/*
* Sets the value of an attribute in the current vertex.
*
* The pos parameter refers to the position of the attribute
* as specified indirectly when setting the format using
* set_vertex_format(). e.g. 0 = first attribute, 1 = second
* etc
*/
void
Mesh::set_attrib(unsigned int pos, const LibMatrix::vec2 &v, std::vector<float> *vertex)
{
if (!check_attrib(pos, 2))
return;
std::vector<float> &vtx = !vertex ? ensure_vertex() : *vertex;
int offset = vertex_format_[pos].second;
vtx[offset] = v.x();
vtx[offset + 1] = v.y();
}
static GLboolean
test_attrib_funcs(void)
{
GLint vals[4];
gen_values(vals, 1, SIGNED);
glVertexAttribI1iEXT(Index, vals[0]);
if (!check_attrib(vals, SIGNED, "glVertexAttribI1iEXT"))
return GL_FALSE;
gen_values(vals, 2, SIGNED);
glVertexAttribI2iEXT(Index, vals[0], vals[1]);
if (!check_attrib(vals, SIGNED, "glVertexAttribI2iEXT"))
return GL_FALSE;
gen_values(vals, 3, SIGNED);
glVertexAttribI3iEXT(Index, vals[0], vals[1], vals[2]);
if (!check_attrib(vals, SIGNED, "glVertexAttribI3iEXT"))
return GL_FALSE;
gen_values(vals, 4, SIGNED);
glVertexAttribI4iEXT(Index, vals[0], vals[1], vals[2], vals[3]);
if (!check_attrib(vals, SIGNED, "glVertexAttribI4iEXT"))
return GL_FALSE;
gen_values(vals, 1, SIGNED);
glVertexAttribI1ivEXT(Index, vals);
if (!check_attrib(vals, SIGNED, "glVertexAttribI1ivEXT"))
return GL_FALSE;
gen_values(vals, 2, SIGNED);
glVertexAttribI2ivEXT(Index, vals);
if (!check_attrib(vals, SIGNED, "glVertexAttribI2ivEXT"))
return GL_FALSE;
gen_values(vals, 3, SIGNED);
glVertexAttribI3ivEXT(Index, vals);
if (!check_attrib(vals, SIGNED, "glVertexAttribI3ivEXT"))
return GL_FALSE;
gen_values(vals, 4, SIGNED);
glVertexAttribI4ivEXT(Index, vals);
if (!check_attrib(vals, SIGNED, "glVertexAttribI4ivEXT"))
return GL_FALSE;
gen_values(vals, 1, UNSIGNED);
glVertexAttribI1uiEXT(Index, vals[0]);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI1uiEXT"))
return GL_FALSE;
gen_values(vals, 2, UNSIGNED);
glVertexAttribI2uiEXT(Index, vals[0], vals[1]);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI2uiEXT"))
return GL_FALSE;
gen_values(vals, 3, UNSIGNED);
glVertexAttribI3uiEXT(Index, vals[0], vals[1], vals[2]);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI3uiEXT"))
return GL_FALSE;
gen_values(vals, 4, UNSIGNED);
glVertexAttribI4uiEXT(Index, vals[0], vals[1], vals[2], vals[3]);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI4uiEXT"))
return GL_FALSE;
gen_values(vals, 1, UNSIGNED);
glVertexAttribI1uivEXT(Index, (GLuint *) vals);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI1uivEXT"))
return GL_FALSE;
gen_values(vals, 2, UNSIGNED);
glVertexAttribI2uivEXT(Index, (GLuint *) vals);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI2uivEXT"))
return GL_FALSE;
gen_values(vals, 3, UNSIGNED);
glVertexAttribI3uivEXT(Index, (GLuint *) vals);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI3uivEXT"))
return GL_FALSE;
gen_values(vals, 4, UNSIGNED);
glVertexAttribI4uivEXT(Index, (GLuint *) vals);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI4uivEXT"))
return GL_FALSE;
{
GLbyte bvals[4];
gen_values(vals, 4, SIGNED);
bvals[0] = vals[0];
bvals[1] = vals[1];
bvals[2] = vals[2];
bvals[3] = vals[3];
glVertexAttribI4bvEXT(Index, bvals);
if (!check_attrib(vals, SIGNED, "glVertexAttribI4bvEXT"))
return GL_FALSE;
}
{
GLshort svals[4];
gen_values(vals, 4, SIGNED);
svals[0] = vals[0];
svals[1] = vals[1];
svals[2] = vals[2];
svals[3] = vals[3];
glVertexAttribI4svEXT(Index, svals);
if (!check_attrib(vals, SIGNED, "glVertexAttribI4svEXT"))
return GL_FALSE;
}
{
GLubyte bvals[4];
gen_values(vals, 4, UNSIGNED);
bvals[0] = vals[0];
bvals[1] = vals[1];
bvals[2] = vals[2];
bvals[3] = vals[3];
glVertexAttribI4ubvEXT(Index, bvals);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI4ubvEXT"))
return GL_FALSE;
}
{
GLushort svals[4];
gen_values(vals, 4, UNSIGNED);
svals[0] = vals[0];
svals[1] = vals[1];
svals[2] = vals[2];
svals[3] = vals[3];
glVertexAttribI4usvEXT(Index, svals);
if (!check_attrib(vals, UNSIGNED, "glVertexAttribI4usvEXT"))
return GL_FALSE;
}
return GL_TRUE;
}
