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Diffstat (limited to 'xorg-server/glx/render2.c')
| -rw-r--r-- | xorg-server/glx/render2.c | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/xorg-server/glx/render2.c b/xorg-server/glx/render2.c new file mode 100644 index 000000000..5b3d3e6d0 --- /dev/null +++ b/xorg-server/glx/render2.c @@ -0,0 +1,264 @@ +/* +** 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 "indirect_size.h" +#include "indirect_dispatch.h" +#include "glapitable.h" +#include "glapi.h" +#include "glthread.h" +#include "dispatch.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); + + CALL_Map1f( GET_DISPATCH(), (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; + + CALL_Map2f( GET_DISPATCH(), (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 + CALL_Map1d( GET_DISPATCH(), (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 + CALL_Map2d( GET_DISPATCH(), (target, u1, u2, ustride, uorder, v1, v2, vstride, vorder, points) ); +} + +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: + CALL_EnableClientState( GET_DISPATCH(), (GL_VERTEX_ARRAY) ); + CALL_VertexPointer( GET_DISPATCH(), (numVals, datatype, stride, pc) ); + break; + case GL_NORMAL_ARRAY: + CALL_EnableClientState( GET_DISPATCH(), (GL_NORMAL_ARRAY) ); + CALL_NormalPointer( GET_DISPATCH(), (datatype, stride, pc) ); + break; + case GL_COLOR_ARRAY: + CALL_EnableClientState( GET_DISPATCH(), (GL_COLOR_ARRAY) ); + CALL_ColorPointer( GET_DISPATCH(), (numVals, datatype, stride, pc) ); + break; + case GL_INDEX_ARRAY: + CALL_EnableClientState( GET_DISPATCH(), (GL_INDEX_ARRAY) ); + CALL_IndexPointer( GET_DISPATCH(), (datatype, stride, pc) ); + break; + case GL_TEXTURE_COORD_ARRAY: + CALL_EnableClientState( GET_DISPATCH(), (GL_TEXTURE_COORD_ARRAY) ); + CALL_TexCoordPointer( GET_DISPATCH(), (numVals, datatype, stride, pc) ); + break; + case GL_EDGE_FLAG_ARRAY: + CALL_EnableClientState( GET_DISPATCH(), (GL_EDGE_FLAG_ARRAY) ); + CALL_EdgeFlagPointer( GET_DISPATCH(), (stride, (const GLboolean *)pc) ); + break; + case GL_SECONDARY_COLOR_ARRAY: + CALL_EnableClientState( GET_DISPATCH(), (GL_SECONDARY_COLOR_ARRAY) ); + CALL_SecondaryColorPointerEXT( GET_DISPATCH(), (numVals, datatype, stride, pc) ); + break; + case GL_FOG_COORD_ARRAY: + CALL_EnableClientState( GET_DISPATCH(), (GL_FOG_COORD_ARRAY) ); + CALL_FogCoordPointerEXT( GET_DISPATCH(), (datatype, stride, pc) ); + break; + default: + break; + } + + pc += __GLX_PAD(numVals * __glXTypeSize(datatype)); + } + + CALL_DrawArrays( GET_DISPATCH(), (primType, 0, numVertexes) ); + + /* turn off anything we might have turned on */ + CALL_DisableClientState( GET_DISPATCH(), (GL_VERTEX_ARRAY) ); + CALL_DisableClientState( GET_DISPATCH(), (GL_NORMAL_ARRAY) ); + CALL_DisableClientState( GET_DISPATCH(), (GL_COLOR_ARRAY) ); + CALL_DisableClientState( GET_DISPATCH(), (GL_INDEX_ARRAY) ); + CALL_DisableClientState( GET_DISPATCH(), (GL_TEXTURE_COORD_ARRAY) ); + CALL_DisableClientState( GET_DISPATCH(), (GL_EDGE_FLAG_ARRAY) ); + CALL_DisableClientState( GET_DISPATCH(), (GL_SECONDARY_COLOR_ARRAY) ); + CALL_DisableClientState( GET_DISPATCH(), (GL_FOG_COORD_ARRAY) ); +} + +void __glXDisp_DrawArraysEXT(GLbyte *pc) +{ + __glXDisp_DrawArrays(pc); +} |