void ToggleAutomaticSlideshow()
{
float icon_z = frame.vz-6.5;
if ( icon_z < -5 ) { icon_z = -4.5; }
if ( frame.transitions.automatic_slideshow_on==0 )
{
SoundLibrary_PlaySound(SLIDESHOW_START);
SetDestinationOverPicture(frame.active_image_place);
frame.time_ms_before_last_slide_change=frame.tick_count;
frame.transitions.automatic_slideshow_on=1;
Add_3DObject(//0,0,0,
frame.vx,frame.vy,icon_z,
//frame.vx,frame.vy,frame.vz,
5,5,/*PLAY*/ 3 ,1000000);
} else
{
SoundLibrary_PlaySound(SLIDESHOW_STOP);
frame.transitions.automatic_slideshow_on=0;
Add_3DObject(//0,0,0,
frame.vx,frame.vy,icon_z,
//frame.vx,frame.vy,frame.vz,
5,5,/*PAUSE*/ 4 ,1000000);
}
}
int make_texture(struct Picture * picturedata,int enable_mipmaping)
{
if ( picturedata == 0 ) { fprintf(stderr,"Error making texture from picture , accomodation structure is not allocated\n");
return 0; }
unsigned long this_texture = picturedata->width * picturedata->height * /*RGBA ->*/ 4 /* <- RGBA*/ ;
if ( !GPU_Memory_can_accomodate(this_texture) ) {
fprintf(stderr,"Abort making texture , GPU cant accomodate it ( %u KB ) \n",(unsigned int) this_texture/1024);
SignalGPUFull=1;
return 0;
}
glEnable(GL_TEXTURE_2D);
PrintDirectoryListItem(picturedata->directory_list_index);
GLuint new_tex_id=0;
if (PrintOpenGLDebugMsg()) fprintf(stderr,"OpenGL Generating new Texture \n");
glGenTextures(1,&new_tex_id);
if ( complain_about_errors() ) { return 0; }
if (PrintOpenGLDebugMsg()) fprintf(stderr,"OpenGL Binding new Texture \n");
glBindTexture(GL_TEXTURE_2D,new_tex_id);
if ( complain_about_errors() ) { return 0; }
glFlush();
picturedata->gpu.gl_rgb_texture=new_tex_id;
unsigned int depth_flag=GL_RGB;
char * rgba_data = picturedata->system.rgb_data;
/* RGBA Software conversion for debugging :p HAS ANOTHER PART (line 150+ ) THAT DOES THE FREE CALL
rgba_data = (char*) malloc(picturedata->width*picturedata->height*4*sizeof(unsigned char));
if (rgba_data==0)
{
rgba_data = picturedata->rgb_data;
} else
{
depth_flag=GL_RGBA;
software_add_alpha_channel(picturedata->rgb_data,rgba_data,picturedata->width,picturedata->height);
fprintf(stderr,"Using Alpha texture conversion\n");
}
*/
unsigned int error_num=0;
if ( ( enable_mipmaping == 1 ) || ( frame.force_mipmap_generation ==1 ) )
{
/* LOADING TEXTURE --WITH-- MIPMAPING */
glPixelStorei(GL_UNPACK_ALIGNMENT,1);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_TRUE); // GL_RGB
glTexImage2D(GL_TEXTURE_2D, 0, depth_flag, picturedata->width , picturedata->height, 0, depth_flag, GL_UNSIGNED_BYTE, (const GLvoid *) rgba_data);
error_num=glGetError();
if ( error_num!=0 ) { printoutOGLErr(error_num); fprintf(stderr,"Creating texture %ux%u:%u ( initial %ux%u )\n",picturedata->width,picturedata->height,depth_flag,picturedata->initial_width,picturedata->initial_height); return 0; }
} else
{
/* LOADING TEXTURE --WITHOUT-- MIPMAPING - IT IS LOADED RAW*/
glPixelStorei(GL_UNPACK_ALIGNMENT,1);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); //GL_RGB
glTexImage2D(GL_TEXTURE_2D, 0, depth_flag, picturedata->width , picturedata->height, 0, depth_flag, GL_UNSIGNED_BYTE,(const GLvoid *) rgba_data);
error_num=glGetError();
if ( error_num!=0 ) { printoutOGLErr(error_num); fprintf(stderr,"Creating texture %ux%u:%u ( initial %ux%u )\n",picturedata->width,picturedata->height,depth_flag,picturedata->initial_width,picturedata->initial_height); return 0; }
}
/* RGBA Software conversion for debugging :p HAS A PREVIOUS PART
if ( (rgba_data != 0)&&(depth_flag=GL_RGBA) ) { free(rgba_data); }
*/
if (enable_mipmaping)
{
if (PrintDevMsg()) fprintf(stderr,"Using mipmaps there is a lot more memory consumption , needs work..\n");
}
/* PICTURE IS LOADED IN GPU SO WE CAN UNLOAD IT FROM MAIN RAM MEMORY */
if ( picturedata->system.rgb_data != 0 )
{
frame.system.usedRAM-=picturedata->system.rgb_data_size;
free(picturedata->system.rgb_data);
picturedata->system.rgb_data=0;
picturedata->system.rgb_data_size=0;
}
frame.gpu.lastTexture=this_texture;
frame.gpu.usedRAM+=frame.gpu.lastTexture;
picturedata->gpu.texture_data_size=this_texture;
picturedata->gpu.marked_for_texture_loading=0;
picturedata->gpu.texture_loaded=1;
if ( complain_about_errors() ) { return 0; }
if (PrintOpenGLDebugMsg()) fprintf(stderr,"OpenGL Texture of size ( %u %u ) id is %u\n", picturedata->width , picturedata->height,picturedata->gpu.gl_rgb_texture);
glFlush();
SoundLibrary_PlaySound(LOADED_PICTURE);
return 1;
}
