mesa: move _mesa_Get[Compressed]TexImage() to texgetimage.c

All the glGetTexImage code is in one file now.

src/mesa/main/api_exec.c

@@ -107,6 +107,7 @@
 #include "state.h"
 #include "stencil.h"
 #include "texenv.h"
+#include "texgetimage.h"
 #include "teximage.h"
 #if FEATURE_texgen
 #include "texgen.h"

src/mesa/main/texgetimage.c

@@ -36,6 +36,7 @@
 #include "texcompress.h"
 #include "texformat.h"
 #include "texgetimage.h"
+#include "teximage.h"
 
 
 
@@ -105,6 +106,18 @@ type_with_negative_values(GLenum type)
 }
 
 
+/**
+ * Return pointer to current texture unit.
+ * This the texture unit set by glActiveTexture(), not glClientActiveTexture().
+ */
+static INLINE struct gl_texture_unit *
+get_current_tex_unit(GLcontext *ctx)
+{
+   ASSERT(ctx->Texture.CurrentUnit < Elements(ctx->Texture.Unit));
+   return &(ctx->Texture.Unit[ctx->Texture.CurrentUnit]);
+}
+
+
 /**
  * This is the software fallback for Driver.GetTexImage().
  * All error checking will have been done before this routine is called.
@@ -355,3 +368,222 @@ _mesa_get_compressed_teximage(GLcontext *ctx, GLenum target, GLint level,
                               ctx->Pack.BufferObj);
    }
 }
+
+
+
+/**
+ * Do error checking for a glGetTexImage() call.
+ * \return GL_TRUE if any error, GL_FALSE if no errors.
+ */
+static GLboolean
+getteximage_error_check(GLcontext *ctx, GLenum target, GLint level,
+                        GLenum format, GLenum type, GLvoid *pixels )
+{
+   const struct gl_texture_unit *texUnit;
+   struct gl_texture_object *texObj;
+   struct gl_texture_image *texImage;
+   const GLuint maxLevels = _mesa_max_texture_levels(ctx, target);
+
+   ASSERT(maxLevels > 0);  /* 0 indicates bad target, caught above */
+
+   if (level < 0 || level >= maxLevels) {
+      _mesa_error( ctx, GL_INVALID_VALUE, "glGetTexImage(level)" );
+      return GL_TRUE;
+   }
+
+   if (_mesa_sizeof_packed_type(type) <= 0) {
+      _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexImage(type)" );
+      return GL_TRUE;
+   }
+
+   if (_mesa_components_in_format(format) <= 0 ||
+       format == GL_STENCIL_INDEX) {
+      _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexImage(format)" );
+      return GL_TRUE;
+   }
+
+   if (!ctx->Extensions.EXT_paletted_texture && _mesa_is_index_format(format)) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
+      return GL_TRUE;
+   }
+
+   if (!ctx->Extensions.ARB_depth_texture && _mesa_is_depth_format(format)) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
+      return GL_TRUE;
+   }
+
+   if (!ctx->Extensions.MESA_ycbcr_texture && _mesa_is_ycbcr_format(format)) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
+      return GL_TRUE;
+   }
+
+   if (!ctx->Extensions.EXT_packed_depth_stencil
+       && _mesa_is_depthstencil_format(format)) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
+      return GL_TRUE;
+   }
+
+   if (!ctx->Extensions.ATI_envmap_bumpmap
+       && _mesa_is_dudv_format(format)) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
+      return GL_TRUE;
+   }
+
+   texUnit = get_current_tex_unit(ctx);
+   texObj = _mesa_select_tex_object(ctx, texUnit, target);
+
+   if (!texObj || _mesa_is_proxy_texture(target)) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(target)");
+      return GL_TRUE;
+   }
+
+   texImage = _mesa_select_tex_image(ctx, texObj, target, level);
+   if (!texImage) {
+      /* out of memory */
+      return GL_TRUE;
+   }
+      
+   /* Make sure the requested image format is compatible with the
+    * texture's format.  Note that a color index texture can be converted
+    * to RGBA so that combo is allowed.
+    */
+   if (_mesa_is_color_format(format)
+       && !_mesa_is_color_format(texImage->TexFormat->BaseFormat)
+       && !_mesa_is_index_format(texImage->TexFormat->BaseFormat)) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
+      return GL_TRUE;
+   }
+   else if (_mesa_is_index_format(format)
+            && !_mesa_is_index_format(texImage->TexFormat->BaseFormat)) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
+      return GL_TRUE;
+   }
+   else if (_mesa_is_depth_format(format)
+            && !_mesa_is_depth_format(texImage->TexFormat->BaseFormat)
+            && !_mesa_is_depthstencil_format(texImage->TexFormat->BaseFormat)) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
+      return GL_TRUE;
+   }
+   else if (_mesa_is_ycbcr_format(format)
+            && !_mesa_is_ycbcr_format(texImage->TexFormat->BaseFormat)) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
+      return GL_TRUE;
+   }
+   else if (_mesa_is_depthstencil_format(format)
+            && !_mesa_is_depthstencil_format(texImage->TexFormat->BaseFormat)) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
+      return GL_TRUE;
+   }
+   else if (_mesa_is_dudv_format(format)
+            && !_mesa_is_dudv_format(texImage->TexFormat->BaseFormat)) {
+      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
+      return GL_TRUE;
+   }
+
+   if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
+      /* packing texture image into a PBO */
+      const GLuint dimensions = (target == GL_TEXTURE_3D) ? 3 : 2;
+      if (!_mesa_validate_pbo_access(dimensions, &ctx->Pack, texImage->Width,
+                                     texImage->Height, texImage->Depth,
+                                     format, type, pixels)) {
+         _mesa_error(ctx, GL_INVALID_OPERATION,
+                     "glGetTexImage(invalid PBO access)");
+         return GL_TRUE;
+      }
+   }
+
+   return GL_FALSE;
+}
+
+
+
+/**
+ * Get texture image.  Called by glGetTexImage.
+ *
+ * \param target texture target.
+ * \param level image level.
+ * \param format pixel data format for returned image.
+ * \param type pixel data type for returned image.
+ * \param pixels returned pixel data.
+ */
+void GLAPIENTRY
+_mesa_GetTexImage( GLenum target, GLint level, GLenum format,
+                   GLenum type, GLvoid *pixels )
+{
+   const struct gl_texture_unit *texUnit;
+   struct gl_texture_object *texObj;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   if (getteximage_error_check(ctx, target, level, format, type, pixels)) {
+      return;
+   }
+
+   texUnit = get_current_tex_unit(ctx);
+   texObj = _mesa_select_tex_object(ctx, texUnit, target);
+
+   _mesa_lock_texture(ctx, texObj);
+   {
+      struct gl_texture_image *texImage =
+         _mesa_select_tex_image(ctx, texObj, target, level);
+
+      /* typically, this will call _mesa_get_teximage() */
+      ctx->Driver.GetTexImage(ctx, target, level, format, type, pixels,
+                              texObj, texImage);
+   }
+   _mesa_unlock_texture(ctx, texObj);
+}
+
+
+void GLAPIENTRY
+_mesa_GetCompressedTexImageARB(GLenum target, GLint level, GLvoid *img)
+{
+   const struct gl_texture_unit *texUnit;
+   struct gl_texture_object *texObj;
+   struct gl_texture_image *texImage;
+   GLint maxLevels;
+   GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+   texUnit = get_current_tex_unit(ctx);
+   texObj = _mesa_select_tex_object(ctx, texUnit, target);
+   if (!texObj) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glGetCompressedTexImageARB");
+      return;
+   }
+
+   maxLevels = _mesa_max_texture_levels(ctx, target);
+   ASSERT(maxLevels > 0); /* 0 indicates bad target, caught above */
+
+   if (level < 0 || level >= maxLevels) {
+      _mesa_error(ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)");
+      return;
+   }
+
+   if (_mesa_is_proxy_texture(target)) {
+      _mesa_error(ctx, GL_INVALID_ENUM, "glGetCompressedTexImageARB(target)");
+      return;
+   }
+
+   _mesa_lock_texture(ctx, texObj);
+   {
+      texImage = _mesa_select_tex_image(ctx, texObj, target, level);
+      if (texImage) {
+         if (texImage->IsCompressed) {
+            /* this typically calls _mesa_get_compressed_teximage() */
+            ctx->Driver.GetCompressedTexImage(ctx, target, level, img,
+                                              texObj, texImage);
+         }
+         else {
+            _mesa_error(ctx, GL_INVALID_OPERATION,
+                        "glGetCompressedTexImageARB");
+         }
+      }
+      else {
+         /* probably invalid mipmap level */
+         _mesa_error(ctx, GL_INVALID_VALUE,
+                     "glGetCompressedTexImageARB(level)");
+      }
+   }
+   _mesa_unlock_texture(ctx, texObj);
+}

src/mesa/main/texgetimage.h

@@ -43,4 +43,13 @@ _mesa_get_compressed_teximage(GLcontext *ctx, GLenum target, GLint level,
 
 
 
+extern void GLAPIENTRY
+_mesa_GetTexImage( GLenum target, GLint level,
+                   GLenum format, GLenum type, GLvoid *pixels );
+
+
+extern void GLAPIENTRY
+_mesa_GetCompressedTexImageARB(GLenum target, GLint lod, GLvoid *img);
+
+
 #endif /* TEXGETIMAGE_H */

src/mesa/main/teximage.c

@@ -537,8 +537,8 @@ _mesa_is_color_format(GLenum format)
 /**
  * Test if the given image format is a color index format.
  */
-static GLboolean
+GLboolean
-is_index_format(GLenum format)
+_mesa_is_index_format(GLenum format)
 {
    switch (format) {
       case GL_COLOR_INDEX:
@@ -558,8 +558,8 @@ is_index_format(GLenum format)
 /**
  * Test if the given image format is a depth component format.
  */
-static GLboolean
+GLboolean
-is_depth_format(GLenum format)
+_mesa_is_depth_format(GLenum format)
 {
    switch (format) {
       case GL_DEPTH_COMPONENT16:
@@ -576,8 +576,8 @@ is_depth_format(GLenum format)
 /**
  * Test if the given image format is a YCbCr format.
  */
-static GLboolean
+GLboolean
-is_ycbcr_format(GLenum format)
+_mesa_is_ycbcr_format(GLenum format)
 {
    switch (format) {
       case GL_YCBCR_MESA:
@@ -591,8 +591,8 @@ is_ycbcr_format(GLenum format)
 /**
  * Test if the given image format is a Depth/Stencil format.
  */
-static GLboolean
+GLboolean
-is_depthstencil_format(GLenum format)
+_mesa_is_depthstencil_format(GLenum format)
 {
    switch (format) {
       case GL_DEPTH24_STENCIL8_EXT:
@@ -606,8 +606,8 @@ is_depthstencil_format(GLenum format)
 /**
  * Test if the given image format is a dudv format.
  */
-static GLboolean
+GLboolean
-is_dudv_format(GLenum format)
+_mesa_is_dudv_format(GLenum format)
 {
    switch (format) {
       case GL_DUDV_ATI:
@@ -1549,13 +1549,13 @@ texture_error_check( GLcontext *ctx, GLenum target,
 
    /* make sure internal format and format basically agree */
    colorFormat = _mesa_is_color_format(format);
-   indexFormat = is_index_format(format);
+   indexFormat = _mesa_is_index_format(format);
    if ((_mesa_is_color_format(internalFormat) && !colorFormat && !indexFormat) ||
-       (is_index_format(internalFormat) && !indexFormat) ||
+       (_mesa_is_index_format(internalFormat) && !indexFormat) ||
-       (is_depth_format(internalFormat) != is_depth_format(format)) ||
+       (_mesa_is_depth_format(internalFormat) != _mesa_is_depth_format(format)) ||
-       (is_ycbcr_format(internalFormat) != is_ycbcr_format(format)) ||
+       (_mesa_is_ycbcr_format(internalFormat) != _mesa_is_ycbcr_format(format)) ||
-       (is_depthstencil_format(internalFormat) != is_depthstencil_format(format)) ||
+       (_mesa_is_depthstencil_format(internalFormat) != _mesa_is_depthstencil_format(format)) ||
-       (is_dudv_format(internalFormat) != is_dudv_format(format))) {
+       (_mesa_is_dudv_format(internalFormat) != _mesa_is_dudv_format(format))) {
       if (!isProxy)
          _mesa_error(ctx, GL_INVALID_OPERATION,
                      "glTexImage%dD(incompatible internalFormat 0x%x, format 0x%x)",
@@ -1990,7 +1990,7 @@ copytexture_error_check( GLcontext *ctx, GLuint dimensions,
          return GL_TRUE;
       }
    }
-   else if (is_depth_format(internalFormat)) {
+   else if (_mesa_is_depth_format(internalFormat)) {
       /* make sure we have depth/stencil buffers */
       if (!ctx->ReadBuffer->_DepthBuffer) {
          _mesa_error(ctx, GL_INVALID_OPERATION,
@@ -1998,7 +1998,7 @@ copytexture_error_check( GLcontext *ctx, GLuint dimensions,
          return GL_TRUE;
       }
    }
-   else if (is_depthstencil_format(internalFormat)) {
+   else if (_mesa_is_depthstencil_format(internalFormat)) {
       /* make sure we have depth/stencil buffers */
       if (!ctx->ReadBuffer->_DepthBuffer || !ctx->ReadBuffer->_StencilBuffer) {
          _mesa_error(ctx, GL_INVALID_OPERATION,
@@ -2223,170 +2223,6 @@ copytexsubimage_error_check2( GLcontext *ctx, GLuint dimensions,
 }
 
 
-/**
- * Do error checking for a glGetTexImage() call.
- * \return GL_TRUE if any error, GL_FALSE if no errors.
- */
-static GLboolean
-getteximage_error_check(GLcontext *ctx, GLenum target, GLint level,
-                        GLenum format, GLenum type, GLvoid *pixels )
-{
-   const struct gl_texture_unit *texUnit;
-   struct gl_texture_object *texObj;
-   struct gl_texture_image *texImage;
-   const GLuint maxLevels = _mesa_max_texture_levels(ctx, target);
-
-   ASSERT(maxLevels > 0);  /* 0 indicates bad target, caught above */
-
-   if (level < 0 || level >= maxLevels) {
-      _mesa_error( ctx, GL_INVALID_VALUE, "glGetTexImage(level)" );
-      return GL_TRUE;
-   }
-
-   if (_mesa_sizeof_packed_type(type) <= 0) {
-      _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexImage(type)" );
-      return GL_TRUE;
-   }
-
-   if (_mesa_components_in_format(format) <= 0 ||
-       format == GL_STENCIL_INDEX) {
-      _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexImage(format)" );
-      return GL_TRUE;
-   }
-
-   if (!ctx->Extensions.EXT_paletted_texture && is_index_format(format)) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
-      return GL_TRUE;
-   }
-
-   if (!ctx->Extensions.ARB_depth_texture && is_depth_format(format)) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
-      return GL_TRUE;
-   }
-
-   if (!ctx->Extensions.MESA_ycbcr_texture && is_ycbcr_format(format)) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
-      return GL_TRUE;
-   }
-
-   if (!ctx->Extensions.EXT_packed_depth_stencil
-       && is_depthstencil_format(format)) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
-      return GL_TRUE;
-   }
-
-   if (!ctx->Extensions.ATI_envmap_bumpmap
-       && is_dudv_format(format)) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(format)");
-      return GL_TRUE;
-   }
-
-   texUnit = get_current_tex_unit(ctx);
-   texObj = _mesa_select_tex_object(ctx, texUnit, target);
-
-   if (!texObj || _mesa_is_proxy_texture(target)) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(target)");
-      return GL_TRUE;
-   }
-
-   texImage = _mesa_select_tex_image(ctx, texObj, target, level);
-   if (!texImage) {
-      /* out of memory */
-      return GL_TRUE;
-   }
-      
-   /* Make sure the requested image format is compatible with the
-    * texture's format.  Note that a color index texture can be converted
-    * to RGBA so that combo is allowed.
-    */
-   if (_mesa_is_color_format(format)
-       && !_mesa_is_color_format(texImage->TexFormat->BaseFormat)
-       && !is_index_format(texImage->TexFormat->BaseFormat)) {
-      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
-      return GL_TRUE;
-   }
-   else if (is_index_format(format)
-            && !is_index_format(texImage->TexFormat->BaseFormat)) {
-      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
-      return GL_TRUE;
-   }
-   else if (is_depth_format(format)
-            && !is_depth_format(texImage->TexFormat->BaseFormat)
-            && !is_depthstencil_format(texImage->TexFormat->BaseFormat)) {
-      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
-      return GL_TRUE;
-   }
-   else if (is_ycbcr_format(format)
-            && !is_ycbcr_format(texImage->TexFormat->BaseFormat)) {
-      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
-      return GL_TRUE;
-   }
-   else if (is_depthstencil_format(format)
-            && !is_depthstencil_format(texImage->TexFormat->BaseFormat)) {
-      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
-      return GL_TRUE;
-   }
-   else if (is_dudv_format(format)
-            && !is_dudv_format(texImage->TexFormat->BaseFormat)) {
-      _mesa_error(ctx, GL_INVALID_OPERATION, "glGetTexImage(format mismatch)");
-      return GL_TRUE;
-   }
-
-   if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) {
-      /* packing texture image into a PBO */
-      const GLuint dimensions = (target == GL_TEXTURE_3D) ? 3 : 2;
-      if (!_mesa_validate_pbo_access(dimensions, &ctx->Pack, texImage->Width,
-                                     texImage->Height, texImage->Depth,
-                                     format, type, pixels)) {
-         _mesa_error(ctx, GL_INVALID_OPERATION,
-                     "glGetTexImage(invalid PBO access)");
-         return GL_TRUE;
-      }
-   }
-
-   return GL_FALSE;
-}
-
-
-
-/**
- * Get texture image.  Called by glGetTexImage.
- *
- * \param target texture target.
- * \param level image level.
- * \param format pixel data format for returned image.
- * \param type pixel data type for returned image.
- * \param pixels returned pixel data.
- */
-void GLAPIENTRY
-_mesa_GetTexImage( GLenum target, GLint level, GLenum format,
-                   GLenum type, GLvoid *pixels )
-{
-   const struct gl_texture_unit *texUnit;
-   struct gl_texture_object *texObj;
-   GET_CURRENT_CONTEXT(ctx);
-   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
-   if (getteximage_error_check(ctx, target, level, format, type, pixels)) {
-      return;
-   }
-
-   texUnit = get_current_tex_unit(ctx);
-   texObj = _mesa_select_tex_object(ctx, texUnit, target);
-
-   _mesa_lock_texture(ctx, texObj);
-   {
-      struct gl_texture_image *texImage =
-         _mesa_select_tex_image(ctx, texObj, target, level);
-
-      /* typically, this will call _mesa_get_teximage() */
-      ctx->Driver.GetTexImage(ctx, target, level, format, type, pixels,
-                              texObj, texImage);
-   }
-   _mesa_unlock_texture(ctx, texObj);
-}
-
-
 /** Callback info for walking over FBO hash table */
 struct cb_info
 {
@@ -3947,55 +3783,3 @@ _mesa_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset,
 }
 
 
-void GLAPIENTRY
-_mesa_GetCompressedTexImageARB(GLenum target, GLint level, GLvoid *img)
-{
-   const struct gl_texture_unit *texUnit;
-   struct gl_texture_object *texObj;
-   struct gl_texture_image *texImage;
-   GLint maxLevels;
-   GET_CURRENT_CONTEXT(ctx);
-   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
-   texUnit = get_current_tex_unit(ctx);
-   texObj = _mesa_select_tex_object(ctx, texUnit, target);
-   if (!texObj) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glGetCompressedTexImageARB");
-      return;
-   }
-
-   maxLevels = _mesa_max_texture_levels(ctx, target);
-   ASSERT(maxLevels > 0); /* 0 indicates bad target, caught above */
-
-   if (level < 0 || level >= maxLevels) {
-      _mesa_error(ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)");
-      return;
-   }
-
-   if (_mesa_is_proxy_texture(target)) {
-      _mesa_error(ctx, GL_INVALID_ENUM, "glGetCompressedTexImageARB(target)");
-      return;
-   }
-
-   _mesa_lock_texture(ctx, texObj);
-   {
-      texImage = _mesa_select_tex_image(ctx, texObj, target, level);
-      if (texImage) {
-         if (texImage->IsCompressed) {
-            /* this typically calls _mesa_get_compressed_teximage() */
-            ctx->Driver.GetCompressedTexImage(ctx, target, level, img,
-                                              texObj, texImage);
-         }
-         else {
-            _mesa_error(ctx, GL_INVALID_OPERATION,
-                        "glGetCompressedTexImageARB");
-         }
-      }
-      else {
-         /* probably invalid mipmap level */
-         _mesa_error(ctx, GL_INVALID_VALUE,
-                     "glGetCompressedTexImageARB(level)");
-      }
-   }
-   _mesa_unlock_texture(ctx, texObj);
-}

src/mesa/main/teximage.h

@@ -118,6 +118,21 @@ _mesa_tex_target_to_face(GLenum target);
 extern GLboolean
 _mesa_is_color_format(GLenum format);
 
+extern GLboolean
+_mesa_is_index_format(GLenum format);
+
+extern GLboolean
+_mesa_is_depth_format(GLenum format);
+
+extern GLboolean
+_mesa_is_ycbcr_format(GLenum format);
+
+extern GLboolean
+_mesa_is_depthstencil_format(GLenum format);
+
+extern GLboolean
+_mesa_is_dudv_format(GLenum format);
+
 
 /**
  * Lock a texture for updating.  See also _mesa_lock_context_textures().
@@ -167,11 +182,6 @@ _mesa_TexImage3DEXT( GLenum target, GLint level, GLenum internalformat,
                      const GLvoid *pixels );
 
 
-extern void GLAPIENTRY
-_mesa_GetTexImage( GLenum target, GLint level,
-                   GLenum format, GLenum type, GLvoid *pixels );
-
-
 extern void GLAPIENTRY
 _mesa_TexSubImage1D( GLenum target, GLint level, GLint xoffset,
                      GLsizei width,
@@ -264,9 +274,6 @@ _mesa_CompressedTexSubImage3DARB(GLenum target, GLint level, GLint xoffset,
                                  GLsizei height, GLsizei depth, GLenum format,
                                  GLsizei imageSize, const GLvoid *data);
 
-extern void GLAPIENTRY
-_mesa_GetCompressedTexImageARB(GLenum target, GLint lod, GLvoid *img);
-
 /*@}*/
 
 #endif