libgender/material.h

#ifndef MATERIAL_H
#define MATERIAL_H

#include <vector>
#include <string>
#include <sstream>

using namespace std;

#include "util.h"
#include "shader.h"

struct texture_execption
{ 
  texture_execption (string s) : msg(s) { }
  string msg; 
};

struct material
{
  virtual void enable (view &ctx) = 0;
  virtual void disable (view &ctx) = 0;
  virtual ~material ();
};

struct simple_material : material
{
  colour diffuse, specular, emission;
  GLfloat shininess;

  void enable (view &ctx);
  void disable (view &ctx);

  simple_material () 
  : diffuse(1, 0, 1, 1)
  , specular(1, 0, 1, 1)
  , emission(1, 0, 1, 1)
  , shininess(1.)
  {
  }
};

struct texture
{
  SDL_Surface *image;
  GLuint name;
  GLfloat texcoord[4];

  GLuint load_texture (SDL_Surface *surface, GLfloat *texcoord);

  texture(const char *f)
  {
    image = IMG_Load (f);

    if (!image) 
      throw (texture_execption ("Couldn't load " + (string) f + ": " + (string) IMG_GetError ()));

    name = load_texture (image, (GLfloat*)&texcoord);
    if (name == 0) 
      throw (texture_execption ("Couldn't make GL Texture, failed to create new RGB SWSurface"));
  }
};

struct test_material
{
  shader::program_object p;
  texture tex;
  shader::sampler_2d texvar;
  shader::uniform_4f lightpos;

  test_material ();
  void enable (view &ctx);
  void disable (view &ctx);
};

#endif


Revision:	1.14
Committed:	Fri Oct 29 23:19:08 2004 UTC (19 years, 7 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.13:	+0 -11 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#ifndef MATERIAL_H
2			#define MATERIAL_H
3
4	root	1.5	#include <vector>
5			#include <string>
6			#include <sstream>
7
8	root	1.11	using namespace std;
9	root	1.5
10	root	1.1	#include "util.h"
11	root	1.12	#include "shader.h"
12	root	1.3
13			struct texture_execption
14			{
15			texture_execption (string s) : msg(s) { }
16			string msg;
17			};
18
19	root	1.1	struct material
20			{
21	root	1.13	virtual void enable (view &ctx) = 0;
22			virtual void disable (view &ctx) = 0;
23	root	1.1	virtual ~material ();
24			};
25
26			struct simple_material : material
27			{
28			colour diffuse, specular, emission;
29			GLfloat shininess;
30
31	root	1.13	void enable (view &ctx);
32			void disable (view &ctx);
33	root	1.1
34			simple_material ()
35			: diffuse(1, 0, 1, 1)
36			, specular(1, 0, 1, 1)
37			, emission(1, 0, 1, 1)
38			, shininess(1.)
39			{
40			}
41			};
42
43	root	1.3	struct texture
44			{
45			SDL_Surface *image;
46	root	1.12	GLuint name;
47	root	1.3	GLfloat texcoord[4];
48
49			GLuint load_texture (SDL_Surface surface, GLfloat texcoord);
50
51			texture(const char *f)
52			{
53			image = IMG_Load (f);
54
55			if (!image)
56			throw (texture_execption ("Couldn't load " + (string) f + ": " + (string) IMG_GetError ()));
57
58	root	1.12	name = load_texture (image, (GLfloat*)&texcoord);
59			if (name == 0)
60	root	1.3	throw (texture_execption ("Couldn't make GL Texture, failed to create new RGB SWSurface"));
61			}
62			};
63
64	root	1.12	struct test_material
65	root	1.3	{
66	root	1.12	shader::program_object p;
67			texture tex;
68			shader::sampler_2d texvar;
69	root	1.13	shader::uniform_4f lightpos;
70	root	1.12
71			test_material ();
72	root	1.13	void enable (view &ctx);
73			void disable (view &ctx);
74	root	1.3	};
75
76	root	1.1	#endif
77
78