mesa/textureview: Make _lookup_view_class public

It will be used by the ARB_internalformat_query2 implementation to
implement the VIEW_COMPATIBILITY_CLASS <pname> query.

Reviewed-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/mesa/main/textureview.c b/src/mesa/main/textureview.c
index 316d8280338e0ba6188d790ff74cc366f972130c..419fbebf2f052a40365c12d69b046be5d780ccc2 100644 (file)
--- a/src/mesa/main/textureview.c
+++ b/src/mesa/main/textureview.c
@@ -162,12 +162,8 @@ static const struct internal_format_class_info s3tc_compatible_internal_formats[
    {GL_VIEW_CLASS_S3TC_DXT5_RGBA, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT},
 };
 
-/**
- * Lookup format view class based on internalformat
- * \return VIEW_CLASS if internalformat found in table, false otherwise.
- */
-static GLenum
-lookup_view_class(const struct gl_context *ctx, GLenum internalformat)
+GLenum
+_mesa_texture_view_lookup_view_class(const struct gl_context *ctx, GLenum internalformat)
 {
    GLuint i;
 
@@ -336,8 +332,8 @@ _mesa_texture_view_compatible_format(const struct gl_context *ctx,
    if (origInternalFormat == newInternalFormat)
       return true;
 
-   origViewClass = lookup_view_class(ctx, origInternalFormat);
-   newViewClass = lookup_view_class(ctx, newInternalFormat);
+   origViewClass = _mesa_texture_view_lookup_view_class(ctx, origInternalFormat);
+   newViewClass = _mesa_texture_view_lookup_view_class(ctx, newInternalFormat);
    if ((origViewClass == newViewClass) && origViewClass != false)
       return true;
 

diff --git a/src/mesa/main/textureview.h b/src/mesa/main/textureview.h
index 59e24b68dd016a7780ca2c49d5873b45669e475a..39b415d8793f584f3632f143c65086b572d20fa0 100644 (file)
--- a/src/mesa/main/textureview.h
+++ b/src/mesa/main/textureview.h
@@ -34,6 +34,14 @@ _mesa_texture_view_compatible_format(const struct gl_context *ctx,
                                      GLenum origInternalFormat,
                                      GLenum newInternalFormat);
 
+/**
+ * Lookup format view class based on internalformat
+ * \return VIEW_CLASS if internalformat found in table, false otherwise.
+ */
+GLenum
+_mesa_texture_view_lookup_view_class(const struct gl_context *ctx,
+                                     GLenum internalformat);
+
 extern void GLAPIENTRY
 _mesa_TextureView(GLuint texture, GLenum target, GLuint origtexture,
                   GLenum internalformat,