wip args

src/args.c

@@ -1,7 +1,11 @@
 #include "args.h"
 
 parameters parse_args(int argc, char **argv) {
-  parameters params;
+  parameters params = EMPTY_PARAMS;
+
+  params.width = 1920;
+  params.height = 1080;
+  params.file_path = "output.bmp";
 
   // TODO
 

src/args.h

@@ -1,3 +1,6 @@
+#include <stdio.h>
+#include <string.h>
+
 #ifndef ARGS_H
 #define ARGS_H
 
@@ -5,13 +8,17 @@ struct Parameters {
   unsigned long width;
   unsigned long height;
   char *file_path;
-  unsigned char start[3];
-  unsigned char slope[2];
-  unsigned char var[3];
+  unsigned int size;
+  float slope;
+  float start[3];
+  float var[3];
 };
 
 typedef struct Parameters parameters;
 
 parameters parse_args(int argc, char **argv);
 
+const parameters EMPTY_PARAMS = {
+    0, 0, NULL, 0, 0.0, {0.0, 0.0, 0.0}, {0.0, 0.0, 0.0}};
+
 #endif

src/generator.c

@@ -2,15 +2,16 @@
 #include "bmp.h"
 #include <string.h>
 
-#define WIDTH 256
-#define HEIGHT 256
 #define COLOR_DEPTH 3
 
+parameters global_params = EMPTY_PARAMS;
+
 void generate_line(unsigned long y, char *data_buffer) {
-  memset(data_buffer, y, WIDTH * COLOR_DEPTH);
+  memset(data_buffer, y, global_params.width * COLOR_DEPTH);
 }
 
 void generate(parameters params) {
-  // TODO
-  bmp_generate(WIDTH, HEIGHT, COLOR_DEPTH, "test.bmp", generate_line);
+  global_params = params;
+  bmp_generate(params.width, params.height, COLOR_DEPTH, params.file_path,
+               generate_line);
 }