shithub: tinygl

ref: f03aac3fa4e87533f0606b6d28a594504d1b0d1f
dir: /src/specbuf.h/

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#ifndef _tgl_specbuf_h_
#define _tgl_specbuf_h_

/* Max # of specular light pow buffers */
#define MAX_SPECULAR_BUFFERS 8
/* # of entries in specular buffer */
#define SPECULAR_BUFFER_SIZE 1024
/* specular buffer granularity */
#define SPECULAR_BUFFER_RESOLUTION 1024

typedef struct GLSpecBuf {
	GLint shininess_i;
	GLint last_used;
	GLfloat buf[SPECULAR_BUFFER_SIZE + 1];
	struct GLSpecBuf* next;
} GLSpecBuf;

GLSpecBuf* specbuf_get_buffer(GLContext* c, const GLint shininess_i, const GLfloat shininess);
void specbuf_cleanup(GLContext* c); /* free all memory used */

#endif /* _tgl_specbuf_h_ */