+
+#ifdef WIN32
#include <vld.h>
+#endif
+
#include "Game.h"
+#ifndef USE_DEVIL
+# ifdef WIN32
+# define USE_DEVIL
+# endif
+#endif
+
+#if USE_DEVIL
+ #include "IL/il.h"
+ #include "IL/ilu.h"
+ #include "IL/ilut.h"
+#else
+ // just use libpng and libjpg directly; it's lighter-weight and easier
+ // to manage the dependencies on Linux...
+ extern "C" {
+ #include "png.h"
+ #include "jpeglib.h"
+ }
+ static bool load_image(const char * fname, TGAImageRec & tex);
+ static bool load_png(const char * fname, TGAImageRec & tex);
+ static bool load_jpg(const char * fname, TGAImageRec & tex);
+#endif
+
// ADDED GWC
+#ifdef _MSC_VER
#pragma comment(lib, "opengl32.lib")
#pragma comment(lib, "glu32.lib")
#pragma comment(lib, "glaux.lib")
+#endif
extern bool buttons[3];
extern float multiplier;
#include <string.h>
#include <fstream>
#include <iostream>
-#include "gl.h"
-#include "WinDefs.h"
+#include "gamegl.h"
+#include "MacCompatibility.h"
+
+#ifdef WIN32
#include <shellapi.h>
+#endif
+
#include "fmod.h"
#include "res/resource.h"
// statics/globals (internal only) ------------------------------------------
+#ifndef WIN32
+typedef struct tagPOINT {
+ int x;
+ int y;
+} POINT, *PPOINT;
+#endif
+
+#if USE_SDL
+void sdlGetCursorPos(POINT *pt)
+{
+ int x, y;
+ SDL_GetMouseState(&x, &y);
+ pt->x = x;
+ pt->y = y;
+}
+#define GetCursorPos(x) sdlGetCursorPos(x)
+#define SetCursorPos(x, y) SDL_WarpMouse(x, y)
+#define ScreenToClient(x, pt)
+#define ClientToScreen(x, pt)
+#define MessageBox(hwnd,text,title,flags) STUBBED("msgbox")
+#endif
Point delta;
+#ifdef WIN32
static const char g_wndClassName[]={ "LUGARUWINDOWCLASS" };
-
static HINSTANCE g_appInstance;
static HWND g_windowHandle;
static HGLRC hRC;
+#endif
+
static bool g_button, fullscreen = true;
const RGBColor rgbBlack = { 0x0000, 0x0000, 0x0000 };
-extern HDC hDC;
GLuint gFontList;
char gcstrMode [256] = "";
Game * pgame = 0;
+static bool gMouseGrabbed = true;
+
// --------------------------------------------------------------------------
void ReportError (char * strError)
{
+#ifdef WIN32 // !!! FIXME. --ryan.
throw std::exception( strError);
+#endif
/* char errMsgCStr [256];
Str255 strErr;
void SetupDSpFullScreen ()
{
+#ifdef WIN32
LOGFUNC;
if (fullscreen)
}
ShowCursor(FALSE);
+#endif
}
void ShutdownDSp ()
{
+#ifdef WIN32
LOGFUNC;
if (fullscreen)
}
ShowCursor(TRUE);
+#endif
}
void DrawGL (Game & game)
{
+#ifdef WIN32
if (hDC == 0)
return;
+#endif
game.DrawGLScene();
}
+static KeyMap g_theKeys;
+
+void SetKey( int key)
+{
+ g_theKeys[ key >> 3] |= (1 << (key & 7));
+}
+
+void ClearKey( int key)
+{
+ g_theKeys[ key >> 3] &= (0xff ^ (1 << (key & 7)));
+}
+
+void GetKeys( unsigned char theKeys[16])
+{
+ memcpy( theKeys, &g_theKeys, 16);
+}
+
+Boolean Button()
+{
+ return g_button;
+}
+
+#if !USE_SDL
+static void initSDLKeyTable(void) {}
+#else
+#define MAX_SDLKEYS SDLK_LAST
+static unsigned short KeyTable[MAX_SDLKEYS];
+
+static void initSDLKeyTable(void)
+{
+ memset(KeyTable, 0xFF, sizeof (KeyTable));
+ KeyTable[SDLK_BACKSPACE] = MAC_DELETE_KEY;
+ KeyTable[SDLK_TAB] = MAC_TAB_KEY;
+ KeyTable[SDLK_RETURN] = MAC_RETURN_KEY;
+ KeyTable[SDLK_ESCAPE] = MAC_ESCAPE_KEY;
+ KeyTable[SDLK_SPACE] = MAC_SPACE_KEY;
+ KeyTable[SDLK_PAGEUP] = MAC_PAGE_UP_KEY;
+ KeyTable[SDLK_PAGEDOWN] = MAC_PAGE_DOWN_KEY;
+ KeyTable[SDLK_END] = MAC_END_KEY;
+ KeyTable[SDLK_HOME] = MAC_HOME_KEY;
+ KeyTable[SDLK_LEFT] = MAC_ARROW_LEFT_KEY;
+ KeyTable[SDLK_UP] = MAC_ARROW_UP_KEY;
+ KeyTable[SDLK_RIGHT] = MAC_ARROW_RIGHT_KEY;
+ KeyTable[SDLK_DOWN] = MAC_ARROW_DOWN_KEY;
+ KeyTable[SDLK_INSERT] = MAC_INSERT_KEY;
+ KeyTable[SDLK_DELETE] = MAC_DEL_KEY;
+ KeyTable[SDLK_0] = MAC_0_KEY;
+ KeyTable[SDLK_1] = MAC_1_KEY;
+ KeyTable[SDLK_2] = MAC_2_KEY;
+ KeyTable[SDLK_3] = MAC_3_KEY;
+ KeyTable[SDLK_4] = MAC_4_KEY;
+ KeyTable[SDLK_5] = MAC_5_KEY;
+ KeyTable[SDLK_6] = MAC_6_KEY;
+ KeyTable[SDLK_7] = MAC_7_KEY;
+ KeyTable[SDLK_8] = MAC_8_KEY;
+ KeyTable[SDLK_9] = MAC_9_KEY;
+ KeyTable[SDLK_a] = MAC_A_KEY;
+ KeyTable[SDLK_b] = MAC_B_KEY;
+ KeyTable[SDLK_c] = MAC_C_KEY;
+ KeyTable[SDLK_d] = MAC_D_KEY;
+ KeyTable[SDLK_e] = MAC_E_KEY;
+ KeyTable[SDLK_f] = MAC_F_KEY;
+ KeyTable[SDLK_g] = MAC_G_KEY;
+ KeyTable[SDLK_h] = MAC_H_KEY;
+ KeyTable[SDLK_i] = MAC_I_KEY;
+ KeyTable[SDLK_j] = MAC_J_KEY;
+ KeyTable[SDLK_k] = MAC_K_KEY;
+ KeyTable[SDLK_l] = MAC_L_KEY;
+ KeyTable[SDLK_m] = MAC_M_KEY;
+ KeyTable[SDLK_n] = MAC_N_KEY;
+ KeyTable[SDLK_o] = MAC_O_KEY;
+ KeyTable[SDLK_p] = MAC_P_KEY;
+ KeyTable[SDLK_q] = MAC_Q_KEY;
+ KeyTable[SDLK_r] = MAC_R_KEY;
+ KeyTable[SDLK_s] = MAC_S_KEY;
+ KeyTable[SDLK_t] = MAC_T_KEY;
+ KeyTable[SDLK_u] = MAC_U_KEY;
+ KeyTable[SDLK_v] = MAC_V_KEY;
+ KeyTable[SDLK_w] = MAC_W_KEY;
+ KeyTable[SDLK_x] = MAC_X_KEY;
+ KeyTable[SDLK_y] = MAC_Y_KEY;
+ KeyTable[SDLK_z] = MAC_Z_KEY;
+ KeyTable[SDLK_KP0] = MAC_NUMPAD_0_KEY;
+ KeyTable[SDLK_KP1] = MAC_NUMPAD_1_KEY;
+ KeyTable[SDLK_KP2] = MAC_NUMPAD_2_KEY;
+ KeyTable[SDLK_KP3] = MAC_NUMPAD_3_KEY;
+ KeyTable[SDLK_KP4] = MAC_NUMPAD_4_KEY;
+ KeyTable[SDLK_KP5] = MAC_NUMPAD_5_KEY;
+ KeyTable[SDLK_KP6] = MAC_NUMPAD_6_KEY;
+ KeyTable[SDLK_KP7] = MAC_NUMPAD_7_KEY;
+ KeyTable[SDLK_KP8] = MAC_NUMPAD_8_KEY;
+ KeyTable[SDLK_KP9] = MAC_NUMPAD_9_KEY;
+ KeyTable[SDLK_KP_MULTIPLY] = MAC_NUMPAD_ASTERISK_KEY;
+ KeyTable[SDLK_KP_PLUS] = MAC_NUMPAD_PLUS_KEY;
+ KeyTable[SDLK_KP_ENTER] = MAC_NUMPAD_ENTER_KEY;
+ KeyTable[SDLK_KP_MINUS] = MAC_NUMPAD_MINUS_KEY;
+ KeyTable[SDLK_KP_PERIOD] = MAC_NUMPAD_PERIOD_KEY;
+ KeyTable[SDLK_KP_DIVIDE] = MAC_NUMPAD_SLASH_KEY;
+ KeyTable[SDLK_F1] = MAC_F1_KEY;
+ KeyTable[SDLK_F2] = MAC_F2_KEY;
+ KeyTable[SDLK_F3] = MAC_F3_KEY;
+ KeyTable[SDLK_F4] = MAC_F4_KEY;
+ KeyTable[SDLK_F5] = MAC_F5_KEY;
+ KeyTable[SDLK_F6] = MAC_F6_KEY;
+ KeyTable[SDLK_F7] = MAC_F7_KEY;
+ KeyTable[SDLK_F8] = MAC_F8_KEY;
+ KeyTable[SDLK_F9] = MAC_F9_KEY;
+ KeyTable[SDLK_F10] = MAC_F10_KEY;
+ KeyTable[SDLK_F11] = MAC_F11_KEY;
+ KeyTable[SDLK_F12] = MAC_F12_KEY;
+ KeyTable[SDLK_SEMICOLON] = MAC_SEMICOLON_KEY;
+ KeyTable[SDLK_PLUS] = MAC_PLUS_KEY;
+ KeyTable[SDLK_COMMA] = MAC_COMMA_KEY;
+ KeyTable[SDLK_MINUS] = MAC_MINUS_KEY;
+ KeyTable[SDLK_PERIOD] = MAC_PERIOD_KEY;
+ KeyTable[SDLK_SLASH] = MAC_SLASH_KEY;
+ KeyTable[SDLK_BACKQUOTE] = MAC_TILDE_KEY;
+ KeyTable[SDLK_LEFTBRACKET] = MAC_LEFTBRACKET_KEY;
+ KeyTable[SDLK_BACKSLASH] = MAC_BACKSLASH_KEY;
+ KeyTable[SDLK_RIGHTBRACKET] = MAC_RIGHTBRACKET_KEY;
+ KeyTable[SDLK_QUOTE] = MAC_APOSTROPHE_KEY;
+}
+
+static inline int clamp_sdl_mouse_button(Uint8 button)
+{
+ if ((button >= 1) && (button <= 3))
+ return button - 1;
+ return -1;
+}
+
+static void sdlEventProc(const SDL_Event &e)
+{
+ int val;
+ switch(e.type)
+ {
+ case SDL_MOUSEBUTTONDOWN:
+ {
+ val = clamp_sdl_mouse_button(e.button.button);
+ if (val >= 0)
+ {
+ if (val == 0)
+ {
+ g_button = true;
+ SetKey(MAC_MOUSEBUTTON1);
+ }
+
+ else if (val == 1)
+ SetKey(MAC_MOUSEBUTTON2);
+
+ buttons[val] = true;
+ }
+ }
+ return;
+
+ case SDL_MOUSEBUTTONUP:
+ {
+ val = clamp_sdl_mouse_button(e.button.button);
+ if (val >= 0)
+ {
+ if (val == 0)
+ {
+ g_button = false;
+ ClearKey(MAC_MOUSEBUTTON1);
+ }
+
+ else if (val == 1)
+ ClearKey(MAC_MOUSEBUTTON2);
+
+ buttons[val] = false;
+ }
+ }
+ return;
+
+ case SDL_KEYDOWN:
+ if (e.key.keysym.sym == SDLK_g)
+ {
+ if (e.key.keysym.mod & KMOD_CTRL)
+ gMouseGrabbed = !gMouseGrabbed;
+ }
+
+ else if (e.key.keysym.sym == SDLK_RETURN)
+ {
+ if (e.key.keysym.mod & KMOD_ALT)
+ SDL_WM_ToggleFullScreen(SDL_GetVideoSurface());
+ }
+
+ if (e.key.keysym.sym < SDLK_LAST)
+ {
+ if (KeyTable[e.key.keysym.sym] != 0xffff)
+ SetKey(KeyTable[e.key.keysym.sym]);
+ }
+
+ if (e.key.keysym.mod & KMOD_CTRL)
+ SetKey(MAC_CONTROL_KEY);
+ if (e.key.keysym.mod & KMOD_ALT)
+ SetKey(MAC_OPTION_KEY);
+ if (e.key.keysym.mod & KMOD_SHIFT)
+ SetKey(MAC_SHIFT_KEY);
+ if (e.key.keysym.mod & KMOD_CAPS)
+ SetKey(MAC_CAPS_LOCK_KEY);
+
+ return;
+
+ case SDL_KEYUP:
+ if (e.key.keysym.sym < SDLK_LAST)
+ {
+ if (KeyTable[e.key.keysym.sym] != 0xffff)
+ ClearKey(KeyTable[e.key.keysym.sym]);
+ }
+
+ if (e.key.keysym.mod & KMOD_CTRL)
+ ClearKey(MAC_CONTROL_KEY);
+ if (e.key.keysym.mod & KMOD_ALT)
+ ClearKey(MAC_OPTION_KEY);
+ if (e.key.keysym.mod & KMOD_SHIFT)
+ ClearKey(MAC_SHIFT_KEY);
+ if (e.key.keysym.mod & KMOD_CAPS)
+ ClearKey(MAC_CAPS_LOCK_KEY);
+ return;
+ }
+}
+#endif
// --------------------------------------------------------------------------
SetupDSpFullScreen();
+#if USE_SDL
+ if (!SDL_WasInit(SDL_INIT_VIDEO))
+ {
+ if (SDL_Init(SDL_INIT_VIDEO) == -1)
+ {
+ fprintf(stderr, "SDL_Init() failed: %s\n", SDL_GetError());
+ return false;
+ }
+ }
+
+ Uint32 sdlflags = SDL_OPENGL;
+ SDL_WM_SetCaption("Lugaru", "lugaru");
+ SDL_ShowCursor(0);
+ if (SDL_SetVideoMode(kContextWidth, kContextHeight, 0, sdlflags) == NULL)
+ {
+ fprintf(stderr, "SDL_SetVideoMode() failed: %s\n", SDL_GetError());
+ return false;
+ }
+
+#elif (defined WIN32)
//------------------------------------------------------------------
// create window
int x = 0, y = 0;
return false;
}
-
//------------------------------------------------------------------
// setup OpenGL
SetForegroundWindow(g_windowHandle);
SetFocus(g_windowHandle);
+#endif
glClear( GL_COLOR_BUFFER_BIT );
- SwapBuffers( hDC );
+ swap_gl_buffers();
// clear all states
glDisable( GL_ALPHA_TEST);
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glAlphaFunc( GL_GREATER, 0.5f);
+#if USE_DEVIL
if (ilGetInteger(IL_VERSION_NUM) < IL_VERSION ||
iluGetInteger(ILU_VERSION_NUM) < ILU_VERSION ||
ilutGetInteger(ILUT_VERSION_NUM) < ILUT_VERSION)
ilEnable(IL_ORIGIN_SET);
ilOriginFunc(IL_ORIGIN_LOWER_LEFT);
+#endif
GLint width = kContextWidth;
GLint height = kContextHeight;
game.mousecoordv=globalMouse.v;
}
- if(!mainmenu)
+ if((!mainmenu)&&(gMouseGrabbed))
{
if(lastMouse.h>gMidPoint.h+100||lastMouse.h<gMidPoint.h-100||lastMouse.v>gMidPoint.v+100||lastMouse.v<gMidPoint.v-100){
pos.x = gMidPoint.h;
// game.Dispose();
+#if USE_DEVIL
ilShutDown();
+#endif
+#if USE_SDL
+ SDL_Quit();
+
+#elif (defined WIN32)
if (hRC)
{
wglMakeCurrent( NULL, NULL);
ShutdownDSp ();
ClipCursor(NULL);
+#endif
}
// --------------------------------------------------------------------------
static bool IsFocused()
{
+#ifdef WIN32
if (!g_focused)
return false;
if (IsIconic( g_windowHandle))
return false;
+#endif
return true;
}
-
int main (void)
{
LOGFUNC;
+#ifndef WIN32 // this is in WinMain, too.
+ logger.start(true);
+ memset( &g_theKeys, 0, sizeof( KeyMap));
+#endif
+
+ initSDLKeyTable();
+
try
{
bool regnow = false;
gameFocused = true;
// check windows messages
+ #if USE_SDL
+ SDL_Event e;
+ // message pump
+ while( SDL_PollEvent( &e ) )
+ {
+ if( e.type == SDL_QUIT )
+ {
+ gDone=true;
+ break;
+ }
+ sdlEventProc(e);
+ }
+ #elif (defined WIN32)
MSG msg;
// message pump
while( PeekMessage( &msg, NULL, 0, 0, PM_REMOVE | PM_NOYIELD ) )
DispatchMessage( &msg );
}
}
+ #endif
// game
DoUpdate(game);
}
// game is not in focus, give CPU time to other apps by waiting for messages instead of 'peeking'
+ #ifdef WIN32
MSG msg;
BOOL bRet;
//if (GetMessage( &msg, g_windowHandle, 0, 0 ))
DispatchMessage(&msg);
}
}
+ #else
+ STUBBED("give up CPU but sniff the event queue");
+ #endif
}
}
// if(game.registernow){
if(regnow)
{
+ #ifndef WIN32
+ STUBBED("launch a web browser");
+ #else
char url[100];
sprintf(url,"http://www.wolfire.com/registerpc.html");
// LaunchURL(url);
ShellExecute(NULL, "open", url, NULL, NULL, SW_SHOWNORMAL);
+ #endif
}
return 0;
}
// --------------------------------------------------------------------------
-
+#ifdef WIN32
#define MAX_WINKEYS 256
static unsigned short KeyTable[MAX_WINKEYS]=
{
0xffff, // (255)
};
-
- static KeyMap g_theKeys;
-
- void SetKey( int key)
- {
- g_theKeys[ key >> 3] |= (1 << (key & 7));
- }
-
- void ClearKey( int key)
- {
- g_theKeys[ key >> 3] &= (0xff ^ (1 << (key & 7)));
- }
-
- void GetKeys( unsigned char theKeys[16])
- {
- memcpy( theKeys, &g_theKeys, 16);
- }
-
- Boolean Button()
- {
- return g_button;
- }
-
-
void ClipMouseToWindow(HWND window)
{
RECT wRect;
return TRUE;
}
+#endif
int resolutionID(int width, int height)
{
return res;
}
+ #ifdef WIN32
int __stdcall WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,int nShowCmd)
{
int argc = 0;
return TRUE;
}
+ #endif
extern int channels[100];
extern FSOUND_SAMPLE * samp[100];
return false;
}
+ #if USE_DEVIL
ILstring f = strdup(ConvertFileName(fname));
if (!f)
{
}
*/
free(f);
+ #else
+ res = load_image(fname, tex);
+ //if (!res) printf("failed to load %s\n", fname);
+ #endif
return res;
}
void ScreenShot(const char * fname)
{
+ #if USE_DEVIL
ILstring f = strdup(fname);
if (!f)
{
ilDeleteImages(1, &iid);
free(f);
+ #else
+ STUBBED("Non-DevIL screenshot");
+ #endif
}
+
+
+#if !USE_DEVIL
+static bool load_image(const char *file_name, TGAImageRec &tex)
+{
+ char *ptr = strrchr(file_name, '.');
+ if (ptr)
+ {
+ if (stricmp(ptr+1, "png") == 0)
+ return load_png(file_name, tex);
+ else if (stricmp(ptr+1, "jpg") == 0)
+ return load_jpg(file_name, tex);
+ }
+
+ STUBBED("Unsupported image type");
+ return false;
+}
+
+
+struct my_error_mgr {
+ struct jpeg_error_mgr pub; /* "public" fields */
+ jmp_buf setjmp_buffer; /* for return to caller */
+};
+typedef struct my_error_mgr * my_error_ptr;
+
+
+static void my_error_exit(j_common_ptr cinfo)
+{
+ struct my_error_mgr *err = (struct my_error_mgr *)cinfo->err;
+ longjmp(err->setjmp_buffer, 1);
+}
+
+/* stolen from public domain example.c code in libjpg distribution. */
+static bool load_jpg(const char *file_name, TGAImageRec &tex)
+{
+ struct jpeg_decompress_struct cinfo;
+ struct my_error_mgr jerr;
+ JSAMPROW buffer[1]; /* Output row buffer */
+ int row_stride; /* physical row width in output buffer */
+ FILE *infile = fopen(file_name, "rb")
+
+ if (infile == NULL)
+ return false;
+
+ cinfo.err = jpeg_std_error(&jerr.pub);
+ jerr.pub.error_exit = my_error_exit;
+ if (setjmp(jerr.setjmp_buffer)) {
+ jpeg_destroy_decompress(&cinfo);
+ fclose(infile);
+ return false;
+ }
+
+ jpeg_create_decompress(&cinfo);
+ jpeg_stdio_src(&cinfo, infile);
+ (void) jpeg_read_header(&cinfo, TRUE);
+
+ cinfo.out_color_space = JCS_RGB;
+ cinfo.quantize_colors = 0;
+ (void) jpeg_calc_output_dimensions(&cinfo);
+ (void) jpeg_start_decompress(&cinfo);
+
+ row_stride = cinfo.output_width * cinfo.output_components;
+ tex.sizeX = cinfo.output_width;
+ tex.sizeY = cinfo.output_height;
+ tex.bpp = 24;
+
+ while (cinfo.output_scanline < cinfo.output_height) {
+ buffer[0] = (JSAMPROW)(char *)tex.data +
+ ((cinfo.output_height-1) - cinfo.output_scanline) * row_stride;
+ (void) jpeg_read_scanlines(&cinfo, buffer, 1);
+ }
+
+ (void) jpeg_finish_decompress(&cinfo);
+ jpeg_destroy_decompress(&cinfo);
+ fclose(infile);
+
+ return true;
+}
+
+/* stolen from public domain example.c code in libpng distribution. */
+static bool load_png(const char *file_name, TGAImageRec &tex)
+{
+ bool hasalpha = false;
+ png_structp png_ptr = NULL;
+ png_infop info_ptr = NULL;
+ png_uint_32 width, height;
+ int bit_depth, color_type, interlace_type;
+ png_byte **rows = NULL;
+ bool retval = false;
+ png_byte **row_pointers = NULL;
+ FILE *fp = fopen(file_name, "rb");
+
+ if (fp == NULL)
+ return(NULL);
+
+ png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+ if (png_ptr == NULL)
+ goto png_done;
+
+ info_ptr = png_create_info_struct(png_ptr);
+ if (info_ptr == NULL)
+ goto png_done;
+
+ if (setjmp(png_jmpbuf(png_ptr)))
+ goto png_done;
+
+ png_init_io(png_ptr, fp);
+ png_read_png(png_ptr, info_ptr,
+ PNG_TRANSFORM_STRIP_16 | PNG_TRANSFORM_PACKING,
+ png_voidp_NULL);
+ png_get_IHDR(png_ptr, info_ptr, &width, &height,
+ &bit_depth, &color_type, &interlace_type, NULL, NULL);
+
+ if (bit_depth != 8) // transform SHOULD handle this...
+ goto png_done;
+
+ if (color_type & PNG_COLOR_MASK_PALETTE) // !!! FIXME?
+ goto png_done;
+
+ if ((color_type & PNG_COLOR_MASK_COLOR) == 0) // !!! FIXME?
+ goto png_done;
+
+ hasalpha = ((color_type & PNG_COLOR_MASK_ALPHA) != 0);
+ row_pointers = png_get_rows(png_ptr, info_ptr);
+ if (!row_pointers)
+ goto png_done;
+
+ retval = malloc(width * height * 4);
+ if (!retval)
+ goto png_done;
+
+ if (!hasalpha)
+ {
+ png_byte *dst = tex.data;
+ for (int i = height-1; i >= 0; i--)
+ {
+ png_byte *src = row_pointers[i];
+ for (int j = 0; j < width; j++)
+ {
+ dst[0] = src[0];
+ dst[1] = src[1];
+ dst[2] = src[2];
+ dst[3] = 0xFF;
+ src += 3;
+ dst += 4;
+ }
+ }
+ }
+
+ else
+ {
+ png_byte *dst = tex.data;
+ int pitch = width * 4;
+ for (int i = height-1; i >= 0; i--, dst += pitch)
+ memcpy(dst, row_pointers[i], pitch);
+ }
+
+ tex.sizeX = width;
+ tex.sizeY = height;
+ tex.bpp = 32;
+ retval = true;
+
+png_done:
+ png_destroy_read_struct(&png_ptr, &info_ptr, png_infopp_NULL);
+ fclose(fp);
+ return (retval);
+}
+
+#if 0
+void save_png(char *file_name /* , ... other image information ... */)
+{
+ FILE *fp;
+ png_structp png_ptr;
+ png_infop info_ptr;
+
+ /* open the file */
+ fp = fopen(file_name, "wb");
+ if (fp == NULL)
+ return (ERROR);
+
+ png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+ if (png_ptr == NULL)
+ {
+ fclose(fp);
+ return (ERROR);
+ }
+
+ info_ptr = png_create_info_struct(png_ptr);
+ if (info_ptr == NULL)
+ {
+ fclose(fp);
+ png_destroy_write_struct(&png_ptr, png_infopp_NULL);
+ return (ERROR);
+ }
+
+ if (setjmp(png_jmpbuf(png_ptr)))
+ {
+ /* If we get here, we had a problem reading the file */
+ fclose(fp);
+ png_destroy_write_struct(&png_ptr, &info_ptr);
+ return (ERROR);
+ }
+
+ png_init_io(png_ptr, fp);
+ png_write_png(png_ptr, info_ptr, png_transforms, png_voidp_NULL);
+ png_destroy_write_struct(&png_ptr, &info_ptr);
+ fclose(fp);
+ return (OK);
+}
+#endif
+
+#endif
+
projects / lugaru.git / blobdiff