#ifndef __GLX_packrender_h__
#define __GLX_packrender_h__
#include "glxclient.h"
#define __GLX_PAD(a) (((a)+3) & ~3)
#define sz_double 8
#define __GLX_DECLARE_VARIABLES() \
__GLXcontext *gc; \
GLubyte *pc, *pixelHeaderPC; \
GLuint compsize, cmdlen
#define __GLX_LOAD_VARIABLES() \
gc = __glXGetCurrentContext(); \
pc = gc->pc; \
\
cmdlen = 0; (void)cmdlen; \
compsize = 0; (void)compsize; \
pixelHeaderPC = 0; (void)pixelHeaderPC
#define __GLX_BEGIN_VARIABLE(opcode,size) \
if (pc + (size) > gc->bufEnd) { \
pc = __glXFlushRenderBuffer(gc, pc); \
} \
__GLX_PUT_SHORT(0,size); \
__GLX_PUT_SHORT(2,opcode)
#define __GLX_BEGIN_VARIABLE_LARGE(opcode,size) \
pc = __glXFlushRenderBuffer(gc, pc); \
__GLX_PUT_LONG(0,size); \
__GLX_PUT_LONG(4,opcode)
#define __GLX_BEGIN_VARIABLE_WITH_PIXEL(opcode,size) \
if (pc + (size) > gc->bufEnd) { \
pc = __glXFlushRenderBuffer(gc, pc); \
} \
__GLX_PUT_SHORT(0,size); \
__GLX_PUT_SHORT(2,opcode); \
pc += __GLX_RENDER_HDR_SIZE; \
pixelHeaderPC = pc; \
pc += __GLX_PIXEL_HDR_SIZE
#define __GLX_BEGIN_VARIABLE_LARGE_WITH_PIXEL(opcode,size) \
pc = __glXFlushRenderBuffer(gc, pc); \
__GLX_PUT_LONG(0,size); \
__GLX_PUT_LONG(4,opcode); \
pc += __GLX_RENDER_LARGE_HDR_SIZE; \
pixelHeaderPC = pc; \
pc += __GLX_PIXEL_HDR_SIZE
#define __GLX_BEGIN_VARIABLE_WITH_PIXEL_3D(opcode,size) \
if (pc + (size) > gc->bufEnd) { \
pc = __glXFlushRenderBuffer(gc, pc); \
} \
__GLX_PUT_SHORT(0,size); \
__GLX_PUT_SHORT(2,opcode); \
pc += __GLX_RENDER_HDR_SIZE; \
pixelHeaderPC = pc; \
pc += __GLX_PIXEL_3D_HDR_SIZE
#define __GLX_BEGIN_VARIABLE_LARGE_WITH_PIXEL_3D(opcode,size) \
pc = __glXFlushRenderBuffer(gc, pc); \
__GLX_PUT_LONG(0,size); \
__GLX_PUT_LONG(4,opcode); \
pc += __GLX_RENDER_LARGE_HDR_SIZE; \
pixelHeaderPC = pc; \
pc += __GLX_PIXEL_3D_HDR_SIZE
#define __GLX_BEGIN(opcode,size) \
__GLX_PUT_SHORT(0,size); \
__GLX_PUT_SHORT(2,opcode)
#define __GLX_END(size) \
pc += size; \
if (pc > gc->limit) { \
(void) __glXFlushRenderBuffer(gc, pc); \
} else { \
gc->pc = pc; \
}
#define __GLX_MEM_COPY(dest,src,bytes) \
if (src && dest) \
memcpy(dest, src, bytes)
#define __GLX_PUT_CHAR(offset,a) \
*((INT8 *) (pc + offset)) = a
#ifndef _CRAY
#define __GLX_PUT_SHORT(offset,a) \
*((INT16 *) (pc + offset)) = a
#define __GLX_PUT_LONG(offset,a) \
*((INT32 *) (pc + offset)) = a
#define __GLX_PUT_FLOAT(offset,a) \
*((FLOAT32 *) (pc + offset)) = a
#else
#define __GLX_PUT_SHORT(offset,a) \
{ GLubyte *cp = (pc+offset); \
int shift = (64-16) - ((int)(cp) >> (64-6)); \
*(int *)cp = (*(int *)cp & ~(0xffff << shift)) | ((a & 0xffff) << shift); }
#define __GLX_PUT_LONG(offset,a) \
{ GLubyte *cp = (pc+offset); \
int shift = (64-32) - ((int)(cp) >> (64-6)); \
*(int *)cp = (*(int *)cp & ~(0xffffffff << shift)) | ((a & 0xffffffff) << shift); }
#define __GLX_PUT_FLOAT(offset,a) \
gl_put_float((pc + offset),a)
#define __GLX_PUT_DOUBLE(offset,a) \
gl_put_double(pc + offset, a)
extern void gl_put_float( );
extern void gl_put_double( );
#endif
#ifndef _CRAY
#ifdef __GLX_ALIGN64
#define __GLX_PUT_DOUBLE(offset,a) \
__GLX_MEM_COPY(pc + offset, &a, 8)
#else
#define __GLX_PUT_DOUBLE(offset,a) \
*((FLOAT64 *) (pc + offset)) = a
#endif
#endif
#define __GLX_PUT_CHAR_ARRAY(offset,a,alen) \
__GLX_MEM_COPY(pc + offset, a, alen * __GLX_SIZE_INT8)
#ifndef _CRAY
#define __GLX_PUT_SHORT_ARRAY(offset,a,alen) \
__GLX_MEM_COPY(pc + offset, a, alen * __GLX_SIZE_INT16)
#define __GLX_PUT_LONG_ARRAY(offset,a,alen) \
__GLX_MEM_COPY(pc + offset, a, alen * __GLX_SIZE_INT32)
#define __GLX_PUT_FLOAT_ARRAY(offset,a,alen) \
__GLX_MEM_COPY(pc + offset, a, alen * __GLX_SIZE_FLOAT32)
#define __GLX_PUT_DOUBLE_ARRAY(offset,a,alen) \
__GLX_MEM_COPY(pc + offset, a, alen * __GLX_SIZE_FLOAT64)
#else
#define __GLX_PUT_SHORT_ARRAY(offset,a,alen) \
gl_put_short_array((GLubyte *)(pc + offset), a, alen * __GLX_SIZE_INT16)
#define __GLX_PUT_LONG_ARRAY(offset,a,alen) \
gl_put_long_array((GLubyte *)(pc + offset), (long *)a, alen * __GLX_SIZE_INT32)
#define __GLX_PUT_FLOAT_ARRAY(offset,a,alen) \
gl_put_float_array((GLubyte *)(pc + offset), (float *)a, alen * __GLX_SIZE_FLOAT32)
#define __GLX_PUT_DOUBLE_ARRAY(offset,a,alen) \
gl_put_double_array((GLubyte *)(pc + offset), (double *)a, alen * __GLX_SIZE_FLOAT64)
extern gl_put_short_array(GLubyte *, short *, int);
extern gl_put_long_array(GLubyte *, long *, int);
extern gl_put_float_array(GLubyte *, float *, int);
extern gl_put_double_array(GLubyte *, double *, int);
#endif
#endif