initial state (xorg-server 1.10.2)

1 files changed, 364 insertions, 0 deletions

diff --git a/glx/render2swap.c b/glx/render2swap.c
new file mode 100644
index 0000000..17354c4
--- /dev/null
+++ b/glx/render2swap.c
@@ -0,0 +1,364 @@
+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+#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 __glXDispSwap_Map1f(GLbyte *pc)
+{
+    GLint order, k;
+    GLfloat u1, u2, *points;
+    GLenum target;
+    GLint compsize;
+    __GLX_DECLARE_SWAP_VARIABLES;
+    __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+    __GLX_SWAP_INT(pc + 0);
+    __GLX_SWAP_INT(pc + 12);
+    __GLX_SWAP_FLOAT(pc + 4);
+    __GLX_SWAP_FLOAT(pc + 8);
+    
+    target = *(GLenum *)(pc + 0); 
+    order = *(GLint *)(pc + 12);
+    u1 = *(GLfloat *)(pc + 4);
+    u2 = *(GLfloat *)(pc + 8);
+    points = (GLfloat *)(pc + 16);
+    k = __glMap1f_size(target);
+
+    if (order <= 0 || k < 0) {
+	/* Erroneous command. */
+	compsize = 0;
+    } else {
+	compsize = order * k;
+    }
+    __GLX_SWAP_FLOAT_ARRAY(points, compsize);
+
+    CALL_Map1f( GET_DISPATCH(), (target, u1, u2, k, order, points) );
+}
+
+void __glXDispSwap_Map2f(GLbyte *pc)
+{
+    GLint uorder, vorder, ustride, vstride, k;
+    GLfloat u1, u2, v1, v2, *points;
+    GLenum target;
+    GLint compsize;
+    __GLX_DECLARE_SWAP_VARIABLES;
+    __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+    __GLX_SWAP_INT(pc + 0);
+    __GLX_SWAP_INT(pc + 12);
+    __GLX_SWAP_INT(pc + 24);
+    __GLX_SWAP_FLOAT(pc + 4);
+    __GLX_SWAP_FLOAT(pc + 8);
+    __GLX_SWAP_FLOAT(pc + 16);
+    __GLX_SWAP_FLOAT(pc + 20);
+    
+    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;
+
+    if (vorder <= 0 || uorder <= 0 || k < 0) {
+	/* Erroneous command. */
+	compsize = 0;
+    } else {
+	compsize = uorder * vorder * k;
+    }
+    __GLX_SWAP_FLOAT_ARRAY(points, compsize);
+
+    CALL_Map2f( GET_DISPATCH(), (target, u1, u2, ustride, uorder, v1, v2, vstride, vorder, points) );
+}
+
+void __glXDispSwap_Map1d(GLbyte *pc)
+{
+    GLint order, k, compsize;
+    GLenum target;
+    GLdouble u1, u2, *points;
+    __GLX_DECLARE_SWAP_VARIABLES;
+    __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+    __GLX_SWAP_DOUBLE(pc + 0);
+    __GLX_SWAP_DOUBLE(pc + 8);
+    __GLX_SWAP_INT(pc + 16);
+    __GLX_SWAP_INT(pc + 20);
+
+    target = *(GLenum*) (pc + 16);
+    order = *(GLint*) (pc + 20);
+    k = __glMap1d_size(target);
+    if (order <= 0 || k < 0) {
+	/* Erroneous command. */
+	compsize = 0;
+    } else {
+	compsize = order * k;
+    }
+    __GLX_GET_DOUBLE(u1,pc);
+    __GLX_GET_DOUBLE(u2,pc+8);
+    __GLX_SWAP_DOUBLE_ARRAY(pc+24, compsize);
+    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 __glXDispSwap_Map2d(GLbyte *pc)
+{
+    GLdouble u1, u2, v1, v2, *points;
+    GLint uorder, vorder, ustride, vstride, k, compsize;
+    GLenum target;
+    __GLX_DECLARE_SWAP_VARIABLES;
+    __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+    __GLX_SWAP_DOUBLE(pc + 0);
+    __GLX_SWAP_DOUBLE(pc + 8);
+    __GLX_SWAP_DOUBLE(pc + 16);
+    __GLX_SWAP_DOUBLE(pc + 24);
+    __GLX_SWAP_INT(pc + 32);
+    __GLX_SWAP_INT(pc + 36);
+    __GLX_SWAP_INT(pc + 40);
+
+    target = *(GLenum *)(pc + 32);
+    uorder = *(GLint *)(pc + 36);
+    vorder = *(GLint *)(pc + 40);
+    k = __glMap2d_size(target);
+    if (vorder <= 0 || uorder <= 0 || k < 0) {
+	/* Erroneous command. */
+	compsize = 0;
+    } else {
+	compsize = uorder * vorder * k;
+    }
+    __GLX_GET_DOUBLE(u1,pc);
+    __GLX_GET_DOUBLE(u2,pc+8);
+    __GLX_GET_DOUBLE(v1,pc+16);
+    __GLX_GET_DOUBLE(v2,pc+24);
+    __GLX_SWAP_DOUBLE_ARRAY(pc+44, compsize);
+    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) );
+}
+
+static void swapArray(GLint numVals, GLenum datatype,
+                      GLint stride, GLint numVertexes, GLbyte *pc)
+{
+    int i,j;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    switch (datatype) {
+      case GL_BYTE:
+      case GL_UNSIGNED_BYTE:
+	/* don't need to swap */
+	return;
+      case GL_SHORT:
+      case GL_UNSIGNED_SHORT:
+	for (i=0; i<numVertexes; i++) {
+	    GLshort *pVal = (GLshort *) pc;
+	    for (j=0; j<numVals; j++) {
+		__GLX_SWAP_SHORT(&pVal[j]);
+	    }
+	    pc += stride;
+	}
+	break;
+      case GL_INT:
+      case GL_UNSIGNED_INT:
+	for (i=0; i<numVertexes; i++) {
+	    GLint *pVal = (GLint *) pc;
+	    for (j=0; j<numVals; j++) {
+		__GLX_SWAP_INT(&pVal[j]);
+	    }
+	    pc += stride;
+	}
+	break;
+      case GL_FLOAT:
+	for (i=0; i<numVertexes; i++) {
+	    GLfloat *pVal = (GLfloat *) pc;
+	    for (j=0; j<numVals; j++) {
+		__GLX_SWAP_FLOAT(&pVal[j]);
+	    }
+	    pc += stride;
+	}
+	break;
+      case GL_DOUBLE:
+	for (i=0; i<numVertexes; i++) {
+	    GLdouble *pVal = (GLdouble *) pc;
+	    for (j=0; j<numVals; j++) {
+		__GLX_SWAP_DOUBLE(&pVal[j]);
+	    }
+	    pc += stride;
+	}
+	break;
+      default:
+	return;
+    }
+}
+
+void __glXDispSwap_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;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    __GLX_SWAP_INT(&numVertexes);
+    __GLX_SWAP_INT(&numComponents);
+    __GLX_SWAP_INT(&primType);
+
+    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;
+	GLenum component = compHeader[i].component;
+
+	__GLX_SWAP_INT(&datatype);
+	__GLX_SWAP_INT(&numVals);
+	__GLX_SWAP_INT(&component);
+
+        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;
+
+	__GLX_SWAP_INT(&datatype);
+	__GLX_SWAP_INT(&numVals);
+	__GLX_SWAP_INT(&component);
+
+	swapArray(numVals, datatype, stride, numVertexes, pc);
+
+        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) );
+}