1 #ifndef SHADER_character_H
2 #define SHADER_character_H
3 static void shader_character_link(void);
4 static void shader_character_register(void);
5 static struct vg_shader _shader_character
= {
7 .link
= shader_character_link
,
10 .orig_file
= "../shaders/character.vs",
12 "layout (location=0) in vec3 a_co;\n"
13 "layout (location=1) in vec3 a_norm;\n"
14 "layout (location=2) in vec4 a_colour;\n"
15 "layout (location=3) in vec2 a_uv;\n"
20 "uniform mat4x3 uMdl;\n"
21 "uniform float uOpacity;\n"
27 "out float aOpacity;\n"
31 " vec3 world_pos = uMdl * vec4(a_co,1.0);\n"
32 " gl_Position = uPv * vec4(world_pos,1.0);\n"
34 " aColour = a_colour;\n"
36 " aNorm = mat3(uMdl) * a_norm;\n"
38 " aOpacity = 1.0-(gl_Position.y+0.5)*uOpacity;\n"
43 .orig_file
= "../shaders/character.fs",
45 "out vec4 FragColor;\n"
47 "uniform sampler2D uTexMain;\n"
48 "uniform vec4 uColour;\n"
54 "in float aOpacity;\n"
58 " vec3 diffuse = texture( uTexMain, aUv ).rgb;\n"
59 " FragColor = vec4(pow(diffuse,vec3(1.0)),aOpacity);\n"
64 static GLuint _uniform_character_uPv
;
65 static GLuint _uniform_character_uMdl
;
66 static GLuint _uniform_character_uOpacity
;
67 static GLuint _uniform_character_uTexMain
;
68 static GLuint _uniform_character_uColour
;
69 static void shader_character_uPv(m4x4f m
){
70 glUniformMatrix4fv( _uniform_character_uPv
, 1, GL_FALSE
, (float *)m
);
72 static void shader_character_uMdl(m4x3f m
){
73 glUniformMatrix4x3fv( _uniform_character_uMdl
, 1, GL_FALSE
, (float *)m
);
75 static void shader_character_uOpacity(float f
){
76 glUniform1f( _uniform_character_uOpacity
, f
);
78 static void shader_character_uTexMain(int i
){
79 glUniform1i( _uniform_character_uTexMain
, i
);
81 static void shader_character_uColour(v4f v
){
82 glUniform4fv( _uniform_character_uColour
, 1, v
);
84 static void shader_character_register(void){
85 vg_shader_register( &_shader_character
);
87 static void shader_character_use(void){ glUseProgram(_shader_character
.id
); }
88 static void shader_character_link(void){
89 _uniform_character_uPv
= glGetUniformLocation( _shader_character
.id
, "uPv" );
90 _uniform_character_uMdl
= glGetUniformLocation( _shader_character
.id
, "uMdl" );
91 _uniform_character_uOpacity
= glGetUniformLocation( _shader_character
.id
, "uOpacity" );
92 _uniform_character_uTexMain
= glGetUniformLocation( _shader_character
.id
, "uTexMain" );
93 _uniform_character_uColour
= glGetUniformLocation( _shader_character
.id
, "uColour" );
95 #endif /* SHADER_character_H */