Split common.h.

1 files changed, 62 insertions, 0 deletions

diff --git a/src/renderer.h b/src/renderer.h
new file mode 100644
index 0000000..0c38e6d
--- /dev/null
+++ b/src/renderer.h
@@ -0,0 +1,62 @@
+#ifndef _RENDERER_H
+#define _RENDERER_H
+
+#include "common.h"
+#include "physics.h"
+
+extern float r_color_white[4];
+extern float r_color_black[4];
+extern float r_color_red[4];
+extern float r_color_blue[4];
+
+typedef struct r_window_s r_window;
+struct r_window_s {
+	SDL_Window *window;
+	SDL_Renderer *renderer;
+	SDL_Texture *font_texture;
+
+	r_window *prev, *next;
+};
+
+int r_init(void);
+void r_quit(void);
+
+r_window *r_window_create(void);
+void r_window_destroy(r_window *rw);
+
+void r_clear(r_window *rw, float *color);
+void r_flip(r_window *rw);
+
+void r_clip_enable(r_window *rw, float x, float y, float w, float h);
+void r_clip_disable(r_window *rw);
+void r_draw_line(r_window *rw, float x0, float y0, float x1, float y1,
+                 float *color);
+void r_draw_rect(r_window *rw, float x, float y, float w, float h,
+                 float *color);
+
+#define TEXT_CENTERX     0x0001
+#define TEXT_RIGHTX      0x0002
+float r_text_width(float h, char *text);
+void r_draw_text(r_window *rw, float x, float y, float h, char *text,
+                 float *color, int flags);
+
+typedef enum {
+	XSECTION_XY,
+	XSECTION_XZ,
+	XSECTION_YZ
+} r_xsection_type;
+
+typedef struct {
+	SDL_Texture *texture;
+	float aspect_ratio;
+} r_xsection;
+
+void r_xsection_create(r_xsection *xsection);
+void r_xsection_destroy(r_xsection *xsection);
+int r_xsection_update(r_window *rw, r_xsection *xsection,
+                      phy_field_info *fi, float *field,
+                      r_xsection_type type, float frac);
+void r_xsection_draw(r_window *rw, r_xsection *xsection,
+                     float x, float y, float w, float h);
+
+#endif // _RENDERER_H