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-rw-r--r--src/glx/x11/singlepix.c283
1 files changed, 145 insertions, 138 deletions
diff --git a/src/glx/x11/singlepix.c b/src/glx/x11/singlepix.c
index a72a40ad6a..032696a540 100644
--- a/src/glx/x11/singlepix.c
+++ b/src/glx/x11/singlepix.c
@@ -37,153 +37,160 @@
#include "glapioffsets.h"
#include <GL/glxproto.h>
-void __indirect_glGetSeparableFilter(GLenum target, GLenum format, GLenum type,
- GLvoid *row, GLvoid *column, GLvoid *span)
+void
+__indirect_glGetSeparableFilter(GLenum target, GLenum format, GLenum type,
+ GLvoid * row, GLvoid * column, GLvoid * span)
{
- __GLX_SINGLE_DECLARE_VARIABLES();
- const __GLXattribute * state;
- xGLXGetSeparableFilterReply reply;
- GLubyte *rowBuf, *colBuf;
-
- if (!dpy) return;
- __GLX_SINGLE_LOAD_VARIABLES();
- state = gc->client_state_private;
-
- /* Send request */
- __GLX_SINGLE_BEGIN(X_GLsop_GetSeparableFilter, __GLX_PAD(13));
- __GLX_SINGLE_PUT_LONG(0,target);
- __GLX_SINGLE_PUT_LONG(4,format);
- __GLX_SINGLE_PUT_LONG(8,type);
- __GLX_SINGLE_PUT_CHAR(12,state->storePack.swapEndian);
- __GLX_SINGLE_READ_XREPLY();
- compsize = reply.length << 2;
-
- if (compsize != 0) {
- GLint width, height;
- GLint widthsize, heightsize;
-
- width = reply.width;
- height = reply.height;
-
- widthsize = __glImageSize(width,1,1,format, type, 0);
- heightsize = __glImageSize(height,1,1,format, type, 0);
-
- /* Allocate a holding buffer to transform the data from */
- rowBuf = (GLubyte*) Xmalloc(widthsize);
- if (!rowBuf) {
- /* Throw data away */
- _XEatData(dpy, compsize);
- __glXSetError(gc, GL_OUT_OF_MEMORY);
- UnlockDisplay(dpy);
- SyncHandle();
- return;
- } else {
- __GLX_SINGLE_GET_CHAR_ARRAY(((char*)rowBuf),widthsize);
- __glEmptyImage(gc, 1, width, 1, 1, format, type, rowBuf, row);
- Xfree((char*) rowBuf);
- }
- colBuf = (GLubyte*) Xmalloc(heightsize);
- if (!colBuf) {
- /* Throw data away */
- _XEatData(dpy, compsize - __GLX_PAD(widthsize));
- __glXSetError(gc, GL_OUT_OF_MEMORY);
- UnlockDisplay(dpy);
- SyncHandle();
- return;
- } else {
- __GLX_SINGLE_GET_CHAR_ARRAY(((char*)colBuf),heightsize);
- __glEmptyImage(gc, 1, height, 1, 1, format, type, colBuf, column);
- Xfree((char*) colBuf);
- }
- } else {
- /*
- ** don't modify user's buffer.
- */
- }
- __GLX_SINGLE_END();
-
+ __GLX_SINGLE_DECLARE_VARIABLES();
+ const __GLXattribute *state;
+ xGLXGetSeparableFilterReply reply;
+ GLubyte *rowBuf, *colBuf;
+
+ if (!dpy)
+ return;
+ __GLX_SINGLE_LOAD_VARIABLES();
+ state = gc->client_state_private;
+
+ /* Send request */
+ __GLX_SINGLE_BEGIN(X_GLsop_GetSeparableFilter, __GLX_PAD(13));
+ __GLX_SINGLE_PUT_LONG(0, target);
+ __GLX_SINGLE_PUT_LONG(4, format);
+ __GLX_SINGLE_PUT_LONG(8, type);
+ __GLX_SINGLE_PUT_CHAR(12, state->storePack.swapEndian);
+ __GLX_SINGLE_READ_XREPLY();
+ compsize = reply.length << 2;
+
+ if (compsize != 0) {
+ GLint width, height;
+ GLint widthsize, heightsize;
+
+ width = reply.width;
+ height = reply.height;
+
+ widthsize = __glImageSize(width, 1, 1, format, type, 0);
+ heightsize = __glImageSize(height, 1, 1, format, type, 0);
+
+ /* Allocate a holding buffer to transform the data from */
+ rowBuf = (GLubyte *) Xmalloc(widthsize);
+ if (!rowBuf) {
+ /* Throw data away */
+ _XEatData(dpy, compsize);
+ __glXSetError(gc, GL_OUT_OF_MEMORY);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return;
+ }
+ else {
+ __GLX_SINGLE_GET_CHAR_ARRAY(((char *) rowBuf), widthsize);
+ __glEmptyImage(gc, 1, width, 1, 1, format, type, rowBuf, row);
+ Xfree((char *) rowBuf);
+ }
+ colBuf = (GLubyte *) Xmalloc(heightsize);
+ if (!colBuf) {
+ /* Throw data away */
+ _XEatData(dpy, compsize - __GLX_PAD(widthsize));
+ __glXSetError(gc, GL_OUT_OF_MEMORY);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return;
+ }
+ else {
+ __GLX_SINGLE_GET_CHAR_ARRAY(((char *) colBuf), heightsize);
+ __glEmptyImage(gc, 1, height, 1, 1, format, type, colBuf, column);
+ Xfree((char *) colBuf);
+ }
+ }
+ else {
+ /*
+ ** don't modify user's buffer.
+ */
+ }
+ __GLX_SINGLE_END();
+
}
#define CONCAT(a,b) a ## b
#define NAME(o) CONCAT(gl_dispatch_stub_, o)
-void NAME(_gloffset_GetSeparableFilter)(GLenum target, GLenum format, GLenum type,
- GLvoid *row, GLvoid *column, GLvoid *span)
+void NAME(_gloffset_GetSeparableFilter) (GLenum target, GLenum format,
+ GLenum type, GLvoid * row,
+ GLvoid * column, GLvoid * span)
{
- __GLXcontext * const gc = __glXGetCurrentContext();
+ __GLXcontext *const gc = __glXGetCurrentContext();
#ifdef GLX_DIRECT_RENDERING
- if (gc->driContext) {
- CALL_GetSeparableFilter(GET_DISPATCH(),
- (target, format, type, row, column, span));
- return;
- } else
+ if (gc->driContext) {
+ CALL_GetSeparableFilter(GET_DISPATCH(),
+ (target, format, type, row, column, span));
+ return;
+ }
+ else
#endif
- {
- Display *const dpy = gc->currentDpy;
- const GLuint cmdlen = __GLX_PAD(13);
-
- if (dpy != NULL) {
- const __GLXattribute * const state = gc->client_state_private;
- xGLXGetSeparableFilterReply reply;
- GLubyte const *pc =
- __glXSetupVendorRequest(gc, X_GLXVendorPrivateWithReply,
- X_GLvop_GetSeparableFilterEXT, cmdlen);
- unsigned compsize;
-
-
- (void) memcpy((void *) (pc + 0), (void *) (&target), 4);
- (void) memcpy((void *) (pc + 4), (void *) (&format), 4);
- (void) memcpy((void *) (pc + 8), (void *) (&type), 4);
- *(int8_t *) (pc + 12) = state->storePack.swapEndian;
-
- (void) _XReply(dpy, (xReply *) & reply, 0, False);
-
- compsize = reply.length << 2;
-
- if (compsize != 0) {
- const GLint width = reply.width;
- const GLint height = reply.height;
- const GLint widthsize =
- __glImageSize(width, 1, 1, format, type, 0);
- const GLint heightsize =
- __glImageSize(height, 1, 1, format, type, 0);
- GLubyte * const buf =
- (GLubyte*) Xmalloc((widthsize > heightsize) ? widthsize : heightsize);
-
- if (buf == NULL) {
- /* Throw data away */
- _XEatData(dpy, compsize);
- __glXSetError(gc, GL_OUT_OF_MEMORY);
-
- UnlockDisplay(dpy);
- SyncHandle();
- return;
- } else {
- int extra;
-
- extra = 4 - (widthsize & 3);
- _XRead(dpy, (char *)buf, widthsize);
- if (extra < 4) {
- _XEatData(dpy, extra);
- }
-
- __glEmptyImage(gc, 1, width, 1, 1, format, type, buf,
- row);
-
- extra = 4 - (heightsize & 3);
- _XRead(dpy, (char *)buf, heightsize);
- if (extra < 4) {
- _XEatData(dpy, extra);
- }
-
- __glEmptyImage(gc, 1, height, 1, 1, format, type, buf,
- column);
-
- Xfree((char*) buf);
- }
- }
- }
- }
+ {
+ Display *const dpy = gc->currentDpy;
+ const GLuint cmdlen = __GLX_PAD(13);
+
+ if (dpy != NULL) {
+ const __GLXattribute *const state = gc->client_state_private;
+ xGLXGetSeparableFilterReply reply;
+ GLubyte const *pc =
+ __glXSetupVendorRequest(gc, X_GLXVendorPrivateWithReply,
+ X_GLvop_GetSeparableFilterEXT, cmdlen);
+ unsigned compsize;
+
+
+ (void) memcpy((void *) (pc + 0), (void *) (&target), 4);
+ (void) memcpy((void *) (pc + 4), (void *) (&format), 4);
+ (void) memcpy((void *) (pc + 8), (void *) (&type), 4);
+ *(int8_t *) (pc + 12) = state->storePack.swapEndian;
+
+ (void) _XReply(dpy, (xReply *) & reply, 0, False);
+
+ compsize = reply.length << 2;
+
+ if (compsize != 0) {
+ const GLint width = reply.width;
+ const GLint height = reply.height;
+ const GLint widthsize =
+ __glImageSize(width, 1, 1, format, type, 0);
+ const GLint heightsize =
+ __glImageSize(height, 1, 1, format, type, 0);
+ GLubyte *const buf =
+ (GLubyte *) Xmalloc((widthsize > heightsize) ? widthsize :
+ heightsize);
+
+ if (buf == NULL) {
+ /* Throw data away */
+ _XEatData(dpy, compsize);
+ __glXSetError(gc, GL_OUT_OF_MEMORY);
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return;
+ }
+ else {
+ int extra;
+
+ extra = 4 - (widthsize & 3);
+ _XRead(dpy, (char *) buf, widthsize);
+ if (extra < 4) {
+ _XEatData(dpy, extra);
+ }
+
+ __glEmptyImage(gc, 1, width, 1, 1, format, type, buf, row);
+
+ extra = 4 - (heightsize & 3);
+ _XRead(dpy, (char *) buf, heightsize);
+ if (extra < 4) {
+ _XEatData(dpy, extra);
+ }
+
+ __glEmptyImage(gc, 1, height, 1, 1, format, type, buf, column);
+
+ Xfree((char *) buf);
+ }
+ }
+ }
+ }
}
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