mesa: Don't call GenerateMipmap if Width or Height == 0.

[mesa.git] / src / mesa / main / pixel.c

diff --git a/src/mesa/main/pixel.c b/src/mesa/main/pixel.c
index 976304c7f350dc5cbb5a51d3a476f41b1b40c268..608a5454702eb9b14995f575f316bf8d230862fd 100644 (file)
--- a/src/mesa/main/pixel.c
+++ b/src/mesa/main/pixel.c
@@ -1,6 +1,5 @@
 /*
  * Mesa 3-D graphics library
- * Version:  7.1
  *
  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
  *
@@ -17,9 +16,10 @@
  * 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
- * BRIAN PAUL 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.
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
  */
 
 
@@ -30,7 +30,6 @@
 
 #include "glheader.h"
 #include "bufferobj.h"
-#include "colormac.h"
 #include "context.h"
 #include "macros.h"
 #include "pixel.h"
@@ -456,12 +455,12 @@ _mesa_GetnPixelMapusvARB( GLenum map, GLsizei bufSize, GLushort *values )
    /* special cases */
    case GL_PIXEL_MAP_I_TO_I:
       for (i = 0; i < mapsize; i++) {
-         values[i] = (GLushort) CLAMP(ctx->PixelMaps.ItoI.Map[i], 0.0, 65535.);
+         values[i] = (GLushort) CLAMP(ctx->PixelMaps.ItoI.Map[i], 0.0F, 65535.0F);
       }
       break;
    case GL_PIXEL_MAP_S_TO_S:
       for (i = 0; i < mapsize; i++) {
-         values[i] = (GLushort) CLAMP(ctx->PixelMaps.StoS.Map[i], 0.0, 65535.);
+         values[i] = (GLushort) CLAMP(ctx->PixelMaps.StoS.Map[i], 0.0F, 65535.0F);
       }
       break;
    default: