[ViewVC] Diff of: cvs/cvsroot/libgender/material.C

Comparing cvsroot/libgender/material.C (file contents):
Revision 1.5 by root, Sat Oct 16 23:23:21 2004 UTC vs.
Revision 1.11 by root, Thu Oct 21 22:28:42 2004 UTC

…		…
1	#include "opengl.h"	1	#include "opengl.h"
2	#include "material.h"	2	#include "material.h"
3		3
		4	#include <cstdlib>
		5	#include <cstring>
		6
		7	#include <algorithm>
		8
		9	namespace shader {
		10
		11	refcounted::~refcounted ()
		12	{
		13	#if 0
		14	if (refcnt)
		15	abort ();
		16	#endif
		17	}
		18
		19	const char str_float [] = "float";
		20	const char str_float2 [] = "float2";
		21	const char str_float3 [] = "float3";
		22	const char str_float4 [] = "float4";
		23	const char str_float4x4 [] = "float4x4";
		24
		25	const char str_sampler1d [] = "sampler1d";
		26	const char str_sampler2d [] = "sampler2d";
		27	const char str_sampler3d [] = "sampler3d";
		28	const char str_samplerCUBE [] = "samplerCUBE";
		29	const char str_samplerRECT [] = "samplerRECT";
		30
		31	static CGcontext cg_context = cgCreateContext ();
		32
		33	int var_i::next_name = 0;
		34
		35	var_i::var_i (CGtype cgtype, const char *typestr)
		36	: typestr (typestr)
		37	{
		38	name = ++next_name;
		39	param = cgCreateParameter (cg_context, cgtype);
		40	}
		41
		42	var_i::~var_i ()
		43	{
		44	cgDestroyParameter (param);
		45	}
		46
		47	void var_i::build_decl (ostringstream &b)
		48	{
		49	b << typestr << ' ' << "V" << name;
		50	}
		51
		52	void uniform_i::build_decl (ostringstream &b)
		53	{
		54	b << "uniform " << typestr << ' ' << "V" << name;
		55	}
		56
		57	void stream_i::build_decl (ostringstream &b)
		58	{
		59	b << typestr << ' ' << "V" << name;
		60	b << " : " << binding;
		61	}
		62
		63	void var_i::build (shader_builder &b)
		64	{
		65	b << "V" << name;
		66	}
		67
		68	void uniform_i::build (shader_builder &b)
		69	{
		70	var_i::build (b);
		71
		72	if (find (b.refs.begin (), b.refs.end (), uniform (*this)) == b.refs.end ())
		73	b.refs.push_back (*this);
		74	}
		75
		76	void stream_i::build (shader_builder &b)
		77	{
		78	var_i::build (b);
		79
		80	if (find (b.streams.begin (), b.streams.end (), var (*this)) == b.streams.end ())
		81	b.streams.push_back (*this);
		82	}
		83
		84	void temporary_i::build (shader_builder &b)
		85	{
		86	var_i::build (b);
		87
		88	if (find (b.temps.begin (), b.temps.end (), var (*this)) == b.temps.end ())
		89	b.temps.push_back (*this);
		90	}
		91
		92	void fragment_const_string_i::build (shader_builder &b)
		93	{
		94	b << str;
		95	}
		96
		97	struct vin vin;
		98
		99	// MUST update is-function below
		100	varying_3f vin::position_3f ("POSITION");
		101	varying_4f vin::position_4f ("POSITION");
		102	varying_3f vin::normal_3f ("NORMAL");
		103	varying_4f vin::normal_4f ("NORMAL");
		104	varying_3f vin::color0_3f ("COLOR0");
		105	varying_4f vin::color0_4f ("COLOR0");
		106	varying_3f vin::color1_3f ("COLOR1");
		107	varying_4f vin::color1_4f ("COLOR1");
		108	varying_1f vin::texcoord_1f[8] =
		109	{
		110	varying_1f ("TEXCOORD0"), varying_1f ("TEXCOORD1"), varying_1f ("TEXCOORD2"), varying_1f ("TEXCOORD3"),
		111	varying_1f ("TEXCOORD4"), varying_1f ("TEXCOORD5"), varying_1f ("TEXCOORD6"), varying_1f ("TEXCOORD7"),
		112	};
		113	varying_2f vin::texcoord_2f[8] =
		114	{
		115	varying_2f ("TEXCOORD0"), varying_2f ("TEXCOORD1"), varying_2f ("TEXCOORD2"), varying_2f ("TEXCOORD3"),
		116	varying_2f ("TEXCOORD4"), varying_2f ("TEXCOORD5"), varying_2f ("TEXCOORD6"), varying_2f ("TEXCOORD7"),
		117	};
		118	varying_3f vin::texcoord_3f[8] =
		119	{
		120	varying_3f ("TEXCOORD0"), varying_3f ("TEXCOORD1"), varying_3f ("TEXCOORD2"), varying_3f ("TEXCOORD3"),
		121	varying_3f ("TEXCOORD4"), varying_3f ("TEXCOORD5"), varying_3f ("TEXCOORD6"), varying_3f ("TEXCOORD7"),
		122	};
		123	varying_4f vin::texcoord_4f[8] =
		124	{
		125	varying_4f ("TEXCOORD0"), varying_4f ("TEXCOORD1"), varying_4f ("TEXCOORD2"), varying_4f ("TEXCOORD3"),
		126	varying_4f ("TEXCOORD4"), varying_4f ("TEXCOORD5"), varying_4f ("TEXCOORD6"), varying_4f ("TEXCOORD7"),
		127	};
		128	varying_1f vin::psize_1f ("PSIZE");
		129	varying_1f vin::attr6_1f ("ATTR6");
		130	varying_1f vin::attr7_1f ("ATTR7");
		131	varying_2f vin::attr6_2f ("ATTR6");
		132	varying_2f vin::attr7_2f ("ATTR7");
		133	varying_3f vin::attr6_3f ("ATTR6");
		134	varying_3f vin::attr7_3f ("ATTR7");
		135	varying_4f vin::attr6_4f ("ATTR6");
		136	varying_4f vin::attr7_4f ("ATTR7");
		137
		138	bool vin::is (const var &r)
		139	{
		140	return r == vin::position_3f
		141	\|\| r == vin::position_4f
		142	\|\| r == vin::normal_3f
		143	\|\| r == vin::normal_4f
		144	\|\| r == vin::color0_3f
		145	\|\| r == vin::color0_4f
		146	\|\| r == vin::color1_3f
		147	\|\| r == vin::color1_4f
		148	\|\| r == vin::texcoord_1f[0] \|\| r == vin::texcoord_1f[1] \|\| r == vin::texcoord_1f[2] \|\| r == vin::texcoord_1f[3]
		149	\|\| r == vin::texcoord_1f[4] \|\| r == vin::texcoord_1f[5] \|\| r == vin::texcoord_1f[6] \|\| r == vin::texcoord_1f[7]
		150	\|\| r == vin::texcoord_2f[0] \|\| r == vin::texcoord_2f[1] \|\| r == vin::texcoord_2f[2] \|\| r == vin::texcoord_2f[3]
		151	\|\| r == vin::texcoord_2f[4] \|\| r == vin::texcoord_2f[5] \|\| r == vin::texcoord_2f[6] \|\| r == vin::texcoord_2f[7]
		152	\|\| r == vin::texcoord_3f[0] \|\| r == vin::texcoord_3f[1] \|\| r == vin::texcoord_3f[2] \|\| r == vin::texcoord_3f[3]
		153	\|\| r == vin::texcoord_3f[4] \|\| r == vin::texcoord_3f[5] \|\| r == vin::texcoord_3f[6] \|\| r == vin::texcoord_3f[7]
		154	\|\| r == vin::texcoord_4f[0] \|\| r == vin::texcoord_4f[1] \|\| r == vin::texcoord_4f[2] \|\| r == vin::texcoord_4f[3]
		155	\|\| r == vin::texcoord_4f[4] \|\| r == vin::texcoord_4f[5] \|\| r == vin::texcoord_4f[6] \|\| r == vin::texcoord_4f[7]
		156	\|\| r == vin::psize_1f
		157	\|\| r == vin::attr6_1f
		158	\|\| r == vin::attr7_1f
		159	\|\| r == vin::attr6_2f
		160	\|\| r == vin::attr7_2f
		161	\|\| r == vin::attr6_3f
		162	\|\| r == vin::attr7_3f
		163	\|\| r == vin::attr6_4f
		164	\|\| r == vin::attr7_4f;
		165	}
		166
		167	struct fin fin;
		168	struct fin &vout = fin;
		169
		170	// MUST update is-function below
		171	varying_4f fin::position_4f ("HPOS");
		172	varying_4f fin::color0_4f ("COLOR0");
		173	varying_4f fin::color1_4f ("COLOR1");
		174	varying_4f fin::texcoord_4f[8] =
		175	{
		176	varying_4f ("TEXCOORD0"), varying_4f ("TEXCOORD1"), varying_4f ("TEXCOORD2"), varying_4f ("TEXCOORD3"),
		177	varying_4f ("TEXCOORD4"), varying_4f ("TEXCOORD5"), varying_4f ("TEXCOORD6"), varying_4f ("TEXCOORD7"),
		178	};
		179
		180	bool fin::is (const var &r)
		181	{
		182	return r == fin::position_4f
		183	\|\| r == fin::color0_4f
		184	\|\| r == fin::color1_4f
		185	\|\| r == fin::texcoord_4f[0]
		186	\|\| r == fin::texcoord_4f[1]
		187	\|\| r == fin::texcoord_4f[2]
		188	\|\| r == fin::texcoord_4f[3]
		189	\|\| r == fin::texcoord_4f[4]
		190	\|\| r == fin::texcoord_4f[5]
		191	\|\| r == fin::texcoord_4f[6]
		192	\|\| r == fin::texcoord_4f[7];
		193	}
		194
		195	struct fout fout;
		196
		197	// MUST update is-function below
		198	varying_4f fout::color0_4f ("COLOR0");
		199	varying_3f fout::color0_3f ("COLOR0");
		200	varying_4f fout::color1_4f ("COLOR1");
		201	varying_3f fout::color1_3f ("COLOR1");
		202	varying_1f fout::depth_1f ("DEPTH");
		203
		204	bool fout::is (const var &r)
		205	{
		206	return r == fout::color0_4f
		207	\|\| r == fout::color0_3f
		208	\|\| r == fout::color1_4f
		209	\|\| r == fout::color1_3f
		210	\|\| r == fout::depth_1f;
		211	}
		212
		213	uniform_matrix_f mvp, mv, proj;
		214
		215	void fragment_vector_i::build (shader_builder &b)
		216	{
		217	for (vector<fragment>::iterator i = begin (); i != end (); i++)
		218	(*i)->build (b);
		219	}
		220
		221	void shader_program::print ()
		222	{
		223	shader_builder b;
		224	build (b);
		225	ostringstream os;
		226
		227	os << "void main (\n";
		228	for (vector<var>::iterator i = b.streams.begin (); i != b.streams.end (); i++)
		229	{
		230	os << " ";
		231
		232	if (is_vertex)
		233	{
		234	if (vin.is (*i)) os << "in ";
		235	if (vout.is (*i)) os << "out ";
		236	}
		237	else
		238	{
		239	if (fin.is (*i)) os << "in ";
		240	if (fout.is (*i)) os << "out ";
		241	}
		242
		243	(*i)->build_decl (os);
		244	os << ",\n";
		245	}
		246
		247	for (vector<uniform>::iterator i = b.refs.begin (); i != b.refs.end (); i++)
		248	{
		249	os << " ";
		250	(*i)->build_decl (os);
		251	os << ",\n";
		252	}
		253
		254	os << " uniform float unused_cg_broken_syntax\n";
		255	os << ")\n{\n";
		256
		257	for (vector<var>::iterator i = b.temps.begin (); i != b.temps.end (); i++)
		258	{
		259	(*i)->build_decl (os);
		260	os << ";\n";
		261	}
		262
		263	os << "\n";
		264	os << b.source.str ();
		265	os << "\n}\n";
		266
		267	printf ("%s\n", os.str ().c_str ());
		268
		269	}
		270
		271	void debdebdebdebug ()//D
		272	{
		273	vertex_program p;
		274	temp_4f t1, t2;
		275	sampler2d s2d (1);
		276
		277	p << t2 << " = tex2D (" << s2d << ", " << vin.position_4f << ".xy);\n";
		278	p << t1 << " = mul (" << vin.position_4f << "," << mvp << ");\n";
		279	p << vout.position_4f << " = " << t1 << ";\n";
		280
		281	p.print ();
		282	//exit (0);
		283	}
		284
		285	}
		286
4	material::~material ()	287	material::~material ()
5	{	288	{
6	}	289	}
7		290
		291	void
8	void simple_material::begin ()	292	simple_material::begin ()
9	{	293	{
10	glMaterialfv (GL_FRONT, GL_DIFFUSE, (GLfloat *)&diffuse);	294	glMaterialfv (GL_FRONT, GL_DIFFUSE, (GLfloat *) & diffuse);
11	glMaterialfv (GL_FRONT, GL_SPECULAR, (GLfloat *)&specular);	295	glMaterialfv (GL_FRONT, GL_SPECULAR, (GLfloat *) & specular);
12	glMaterialfv (GL_FRONT, GL_EMISSION, (GLfloat *)&emission);	296	glMaterialfv (GL_FRONT, GL_EMISSION, (GLfloat *) & emission);
13	glMaterialf (GL_FRONT, GL_SHININESS, shininess);	297	glMaterialf (GL_FRONT, GL_SHININESS, shininess);
14	}	298	}
15		299
		300	void
16	void simple_material::end ()	301	simple_material::end ()
17	{	302	{
18	}	303	}
		304
		305	void
19	void osama_material::begin ()	306	osama_material::begin ()
20	{	307	{
21	cgGLEnableProfile (vsh_profile);	308	cgGLEnableProfile (vsh_profile);
22	cgGLEnableProfile (fsh_profile);	309	cgGLEnableProfile (fsh_profile);
23	cgGLEnableTextureParameter(g_Texture);	310	cgGLEnableTextureParameter (g_Texture);
24	}	311	}
		312
		313	void
25	void osama_material::end ()	314	osama_material::end ()
26	{	315	{
27	cgGLDisableTextureParameter(g_Texture);	316	cgGLDisableTextureParameter (g_Texture);
28	// cgGLUnbindProgram (vsh_profile);	317	// cgGLUnbindProgram (vsh_profile);
29	// cgGLUnbindProgram (fsh_profile);	318	// cgGLUnbindProgram (fsh_profile);
30	cgGLDisableProfile (vsh_profile);	319	cgGLDisableProfile (vsh_profile);
31	cgGLDisableProfile (fsh_profile);	320	cgGLDisableProfile (fsh_profile);
32	}	321	}
33		322
34		323	GLuint
35	GLuint texture::load_texture (SDL_Surface surface, GLfloat tex2oord)	324	texture::load_texture (SDL_Surface * surface, GLfloat * tex2oord)
36	{	325	{
37	GLuint textur;	326	GLuint textur;
38	int w, h;	327	int w, h;
39	SDL_Surface *image;	328	SDL_Surface *image;
40	SDL_Rect area;	329	SDL_Rect area;
56	0x000000FF, 0x0000FF00, 0x00FF0000, 0xFF000000	345	0x000000FF, 0x0000FF00, 0x00FF0000, 0xFF000000
57	#else	346	#else
58	0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF	347	0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF
59	#endif	348	#endif
60	);	349	);
		350
61	if (image == NULL)	351	if (image == NULL)
62	{
63	return 0;	352	return 0;
64	}
65		353
66	/* Save the alpha blending attributes */	354	/* Save the alpha blending attributes */
67	saved_flags = surface->flags & (SDL_SRCALPHA \| SDL_RLEACCELOK);	355	saved_flags = surface->flags & (SDL_SRCALPHA \| SDL_RLEACCELOK);
68	saved_alpha = surface->format->alpha;	356	saved_alpha = surface->format->alpha;
69	if ((saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA)	357	if ((saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA)
70	{
71	SDL_SetAlpha (surface, 0, 0);	358	SDL_SetAlpha (surface, 0, 0);
72	}
73		359
74	/* Copy the surface into the GL texture image */	360	/* Copy the surface into the GL texture image */
75	area.x = 0;	361	area.x = 0;
76	area.y = 0;	362	area.y = 0;
77	area.w = surface->w;	363	area.w = surface->w;
78	area.h = surface->h;	364	area.h = surface->h;
79	SDL_BlitSurface (surface, &area, image, &area);	365	SDL_BlitSurface (surface, &area, image, &area);
80		366
81	/* Restore the alpha blending attributes */	367	/* Restore the alpha blending attributes */
82	if ((saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA)	368	if ((saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA)
83	{
84	SDL_SetAlpha (surface, saved_flags, saved_alpha);	369	SDL_SetAlpha (surface, saved_flags, saved_alpha);
85	}
86		370
87	/* Create an OpenGL texture for the image */	371	/* Create an OpenGL texture for the image */
88	glGenTextures (1, &textur);	372	glGenTextures (1, &textur);
89	glBindTexture (GL_TEXTURE_2D, textur);	373	glBindTexture (GL_TEXTURE_2D, textur);
90	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);	374	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
91	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);	375	glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
		376	glTexParameteri (GL_TEXTURE_2D, GL_GENERATE_MIPMAP_SGIS, GL_TRUE); // GENERATE_MIPMAP_SGIS
92	glTexImage2D (GL_TEXTURE_2D,	377	glTexImage2D (GL_TEXTURE_2D,
93	0,	378	0,
94	GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image->pixels);	379	GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image->pixels);
95	SDL_FreeSurface (image); /* No longer needed */	380	SDL_FreeSurface (image); /* No longer needed */
96		381
97	return textur;	382	return textur;
98	}	383	}
99		384
100
101	CGcontext cgc;	385	CGcontext cgc;
		386
		387	void
102	void init_shaders () {	388	init_shaders ()
		389	{
103	cgc = cgCreateContext ();	390	cgc = cgCreateContext ();
104	}	391	}
		392

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Comparing cvsroot/libgender/material.C (file contents): Revision 1.5 by root, Sat Oct 16 23:23:21 2004 UTC vs. Revision 1.11 by root, Thu Oct 21 22:28:42 2004 UTC

Diff Legend

Comparing cvsroot/libgender/material.C (file contents):
Revision 1.5 by root, Sat Oct 16 23:23:21 2004 UTC vs.
Revision 1.11 by root, Thu Oct 21 22:28:42 2004 UTC