//Perform frame by frame updates and blits. Set the stream
//state to STOP if there are no more frames to update.
void RenderToSurface(BITMAP *vscreen) {
//update each frame
if (g_pSample->Update(0, NULL, NULL, 0) != S_OK) {
g_bAppactive = FALSE;
g_pMMStream->SetState(STREAMSTATE_STOP);
}
else {
g_bAppactive = TRUE;
acquire_screen();
// Because vscreen is a DX Video Bitmap, it can be stretched
// onto the screen (also a Video Bmp) but not onto a memory
// bitmap (which is what "screen" is when using gfx filters)
if (is_video_bitmap(screen))
{
stretch_blit(vscreen, screen, 0, 0, vscreen->w, vscreen->h,
screen->w / 2 - newWidth / 2,
screen->h / 2 - newHeight / 2,
newWidth, newHeight);
}
else
{
blit(vscreen, vsMemory, 0, 0, 0, 0, vscreen->w, vscreen->h);
stretch_blit(vsMemory, screen, 0, 0, vscreen->w, vscreen->h,
screen->w / 2 - newWidth / 2,
screen->h / 2 - newHeight / 2,
newWidth, newHeight);
}
release_screen();
render_to_screen(screen, 0, 0);
// if we're not playing AVI sound, poll the game MP3
if (!useSound)
update_polled_stuff_and_crossfade();
}
}
static void key_callback(GLFWwindow* window, int key, int scancode, int action, int mods) {
if (key == GLFW_KEY_ESCAPE && action == GLFW_PRESS) {
glfwSetWindowShouldClose(window, GL_TRUE);
}
if (key == GLFW_KEY_SPACE && action == GLFW_PRESS) {
render_to_screen();
}
if (key == GLFW_KEY_S && action == GLFW_PRESS) {
save_to_png(NULL);
// render_to_png(NULL);
}
}
int theora_playing_callback(BITMAP *theoraBuffer)
{
if (theoraBuffer == NULL)
{
// No video, only sound
return check_if_user_input_should_cancel_video();
}
int drawAtX = 0, drawAtY = 0;
if (fli_ddb == NULL)
{
fli_ddb = gfxDriver->CreateDDBFromBitmap(theoraBuffer, false, true);
}
if (stretch_flc)
{
drawAtX = scrnwid / 2 - fliTargetWidth / 2;
drawAtY = scrnhit / 2 - fliTargetHeight / 2;
if (!gfxDriver->HasAcceleratedStretchAndFlip())
{
stretch_blit(theoraBuffer, fli_target, 0, 0, BMP_W(theoraBuffer), BMP_H(theoraBuffer),
drawAtX, drawAtY, fliTargetWidth, fliTargetHeight);
gfxDriver->UpdateDDBFromBitmap(fli_ddb, fli_target, false);
drawAtX = 0;
drawAtY = 0;
}
else
{
gfxDriver->UpdateDDBFromBitmap(fli_ddb, theoraBuffer, false);
fli_ddb->SetStretch(fliTargetWidth, fliTargetHeight);
}
}
else
{
gfxDriver->UpdateDDBFromBitmap(fli_ddb, theoraBuffer, false);
drawAtX = scrnwid / 2 - BMP_W(theoraBuffer) / 2;
drawAtY = scrnhit / 2 - BMP_H(theoraBuffer) / 2;
}
gfxDriver->DrawSprite(drawAtX, drawAtY, fli_ddb);
render_to_screen(virtual_screen, 0, 0);
update_polled_stuff_and_crossfade ();
return check_if_user_input_should_cancel_video();
}
int __cdecl fli_callback() {
#else
int fli_callback(...) {
#endif
block usebuf = fli_buffer;
update_polled_stuff_and_crossfade ();
if (game.color_depth > 1) {
blit(fli_buffer,hicol_buf,0,0,0,0,fliwidth,fliheight);
usebuf=hicol_buf;
}
if (stretch_flc == 0)
blit(usebuf, fli_target, 0,0,scrnwid/2-fliwidth/2,scrnhit/2-fliheight/2,scrnwid,scrnhit);
else
stretch_blit(usebuf, fli_target, 0,0,fliwidth,fliheight,0,0,scrnwid,scrnhit);
gfxDriver->UpdateDDBFromBitmap(fli_ddb, fli_target, false);
gfxDriver->DrawSprite(0, 0, fli_ddb);
render_to_screen(fli_target, 0, 0);
return check_if_user_input_should_cancel_video();
}
/* *** SCRIPT SYMBOL: [Multimedia] PlayFlic *** */
void play_flc_file(int numb,int playflags) {
color oldpal[256];
if (play.fast_forward)
return;
wreadpalette(0,255,oldpal);
int clearScreenAtStart = 1;
canabort = playflags % 10;
playflags -= canabort;
if (canabort == 2) // convert to PlayVideo-compatible setting
canabort = 3;
if (playflags % 100 == 0)
stretch_flc = 1;
else
stretch_flc = 0;
if (playflags / 100)
clearScreenAtStart = 0;
char flicnam[20]; sprintf(flicnam,"flic%d.flc",numb);
FILE*iii=clibfopen(flicnam,"rb");
if (iii==NULL) { sprintf(flicnam,"flic%d.fli",numb);
iii=clibfopen(flicnam,"rb"); }
if (iii==NULL) {
debug_log("FLIC animation FLIC%d.FLC not found",numb);
return;
}
fseek(iii,8,SEEK_CUR);
fread(&fliwidth,2,1,iii);
fread(&fliheight,2,1,iii);
fclose(iii);
if (game.color_depth > 1) {
hicol_buf=create_bitmap_ex(final_col_dep,fliwidth,fliheight);
clear(hicol_buf);
}
// override the stretch option if necessary
if ((fliwidth==scrnwid) && (fliheight==scrnhit))
stretch_flc = 0;
else if ((fliwidth > scrnwid) || (fliheight > scrnhit))
stretch_flc = 1;
fli_buffer=create_bitmap_ex(8,fliwidth,fliheight); //640,400); //scrnwid,scrnhit);
if (fli_buffer==NULL) quit("Not enough memory to play animation");
clear(fli_buffer);
if (clearScreenAtStart) {
clear(screen);
render_to_screen(screen, 0, 0);
}
fli_target = create_bitmap_ex(final_col_dep, BMP_W(screen), BMP_H(screen));
fli_ddb = gfxDriver->CreateDDBFromBitmap(fli_target, false, true);
if (play_fli(flicnam,fli_buffer,0,fli_callback)==FLI_ERROR)
quit("FLI/FLC animation play error");
wfreeblock(fli_buffer);
clear(screen);
wsetpalette(0,255,oldpal);
render_to_screen(screen, 0, 0);
destroy_bitmap(fli_target);
gfxDriver->DestroyDDB(fli_ddb);
fli_ddb = NULL;
if (hicol_buf!=NULL) {
wfreeblock(hicol_buf);
hicol_buf=NULL; }
// wsetscreen(screen); wputblock(0,0,backbuffer,0);
while (ac_mgetbutton()!=NONE) ;
invalidate_screen();
}
int main(int argc, char **argv) {
int i;
int filecount = 0;
char* filename = NULL;
{
int c, option_index = 0;
static struct option long_options[] = {
{"help", 0, 0, 0},
{"output", 2, 0, 0},
{"size", 1, 0, 0},
{NULL, 0, NULL, 0}
};
char* endptr = NULL;
bool opt_fail = false;
bool help = false;
while ((c = getopt_long(argc, argv, "ho::s:",
long_options, &option_index)) != -1) {
switch (c) {
case 0:
switch(option_index) {
case 0: // help
goto help;
case 1: // output
goto output;
case 2: // size
goto size;
default:
goto unknown;
}
break;
help:
case 'h': // help
help = true;
break;
output:
case 'o': // output
filecount = 1;
// avoid leakiness if the user provided multiple --output
// free(NULL) is a no-op, so this should be safe:
free(filename);
filename = NULL;
if(optarg != NULL) {
int tmp = strtol(optarg, &endptr, 10);
if (endptr == optarg || (endptr != NULL && *endptr != '\0')) {
int len = strlen(optarg);
filename = malloc(len + 1);
strcpy(filename, optarg);
filename[len] = '\0';
} else {
filecount = tmp;
}
}
break;
size:
case 's':
i = 0;
while(optarg[i] != '*' && optarg[i] != '\0') i++;
if(optarg[i] == '\0') {
goto size_fail;
}
optarg[i] = '\0';
width = strtol(optarg, &endptr, 10);
if (endptr == optarg || (endptr != NULL && *endptr != '\0')) {
goto size_fail;
}
height = strtol(optarg + i + 1, &endptr, 10);
if (endptr == optarg || (endptr != NULL && *endptr != '\0')) {
goto size_fail;
}
printf("width: %d, height: %d\n", width, height);
break;
size_fail:
fprintf(stderr, "Invalid size string '%s'\n", optarg);
print_help(1);
break;
unknown:
case '?':
opt_fail = true;
break;
default:
fprintf(stderr, "?? getopt returned character code 0%o ??\n", c);
}
}
if(opt_fail) {
print_help(1);
}
if(optind < argc) {
fprintf(stderr, "%s: unrecognized option '%s'\n", argv[0], argv[optind]);
print_help(1);
}
if(help) {
print_help(0);
}
}
scale = max(width, height);
srand(get_time_us());
GLFWwindow* window;
glfwSetErrorCallback(error_callback);
// Initialize the library
if (!glfwInit())
return -1;
glfwWindowHint(GLFW_SAMPLES, 4);
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
// Create a windowed mode window and its OpenGL context
if(filecount) {
glfwWindowHint(GLFW_VISIBLE, false);
window = glfwCreateWindow(1, 1, "SpaceScape", NULL, NULL);
} else {
window = glfwCreateWindow(width, height, "SpaceScape", NULL, NULL);
}
if (!window) {
glfwTerminate();
return -1;
}
// Make the window's context current
glfwMakeContextCurrent(window);
glfwSetKeyCallback(window, key_callback);
// Init GLEW
glewExperimental = true;
GLenum err = glewInit();
if (GLEW_OK != err) {
fprintf(stderr, "Error: %s\n", glewGetErrorString(err));
}
fprintf(stderr, "Using GLEW %s\n", glewGetString(GLEW_VERSION));
if (!GLEW_ARB_vertex_buffer_object) {
fputs("VBO not supported\n", stderr);
exit(1);
}
render_init();
if(filename) {
render_to_png(filename);
} else if(filecount) {
for(i = 0; i < filecount; i++) {
render_to_png(NULL);
}
} else {
// Render to our framebuffer
render_to_screen();
while (!glfwWindowShouldClose(window)) {
// Clear the screen
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// 1rst attribute buffer : vertices
glEnableVertexAttribArray(0);
glBindBuffer(GL_ARRAY_BUFFER, quad_vertexbuffer);
glVertexAttribPointer(
0, // attribute 0. No particular reason for 0, but must match the layout in the shader.
3, // size
GL_FLOAT, // type
GL_FALSE, // normalized?
0, // stride
(void*) 0 // array buffer offset
);
// Draw the triangles !
glDrawArrays(GL_TRIANGLES, 0, 6); // 2*3 indices starting at 0 -> 2 triangles
glDisableVertexAttribArray(0);
// Swap buffers
glfwSwapBuffers(window);
glfwPollEvents();
}
}
render_cleanup();
// Close OpenGL window and terminate GLFW
glfwTerminate();
return 0;
}