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+/* $XFree86: xc/programs/Xserver/GL/glx/render2.c,v 1.8 2004/02/03 23:04:08 alanh Exp $ */
+/*
+** License Applicability. Except to the extent portions of this file are
+** made subject to an alternative license as permitted in the SGI Free
+** Software License B, Version 1.1 (the "License"), the contents of this
+** file are subject only to the provisions of the License. You may not use
+** this file except in compliance with the License. You may obtain a copy
+** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
+** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
+**
+** http://oss.sgi.com/projects/FreeB
+**
+** Note that, as provided in the License, the Software is distributed on an
+** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
+** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
+** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
+** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
+**
+** Original Code. The Original Code is: OpenGL Sample Implementation,
+** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
+** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
+** Copyright in any portions created by third parties is as indicated
+** elsewhere herein. All Rights Reserved.
+**
+** Additional Notice Provisions: The application programming interfaces
+** established by SGI in conjunction with the Original Code are The
+** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
+** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
+** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
+** Window System(R) (Version 1.3), released October 19, 1998. This software
+** was created using the OpenGL(R) version 1.2.1 Sample Implementation
+** published by SGI, but has not been independently verified as being
+** compliant with the OpenGL(R) version 1.2.1 Specification.
+**
+*/
+
+/* #define NEED_REPLIES */
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <glxserver.h>
+#include "unpack.h"
+#include "g_disptab.h"
+#include "g_disptab_EXT.h"
+#include "indirect_size.h"
+
+void __glXDisp_Map1f(GLbyte *pc)
+{
+ GLint order, k;
+ GLfloat u1, u2, *points;
+ GLenum target;
+
+ target = *(GLenum *)(pc + 0);
+ order = *(GLint *)(pc + 12);
+ u1 = *(GLfloat *)(pc + 4);
+ u2 = *(GLfloat *)(pc + 8);
+ points = (GLfloat *)(pc + 16);
+ k = __glMap1f_size(target);
+
+ glMap1f(target, u1, u2, k, order, 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 __glXDisp_Map1d(GLbyte *pc)
+{
+ GLint order, k;
+#ifdef __GLX_ALIGN64
+ GLint compsize;
+#endif
+ GLenum target;
+ GLdouble u1, u2, *points;
+
+ target = *(GLenum*) (pc + 16);
+ order = *(GLint*) (pc + 20);
+ k = __glMap1d_size(target);
+
+#ifdef __GLX_ALIGN64
+ if (order < 0 || k < 0) {
+ compsize = 0;
+ } else {
+ compsize = order * k;
+ }
+#endif
+
+ __GLX_GET_DOUBLE(u1,pc);
+ __GLX_GET_DOUBLE(u2,pc+8);
+ pc += 24;
+
+#ifdef __GLX_ALIGN64
+ if (((unsigned long)pc) & 7) {
+ /*
+ ** Copy the doubles up 4 bytes, trashing the command but aligning
+ ** the data in the process
+ */
+ __GLX_MEM_COPY(pc-4, pc, compsize*8);
+ points = (GLdouble*) (pc - 4);
+ } else {
+ points = (GLdouble*) pc;
+ }
+#else
+ points = (GLdouble*) pc;
+#endif
+ glMap1d(target, u1, u2, k, order, points);
+}
+
+void __glXDisp_Map2d(GLbyte *pc)
+{
+ GLdouble u1, u2, v1, v2, *points;
+ GLint uorder, vorder, ustride, vstride, k;
+#ifdef __GLX_ALIGN64
+ GLint compsize;
+#endif
+ GLenum target;
+
+ target = *(GLenum *)(pc + 32);
+ uorder = *(GLint *)(pc + 36);
+ vorder = *(GLint *)(pc + 40);
+ k = __glMap2d_size(target);
+
+#ifdef __GLX_ALIGN64
+ if (vorder < 0 || uorder < 0 || k < 0) {
+ compsize = 0;
+ } else {
+ compsize = uorder * vorder * k;
+ }
+#endif
+
+ __GLX_GET_DOUBLE(u1,pc);
+ __GLX_GET_DOUBLE(u2,pc+8);
+ __GLX_GET_DOUBLE(v1,pc+16);
+ __GLX_GET_DOUBLE(v2,pc+24);
+ pc += 44;
+
+ ustride = vorder * k;
+ vstride = k;
+
+#ifdef __GLX_ALIGN64
+ if (((unsigned long)pc) & 7) {
+ /*
+ ** Copy the doubles up 4 bytes, trashing the command but aligning
+ ** the data in the process
+ */
+ __GLX_MEM_COPY(pc-4, pc, compsize*8);
+ points = (GLdouble*) (pc - 4);
+ } else {
+ points = (GLdouble*) pc;
+ }
+#else
+ points = (GLdouble*) pc;
+#endif
+ glMap2d(target, u1, u2, ustride, uorder, v1, v2, vstride, vorder, points);
+}
+
+void __glXDisp_CallLists(GLbyte *pc)
+{
+ GLenum type;
+ GLsizei n;
+
+ type = *(GLenum *)(pc + 4);
+ n = *(GLsizei *)(pc + 0);
+ glCallLists(n, type, pc + 8);
+}
+
+void __glXDisp_DrawArrays(GLbyte *pc)
+{
+ __GLXdispatchDrawArraysHeader *hdr = (__GLXdispatchDrawArraysHeader *)pc;
+ __GLXdispatchDrawArraysComponentHeader *compHeader;
+ GLint numVertexes = hdr->numVertexes;
+ GLint numComponents = hdr->numComponents;
+ GLenum primType = hdr->primType;
+ GLint stride = 0;
+ int i;
+
+ pc += sizeof(__GLXdispatchDrawArraysHeader);
+ compHeader = (__GLXdispatchDrawArraysComponentHeader *)pc;
+
+ /* compute stride (same for all component arrays) */
+ for (i = 0; i < numComponents; i++) {
+ GLenum datatype = compHeader[i].datatype;
+ GLint numVals = compHeader[i].numVals;
+
+ stride += __GLX_PAD(numVals * __glXTypeSize(datatype));
+ }
+
+ pc += numComponents * sizeof(__GLXdispatchDrawArraysComponentHeader);
+
+ /* set up component arrays */
+ for (i = 0; i < numComponents; i++) {
+ GLenum datatype = compHeader[i].datatype;
+ GLint numVals = compHeader[i].numVals;
+ GLenum component = compHeader[i].component;
+
+ switch (component) {
+ case GL_VERTEX_ARRAY:
+ glEnableClientState(GL_VERTEX_ARRAY);
+ glVertexPointer(numVals, datatype, stride, pc);
+ break;
+ case GL_NORMAL_ARRAY:
+ glEnableClientState(GL_NORMAL_ARRAY);
+ glNormalPointer(datatype, stride, pc);
+ break;
+ case GL_COLOR_ARRAY:
+ glEnableClientState(GL_COLOR_ARRAY);
+ glColorPointer(numVals, datatype, stride, pc);
+ break;
+ case GL_INDEX_ARRAY:
+ glEnableClientState(GL_INDEX_ARRAY);
+ glIndexPointer(datatype, stride, pc);
+ break;
+ case GL_TEXTURE_COORD_ARRAY:
+ glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+ glTexCoordPointer(numVals, datatype, stride, pc);
+ break;
+ case GL_EDGE_FLAG_ARRAY:
+ glEnableClientState(GL_EDGE_FLAG_ARRAY);
+ glEdgeFlagPointer(stride, (const GLboolean *)pc);
+ break;
+ case GL_SECONDARY_COLOR_ARRAY:
+ glEnableClientState(GL_SECONDARY_COLOR_ARRAY);
+ glSecondaryColorPointer(numVals, datatype, stride, pc);
+ break;
+ case GL_FOG_COORD_ARRAY:
+ glEnableClientState(GL_FOG_COORD_ARRAY);
+ glFogCoordPointer(datatype, stride, pc);
+ break;
+ default:
+ break;
+ }
+
+ pc += __GLX_PAD(numVals * __glXTypeSize(datatype));
+ }
+
+ glDrawArrays(primType, 0, numVertexes);
+
+ /* turn off anything we might have turned on */
+ glDisableClientState(GL_VERTEX_ARRAY);
+ glDisableClientState(GL_NORMAL_ARRAY);
+ glDisableClientState(GL_COLOR_ARRAY);
+ glDisableClientState(GL_INDEX_ARRAY);
+ glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+ glDisableClientState(GL_EDGE_FLAG_ARRAY);
+ glDisableClientState(GL_SECONDARY_COLOR_ARRAY);
+ glDisableClientState(GL_FOG_COORD_ARRAY);
+}
+
+void __glXDisp_DrawArraysEXT(GLbyte *pc)
+{
+ __glXDisp_DrawArrays(pc);
+}