// Copyright (c) Athena Dev Teams - Licensed under GNU GPL // For more information, see LICENCE in the main folder // graph creation is enabled // #define ENABLE_GRAPH #ifdef ENABLE_GRAPH #include #include #include #ifndef _WIN32 #include #endif #ifdef MINGW #include #endif #include "../common/core.h" #include "../common/timer.h" #include "../common/grfio.h" #include "../common/malloc.h" #include "graph.h" struct graph { int width; int height; int pallet_count; int png_len; int png_dirty; unsigned char* raw_data; unsigned char* png_data; int * graph_value; int graph_max; }; void graph_write_dword(unsigned char* p,unsigned int v) { p[0] = (unsigned char)((v >> 24) & 0xFF); p[1] = (unsigned char)((v >> 16) & 0xFF); p[2] = (unsigned char)((v >> 8) & 0xFF); p[3] = (unsigned char)(v & 0xFF); } struct graph* graph_create(unsigned int x,unsigned int y) { struct graph *g = (struct graph*)aCalloc(sizeof(struct graph),1); if(g == NULL) return NULL; // 256 * 3 : パレットデータ // x * y * 2 : イメージのバッファ // 256 : チャンクデータなどの予備 g->png_data = (unsigned char *) aMalloc(4 * 256 + (x + 1) * y * 2); g->raw_data = (unsigned char *) aCalloc( (x + 1) * y , 1); memcpy( g->png_data, "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A\x00\x00\x00\x0D\x49\x48\x44\x52" "\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x08\x03\x00\x00\x00\xFF\xFF\xFF" "\xFF\x00\x00\x00\x03\x50\x4C\x54\x45\xFF\xFF\xFF\xA7\xC4\x1B\xC8",0x30 ); graph_write_dword(g->png_data + 0x10,x); graph_write_dword(g->png_data + 0x14,y); graph_write_dword(g->png_data + 0x1D,grfio_crc32(g->png_data+0x0C,0x11)); g->pallet_count = 1; g->width = x; g->height = y; g->png_dirty = 1; g->graph_value = (int *) aCalloc(x,sizeof(int)); g->graph_max = 1; return g; } void graph_pallet(struct graph* g, int index,unsigned long c) { if(g == NULL || c >= 256) return; if(g->pallet_count <= index) { memset(g->png_data + 0x29 + 3 * g->pallet_count,0,(index - g->pallet_count) * 3); g->pallet_count = index + 1; } g->png_data[0x29 + index * 3 ] = (unsigned char)((c >> 16) & 0xFF); // R g->png_data[0x29 + index * 3 + 1] = (unsigned char)((c >> 8) & 0xFF); // G g->png_data[0x29 + index * 3 + 2] = (unsigned char)( c & 0xFF); // B graph_write_dword(g->png_data + 0x21,g->pallet_count * 3); graph_write_dword( g->png_data + 0x29 + g->pallet_count * 3, grfio_crc32(g->png_data + 0x25,g->pallet_count * 3 + 4) ); g->png_dirty = 1; } void graph_setpixel(struct graph* g,int x,int y,int color) { if(g == NULL || color >= 256) { return; } if(x < 0) x = 0; if(y < 0) y = 0; if(x >= g->width) { x = g->width - 1; } if(y >= g->height) { y = g->height - 1; } if(color >= g->pallet_count) { graph_pallet(g,color,graph_rgb(0,0,0)); } g->raw_data[y * (g->width + 1) + x + 1] = (unsigned char)color; g->png_dirty = 1; } int graph_getpixel(struct graph* g,int x,int y) { if(x < 0) x = 0; if(y < 0) y = 0; if(x >= g->width) { x = g->width - 1; } if(y >= g->height) { y = g->height - 1; } return g->raw_data[y * (g->width + 1) + x + 1]; } const unsigned char* graph_output(struct graph* g,int *len) { unsigned long inflate_len; unsigned char *p; if(g == NULL) return NULL; if(g->png_dirty == 0) { *len = g->png_len; return g->png_data; } p = g->png_data + 0x2D + 3 * g->pallet_count; inflate_len = 2 * (g->width + 1) * g->height; memcpy(p + 4,"IDAT",4); encode_zip(p + 8,&inflate_len,g->raw_data,(g->width + 1) * g->height); graph_write_dword(p,inflate_len); graph_write_dword(p + 8 + inflate_len,grfio_crc32(p + 4, inflate_len + 4)); p += 0x0C + inflate_len; memcpy(p,"\x00\x00\x00\x00\x49\x45\x4E\x44\xAE\x42\x60\x82",0x0C); p += 0x0C; g->png_len = p - g->png_data; g->png_dirty = 0; *len = g->png_len; return g->png_data; } void graph_free(struct graph* g) { if(g != NULL) { aFree(g->png_data); aFree(g->raw_data); aFree(g->graph_value); aFree(g); } } // とりあえず不効率版。後ほど書き直し予定 void graph_square(struct graph* g,int x,int y,int xe,int ye,int color) { int i,j; if(g == NULL) return; if(x < 0) { x = 0; } if(y < 0) { y = 0; } if(xe > g->width) { xe = g->width; } if(ye > g->height) { ye = g->height; } for(i = y;i < ye ; i++) { for(j = x; j < xe ; j++) { graph_setpixel(g,j,i,color); } } } // とりあえず不効率版。後ほど書き直し予定 void graph_scroll(struct graph* g,int n,int color) { int x,y; if(g == NULL) return; for(y = 0; y < g->height; y++) { for(x = 0; x < g->width - n; x++) { graph_setpixel(g,x,y,graph_getpixel(g,x + n,y)); } for( ; x < g->width; x++) { graph_setpixel(g,x,y,color); } } } void graph_data(struct graph* g,int value) { int i, j, start; if(g == NULL) return; memmove(&g->graph_value[0],&g->graph_value[1],sizeof(int) * (g->width - 1)); g->graph_value[g->width - 1] = value; if(value > g->graph_max) { // 最大値を超えたので再描画 g->graph_max = value; graph_square(g,0,0,g->width,g->height,0); start = 0; } else { // スクロールしてポイント打つ graph_scroll(g,1,0); start = g->width - 1; } for(i = start; i < g->width; i++) { int h0 = (i == 0 ? 0 : g->graph_value[i - 1]) * g->height / g->graph_max; int h1 = (g->graph_value[i] ) * g->height / g->graph_max; int h2 = (h0 < h1 ? 1 : -1); for(j = h0; j != h1; j += h2) { graph_setpixel(g,i,g->height - 1 - j,1); } graph_setpixel(g,i,g->height - 1 - h1,1); } } // 上の関数群を利用して、自動的にグラフを作成するタイマー群 #define GRP_WIDTH 300 // グラフの幅 #define GRP_HEIGHT 200 // グラフの高さ #define GRP_COLOR graph_rgb(0,0,255) // グラフの色 #define GRP_INTERVEL 60*1000 // グラフの更新間隔 #define GRP_PATH "httpd/" struct graph_sensor { struct graph* graph; char* str; char hash[32]; int scanid; int drawid; int interval; unsigned int (*func)(void); }; static struct graph_sensor *sensor; static int sensor_max; static int graph_scan_timer(int tid,unsigned int tick,int id,int data) { if(id >= 0 && id < sensor_max) graph_data(sensor[id].graph,sensor[id].func()); return 0; } // modified by Celest -- i'm trying to separate it from httpd if possible ^^; static int graph_draw_timer(int tid,unsigned int tick,int id,int data) { char png_file[24]; FILE *fp; // create/update the png file do { const char *png_data; int len; sprintf (png_file, GRP_PATH"%s.png", sensor[id].hash); fp = fopen(png_file, "w"); // if another png of the same hash exists // (i.e 2nd login server with the same sensors) // this will fail = not good >.< if (fp == NULL) break; png_data = graph_output(sensor[id].graph, &len); fwrite(png_data,1,len,fp); fclose(fp); } while (0); // create/update text snippet do { char buf[8192], *p; p = buf; sprintf (png_file, GRP_PATH"%s.graph", sensor[id].hash); fp = fopen(png_file, "w"); if (fp == NULL) break; p += sprintf(p,"

%s

\n\n", sensor[id].str); p += sprintf(p,"

\n", sensor[id].hash, GRP_WIDTH,GRP_HEIGHT); p += sprintf(p,"

Max: %d, Interval: %d sec

\n\n", sensor[id].graph->graph_max, sensor[id].interval / 1000); fprintf(fp, buf); fclose(fp); } while (0); return 0; } void graph_add_sensor(const unsigned char* string, int interval, unsigned int (*callback_func)(void)) { int draw_interval = interval * 2; struct graph *g = graph_create(GRP_WIDTH,GRP_HEIGHT); graph_pallet(g,1,GRP_COLOR); sensor = (struct graph_sensor *) aRealloc(sensor, sizeof(struct graph_sensor) * (sensor_max + 1)); sensor[sensor_max].graph = g; sensor[sensor_max].str = aStrdup(string); // create crc32 hash of the sensor's name sprintf (sensor[sensor_max].hash, "%lu%c", grfio_crc32(string,strlen(string)), 'a' + SERVER_TYPE); sensor[sensor_max].func = callback_func; sensor[sensor_max].scanid = add_timer_interval(gettick() + 500, graph_scan_timer, sensor_max, 0, interval); sensor[sensor_max].drawid = add_timer_interval(gettick() + 1000, graph_draw_timer, sensor_max, 0, draw_interval < 60000 ? 60000 : draw_interval); sensor[sensor_max].interval = interval; sensor_max++; } void graph_final (void) { int i; for(i = 0; i < sensor_max; i++) { char png_file[24]; // remove the png and snippet file sprintf (png_file, GRP_PATH"%s.png", sensor[i].hash); unlink (png_file); sprintf (png_file, GRP_PATH"%s.graph", sensor[i].hash); unlink (png_file); graph_free(sensor[i].graph); aFree(sensor[i].str); //delete_timer(sensor[i].scanid,graph_scan_timer); //delete_timer(sensor[i].drawid,graph_draw_timer); } aFree(sensor); sensor_max = 0; } void graph_init (void) { graph_add_sensor ("Memory Usage", 1000, malloc_usage); add_timer_func_list(graph_scan_timer, "graph_scan_timer"); add_timer_func_list(graph_draw_timer, "graph_draw_timer"); } #else void graph_init (void) {} void graph_final (void) {} #endif