static int gear_load_shaders(gear_t* self)
{
assert(self);
LOGD("debug");
// face shaders
self->face_program = a3d_shader_make_source(FACE_VSHADER, FACE_FSHADER);
if(self->face_program == 0)
return 0;
self->face_attribute_vertex = glGetAttribLocation(self->face_program, "vertex");
self->face_uniform_color = glGetUniformLocation(self->face_program, "color");
self->face_uniform_mvp = glGetUniformLocation(self->face_program, "mvp");
// outward teeth shaders
self->outward_program = a3d_shader_make_source(OUTWARD_VSHADER, OUTWARD_FSHADER);
if(self->outward_program == 0)
goto fail_outward_program;
self->outward_attribute_vertex = glGetAttribLocation(self->outward_program, "vertex");
self->outward_attribute_normal = glGetAttribLocation(self->outward_program, "normal");
self->outward_uniform_color = glGetUniformLocation(self->outward_program, "color");
self->outward_uniform_nm = glGetUniformLocation(self->outward_program, "nm");
self->outward_uniform_mvp = glGetUniformLocation(self->outward_program, "mvp");
// cylinder shaders
self->cylinder_program = a3d_shader_make_source(CYLINDER_VSHADER, CYLINDER_FSHADER);
if(self->cylinder_program == 0)
goto fail_cylinder_program;
self->cylinder_attribute_vertex = glGetAttribLocation(self->cylinder_program, "vertex");
self->cylinder_attribute_normal = glGetAttribLocation(self->cylinder_program, "normal");
self->cylinder_uniform_color = glGetUniformLocation(self->cylinder_program, "color");
self->cylinder_uniform_nm = glGetUniformLocation(self->cylinder_program, "nm");
self->cylinder_uniform_mvp = glGetUniformLocation(self->cylinder_program, "mvp");
GLenum e = A3D_GL_GETERROR();
if(e != GL_NO_ERROR)
goto fail_error;
// success
return 1;
// failure
fail_error:
glDeleteProgram(self->cylinder_program);
fail_cylinder_program:
glDeleteProgram(self->outward_program);
fail_outward_program:
glDeleteProgram(self->face_program);
return 0;
}
static int a3d_widget_shaders(a3d_widget_t* self)
{
assert(self);
LOGD("debug");
self->prog = a3d_shader_make_source(VSHADER, FSHADER);
if(self->prog == 0)
{
return 0;
}
self->prog2 = a3d_shader_make_source(VSHADER2, FSHADER2);
if(self->prog2 == 0)
{
goto fail_prog2;
}
self->scroll_prog = a3d_shader_make_source(VSHADER_SCROLL,
FSHADER_SCROLL);
if(self->scroll_prog == 0)
{
goto fail_scroll_prog;
}
self->attr_vertex = glGetAttribLocation(self->prog, "vertex");
self->unif_mvp = glGetUniformLocation(self->prog, "mvp");
self->unif_color = glGetUniformLocation(self->prog, "color");
self->attr_vertex2 = glGetAttribLocation(self->prog2, "vertex");
self->unif_mvp2 = glGetUniformLocation(self->prog2, "mvp");
self->unif_color2a = glGetUniformLocation(self->prog2, "colora");
self->unif_color2b = glGetUniformLocation(self->prog2, "colorb");
self->unif_y2 = glGetUniformLocation(self->prog2, "y");
self->scroll_attr_vertex = glGetAttribLocation(self->scroll_prog, "xyuv");
self->scroll_unif_mvp = glGetUniformLocation(self->scroll_prog, "mvp");
self->scroll_unif_color0 = glGetUniformLocation(self->scroll_prog, "color0");
self->scroll_unif_color1 = glGetUniformLocation(self->scroll_prog, "color1");
self->scroll_unif_a = glGetUniformLocation(self->scroll_prog, "a");
self->scroll_unif_b = glGetUniformLocation(self->scroll_prog, "b");
// success
return 1;
// failure
fail_scroll_prog:
glDeleteProgram(self->prog2);
fail_prog2:
glDeleteProgram(self->prog);
return 0;
}
a3d_spriteShader_t* a3d_spriteShader_new(void)
{
LOGD("debug");
a3d_spriteShader_t* self = (a3d_spriteShader_t*) malloc(sizeof(a3d_spriteShader_t));
if(self == NULL)
{
LOGE("malloc failed");
return 0;
}
self->prog = a3d_shader_make_source(VSHADER, FSHADER);
if(self->prog == 0)
{
goto fail_prog;
}
self->attr_vertex = glGetAttribLocation(self->prog, "vertex");
self->attr_coords = glGetAttribLocation(self->prog, "coords");
self->unif_color = glGetUniformLocation(self->prog, "color");
self->unif_mvp = glGetUniformLocation(self->prog, "mvp");
self->unif_sampler = glGetUniformLocation(self->prog, "sampler");
// success
return self;
// failure
fail_prog:
free(self);
return NULL;
}
