Initial commit, SDL boilerplate

6 files changed, 143 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..6b92c48
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+*.o
+a.out
+cardioid
+*.exe
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..f3fa3dd
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,35 @@
+RM = rm -f
+MKDIR = mkdir -p
+
+NAME = cardioid
+
+SRCDIR = src
+INCDIR = inc
+OBJDIR = obj
+
+CC = gcc
+CCFLAGS = -Wall -Wextra -I$(INCDIR) $(shell sdl2-config --cflags)
+LDFLAGS = $(shell sdl2-config --libs)
+
+SRC = $(shell find $(SRCDIR) -type f -name "*.c")
+INC = $(shell find $(INCDIR) -type f -name "*.h")
+OBJ = $(SRC:$(SRCDIR)/%.c=$(OBJDIR)/%.o)
+
+all: prebuild $(NAME)
+
+prebuild:
+	$(MKDIR) $(OBJDIR)
+
+$(NAME): $(OBJ)
+	$(CC) -o $@ $^ $(LDFLAGS)
+
+$(OBJDIR)/%.o: $(SRCDIR)/%.c $(INC)
+	$(CC) $(CCFLAGS) -c -o $@ $<
+
+clean:
+	$(RM) $(OBJ)
+
+fclean: clean
+	$(RM) $(NAME)
+
+re: fclean all
diff --git a/READMD.md b/READMD.md
new file mode 100644
index 0000000..ecd3b66
--- /dev/null
+++ b/READMD.md
@@ -0,0 +1,3 @@
+# Cardioid
+
+Cardoid visualizer
diff --git a/inc/graphics.h b/inc/graphics.h
new file mode 100644
index 0000000..efe7dcd
--- /dev/null
+++ b/inc/graphics.h
@@ -0,0 +1,18 @@
+#ifndef GRAPHICS_H
+# define GRAPHICS_H
+
+# include <stdbool.h>
+# include <SDL2/SDL.h>
+
+typedef struct
+{
+    SDL_Window		*window;
+    SDL_Renderer	*renderer;
+    bool 			running;
+}					t_state;
+
+void graphics_init(t_state *state, int width, int height);
+void graphics_quit(t_state *state);
+void graphics_run(t_state *state);
+
+#endif
diff --git a/src/grahpics.c b/src/grahpics.c
new file mode 100644
index 0000000..ae9409d
--- /dev/null
+++ b/src/grahpics.c
@@ -0,0 +1,71 @@
+#include "graphics.h"
+
+#define WINDOW_TITLE "Title"
+
+static const char	*g_sdl_error_str;
+
+#define	SDL_CALL(x)                              \
+	SDL_ClearError();                            \
+	x;                                           \
+	g_sdl_error_str = SDL_GetError();            \
+	if (*g_sdl_error_str != '\0') {              \
+    	SDL_Log("ERROR SDL: %s", g_sdl_error_str); \
+		exit(EXIT_FAILURE);                      \
+	}
+
+
+static void	update(t_state *state);
+static void	event_handler(t_state *state);
+
+void		graphics_init(t_state *state, int width, int height)
+{
+    SDL_CALL(SDL_Init(SDL_INIT_VIDEO));
+    SDL_CALL(state->window = SDL_CreateWindow(
+		WINDOW_TITLE,
+		SDL_WINDOWPOS_UNDEFINED,
+		SDL_WINDOWPOS_UNDEFINED,
+		width,
+		height,
+		0
+	));
+    SDL_CALL(state->renderer = SDL_CreateRenderer(state->window, -1, 0));
+    state->running = true;
+}
+
+void 		graphics_quit(t_state *state)
+{
+    SDL_DestroyRenderer(state->renderer);
+    SDL_DestroyWindow(state->window);
+    SDL_Quit();
+}
+
+void 		graphics_run(t_state *state)
+{
+    while (state->running)
+    {
+        event_handler(state);
+        update(state);
+        SDL_Delay(3);
+    }
+}
+
+static
+void		update(t_state *state)
+{
+    // do stuff
+}
+
+static
+void		event_handler(t_state *state)
+{
+    SDL_Event e;
+    while (SDL_PollEvent(&e))
+    {
+        switch (e.type)
+        {
+            case SDL_QUIT:
+                state->running = false;
+                break;
+        }
+    }
+}
diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..91c8dde
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,12 @@
+#include "graphics.h"
+
+int main()
+{
+	t_state	state;
+
+	graphics_init(&state, 640, 480);
+	graphics_run(&state);
+	graphics_quit(&state);
+
+	return 0;
+}