Core to app graphics interface

svn path=/trunk/boinc/; revision=413

api/graphics_api.C

@@ -2,23 +2,30 @@
 
 #include "parse.h"
 
-void write_graphics_file(FILE* f, GRAPHICS_INFO& gi) {
+int write_graphics_file(FILE* f, GRAPHICS_INFO& gi) {
     fprintf(f,
-        "<graphics_xsize>%d</graphics_xsize>\n"
-        "<graphics_ysize>%d</graphics_ysize>\n"
-        "<graphics_refresh_period>%f</graphics_refresh_period>\n",
+		"<graphics_info>\n"
+        "    <graphics_xsize>%d</graphics_xsize>\n"
+        "    <graphics_ysize>%d</graphics_ysize>\n"
+        "    <graphics_mode>%d</graphics_mode>\n"
+        "    <graphics_refresh_period>%f</graphics_refresh_period>\n"
+		"</graphics_info>\n",
         gi.xsize,
         gi.ysize,
+		gi.graphics_mode,
         gi.refresh_period
     );
+
+	return 0;
 }
 
 int parse_graphics_file(FILE* f, GRAPHICS_INFO& gi) {
     char buf[256];
     while (fgets(buf, 256, f)) {
-        if (match_tag(buf, "<graphics_info>")) return 0;
+        if (match_tag(buf, "</graphics_info>")) return 0;
         else if (parse_int(buf, "<graphics_xsize>", gi.xsize)) continue;
         else if (parse_int(buf, "<graphics_ysize>", gi.ysize)) continue;
+        else if (parse_int(buf, "<graphics_mode>", gi.graphics_mode)) continue;
         else if (parse_double(buf, "<graphics_refresh_period>", gi.refresh_period)) continue;
         else fprintf(stderr, "parse_core_file: unrecognized %s", buf);
     }

api/graphics_api.h

@@ -1,10 +1,18 @@
 #include <stdio.h>
 
+#define MODE_NO_GRAPHICS        -1
+#define MODE_WINDOW             0
+#define MODE_FULLSCREEN         1
+
 struct GRAPHICS_INFO {
     int xsize;
     int ysize;
+	int graphics_mode;
     double refresh_period;
 };
 
 struct APP_OUT_GRAPHICS {
 };
+
+int write_graphics_file(FILE* f, GRAPHICS_INFO& gi);
+int parse_graphics_file(FILE* f, GRAPHICS_INFO& gi);

client/Makefile.in

@@ -53,7 +53,8 @@ OBJS = \
     ../lib/crypt.o \
     ../lib/util.o \
     ../RSAEuro/source/rsaeuro.a \
-    ../api/boinc_api.o
+    ../api/boinc_api.o \
+    ../api/graphics_api.o
 
 TEST_NET_XFER_OBJS = \
     http.o \

client/app.C

@@ -68,6 +68,7 @@
 
 #include "app.h"
 #include "boinc_api.h"
+#include "graphics_api.h"
 
 // take a string containing some space separated words.
 // return an array of pointers to the null-terminated words.
@@ -137,9 +138,10 @@ int ACTIVE_TASK::start(bool first_time) {
     FILE_REF file_ref;
     FILE_INFO* fip;
     int retval;
-    char init_data_path[256], fd_init_path[256];
+    char init_data_path[256], graphics_data_path[256], fd_init_path[256];
     FILE *f;
     APP_INIT_DATA aid;
+	GRAPHICS_INFO gi;
 
     if (first_time) {
         checkpoint_cpu_time = 0;
@@ -148,9 +150,10 @@ int ACTIVE_TASK::start(bool first_time) {
     starting_cpu_time = checkpoint_cpu_time;
     fraction_done = 0;
 
-    //app_prefs.graphics.xsize = 640;
-    //app_prefs.graphics.ysize = 480;
-    //app_prefs.graphics.refresh_period = 5;
+    gi.xsize = 640;
+    gi.ysize = 480;
+	gi.graphics_mode = MODE_WINDOW;
+    gi.refresh_period = 0.1;
 
     memset(&aid, 0, sizeof(aid));
 
@@ -170,6 +173,17 @@ int ACTIVE_TASK::start(bool first_time) {
     retval = write_init_data_file(f, aid);
     fclose(f);
 
+    sprintf(graphics_data_path, "%s%s%s", slot_dir, PATH_SEPARATOR, GRAPHICS_DATA_FILE);
+    f = fopen(graphics_data_path, "w");
+    if (!f) {
+        if (log_flags.task_debug) {
+            printf("Failed to open core to app graphics prefs file %s.\n", graphics_data_path);
+        }
+        return ERR_FOPEN;
+    }
+    retval = write_graphics_file(f, gi);
+    fclose(f);
+
     sprintf(fd_init_path, "%s%s%s", slot_dir, PATH_SEPARATOR, FD_INIT_FILE);
     f = fopen(fd_init_path, "w");
     if (!f) {