/**
* Internal function used for \c glCompressedTexImage1D and
* \c glCompressedTexImage2D.
*/
static void
CompressedTexImage1D2D( GLenum target, GLint level,
GLenum internal_format,
GLsizei width, GLsizei height,
GLint border, GLsizei image_size,
const GLvoid *data, CARD32 rop )
{
__GLX_DECLARE_VARIABLES();
__GLX_LOAD_VARIABLES();
if ( gc->currentDpy == NULL ) {
return;
}
if ( (target == GL_PROXY_TEXTURE_1D)
|| (target == GL_PROXY_TEXTURE_2D)
|| (target == GL_PROXY_TEXTURE_CUBE_MAP) ) {
compsize = 0;
}
else {
compsize = image_size;
}
cmdlen = __GLX_PAD( __GLX_COMPRESSED_TEXIMAGE_CMD_HDR_SIZE
+ compsize );
if ( cmdlen <= gc->maxSmallRenderCommandSize ) {
__GLX_BEGIN_VARIABLE( rop, cmdlen );
__GLX_PUT_LONG( 4, target );
__GLX_PUT_LONG( 8, level );
__GLX_PUT_LONG( 12, internal_format );
__GLX_PUT_LONG( 16, width );
__GLX_PUT_LONG( 20, height );
__GLX_PUT_LONG( 24, border );
__GLX_PUT_LONG( 28, image_size );
if ( compsize != 0 ) {
__GLX_PUT_CHAR_ARRAY( __GLX_COMPRESSED_TEXIMAGE_CMD_HDR_SIZE,
data, image_size );
}
__GLX_END( cmdlen );
}
else {
assert( compsize != 0 );
__GLX_BEGIN_VARIABLE_LARGE( rop, cmdlen + 4 );
__GLX_PUT_LONG( 8, target );
__GLX_PUT_LONG( 12, level );
__GLX_PUT_LONG( 16, internal_format );
__GLX_PUT_LONG( 20, width );
__GLX_PUT_LONG( 24, height );
__GLX_PUT_LONG( 28, border );
__GLX_PUT_LONG( 32, image_size );
__glXSendLargeCommand( gc, gc->pc,
__GLX_COMPRESSED_TEXIMAGE_CMD_HDR_SIZE + 4,
data, image_size );
}
}
void
__indirect_glCompressedTexSubImage3DARB( GLenum target, GLint level,
GLint xoffset, GLint yoffset, GLint zoffset,
GLsizei width, GLsizei height, GLsizei depth,
GLenum format, GLsizei image_size,
const GLvoid *data )
{
__GLX_DECLARE_VARIABLES();
__GLX_LOAD_VARIABLES();
if ( gc->currentDpy == NULL ) {
return;
}
cmdlen = __GLX_PAD( __GLX_COMPRESSED_TEXSUBIMAGE_3D_CMD_HDR_SIZE
+ image_size );
if ( cmdlen <= gc->maxSmallRenderCommandSize ) {
__GLX_BEGIN_VARIABLE( X_GLrop_CompressedTexSubImage3D, cmdlen );
__GLX_PUT_LONG( 4, target );
__GLX_PUT_LONG( 8, level );
__GLX_PUT_LONG( 12, xoffset );
__GLX_PUT_LONG( 16, yoffset );
__GLX_PUT_LONG( 20, zoffset );
__GLX_PUT_LONG( 24, width );
__GLX_PUT_LONG( 28, height );
__GLX_PUT_LONG( 32, depth );
__GLX_PUT_LONG( 36, format );
__GLX_PUT_LONG( 40, image_size );
if ( image_size != 0 ) {
__GLX_PUT_CHAR_ARRAY( __GLX_COMPRESSED_TEXSUBIMAGE_3D_CMD_HDR_SIZE,
data, image_size );
}
__GLX_END( cmdlen );
}
else {
__GLX_BEGIN_VARIABLE_LARGE( X_GLrop_CompressedTexSubImage3D,
cmdlen + 4 );
__GLX_PUT_LONG( 8, target );
__GLX_PUT_LONG( 12, level );
__GLX_PUT_LONG( 16, xoffset );
__GLX_PUT_LONG( 20, yoffset );
__GLX_PUT_LONG( 24, zoffset );
__GLX_PUT_LONG( 28, width );
__GLX_PUT_LONG( 32, height );
__GLX_PUT_LONG( 36, depth );
__GLX_PUT_LONG( 40, format );
__GLX_PUT_LONG( 44, image_size );
__glXSendLargeCommand( gc, gc->pc,
__GLX_COMPRESSED_TEXSUBIMAGE_3D_CMD_HDR_SIZE + 4,
data, image_size );
}
}
void
__indirect_glMap1d(GLenum target, GLdouble u1, GLdouble u2, GLint stride,
GLint order, const GLdouble * pnts)
{
__GLX_DECLARE_VARIABLES();
GLint k;
__GLX_LOAD_VARIABLES();
k = __glMap1d_size(target);
if (k == 0) {
__glXSetError(gc, GL_INVALID_ENUM);
return;
}
else if (stride < k || order <= 0) {
__glXSetError(gc, GL_INVALID_VALUE);
return;
}
compsize = k * order * __GLX_SIZE_FLOAT64;
cmdlen = 28 + compsize;
if (!gc->currentDpy)
return;
if (cmdlen <= gc->maxSmallRenderCommandSize) {
/* Use GLXRender protocol to send small command */
__GLX_BEGIN_VARIABLE(X_GLrop_Map1d, cmdlen);
__GLX_PUT_DOUBLE(4, u1);
__GLX_PUT_DOUBLE(12, u2);
__GLX_PUT_LONG(20, target);
__GLX_PUT_LONG(24, order);
/*
** NOTE: the doubles that follow are not aligned because of 3
** longs preceeding
*/
__glFillMap1d(k, order, stride, pnts, (pc + 28));
__GLX_END(cmdlen);
}
else {
/* Use GLXRenderLarge protocol to send command */
__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_Map1d, cmdlen + 4);
__GLX_PUT_DOUBLE(8, u1);
__GLX_PUT_DOUBLE(16, u2);
__GLX_PUT_LONG(24, target);
__GLX_PUT_LONG(28, order);
/*
** NOTE: the doubles that follow are not aligned because of 3
** longs preceeding
*/
if (stride != k) {
GLubyte *buf;
buf = (GLubyte *) Xmalloc(compsize);
if (!buf) {
__glXSetError(gc, GL_OUT_OF_MEMORY);
return;
}
__glFillMap1d(k, order, stride, pnts, buf);
__glXSendLargeCommand(gc, pc, 32, buf, compsize);
Xfree((char *) buf);
}
else {
/* Data is already packed. Just send it out */
__glXSendLargeCommand(gc, pc, 32, pnts, compsize);
}
}
}
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);
}
}
}
void
__indirect_glMap2d(GLenum target, GLdouble u1, GLdouble u2, GLint ustr,
GLint uord, GLdouble v1, GLdouble v2, GLint vstr,
GLint vord, const GLdouble * pnts)
{
__GLX_DECLARE_VARIABLES();
GLint k;
__GLX_LOAD_VARIABLES();
k = __glMap2d_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_FLOAT64;
cmdlen = 48 + compsize;
if (!gc->currentDpy)
return;
if (cmdlen <= gc->maxSmallRenderCommandSize) {
/* Use GLXRender protocol to send small command */
__GLX_BEGIN_VARIABLE(X_GLrop_Map2d, cmdlen);
__GLX_PUT_DOUBLE(4, u1);
__GLX_PUT_DOUBLE(12, u2);
__GLX_PUT_DOUBLE(20, v1);
__GLX_PUT_DOUBLE(28, v2);
__GLX_PUT_LONG(36, target);
__GLX_PUT_LONG(40, uord);
__GLX_PUT_LONG(44, vord);
/*
** Pack into a u-major ordering.
** NOTE: the doubles that follow are not aligned because of 5
** longs preceeding
*/
__glFillMap2d(k, uord, vord, ustr, vstr, pnts, (GLdouble *) (pc + 48));
__GLX_END(cmdlen);
}
else {
/* Use GLXRenderLarge protocol to send command */
__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_Map2d, cmdlen + 4);
__GLX_PUT_DOUBLE(8, u1);
__GLX_PUT_DOUBLE(16, u2);
__GLX_PUT_DOUBLE(24, v1);
__GLX_PUT_DOUBLE(32, v2);
__GLX_PUT_LONG(40, target);
__GLX_PUT_LONG(44, uord);
__GLX_PUT_LONG(48, vord);
/*
** NOTE: the doubles that follow are not aligned because of 5
** longs preceeding
*/
if ((vstr != k) || (ustr != k * vord)) {
GLdouble *buf;
buf = (GLdouble *) Xmalloc(compsize);
if (!buf) {
__glXSetError(gc, GL_OUT_OF_MEMORY);
return;
}
/*
** Pack into a u-major ordering.
*/
__glFillMap2d(k, uord, vord, ustr, vstr, pnts, buf);
__glXSendLargeCommand(gc, pc, 52, buf, compsize);
Xfree((char *) buf);
}
else {
/* Data is already packed. Just send it out */
__glXSendLargeCommand(gc, pc, 52, pnts, compsize);
}
}
}
void
__indirect_glMap1f(GLenum target, GLfloat u1, GLfloat u2, GLint stride,
GLint order, const GLfloat * pnts)
{
__GLX_DECLARE_VARIABLES();
GLint k;
__GLX_LOAD_VARIABLES();
k = __glMap1f_size(target);
if (k == 0) {
__glXSetError(gc, GL_INVALID_ENUM);
return;
}
else if (stride < k || order <= 0) {
__glXSetError(gc, GL_INVALID_VALUE);
return;
}
compsize = k * order * __GLX_SIZE_FLOAT32;
cmdlen = 20 + compsize;
if (!gc->currentDpy)
return;
/*
** The order that arguments are packed is different from the order
** for glMap1d.
*/
if (cmdlen <= gc->maxSmallRenderCommandSize) {
/* Use GLXRender protocol to send small command */
__GLX_BEGIN_VARIABLE(X_GLrop_Map1f, cmdlen);
__GLX_PUT_LONG(4, target);
__GLX_PUT_FLOAT(8, u1);
__GLX_PUT_FLOAT(12, u2);
__GLX_PUT_LONG(16, order);
__glFillMap1f(k, order, stride, pnts, (GLubyte *) (pc + 20));
__GLX_END(cmdlen);
}
else {
/* Use GLXRenderLarge protocol to send command */
__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_Map1f, cmdlen + 4);
__GLX_PUT_LONG(8, target);
__GLX_PUT_FLOAT(12, u1);
__GLX_PUT_FLOAT(16, u2);
__GLX_PUT_LONG(20, order);
if (stride != k) {
GLubyte *buf;
buf = (GLubyte *) Xmalloc(compsize);
if (!buf) {
__glXSetError(gc, GL_OUT_OF_MEMORY);
return;
}
__glFillMap1f(k, order, stride, pnts, buf);
__glXSendLargeCommand(gc, pc, 24, buf, compsize);
Xfree((char *) buf);
}
else {
/* Data is already packed. Just send it out */
__glXSendLargeCommand(gc, pc, 24, pnts, compsize);
}
}
}
/**
* Emit GLX DrawArrays protocol using a GLXRenderLarge packet.
*/
static void
emit_RenderLarge_DrawArrays(__GLXcontext * gc, const struct array_info * arrays,
GLsizei first, GLsizei count, GLsizei num_arrays, GLenum mode,
GLsizei cmdlen, GLsizei total_vertex_size)
{
GLubyte * pc = gc->pc;
GLsizei offset;
GLsizei i;
GLint maxSize;
GLint totalRequests;
GLint requestNumber;
GLsizei elements_per_request;
/* Calculate the maximum amount of data can be stuffed into a single
* packet. sz_xGLXRenderReq is added because bufSize is the maximum
* packet size minus sz_xGLXRenderReq.
*
* The important value here is elements_per_request. This is the number
* of complete array elements that will fit in a single buffer. There
* may be some wasted space at the end of the buffer, but splitting
* elements across buffer boundries would be painful.
*/
maxSize = (gc->bufSize + sz_xGLXRenderReq) - sz_xGLXRenderLargeReq;
elements_per_request = maxSize / total_vertex_size;
totalRequests = ((count + (elements_per_request - 1))
/ elements_per_request) + 1;
/* Fill in the header data and send it away.
*/
__GLX_BEGIN_VARIABLE_LARGE(X_GLrop_DrawArrays, cmdlen+4);
emit_header(pc + 8, arrays, num_arrays, count, mode);
gc->pc = pc + (__GLX_DRAWARRAYS_CMD_HDR_SIZE + 4)
+ (__GLX_COMPONENT_HDR_SIZE * num_arrays);
__glXSendLargeChunk(gc, 1, totalRequests, gc->buf, gc->pc - gc->buf);
/* Write the actual array data.
*/
offset = 0;
requestNumber = 2;
for ( i = 0 ; i < count ; i++ ) {
if ( i == elements_per_request ) {
__glXSendLargeChunk(gc, requestNumber, totalRequests,
gc->buf, offset);
requestNumber++;
offset = 0;
count -= i;
first += i;
i = 0;
}
offset = emit_vertex(gc->buf, arrays, num_arrays, i + first, offset);
}
/* If the buffer isn't empty, emit the last, partial request.
*/
if ( offset != 0 ) {
assert(requestNumber == totalRequests);
__glXSendLargeChunk(gc, requestNumber, totalRequests, gc->buf, offset);
}
gc->pc = gc->buf;
}