/*
* Mesa 3-D graphics library
- * Version: 7.2
+ * Version: 7.6
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, 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"),
#include "context.h"
#include "enable.h"
#include "enums.h"
+#include "hash.h"
#include "mtypes.h"
#include "varray.h"
#include "arrayobj.h"
/**
- * Update the fields of a vertex array object.
- * We need to do a few special things for arrays that live in
- * vertex buffer objects.
+ * Set the fields of a vertex array.
+ * Also do an error check for GL_ARB_vertex_array_object: check that
+ * all arrays reside in VBOs when using a vertex array object.
*
* \param array the array to update
* \param dirtyBit which bit to set in ctx->Array.NewState for this array
* \param elementSize size of each array element, in bytes
* \param size components per element (1, 2, 3 or 4)
* \param type datatype of each component (GL_FLOAT, GL_INT, etc)
+ * \param format either GL_RGBA or GL_BGRA
* \param stride stride between elements, in elements
* \param normalized are integer types converted to floats in [-1, 1]?
* \param ptr the address (or offset inside VBO) of the array data
+ * \return GL_TRUE if no error, GL_FALSE if error
*/
-static void
+static GLboolean
update_array(GLcontext *ctx, struct gl_client_array *array,
GLbitfield dirtyBit, GLsizei elementSize,
GLint size, GLenum type, GLenum format,
GLsizei stride, GLboolean normalized, const GLvoid *ptr)
{
ASSERT(format == GL_RGBA || format == GL_BGRA);
+
+ if (ctx->Array.ArrayObj->VBOonly &&
+ ctx->Array.ArrayBufferObj->Name == 0) {
+ /* GL_ARB_vertex_array_object requires that all arrays reside in VBOs.
+ * Generate GL_INVALID_OPERATION if that's not true.
+ */
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glVertex/Normal/EtcPointer(non-VBO array)");
+ return GL_FALSE;
+ }
+
array->Size = size;
array->Type = type;
array->Format = format;
ctx->NewState |= _NEW_ARRAY;
ctx->Array.NewState |= dirtyBit;
+
+ return GL_TRUE;
}
break;
#endif
default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glVertexPointer(type)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glVertexPointer(type=%s)",
+ _mesa_lookup_enum_by_nr(type));
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->Vertex, _NEW_ARRAY_VERTEX,
- elementSize, size, type, GL_RGBA, stride, GL_FALSE, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->Vertex, _NEW_ARRAY_VERTEX,
+ elementSize, size, type, GL_RGBA, stride, GL_FALSE, ptr))
+ return;
if (ctx->Driver.VertexPointer)
ctx->Driver.VertexPointer( ctx, size, type, stride, ptr );
break;
#endif
default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glNormalPointer(type)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glNormalPointer(type=%s)",
+ _mesa_lookup_enum_by_nr(type));
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->Normal, _NEW_ARRAY_NORMAL,
- elementSize, 3, type, GL_RGBA, stride, GL_TRUE, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->Normal, _NEW_ARRAY_NORMAL,
+ elementSize, 3, type, GL_RGBA, stride, GL_TRUE, ptr))
+ return;
if (ctx->Driver.NormalPointer)
ctx->Driver.NormalPointer( ctx, type, stride, ptr );
break;
#endif
default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glColorPointer(type)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glColorPointer(type=%s)",
+ _mesa_lookup_enum_by_nr(type));
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->Color, _NEW_ARRAY_COLOR0,
- elementSize, size, type, format, stride, GL_TRUE, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->Color, _NEW_ARRAY_COLOR0,
+ elementSize, size, type, format, stride, GL_TRUE, ptr))
+ return;
if (ctx->Driver.ColorPointer)
ctx->Driver.ColorPointer( ctx, size, type, stride, ptr );
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->FogCoord, _NEW_ARRAY_FOGCOORD,
- elementSize, 1, type, GL_RGBA, stride, GL_FALSE, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->FogCoord, _NEW_ARRAY_FOGCOORD,
+ elementSize, 1, type, GL_RGBA, stride, GL_FALSE, ptr))
+ return;
if (ctx->Driver.FogCoordPointer)
ctx->Driver.FogCoordPointer( ctx, type, stride, ptr );
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->Index, _NEW_ARRAY_INDEX,
- elementSize, 1, type, GL_RGBA, stride, GL_FALSE, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->Index, _NEW_ARRAY_INDEX,
+ elementSize, 1, type, GL_RGBA, stride, GL_FALSE, ptr))
+ return;
if (ctx->Driver.IndexPointer)
ctx->Driver.IndexPointer( ctx, type, stride, ptr );
elementSize = size * sizeof(GLdouble);
break;
default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glSecondaryColorPointer(type)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glSecondaryColorPointer(type=%s)",
+ _mesa_lookup_enum_by_nr(type));
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->SecondaryColor, _NEW_ARRAY_COLOR1,
- elementSize, size, type, format, stride, GL_TRUE, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->SecondaryColor,
+ _NEW_ARRAY_COLOR1, elementSize, size, type,
+ format, stride, GL_TRUE, ptr))
+ return;
if (ctx->Driver.SecondaryColorPointer)
ctx->Driver.SecondaryColorPointer( ctx, size, type, stride, ptr );
break;
#endif
default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glTexCoordPointer(type)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glTexCoordPointer(type=%s)",
+ _mesa_lookup_enum_by_nr(type));
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->TexCoord[unit],
- _NEW_ARRAY_TEXCOORD(unit),
- elementSize, size, type, GL_RGBA, stride, GL_FALSE, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->TexCoord[unit],
+ _NEW_ARRAY_TEXCOORD(unit),
+ elementSize, size, type, GL_RGBA, stride, GL_FALSE, ptr))
+ return;
if (ctx->Driver.TexCoordPointer)
ctx->Driver.TexCoordPointer( ctx, size, type, stride, ptr );
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->EdgeFlag, _NEW_ARRAY_EDGEFLAG,
- sizeof(GLboolean), 1, GL_UNSIGNED_BYTE, GL_RGBA,
- stride, GL_FALSE, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->EdgeFlag, _NEW_ARRAY_EDGEFLAG,
+ sizeof(GLboolean), 1, GL_UNSIGNED_BYTE, GL_RGBA,
+ stride, GL_FALSE, ptr))
+ return;
if (ctx->Driver.EdgeFlagPointer)
ctx->Driver.EdgeFlagPointer( ctx, stride, ptr );
#if FEATURE_NV_vertex_program
+/**
+ * Set a vertex attribute array.
+ * Note that these arrays DO alias the conventional GL vertex arrays
+ * (position, normal, color, fog, texcoord, etc).
+ * The generic attribute slots at #16 and above are not touched.
+ */
void GLAPIENTRY
_mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type,
GLsizei stride, const GLvoid *ptr)
{
GLboolean normalized = GL_FALSE;
GLsizei elementSize;
+ GLenum format;
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- if (index >= MAX_VERTEX_PROGRAM_ATTRIBS) {
+ if (index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
_mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribPointerNV(index)");
return;
}
return;
}
+ if (size == GL_BGRA) {
+ if (type != GL_UNSIGNED_BYTE) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glVertexAttribPointerNV(GL_BGRA/type)");
+ return;
+ }
+
+ format = GL_BGRA;
+ size = 4;
+ normalized = GL_TRUE;
+ }
+ else {
+ format = GL_RGBA;
+ }
+
/* check for valid 'type' and compute StrideB right away */
switch (type) {
case GL_UNSIGNED_BYTE:
elementSize = size * sizeof(GLdouble);
break;
default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttribPointerNV(type)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glVertexAttribPointerNV(type=%s)",
+ _mesa_lookup_enum_by_nr(type));
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index],
- _NEW_ARRAY_ATTRIB(index),
- elementSize, size, type, GL_RGBA, stride, normalized, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index],
+ _NEW_ARRAY_ATTRIB(index),
+ elementSize, size, type, format, stride, normalized, ptr))
+ return;
if (ctx->Driver.VertexAttribPointer)
ctx->Driver.VertexAttribPointer( ctx, index, size, type, stride, ptr );
#if FEATURE_ARB_vertex_program
+/**
+ * Set a generic vertex attribute array.
+ * Note that these arrays DO NOT alias the conventional GL vertex arrays
+ * (position, normal, color, fog, texcoord, etc).
+ */
void GLAPIENTRY
_mesa_VertexAttribPointerARB(GLuint index, GLint size, GLenum type,
GLboolean normalized,
"glVertexAttribPointerARB(GL_BGRA/type)");
return;
}
+ if (normalized != GL_TRUE) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glVertexAttribPointerARB(GL_BGRA/normalized)");
+ return;
+ }
+
format = GL_BGRA;
size = 4;
- normalized = GL_TRUE;
}
else {
format = GL_RGBA;
return;
}
- update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index],
- _NEW_ARRAY_ATTRIB(index),
- elementSize, size, type, GL_RGBA, stride, normalized, ptr);
+ if (!update_array(ctx, &ctx->Array.ArrayObj->VertexAttrib[index],
+ _NEW_ARRAY_ATTRIB(index),
+ elementSize, size, type, format, stride, normalized, ptr))
+ return;
if (ctx->Driver.VertexAttribPointer)
ctx->Driver.VertexAttribPointer(ctx, index, size, type, stride, ptr);
}
+/**
+ * Copy one client vertex array to another.
+ */
+void
+_mesa_copy_client_array(GLcontext *ctx,
+ struct gl_client_array *dst,
+ struct gl_client_array *src)
+{
+ dst->Size = src->Size;
+ dst->Type = src->Type;
+ dst->Format = src->Format;
+ dst->Stride = src->Stride;
+ dst->StrideB = src->StrideB;
+ dst->Ptr = src->Ptr;
+ dst->Enabled = src->Enabled;
+ dst->Normalized = src->Normalized;
+ dst->_ElementSize = src->_ElementSize;
+ _mesa_reference_buffer_object(ctx, &dst->BufferObj, src->BufferObj);
+ dst->_MaxElement = src->_MaxElement;
+}
+
+
+
+/**
+ * Print vertex array's fields.
+ */
+static void
+print_array(const char *name, GLint index, const struct gl_client_array *array)
+{
+ if (index >= 0)
+ _mesa_printf(" %s[%d]: ", name, index);
+ else
+ _mesa_printf(" %s: ", name);
+ _mesa_printf("Ptr=%p, Type=0x%x, Size=%d, ElemSize=%u, Stride=%d, Buffer=%u(Size %u), MaxElem=%u\n",
+ array->Ptr, array->Type, array->Size,
+ array->_ElementSize, array->StrideB,
+ array->BufferObj->Name, array->BufferObj->Size,
+ array->_MaxElement);
+}
+
+
+/**
+ * Print current vertex object/array info. For debug.
+ */
+void
+_mesa_print_arrays(GLcontext *ctx)
+{
+ struct gl_array_object *arrayObj = ctx->Array.ArrayObj;
+ GLuint i;
+
+ _mesa_update_array_object_max_element(ctx, arrayObj);
+
+ _mesa_printf("Array Object %u\n", arrayObj->Name);
+ if (arrayObj->Vertex.Enabled)
+ print_array("Vertex", -1, &arrayObj->Vertex);
+ if (arrayObj->Normal.Enabled)
+ print_array("Normal", -1, &arrayObj->Normal);
+ if (arrayObj->Color.Enabled)
+ print_array("Color", -1, &arrayObj->Color);
+ for (i = 0; i < Elements(arrayObj->TexCoord); i++)
+ if (arrayObj->TexCoord[i].Enabled)
+ print_array("TexCoord", i, &arrayObj->TexCoord[i]);
+ for (i = 0; i < Elements(arrayObj->VertexAttrib); i++)
+ if (arrayObj->VertexAttrib[i].Enabled)
+ print_array("Attrib", i, &arrayObj->VertexAttrib[i]);
+ _mesa_printf(" _MaxElement = %u\n", arrayObj->_MaxElement);
+}
+
+
/**
* Initialize vertex array state for given context.
*/
_mesa_init_varray(GLcontext *ctx)
{
ctx->Array.DefaultArrayObj = _mesa_new_array_object(ctx, 0);
- ctx->Array.ArrayObj = ctx->Array.DefaultArrayObj;
-
+ _mesa_reference_array_object(ctx, &ctx->Array.ArrayObj,
+ ctx->Array.DefaultArrayObj);
ctx->Array.ActiveTexture = 0; /* GL_ARB_multitexture */
+
+ ctx->Array.Objects = _mesa_NewHashTable();
+}
+
+
+/**
+ * Callback for deleting an array object. Called by _mesa_HashDeleteAll().
+ */
+static void
+delete_arrayobj_cb(GLuint id, void *data, void *userData)
+{
+ struct gl_array_object *arrayObj = (struct gl_array_object *) data;
+ GLcontext *ctx = (GLcontext *) userData;
+ _mesa_delete_array_object(ctx, arrayObj);
+}
+
+
+/**
+ * Free vertex array state for given context.
+ */
+void
+_mesa_free_varray_data(GLcontext *ctx)
+{
+ _mesa_HashDeleteAll(ctx->Array.Objects, delete_arrayobj_cb, ctx);
+ _mesa_DeleteHashTable(ctx->Array.Objects);
}