From 3bfd0e6f9fee39c00cdbaf03d843a997ef16e827 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Wed, 25 Apr 2001 15:41:22 +0000
Subject: [PATCH] minor simplification in glGetTexLevelParameter

---
 src/mesa/main/texstate.c | 27 ++++++++++-----------------
 1 file changed, 10 insertions(+), 17 deletions(-)

diff --git a/src/mesa/main/texstate.c b/src/mesa/main/texstate.c
index bc9ed8b77fb..1dd084a5070 100644
--- a/src/mesa/main/texstate.c
+++ b/src/mesa/main/texstate.c
@@ -1,4 +1,4 @@
-/* $Id: texstate.c,v 1.47 2001/04/24 16:11:35 brianp Exp $ */
+/* $Id: texstate.c,v 1.48 2001/04/25 15:41:22 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -1124,7 +1124,6 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
    const struct gl_texture_image *img = NULL;
    GLuint dimensions;
    GLboolean isProxy;
-   GLenum baseIntFormat;
    ASSERT_OUTSIDE_BEGIN_END(ctx);
 
    if (level < 0 || level >= ctx->Const.MaxTextureLevels) {
@@ -1148,8 +1147,6 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
       return;
    }
 
-   baseIntFormat = _mesa_base_tex_format(ctx, img->IntFormat);
-
    isProxy = (target == GL_PROXY_TEXTURE_1D) ||
              (target == GL_PROXY_TEXTURE_2D) ||
              (target == GL_PROXY_TEXTURE_3D) ||
@@ -1172,36 +1169,32 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          *params = img->Border;
          return;
       case GL_TEXTURE_RED_SIZE:
-         if (baseIntFormat == GL_RGB ||
-             baseIntFormat == GL_RGBA)
+         if (img->Format == GL_RGB || img->Format == GL_RGBA)
             *params = img->TexFormat->RedBits;
          else
             *params = 0;
          return;
       case GL_TEXTURE_GREEN_SIZE:
-         if (baseIntFormat == GL_RGB ||
-             baseIntFormat == GL_RGBA)
+         if (img->Format == GL_RGB || img->Format == GL_RGBA)
             *params = img->TexFormat->GreenBits;
          else
             *params = 0;
          return;
       case GL_TEXTURE_BLUE_SIZE:
-         if (baseIntFormat == GL_RGB ||
-             baseIntFormat == GL_RGBA)
+         if (img->Format == GL_RGB || img->Format == GL_RGBA)
             *params = img->TexFormat->BlueBits;
          else
             *params = 0;
          return;
       case GL_TEXTURE_ALPHA_SIZE:
-         if (baseIntFormat == GL_ALPHA ||
-             baseIntFormat == GL_LUMINANCE_ALPHA ||
-             baseIntFormat == GL_RGBA)
+         if (img->Format == GL_ALPHA || img->Format == GL_LUMINANCE_ALPHA ||
+             img->Format == GL_RGBA)
             *params = img->TexFormat->AlphaBits;
          else
             *params = 0;
          return;
       case GL_TEXTURE_INTENSITY_SIZE:
-         if (baseIntFormat != GL_INTENSITY)
+         if (img->Format != GL_INTENSITY)
             *params = 0;
          else if (img->TexFormat->IntensityBits > 0)
             *params = img->TexFormat->IntensityBits;
@@ -1209,8 +1202,8 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
             *params = MIN2(img->TexFormat->RedBits, img->TexFormat->GreenBits);
          return;
       case GL_TEXTURE_LUMINANCE_SIZE:
-         if (baseIntFormat != GL_LUMINANCE &&
-             baseIntFormat != GL_LUMINANCE_ALPHA)
+         if (img->Format != GL_LUMINANCE &&
+             img->Format != GL_LUMINANCE_ALPHA)
             *params = 0;
          else if (img->TexFormat->LuminanceBits > 0)
             *params = img->TexFormat->LuminanceBits;
@@ -1218,7 +1211,7 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
             *params = MIN2(img->TexFormat->RedBits, img->TexFormat->GreenBits);
          return;
       case GL_TEXTURE_INDEX_SIZE_EXT:
-         if (baseIntFormat == GL_COLOR_INDEX)
+         if (img->Format == GL_COLOR_INDEX)
             *params = img->TexFormat->IndexBits;
          else
             *params = 0;
-- 
2.30.2