int
__glXMap2fReqSize(const GLbyte * pc, Bool swap, int reqlen)
{
GLenum target;
GLint uorder, vorder;
target = *(GLenum *) (pc + 0);
uorder = *(GLint *) (pc + 12);
vorder = *(GLint *) (pc + 24);
if (swap) {
target = SWAPL(target);
uorder = SWAPL(uorder);
vorder = SWAPL(vorder);
}
return safe_mul(4, Map2Size(__glMap2f_size(target), uorder, vorder));
}
int __glXMap2fReqSize(GLbyte *pc, Bool swap )
{
GLenum target;
GLint uorder, vorder, k;
target = *(GLenum *)(pc + 0);
uorder = *(GLint *)(pc + 12);
vorder = *(GLint *)(pc + 24);
if (swap) {
target = SWAPL( target );
uorder = SWAPL( uorder );
vorder = SWAPL( vorder );
}
k = __glMap2f_size( target );
return 4 * Map2Size( k, uorder, vorder );
}
void
__glXDispSwap_Map2f(GLbyte * pc)
{
GLint uorder, vorder, ustride, vstride, k;
GLfloat u1, u2, v1, v2, *points;
GLenum target;
GLint compsize;
__GLX_DECLARE_SWAP_VARIABLES;
__GLX_DECLARE_SWAP_ARRAY_VARIABLES;
__GLX_SWAP_INT(pc + 0);
__GLX_SWAP_INT(pc + 12);
__GLX_SWAP_INT(pc + 24);
__GLX_SWAP_FLOAT(pc + 4);
__GLX_SWAP_FLOAT(pc + 8);
__GLX_SWAP_FLOAT(pc + 16);
__GLX_SWAP_FLOAT(pc + 20);
target = *(GLenum *) (pc + 0);
uorder = *(GLint *) (pc + 12);
vorder = *(GLint *) (pc + 24);
u1 = *(GLfloat *) (pc + 4);
u2 = *(GLfloat *) (pc + 8);
v1 = *(GLfloat *) (pc + 16);
v2 = *(GLfloat *) (pc + 20);
points = (GLfloat *) (pc + 28);
k = __glMap2f_size(target);
ustride = vorder * k;
vstride = k;
if (vorder <= 0 || uorder <= 0 || k < 0) {
/* Erroneous command. */
compsize = 0;
}
else {
compsize = uorder * vorder * k;
}
__GLX_SWAP_FLOAT_ARRAY(points, compsize);
CALL_Map2f(GET_DISPATCH(),
(target, u1, u2, ustride, uorder, v1, v2, vstride, vorder,
points));
}
void
__glXDisp_Map2f(GLbyte * pc)
{
GLint uorder, vorder, ustride, vstride, k;
GLfloat u1, u2, v1, v2, *points;
GLenum target;
target = *(GLenum *) (pc + 0);
uorder = *(GLint *) (pc + 12);
vorder = *(GLint *) (pc + 24);
u1 = *(GLfloat *) (pc + 4);
u2 = *(GLfloat *) (pc + 8);
v1 = *(GLfloat *) (pc + 16);
v2 = *(GLfloat *) (pc + 20);
points = (GLfloat *) (pc + 28);
k = __glMap2f_size(target);
ustride = vorder * k;
vstride = k;
glMap2f(target, u1, u2, ustride, uorder, v1, v2, vstride, vorder, points);
}
void
__indirect_glMap2f(GLenum target, GLfloat u1, GLfloat u2, GLint ustr,
GLint uord, GLfloat v1, GLfloat v2, GLint vstr, GLint vord,
const GLfloat * pnts)
{
__GLX_DECLARE_VARIABLES();
GLint k;
__GLX_LOAD_VARIABLES();
k = __glMap2f_size(target);
if (k == 0) {
__glXSetError(gc, GL_INVALID_ENUM);
return;
}
else if (vstr < k || ustr < k || vord <= 0 || uord <= 0) {
__glXSetError(gc, GL_INVALID_VALUE);
return;
}
compsize = k * uord * vord * __GLX_SIZE_FLOAT32;
cmdlen = 32 + compsize;
if (!gc->currentDpy)
return;
/*
** The order that arguments are packed is different from the order
** for glMap2d.
*/
if (cmdlen <= gc->maxSmallRenderCommandSize) {
/* Use GLXRender protocol to send small command */
__GLX_BEGIN_VARIABLE(X_GLrop_Map2f, cmdlen);
__GLX_PUT_LONG(4, target);
__GLX_PUT_FLOAT(8, u1);
__GLX_PUT_FLOAT(12, u2);
__GLX_PUT_LONG(16, uord);
__GLX_PUT_FLOAT(20, v1);
__GLX_PUT_FLOAT(24, v2);
__GLX_PUT_LONG(28, vord);
/*
** Pack into a u-major ordering.
*/
__glFillMap2f(k, uord, vord, ustr, vstr, pnts, (GLfloat *) (pc + 32));
__GLX_END(cmdlen);
}
else {
/* Use GLXRenderLarge protocol to send command */
__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_Map2f, cmdlen + 4);
__GLX_PUT_LONG(8, target);
__GLX_PUT_FLOAT(12, u1);
__GLX_PUT_FLOAT(16, u2);
__GLX_PUT_LONG(20, uord);
__GLX_PUT_FLOAT(24, v1);
__GLX_PUT_FLOAT(28, v2);
__GLX_PUT_LONG(32, vord);
if ((vstr != k) || (ustr != k * vord)) {
GLfloat *buf;
buf = (GLfloat *) Xmalloc(compsize);
if (!buf) {
__glXSetError(gc, GL_OUT_OF_MEMORY);
return;
}
/*
** Pack into a u-major ordering.
*/
__glFillMap2f(k, uord, vord, ustr, vstr, pnts, buf);
__glXSendLargeCommand(gc, pc, 36, buf, compsize);
Xfree((char *) buf);
}
else {
/* Data is already packed. Just send it out */
__glXSendLargeCommand(gc, pc, 36, pnts, compsize);
}
}
}