Windows2003-3790/multimedia/opengl/gls/lib/pixel.c

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2001-01-01 00:00:00 +01:00
/*
** Copyright 1995-2095, Silicon Graphics, Inc.
** All Rights Reserved.
**
** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
** the contents of this file may not be disclosed to third parties, copied or
** duplicated in any form, in whole or in part, without the prior written
** permission of Silicon Graphics, Inc.
**
** RESTRICTED RIGHTS LEGEND:
** Use, duplication or disclosure by the Government is subject to restrictions
** as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
** and Computer Software clause at DFARS 252.227-7013, and/or in similar or
** successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
** rights reserved under the Copyright Laws of the United States.
*/
#include "glslib.h"
void __glsGenPixelSetup_pack(__GLScontext *ctx) {
__GLS_BEGIN_CAPTURE_EXEC(ctx, GLS_OP_glPixelStorei);
__glsPixelSetup_pack();
__GLS_END_CAPTURE_EXEC(ctx, GLS_OP_glPixelStorei);
}
void __glsGenPixelSetup_unpack(__GLScontext *ctx) {
__GLS_BEGIN_CAPTURE_EXEC(ctx, GLS_OP_glPixelStorei);
__glsPixelSetup_unpack();
__GLS_END_CAPTURE_EXEC(ctx, GLS_OP_glPixelStorei);
}
void __glsPixelSetup_pack(void) {
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glPixelStorei(GL_PACK_LSB_FIRST, GL_FALSE);
glPixelStorei(GL_PACK_ROW_LENGTH, 0);
glPixelStorei(GL_PACK_SKIP_ROWS, 0);
glPixelStorei(GL_PACK_SKIP_PIXELS, 0);
glPixelStorei(GL_PACK_SWAP_BYTES, GL_FALSE);
#if __GL_EXT_texture3D
glPixelStorei(GL_PACK_IMAGE_HEIGHT_EXT, 0);
glPixelStorei(GL_PACK_SKIP_IMAGES_EXT, 0);
#endif /* __GL_EXT_texture3D */
#if __GL_SGIS_texture4D
glPixelStorei(GL_PACK_IMAGE_DEPTH_SGIS, 0);
glPixelStorei(GL_PACK_SKIP_VOLUMES_SGIS, 0);
#endif /* __GL_SGIS_texture4D */
}
void __glsPixelSetup_unpack(void) {
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glPixelStorei(GL_UNPACK_LSB_FIRST, GL_FALSE);
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
glPixelStorei(GL_UNPACK_SWAP_BYTES, GL_FALSE);
#if __GL_EXT_texture3D
glPixelStorei(GL_UNPACK_IMAGE_HEIGHT_EXT, 0);
glPixelStorei(GL_UNPACK_SKIP_IMAGES_EXT, 0);
#endif /* __GL_EXT_texture3D */
#if __GL_SGIS_texture4D
glPixelStorei(GL_UNPACK_IMAGE_DEPTH_SGIS, 0);
glPixelStorei(GL_UNPACK_SKIP_VOLUMES_SGIS, 0);
#endif /* __GL_SGIS_texture4D */
}
static void __glsPixelStoreConfig_init(__GLSpixelStoreConfig *outConfig) {
outConfig->alignment = 1;
outConfig->lsbFirst = GL_FALSE;
outConfig->rowLength = 0;
outConfig->skipRows = 0;
outConfig->skipPixels = 0;
outConfig->swapBytes = GL_FALSE;
#if __GL_EXT_texture3D
outConfig->imageHeight = 0;
outConfig->skipImages = 0;
#endif /* __GL_EXT_texture3D */
#if __GL_SGIS_texture4D
outConfig->imageDepth = 0;
outConfig->skipVolumes = 0;
#endif /* __GL_SGIS_texture4D */
}
void __glsPixelStoreConfig_get_pack(__GLSpixelStoreConfig *outConfig) {
__glsPixelStoreConfig_init(outConfig);
__GLS_BEGIN_CAPTURE_EXEC(__GLS_CONTEXT, GLS_OP_glGetIntegerv);
glGetIntegerv(GL_PACK_ALIGNMENT, &outConfig->alignment);
glGetIntegerv(GL_PACK_LSB_FIRST, &outConfig->lsbFirst);
glGetIntegerv(GL_PACK_ROW_LENGTH, &outConfig->rowLength);
glGetIntegerv(GL_PACK_SKIP_ROWS, &outConfig->skipRows);
glGetIntegerv(GL_PACK_SKIP_PIXELS, &outConfig->skipPixels);
glGetIntegerv(GL_PACK_SWAP_BYTES, &outConfig->swapBytes);
#if __GL_EXT_texture3D
glGetIntegerv(GL_PACK_IMAGE_HEIGHT_EXT, &outConfig->imageHeight);
glGetIntegerv(GL_PACK_SKIP_IMAGES_EXT, &outConfig->skipImages);
#endif /* __GL_EXT_texture3D */
#if __GL_SGIS_texture4D
glGetIntegerv(GL_PACK_IMAGE_DEPTH_SGIS, &outConfig->imageDepth);
glGetIntegerv(GL_PACK_SKIP_VOLUMES_SGIS, &outConfig->skipVolumes);
#endif /* __GL_SGIS_texture4D */
__GLS_END_CAPTURE_EXEC(__GLS_CONTEXT, GLS_OP_glGetIntegerv);
}
void __glsPixelStoreConfig_get_unpack(__GLSpixelStoreConfig *outConfig) {
__glsPixelStoreConfig_init(outConfig);
__GLS_BEGIN_CAPTURE_EXEC(__GLS_CONTEXT, GLS_OP_glGetIntegerv);
glGetIntegerv(GL_UNPACK_ALIGNMENT, &outConfig->alignment);
glGetIntegerv(GL_UNPACK_LSB_FIRST, &outConfig->lsbFirst);
glGetIntegerv(GL_UNPACK_ROW_LENGTH, &outConfig->rowLength);
glGetIntegerv(GL_UNPACK_SKIP_ROWS, &outConfig->skipRows);
glGetIntegerv(GL_UNPACK_SKIP_PIXELS, &outConfig->skipPixels);
glGetIntegerv(GL_UNPACK_SWAP_BYTES, &outConfig->swapBytes);
#if __GL_EXT_texture3D
glGetIntegerv(GL_UNPACK_IMAGE_HEIGHT_EXT, &outConfig->imageHeight);
glGetIntegerv(GL_UNPACK_SKIP_IMAGES_EXT, &outConfig->skipImages);
#endif /* __GL_EXT_texture3D */
#if __GL_SGIS_texture4D
glGetIntegerv(GL_UNPACK_IMAGE_DEPTH_SGIS, &outConfig->imageDepth);
glGetIntegerv(GL_UNPACK_SKIP_VOLUMES_SGIS, &outConfig->skipVolumes);
#endif /* __GL_SGIS_texture4D */
__GLS_END_CAPTURE_EXEC(__GLS_CONTEXT, GLS_OP_glGetIntegerv);
}