fmt) {
const SDL_DialogFileFilter DIALOG_FILENAME_FILTER[1] = {{ "Gameboy Camera ROM", "gb" }};
static void SDLCALL dialog_callback(void* userdata, const char* const* files, int filter) {
struct AppState* st = (struct AppState*)userdata;
if (files && *files) {
SDL_Log("\nSelected: %s", *files);
SDL_SetAtomicPointer((void**)userdata, strdup(*files));
} else {
exit(1);
st->args.fname = strdup(*files);
}
st->dialog_state = DIALOG_CLOSED;
}
void myStartRequestImageRed(struct mImageSource* self, unsigned w, unsigned h, int colorFormats) {
@ -270,12 +279,6 @@ bool SelectCamera(struct AppState* st) {
}
SDL_AppResult SDL_AppInit(void** appstate, int argc, char* argv[]) {
int i;
unsigned w, h;
struct mArguments args;
bool parsed = mArgumentsParse(&args, argc, argv, NULL, 0);
struct AppState* st = malloc(sizeof(struct AppState));
memset(st, 0, sizeof(struct AppState));
*appstate = st;
@ -283,21 +286,13 @@ SDL_AppResult SDL_AppInit(void** appstate, int argc, char* argv[]) {
/* Enable standard application logging */
SDL_SetLogPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
bool parsed = mArgumentsParse(&st->args, argc, argv, NULL, 0);
if (!parsed) {
SDL_Log("Couldn't parse arguments");
return SDL_APP_FAILURE;
}
if (!args.fname) {
SDL_ShowOpenFileDialog(dialog_callback, &args.fname, NULL, DIALOG_FILENAME_FILTER, 1, NULL, false);
printf("Must provide a Gameboy Camera ROM");
do {
putchar('.');
fflush(stdout);
SDL_Delay(1000);
} while (!SDL_GetAtomicPointer((void**)&args.fname));
}
gb_img_src[0].requestImage = myRequestImageRed;
gb_img_src[0].startRequestImage = myStartRequestImageRed;
gb_img_src[0].stopRequestImage = myStopRequestImageRed;
@ -308,40 +303,12 @@ SDL_AppResult SDL_AppInit(void** appstate, int argc, char* argv[]) {
gb_img_src[2].startRequestImage = myStartRequestImageBlue;
gb_img_src[2].stopRequestImage = myStopRequestImageBlue;
for (i = 0; i < NUM_CHANNELS; i++) {
struct mCore* core = mCoreFind(args.fname);
if (!core || !core->init(core)) {
SDL_Log("Couldn't initialize mgba core!");
return SDL_APP_FAILURE;
}
if (!mCoreLoadFile(core, args.fname)) {
SDL_Log("Failed to load ROM");
return SDL_APP_FAILURE;
}
mCoreConfigInit(&core->config, NULL);
/*mCoreConfigLoad(&core->config);*/
mArgumentsApply(&args, NULL, 0, &core->config);
mCoreConfigSetDefaultValue(&core->config, "idleOptimization", "detect");
mCoreConfigSetDefaultValue(&core->config, "frameskip", "4");
mCoreConfigSetDefaultValue(&core->config, "sgb.borders", "0");
mCoreLoadConfig(core);
st->cores[i] = core;
}
/* without loss of generality */
st->cores[0]->desiredVideoDimensions(st->cores[0], &w, &h);
if (!SDL_Init(SDL_INIT_VIDEO | SDL_INIT_CAMERA)) {
SDL_Log("Couldn't initialize SDL3: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
st->window = SDL_CreateWindow("cgbwebcam", w, h, SDL_WINDOW_RESIZABLE);
st->window = SDL_CreateWindow("cgbwebcam", GB_VIDEO_HORIZONTAL_PIXELS, GB_VIDEO_VERTICAL_PIXELS, SDL_WINDOW_RESIZABLE);
if (!st->window) {
SDL_Log("Couldn't create window: %s", SDL_GetError());
return SDL_APP_FAILURE;
@ -355,58 +322,6 @@ SDL_AppResult SDL_AppInit(void** appstate, int argc, char* argv[]) {
SDL_SetLogPriorities(SDL_LOG_PRIORITY_VERBOSE);
for (i = 0; i < NUM_CHANNELS; i++) {
int j;
struct mCore* core = st->cores[i];
SDL_Texture* texture;
SDL_Surface* screen = SDL_CreateSurface(w, h, SCREEN_FMT);
core->setVideoBuffer(core, screen->pixels, screen->pitch / BYTES_PER_PIXEL);
st->screens[i] = screen;
/* Create texture with appropriate format */
texture = SDL_CreateTextureFromSurface(st->renderer, st->screens[0]);
if (!texture) {
SDL_Log("Couldn't create texture: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_SetTextureBlendMode(texture, SDL_BLENDMODE_ADD);
st->textures[i] = texture;
core->setPeripheral(core, mPERIPH_IMAGE_SOURCE, &gb_img_src[i]);
core->reset(core);
core->setKeys(core, 0);
for (j = 0; j < 600; j++) {
core->runFrame(core);
}
core->setKeys(core, 1); /* title screen */
core->runFrame(core);
core->setKeys(core, 0);
for (j = 0; j < 25; j++) {
core->runFrame(core);
}
core->setKeys(core, 1); /* select 'shoot' */
core->runFrame(core);
core->setKeys(core, 0);
for (j = 0; j < 75; j++) {
core->runFrame(core);
}
core->setKeys(core, 1); /* select 'shoot' again */
core->runFrame(core);
core->setKeys(core, 0);
for (j = 0; j < 100; j++) {
core->runFrame(core);
}
SDL_Log("prepared core %d", i);
}
SDL_SetTextureColorMod(st->textures[0], 255, 0, 0);
SDL_SetTextureColorMod(st->textures[1], 0, 255, 0);
SDL_SetTextureColorMod(st->textures[2], 0, 0, 255);
return SDL_APP_CONTINUE; /* start the main app loop. */
}
@ -558,6 +473,111 @@ SDL_AppResult SDL_AppEvent(void *appstate, SDL_Event *event) {
SDL_AppResult SDL_AppIterate(void* appstate) {
struct AppState* st = (struct AppState*)appstate;
if (!st->cores[0]) {
unsigned w, h;
int i;
if (!st->args.fname) {
switch (st->dialog_state) {
case DIALOG_NEVER:
SDL_Log("Select your Gameboy Camera ROM dump...");
st->dialog_state = DIALOG_OPENED;
SDL_ShowOpenFileDialog(dialog_callback, st, st->window, DIALOG_FILENAME_FILTER, 1, NULL, false);
return SDL_APP_CONTINUE;
case DIALOG_OPENED:
SDL_Delay(100);
return SDL_APP_CONTINUE;
case DIALOG_CLOSED:
SDL_Log("Must provide a Gameboy Camera ROM");
return SDL_APP_FAILURE;
default:
SDL_Log("Invalid dialog state");
return SDL_APP_FAILURE;
}
}
for (i = 0; i < NUM_CHANNELS; i++) {
struct mCore* core = mCoreFind(st->args.fname);
if (!core || !core->init(core)) {
SDL_Log("Couldn't initialize mgba core!");
return SDL_APP_FAILURE;
}
if (!mCoreLoadFile(core, st->args.fname)) {
SDL_Log("Failed to load ROM");
return SDL_APP_FAILURE;
}
mCoreConfigInit(&core->config, NULL);
/*mCoreConfigLoad(&core->config);*/
mArgumentsApply(&st->args, NULL, 0, &core->config);
mCoreConfigSetDefaultValue(&core->config, "idleOptimization", "detect");
mCoreConfigSetDefaultValue(&core->config, "frameskip", "4");
mCoreConfigSetDefaultValue(&core->config, "sgb.borders", "0");
mCoreLoadConfig(core);
st->cores[i] = core;
}
/* without loss of generality */
st->cores[0]->desiredVideoDimensions(st->cores[0], &w, &h);
SDL_SetWindowSize(st->window, w, h);
for (i = 0; i < NUM_CHANNELS; i++) {
int j;
struct mCore* core = st->cores[i];
SDL_Texture* texture;
SDL_Surface* screen = SDL_CreateSurface(w, h, SCREEN_FMT);
core->setVideoBuffer(core, screen->pixels, screen->pitch / BYTES_PER_PIXEL);
st->screens[i] = screen;
/* Create texture with appropriate format */
texture = SDL_CreateTextureFromSurface(st->renderer, st->screens[0]);
if (!texture) {
SDL_Log("Couldn't create texture: %s", SDL_GetError());
return SDL_APP_FAILURE;
}
SDL_SetTextureBlendMode(texture, SDL_BLENDMODE_ADD);
st->textures[i] = texture;
core->setPeripheral(core, mPERIPH_IMAGE_SOURCE, &gb_img_src[i]);
core->reset(core);
core->setKeys(core, 0);
for (j = 0; j < 600; j++) {
core->runFrame(core);
}
core->setKeys(core, 1); /* title screen */
core->runFrame(core);
core->setKeys(core, 0);
for (j = 0; j < 25; j++) {
core->runFrame(core);
}
core->setKeys(core, 1); /* select 'shoot' */
core->runFrame(core);
core->setKeys(core, 0);
for (j = 0; j < 75; j++) {
core->runFrame(core);
}
core->setKeys(core, 1); /* select 'shoot' again */
core->runFrame(core);
core->setKeys(core, 0);
for (j = 0; j < 100; j++) {
core->runFrame(core);
}
SDL_Log("prepared core %d", i);
}
SDL_SetTextureColorMod(st->textures[0], 255, 0, 0);
SDL_SetTextureColorMod(st->textures[1], 0, 255, 0);
SDL_SetTextureColorMod(st->textures[2], 0, 0, 255);
}
if (st->camera == NULL) {
if (!SelectCamera(st)) {
SDL_Log("Failed to show camera device menu: %s", SDL_GetError());