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SDL2/test/common.c

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/* A simple test program framework */
#include <stdio.h>
#include "common.h"
#define VIDEO_USAGE \
"[--video driver] [--renderer driver] [--info all|video|modes|render|event] [--display N] [--fullscreen | --windows N] [--title title] [--icon icon.bmp] [--center | --position X,Y] [--geometry WxH] [--depth N] [--refresh R] [--vsync] [--noframe] [--resize] [--minimize] [--maximize] [--grab] [--double] [--triple]"
#define AUDIO_USAGE \
"[--rate N] [--format U8|S8|U16|U16LE|U16BE|S16|S16LE|S16BE] [--channels N] [--samples N]"
CommonState *
CommonCreateState(char **argv, Uint32 flags)
{
CommonState *state = SDL_calloc(1, sizeof(*state));
if (!state) {
SDL_OutOfMemory();
return NULL;
}
/* Initialize some defaults */
state->argv = argv;
state->flags = flags;
state->window_title = argv[0];
state->window_flags = 0;
state->window_x = SDL_WINDOWPOS_UNDEFINED;
state->window_y = SDL_WINDOWPOS_UNDEFINED;
state->window_w = DEFAULT_WINDOW_WIDTH;
state->window_h = DEFAULT_WINDOW_HEIGHT;
state->num_windows = 1;
state->audiospec.freq = 22050;
state->audiospec.format = AUDIO_S16;
state->audiospec.channels = 2;
state->audiospec.samples = 2048;
/* Set some very sane GL defaults */
state->gl_red_size = 3;
state->gl_green_size = 3;
state->gl_blue_size = 2;
state->gl_alpha_size = 0;
state->gl_buffer_size = 0;
state->gl_depth_size = 16;
state->gl_stencil_size = 0;
state->gl_double_buffer = 1;
state->gl_accum_red_size = 0;
state->gl_accum_green_size = 0;
state->gl_accum_blue_size = 0;
state->gl_accum_alpha_size = 0;
state->gl_stereo = 0;
state->gl_multisamplebuffers = 0;
state->gl_multisamplesamples = 0;
state->gl_retained_backing = 1;
state->gl_accelerated = -1;
state->gl_major_version = 2;
state->gl_minor_version = 1;
return state;
}
int
CommonArg(CommonState * state, int index)
{
char **argv = state->argv;
if (SDL_strcasecmp(argv[index], "--video") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->videodriver = argv[index];
return 2;
}
if (SDL_strcasecmp(argv[index], "--renderer") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->renderdriver = argv[index];
return 2;
}
if (SDL_strcasecmp(argv[index], "--info") == 0) {
++index;
if (!argv[index]) {
return -1;
}
if (SDL_strcasecmp(argv[index], "all") == 0) {
state->verbose |=
(VERBOSE_VIDEO | VERBOSE_MODES | VERBOSE_RENDER |
VERBOSE_EVENT);
return 2;
}
if (SDL_strcasecmp(argv[index], "video") == 0) {
state->verbose |= VERBOSE_VIDEO;
return 2;
}
if (SDL_strcasecmp(argv[index], "modes") == 0) {
state->verbose |= VERBOSE_MODES;
return 2;
}
if (SDL_strcasecmp(argv[index], "render") == 0) {
state->verbose |= VERBOSE_RENDER;
return 2;
}
if (SDL_strcasecmp(argv[index], "event") == 0) {
state->verbose |= VERBOSE_EVENT;
return 2;
}
return -1;
}
if (SDL_strcasecmp(argv[index], "--display") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->display = SDL_atoi(argv[index]);
return 2;
}
if (SDL_strcasecmp(argv[index], "--fullscreen") == 0) {
state->window_flags |= SDL_WINDOW_FULLSCREEN;
state->num_windows = 1;
return 1;
}
if (SDL_strcasecmp(argv[index], "--windows") == 0) {
++index;
if (!argv[index] || !SDL_isdigit(*argv[index])) {
return -1;
}
if (!(state->window_flags & SDL_WINDOW_FULLSCREEN)) {
state->num_windows = SDL_atoi(argv[index]);
}
return 2;
}
if (SDL_strcasecmp(argv[index], "--title") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->window_title = argv[index];
return 2;
}
if (SDL_strcasecmp(argv[index], "--icon") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->window_icon = argv[index];
return 2;
}
if (SDL_strcasecmp(argv[index], "--center") == 0) {
state->window_x = SDL_WINDOWPOS_CENTERED;
state->window_y = SDL_WINDOWPOS_CENTERED;
return 1;
}
if (SDL_strcasecmp(argv[index], "--position") == 0) {
char *x, *y;
++index;
if (!argv[index]) {
return -1;
}
x = argv[index];
y = argv[index];
while (*y && *y != ',') {
++y;
}
if (!*y) {
return -1;
}
*y++ = '\0';
state->window_x = SDL_atoi(x);
state->window_y = SDL_atoi(y);
return 2;
}
if (SDL_strcasecmp(argv[index], "--geometry") == 0) {
char *w, *h;
++index;
if (!argv[index]) {
return -1;
}
w = argv[index];
h = argv[index];
while (*h && *h != 'x') {
++h;
}
if (!*h) {
return -1;
}
*h++ = '\0';
state->window_w = SDL_atoi(w);
state->window_h = SDL_atoi(h);
return 2;
}
if (SDL_strcasecmp(argv[index], "--depth") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->depth = SDL_atoi(argv[index]);
return 2;
}
if (SDL_strcasecmp(argv[index], "--refresh") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->refresh_rate = SDL_atoi(argv[index]);
return 2;
}
if (SDL_strcasecmp(argv[index], "--vsync") == 0) {
state->render_flags |= SDL_RENDERER_PRESENTVSYNC;
return 1;
}
if (SDL_strcasecmp(argv[index], "--double") == 0) {
state->render_flags |= SDL_RENDERER_PRESENTFLIP2;
return 1;
}
if (SDL_strcasecmp(argv[index], "--triple") == 0) {
state->render_flags |= SDL_RENDERER_PRESENTFLIP3;
return 1;
}
if (SDL_strcasecmp(argv[index], "--noframe") == 0) {
state->window_flags |= SDL_WINDOW_BORDERLESS;
return 1;
}
if (SDL_strcasecmp(argv[index], "--resize") == 0) {
state->window_flags |= SDL_WINDOW_RESIZABLE;
return 1;
}
if (SDL_strcasecmp(argv[index], "--minimize") == 0) {
state->window_flags |= SDL_WINDOW_MINIMIZED;
return 1;
}
if (SDL_strcasecmp(argv[index], "--maximize") == 0) {
state->window_flags |= SDL_WINDOW_MAXIMIZED;
return 1;
}
if (SDL_strcasecmp(argv[index], "--grab") == 0) {
state->window_flags |= SDL_WINDOW_INPUT_GRABBED;
return 1;
}
if (SDL_strcasecmp(argv[index], "--rate") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->audiospec.freq = SDL_atoi(argv[index]);
return 2;
}
if (SDL_strcasecmp(argv[index], "--format") == 0) {
++index;
if (!argv[index]) {
return -1;
}
if (SDL_strcasecmp(argv[index], "U8") == 0) {
state->audiospec.format = AUDIO_U8;
return 2;
}
if (SDL_strcasecmp(argv[index], "S8") == 0) {
state->audiospec.format = AUDIO_S8;
return 2;
}
if (SDL_strcasecmp(argv[index], "U16") == 0) {
state->audiospec.format = AUDIO_U16;
return 2;
}
if (SDL_strcasecmp(argv[index], "U16LE") == 0) {
state->audiospec.format = AUDIO_U16LSB;
return 2;
}
if (SDL_strcasecmp(argv[index], "U16BE") == 0) {
state->audiospec.format = AUDIO_U16MSB;
return 2;
}
if (SDL_strcasecmp(argv[index], "S16") == 0) {
state->audiospec.format = AUDIO_S16;
return 2;
}
if (SDL_strcasecmp(argv[index], "S16LE") == 0) {
state->audiospec.format = AUDIO_S16LSB;
return 2;
}
if (SDL_strcasecmp(argv[index], "S16BE") == 0) {
state->audiospec.format = AUDIO_S16MSB;
return 2;
}
return -1;
}
if (SDL_strcasecmp(argv[index], "--channels") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->audiospec.channels = (Uint8) SDL_atoi(argv[index]);
return 2;
}
if (SDL_strcasecmp(argv[index], "--samples") == 0) {
++index;
if (!argv[index]) {
return -1;
}
state->audiospec.samples = (Uint16) SDL_atoi(argv[index]);
return 2;
}
if ((SDL_strcasecmp(argv[index], "-h") == 0)
|| (SDL_strcasecmp(argv[index], "--help") == 0)) {
/* Print the usage message */
return -1;
}
return 0;
}
const char *
CommonUsage(CommonState * state)
{
switch (state->flags & (SDL_INIT_VIDEO | SDL_INIT_AUDIO)) {
case SDL_INIT_VIDEO:
return VIDEO_USAGE;
case SDL_INIT_AUDIO:
return AUDIO_USAGE;
case (SDL_INIT_VIDEO | SDL_INIT_AUDIO):
return VIDEO_USAGE " " AUDIO_USAGE;
default:
return "";
}
}
static void
PrintRendererFlag(Uint32 flag)
{
switch (flag) {
case SDL_RENDERER_SINGLEBUFFER:
fprintf(stderr, "SingleBuffer");
break;
case SDL_RENDERER_PRESENTCOPY:
fprintf(stderr, "PresentCopy");
break;
case SDL_RENDERER_PRESENTFLIP2:
fprintf(stderr, "PresentFlip2");
break;
case SDL_RENDERER_PRESENTFLIP3:
fprintf(stderr, "PresentFlip3");
break;
case SDL_RENDERER_PRESENTDISCARD:
fprintf(stderr, "PresentDiscard");
break;
case SDL_RENDERER_PRESENTVSYNC:
fprintf(stderr, "PresentVSync");
break;
case SDL_RENDERER_ACCELERATED:
fprintf(stderr, "Accelerated");
break;
default:
fprintf(stderr, "0x%8.8x", flag);
break;
}
}
static void
PrintBlendMode(Uint32 flag)
{
switch (flag) {
case SDL_BLENDMODE_NONE:
fprintf(stderr, "None");
break;
case SDL_BLENDMODE_MASK:
fprintf(stderr, "Mask");
break;
case SDL_BLENDMODE_BLEND:
fprintf(stderr, "Blend");
break;
case SDL_BLENDMODE_ADD:
fprintf(stderr, "Add");
break;
case SDL_BLENDMODE_MOD:
fprintf(stderr, "Mod");
break;
default:
fprintf(stderr, "0x%8.8x", flag);
break;
}
}
static void
PrintScaleMode(Uint32 flag)
{
switch (flag) {
case SDL_SCALEMODE_NONE:
fprintf(stderr, "None");
break;
case SDL_SCALEMODE_FAST:
fprintf(stderr, "Fast");
break;
case SDL_SCALEMODE_SLOW:
fprintf(stderr, "Slow");
break;
case SDL_SCALEMODE_BEST:
fprintf(stderr, "Best");
break;
default:
fprintf(stderr, "0x%8.8x", flag);
break;
}
}
static void
PrintPixelFormat(Uint32 format)
{
switch (format) {
case SDL_PIXELFORMAT_UNKNOWN:
fprintf(stderr, "Unknwon");
break;
case SDL_PIXELFORMAT_INDEX1LSB:
fprintf(stderr, "Index1LSB");
break;
case SDL_PIXELFORMAT_INDEX1MSB:
fprintf(stderr, "Index1MSB");
break;
case SDL_PIXELFORMAT_INDEX4LSB:
fprintf(stderr, "Index4LSB");
break;
case SDL_PIXELFORMAT_INDEX4MSB:
fprintf(stderr, "Index4MSB");
break;
case SDL_PIXELFORMAT_INDEX8:
fprintf(stderr, "Index8");
break;
case SDL_PIXELFORMAT_RGB332:
fprintf(stderr, "RGB332");
break;
case SDL_PIXELFORMAT_RGB444:
fprintf(stderr, "RGB444");
break;
case SDL_PIXELFORMAT_RGB555:
fprintf(stderr, "RGB555");
break;
case SDL_PIXELFORMAT_BGR555:
fprintf(stderr, "BGR555");
break;
case SDL_PIXELFORMAT_ARGB4444:
fprintf(stderr, "ARGB4444");
break;
case SDL_PIXELFORMAT_ABGR4444:
fprintf(stderr, "ABGR4444");
break;
case SDL_PIXELFORMAT_ARGB1555:
fprintf(stderr, "ARGB1555");
break;
case SDL_PIXELFORMAT_ABGR1555:
fprintf(stderr, "ABGR1555");
break;
case SDL_PIXELFORMAT_RGB565:
fprintf(stderr, "RGB565");
break;
case SDL_PIXELFORMAT_BGR565:
fprintf(stderr, "BGR565");
break;
case SDL_PIXELFORMAT_RGB24:
fprintf(stderr, "RGB24");
break;
case SDL_PIXELFORMAT_BGR24:
fprintf(stderr, "BGR24");
break;
case SDL_PIXELFORMAT_RGB888:
fprintf(stderr, "RGB888");
break;
case SDL_PIXELFORMAT_BGR888:
fprintf(stderr, "BGR888");
break;
case SDL_PIXELFORMAT_ARGB8888:
fprintf(stderr, "ARGB8888");
break;
case SDL_PIXELFORMAT_RGBA8888:
fprintf(stderr, "RGBA8888");
break;
case SDL_PIXELFORMAT_ABGR8888:
fprintf(stderr, "ABGR8888");
break;
case SDL_PIXELFORMAT_BGRA8888:
fprintf(stderr, "BGRA8888");
break;
case SDL_PIXELFORMAT_ARGB2101010:
fprintf(stderr, "ARGB2101010");
break;
case SDL_PIXELFORMAT_YV12:
fprintf(stderr, "YV12");
break;
case SDL_PIXELFORMAT_IYUV:
fprintf(stderr, "IYUV");
break;
case SDL_PIXELFORMAT_YUY2:
fprintf(stderr, "YUY2");
break;
case SDL_PIXELFORMAT_UYVY:
fprintf(stderr, "UYVY");
break;
case SDL_PIXELFORMAT_YVYU:
fprintf(stderr, "YVYU");
break;
default:
fprintf(stderr, "0x%8.8x", format);
break;
}
}
static void
PrintRenderer(SDL_RendererInfo * info)
{
int i, count;
fprintf(stderr, " Renderer %s:\n", info->name);
fprintf(stderr, " Flags: 0x%8.8X", info->flags);
fprintf(stderr, " (");
count = 0;
for (i = 0; i < sizeof(info->flags) * 8; ++i) {
Uint32 flag = (1 << i);
if (info->flags & flag) {
if (count > 0) {
fprintf(stderr, " | ");
}
PrintRendererFlag(flag);
++count;
}
}
fprintf(stderr, ")\n");
fprintf(stderr, " Blend: 0x%8.8X", info->blend_modes);
fprintf(stderr, " (");
count = 0;
for (i = 0; i < sizeof(info->blend_modes) * 8; ++i) {
Uint32 flag = (1 << i);
if (info->blend_modes & flag) {
if (count > 0) {
fprintf(stderr, " | ");
}
PrintBlendMode(flag);
++count;
}
}
fprintf(stderr, ")\n");
fprintf(stderr, " Scale: 0x%8.8X", info->scale_modes);
fprintf(stderr, " (");
count = 0;
for (i = 0; i < sizeof(info->scale_modes) * 8; ++i) {
Uint32 flag = (1 << i);
if (info->scale_modes & flag) {
if (count > 0) {
fprintf(stderr, " | ");
}
PrintScaleMode(flag);
++count;
}
}
fprintf(stderr, ")\n");
fprintf(stderr, " Texture formats (%d): ", info->num_texture_formats);
for (i = 0; i < (int) info->num_texture_formats; ++i) {
if (i > 0) {
fprintf(stderr, ", ");
}
PrintPixelFormat(info->texture_formats[i]);
}
fprintf(stderr, "\n");
if (info->max_texture_width || info->max_texture_height) {
fprintf(stderr, " Max Texture Size: %dx%d\n",
info->max_texture_width, info->max_texture_height);
}
}
static SDL_Surface *
LoadIcon(const char *file)
{
SDL_Surface *icon;
/* Load the icon surface */
icon = SDL_LoadBMP(file);
if (icon == NULL) {
fprintf(stderr, "Couldn't load %s: %s\n", file, SDL_GetError());
return (NULL);
}
if (icon->format->palette == NULL) {
fprintf(stderr, "Icon must have a palette!\n");
SDL_FreeSurface(icon);
return (NULL);
}
/* Set the colorkey */
SDL_SetColorKey(icon, 1, *((Uint8 *) icon->pixels));
return (icon);
}
SDL_bool
CommonInit(CommonState * state)
{
int i, j, m, n;
SDL_DisplayMode fullscreen_mode;
if (state->flags & SDL_INIT_VIDEO) {
if (state->verbose & VERBOSE_VIDEO) {
n = SDL_GetNumVideoDrivers();
if (n == 0) {
fprintf(stderr, "No built-in video drivers\n");
} else {
fprintf(stderr, "Built-in video drivers:");
for (i = 0; i < n; ++i) {
if (i > 0) {
fprintf(stderr, ",");
}
fprintf(stderr, " %s", SDL_GetVideoDriver(i));
}
fprintf(stderr, "\n");
}
}
if (SDL_VideoInit(state->videodriver, 0) < 0) {
fprintf(stderr, "Couldn't initialize video driver: %s\n",
SDL_GetError());
return SDL_FALSE;
}
if (state->verbose & VERBOSE_VIDEO) {
fprintf(stderr, "Video driver: %s\n",
SDL_GetCurrentVideoDriver());
}
/* Upload GL settings */
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, state->gl_red_size);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, state->gl_green_size);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, state->gl_blue_size);
SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, state->gl_alpha_size);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, state->gl_double_buffer);
SDL_GL_SetAttribute(SDL_GL_BUFFER_SIZE, state->gl_buffer_size);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, state->gl_depth_size);
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, state->gl_stencil_size);
SDL_GL_SetAttribute(SDL_GL_ACCUM_RED_SIZE, state->gl_accum_red_size);
SDL_GL_SetAttribute(SDL_GL_ACCUM_GREEN_SIZE, state->gl_accum_green_size);
SDL_GL_SetAttribute(SDL_GL_ACCUM_BLUE_SIZE, state->gl_accum_blue_size);
SDL_GL_SetAttribute(SDL_GL_ACCUM_ALPHA_SIZE, state->gl_accum_alpha_size);
SDL_GL_SetAttribute(SDL_GL_STEREO, state->gl_stereo);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, state->gl_multisamplebuffers);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, state->gl_multisamplesamples);
if (state->gl_accelerated >= 0) {
SDL_GL_SetAttribute(SDL_GL_ACCELERATED_VISUAL,
state->gl_accelerated);
}
SDL_GL_SetAttribute(SDL_GL_RETAINED_BACKING, state->gl_retained_backing);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, state->gl_major_version);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, state->gl_minor_version);
if (state->verbose & VERBOSE_MODES) {
SDL_DisplayMode mode;
int bpp;
Uint32 Rmask, Gmask, Bmask, Amask;
n = SDL_GetNumVideoDisplays();
fprintf(stderr, "Number of displays: %d\n", n);
for (i = 0; i < n; ++i) {
fprintf(stderr, "Display %d:\n", i);
SDL_SelectVideoDisplay(i);
SDL_GetDesktopDisplayMode(&mode);
SDL_PixelFormatEnumToMasks(mode.format, &bpp, &Rmask, &Gmask,
&Bmask, &Amask);
fprintf(stderr,
" Current mode: %dx%d@%dHz, %d bits-per-pixel (%s)\n",
mode.w, mode.h, mode.refresh_rate, bpp,
SDL_GetPixelFormatName(mode.format));
if (Rmask || Gmask || Bmask) {
fprintf(stderr, " Red Mask = 0x%.8x\n", Rmask);
fprintf(stderr, " Green Mask = 0x%.8x\n", Gmask);
fprintf(stderr, " Blue Mask = 0x%.8x\n", Bmask);
if (Amask)
fprintf(stderr, " Alpha Mask = 0x%.8x\n", Amask);
}
/* Print available fullscreen video modes */
m = SDL_GetNumDisplayModes();
if (m == 0) {
fprintf(stderr, "No available fullscreen video modes\n");
} else {
fprintf(stderr, " Fullscreen video modes:\n");
for (j = 0; j < m; ++j) {
SDL_GetDisplayMode(j, &mode);
SDL_PixelFormatEnumToMasks(mode.format, &bpp, &Rmask,
&Gmask, &Bmask, &Amask);
fprintf(stderr,
" Mode %d: %dx%d@%dHz, %d bits-per-pixel (%s)\n",
j, mode.w, mode.h, mode.refresh_rate, bpp,
SDL_GetPixelFormatName(mode.format));
if (Rmask || Gmask || Bmask) {
fprintf(stderr, " Red Mask = 0x%.8x\n",
Rmask);
fprintf(stderr, " Green Mask = 0x%.8x\n",
Gmask);
fprintf(stderr, " Blue Mask = 0x%.8x\n",
Bmask);
if (Amask)
fprintf(stderr,
" Alpha Mask = 0x%.8x\n",
Amask);
}
}
}
}
}
SDL_SelectVideoDisplay(state->display);
if (state->verbose & VERBOSE_RENDER) {
SDL_RendererInfo info;
n = SDL_GetNumRenderDrivers();
if (n == 0) {
fprintf(stderr, "No built-in render drivers\n");
} else {
fprintf(stderr, "Built-in render drivers:\n");
for (i = 0; i < n; ++i) {
SDL_GetRenderDriverInfo(i, &info);
PrintRenderer(&info);
}
}
}
SDL_zero(fullscreen_mode);
switch (state->depth) {
case 8:
fullscreen_mode.format = SDL_PIXELFORMAT_INDEX8;
break;
case 15:
fullscreen_mode.format = SDL_PIXELFORMAT_RGB555;
break;
case 16:
fullscreen_mode.format = SDL_PIXELFORMAT_RGB565;
break;
case 24:
fullscreen_mode.format = SDL_PIXELFORMAT_RGB24;
break;
default:
fullscreen_mode.format = SDL_PIXELFORMAT_RGB888;
break;
}
fullscreen_mode.refresh_rate = state->refresh_rate;
state->windows =
(SDL_Window **) SDL_malloc(state->num_windows *
sizeof(*state->windows));
if (!state->windows) {
fprintf(stderr, "Out of memory!\n");
return SDL_FALSE;
}
for (i = 0; i < state->num_windows; ++i) {
char title[1024];
if (state->num_windows > 1) {
SDL_snprintf(title, SDL_arraysize(title), "%s %d",
state->window_title, i + 1);
} else {
SDL_strlcpy(title, state->window_title, SDL_arraysize(title));
}
state->windows[i] =
SDL_CreateWindow(title, state->window_x, state->window_y,
state->window_w, state->window_h,
state->window_flags);
if (!state->windows[i]) {
fprintf(stderr, "Couldn't create window: %s\n",
SDL_GetError());
return SDL_FALSE;
}
if (SDL_SetWindowDisplayMode(state->windows[i], &fullscreen_mode) < 0) {
fprintf(stderr, "Can't set up fullscreen display mode: %s\n",
SDL_GetError());
return SDL_FALSE;
}
if (state->window_icon) {
SDL_Surface *icon = LoadIcon(state->window_icon);
if (icon) {
SDL_SetWindowIcon(state->windows[i], icon);
SDL_FreeSurface(icon);
}
}
SDL_ShowWindow(state->windows[i]);
if (!state->skip_renderer
&& (state->renderdriver
|| !(state->window_flags & SDL_WINDOW_OPENGL))) {
m = -1;
if (state->renderdriver) {
SDL_RendererInfo info;
n = SDL_GetNumRenderDrivers();
for (j = 0; j < n; ++j) {
SDL_GetRenderDriverInfo(j, &info);
if (SDL_strcasecmp(info.name, state->renderdriver) ==
0) {
m = j;
break;
}
}
if (m == n) {
fprintf(stderr,
"Couldn't find render driver named %s",
state->renderdriver);
return SDL_FALSE;
}
}
if (SDL_CreateRenderer
(state->windows[i], m, state->render_flags) < 0) {
fprintf(stderr, "Couldn't create renderer: %s\n",
SDL_GetError());
return SDL_FALSE;
}
if (state->verbose & VERBOSE_RENDER) {
SDL_RendererInfo info;
fprintf(stderr, "Current renderer:\n");
SDL_GetRendererInfo(&info);
PrintRenderer(&info);
}
}
}
SDL_SelectRenderer(state->windows[0]);
}
if (state->flags & SDL_INIT_AUDIO) {
if (state->verbose & VERBOSE_AUDIO) {
n = SDL_GetNumAudioDrivers();
if (n == 0) {
fprintf(stderr, "No built-in audio drivers\n");
} else {
fprintf(stderr, "Built-in audio drivers:");
for (i = 0; i < n; ++i) {
if (i > 0) {
fprintf(stderr, ",");
}
fprintf(stderr, " %s", SDL_GetAudioDriver(i));
}
fprintf(stderr, "\n");
}
}
if (SDL_AudioInit(state->audiodriver) < 0) {
fprintf(stderr, "Couldn't initialize audio driver: %s\n",
SDL_GetError());
return SDL_FALSE;
}
if (state->verbose & VERBOSE_VIDEO) {
fprintf(stderr, "Audio driver: %s\n",
SDL_GetCurrentAudioDriver());
}
if (SDL_OpenAudio(&state->audiospec, NULL) < 0) {
fprintf(stderr, "Couldn't open audio: %s\n", SDL_GetError());
return SDL_FALSE;
}
}
return SDL_TRUE;
}
static void
PrintEvent(SDL_Event * event)
{
fprintf(stderr, "SDL EVENT: ");
switch (event->type) {
case SDL_WINDOWEVENT:
switch (event->window.event) {
case SDL_WINDOWEVENT_SHOWN:
fprintf(stderr, "Window %d shown", event->window.windowID);
break;
case SDL_WINDOWEVENT_HIDDEN:
fprintf(stderr, "Window %d hidden", event->window.windowID);
break;
case SDL_WINDOWEVENT_EXPOSED:
fprintf(stderr, "Window %d exposed", event->window.windowID);
break;
case SDL_WINDOWEVENT_MOVED:
fprintf(stderr, "Window %d moved to %d,%d",
event->window.windowID, event->window.data1,
event->window.data2);
break;
case SDL_WINDOWEVENT_RESIZED:
fprintf(stderr, "Window %d resized to %dx%d",
event->window.windowID, event->window.data1,
event->window.data2);
break;
case SDL_WINDOWEVENT_MINIMIZED:
fprintf(stderr, "Window %d minimized", event->window.windowID);
break;
case SDL_WINDOWEVENT_MAXIMIZED:
fprintf(stderr, "Window %d maximized", event->window.windowID);
break;
case SDL_WINDOWEVENT_RESTORED:
fprintf(stderr, "Window %d restored", event->window.windowID);
break;
case SDL_WINDOWEVENT_ENTER:
fprintf(stderr, "Mouse entered window %d",
event->window.windowID);
break;
case SDL_WINDOWEVENT_LEAVE:
fprintf(stderr, "Mouse left window %d", event->window.windowID);
break;
case SDL_WINDOWEVENT_FOCUS_GAINED:
fprintf(stderr, "Window %d gained keyboard focus",
event->window.windowID);
break;
case SDL_WINDOWEVENT_FOCUS_LOST:
fprintf(stderr, "Window %d lost keyboard focus",
event->window.windowID);
break;
case SDL_WINDOWEVENT_CLOSE:
fprintf(stderr, "Window %d closed", event->window.windowID);
break;
default:
fprintf(stderr, "Window %d got unknown event %d",
event->window.windowID, event->window.event);
break;
}
break;
case SDL_KEYDOWN:
fprintf(stderr,
"Keyboard: key pressed in window %d: scancode 0x%08X = %s, keycode 0x%08X = %s",
event->key.windowID,
event->key.keysym.scancode,
SDL_GetScancodeName(event->key.keysym.scancode),
event->key.keysym.sym, SDL_GetKeyName(event->key.keysym.sym));
break;
case SDL_KEYUP:
fprintf(stderr,
"Keyboard: key released in window %d: scancode 0x%08X = %s, keycode 0x%08X = %s",
event->key.windowID,
event->key.keysym.scancode,
SDL_GetScancodeName(event->key.keysym.scancode),
event->key.keysym.sym, SDL_GetKeyName(event->key.keysym.sym));
break;
case SDL_TEXTINPUT:
fprintf(stderr, "Keyboard: text input \"%s\" in window %d",
event->text.text, event->text.windowID);
break;
case SDL_MOUSEMOTION:
fprintf(stderr, "Mouse: moved to %d,%d (%d,%d) in window %d",
event->motion.x, event->motion.y,
event->motion.xrel, event->motion.yrel,
event->motion.windowID);
break;
case SDL_MOUSEBUTTONDOWN:
fprintf(stderr, "Mouse: button %d pressed at %d,%d in window %d",
event->button.button, event->button.x, event->button.y,
event->button.windowID);
break;
case SDL_MOUSEBUTTONUP:
fprintf(stderr, "Mouse: button %d released at %d,%d in window %d",
event->button.button, event->button.x, event->button.y,
event->button.windowID);
break;
case SDL_MOUSEWHEEL:
fprintf(stderr,
"Mouse: wheel scrolled %d in x and %d in y in window %d",
event->wheel.x, event->wheel.y, event->wheel.windowID);
break;
case SDL_JOYBALLMOTION:
fprintf(stderr, "Joystick %d: ball %d moved by %d,%d",
event->jball.which, event->jball.ball, event->jball.xrel,
event->jball.yrel);
break;
case SDL_JOYHATMOTION:
fprintf(stderr, "Joystick %d: hat %d moved to ", event->jhat.which,
event->jhat.hat);
switch (event->jhat.value) {
case SDL_HAT_CENTERED:
fprintf(stderr, "CENTER");
break;
case SDL_HAT_UP:
fprintf(stderr, "UP");
break;
case SDL_HAT_RIGHTUP:
fprintf(stderr, "RIGHTUP");
break;
case SDL_HAT_RIGHT:
fprintf(stderr, "RIGHT");
break;
case SDL_HAT_RIGHTDOWN:
fprintf(stderr, "RIGHTDOWN");
break;
case SDL_HAT_DOWN:
fprintf(stderr, "DOWN");
break;
case SDL_HAT_LEFTDOWN:
fprintf(stderr, "LEFTDOWN");
break;
case SDL_HAT_LEFT:
fprintf(stderr, "LEFT");
break;
case SDL_HAT_LEFTUP:
fprintf(stderr, "LEFTUP");
break;
default:
fprintf(stderr, "UNKNOWN");
break;
}
break;
case SDL_JOYBUTTONDOWN:
fprintf(stderr, "Joystick %d: button %d pressed",
event->jbutton.which, event->jbutton.button);
break;
case SDL_JOYBUTTONUP:
fprintf(stderr, "Joystick %d: button %d released",
event->jbutton.which, event->jbutton.button);
break;
case SDL_CLIPBOARDUPDATE:
fprintf(stderr, "Clipboard updated");
break;
case SDL_QUIT:
fprintf(stderr, "Quit requested");
break;
case SDL_USEREVENT:
fprintf(stderr, "User event %d", event->user.code);
break;
default:
fprintf(stderr, "Unknown event %d", event->type);
break;
}
fprintf(stderr, "\n");
}
void
CommonEvent(CommonState * state, SDL_Event * event, int *done)
{
int i;
if (state->verbose & VERBOSE_EVENT) {
PrintEvent(event);
}
switch (event->type) {
case SDL_WINDOWEVENT:
switch (event->window.event) {
case SDL_WINDOWEVENT_CLOSE:
*done = 1;
break;
}
break;
case SDL_KEYDOWN:
switch (event->key.keysym.sym) {
/* Add hotkeys here */
case SDLK_c:
if (event->key.keysym.mod & KMOD_CTRL) {
/* Ctrl-C copy awesome text! */
SDL_SetClipboardText("SDL rocks!\nYou know it!");
printf("Copied text to clipboard\n");
}
break;
case SDLK_v:
if (event->key.keysym.mod & KMOD_CTRL) {
/* Ctrl-V paste awesome text! */
char *text = SDL_GetClipboardText();
if (*text) {
printf("Clipboard: %s\n", text);
} else {
printf("Clipboard is empty\n");
}
SDL_free(text);
}
break;
case SDLK_g:
if (event->key.keysym.mod & KMOD_CTRL) {
/* Ctrl-G toggle grab */
}
break;
case SDLK_m:
if (event->key.keysym.mod & KMOD_CTRL) {
/* Ctrl-M maximize */
/* FIXME: Which window has focus for this keyboard? */
for (i = 0; i < state->num_windows; ++i) {
if (SDL_GetWindowFlags(state->windows[i]) & SDL_WINDOW_MAXIMIZED) {
SDL_RestoreWindow(state->windows[i]);
} else {
SDL_MaximizeWindow(state->windows[i]);
}
}
}
break;
case SDLK_z:
if (event->key.keysym.mod & KMOD_CTRL) {
/* Ctrl-Z minimize */
/* FIXME: Which window has focus for this keyboard? */
for (i = 0; i < state->num_windows; ++i) {
SDL_MinimizeWindow(state->windows[i]);
}
}
break;
case SDLK_ESCAPE:
*done = 1;
break;
default:
break;
}
break;
case SDL_QUIT:
*done = 1;
break;
}
}
void
CommonQuit(CommonState * state)
{
if (state->flags & SDL_INIT_VIDEO) {
SDL_VideoQuit();
}
if (state->flags & SDL_INIT_AUDIO) {
SDL_AudioQuit();
}
if (state->windows) {
SDL_free(state->windows);
}
SDL_free(state);
}
/* vi: set ts=4 sw=4 expandtab: */
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