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+/*
+ * GLX Hardware Device Driver for Intel i810
+ * Copyright (C) 1999 Keith Whitwell
+ *
+ * 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 and this permission notice 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
+ * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS 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.
+ *
+ *
+ */
+
+#ifndef I810TEX_INC
+#define I810TEX_INC
+
+#include "mtypes.h"
+#include "mm.h"
+
+#include "i810context.h"
+#include "i810_3d_reg.h"
+#include "texmem.h"
+
+#define I810_TEX_MAXLEVELS 11
+
+/* For shared texture space managment, these texture objects may also
+ * be used as proxies for regions of texture memory containing other
+ * client's textures. Such proxy textures (not to be confused with GL
+ * proxy textures) are subject to the same LRU aging we use for our
+ * own private textures, and thus we have a mechanism where we can
+ * fairly decide between kicking out our own textures and those of
+ * other clients.
+ *
+ * Non-local texture objects have a valid MemBlock to describe the
+ * region managed by the other client, and can be identified by
+ * 't->globj == 0'
+ */
+struct i810_texture_object_t {
+ driTextureObject base;
+
+ int Pitch;
+ int Height;
+ int texelBytes;
+ char *BufAddr;
+
+ GLuint max_level;
+
+ struct {
+ const struct gl_texture_image *image;
+ int offset; /* into BufAddr */
+ int height;
+ int internalFormat;
+ } image[I810_TEX_MAXLEVELS];
+
+ GLuint Setup[I810_TEX_SETUP_SIZE];
+ GLuint dirty;
+
+};
+
+void i810UpdateTextureState( GLcontext *ctx );
+void i810InitTextureFuncs( GLcontext *ctx );
+
+void i810DestroyTexObj( i810ContextPtr imesa, i810TextureObjectPtr t );
+int i810UploadTexImagesLocked( i810ContextPtr imesa, i810TextureObjectPtr t );
+
+#endif