[Mesa-dev] [PATCH 4/5] mesa: fix the low limit of width and height for glRenderbufferStorage

[Yuanhan Liu]

glRenderbufferStorage man page says:

  GL_INVALID_VALUE is generated if either of width or height is negative,
  or greater than the value of GL_MAX_RENDERBUFFER_SIZE.

Signed-off-by: Yuanhan Liu <yuanhan....@linux.intel.com>
---
 src/mesa/main/fbobject.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index c56062a..ff46570 100644
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -1370,12 +1370,12 @@ renderbuffer_storage(GLenum target, GLenum 
internalFormat,
       return;
    }
 
-   if (width < 1 || width > (GLsizei) ctx->Const.MaxRenderbufferSize) {
+   if (width < 0 || width > (GLsizei) ctx->Const.MaxRenderbufferSize) {
       _mesa_error(ctx, GL_INVALID_VALUE, "%s(width)", func);
       return;
    }
 
-   if (height < 1 || height > (GLsizei) ctx->Const.MaxRenderbufferSize) {
+   if (height < 0 || height > (GLsizei) ctx->Const.MaxRenderbufferSize) {
       _mesa_error(ctx, GL_INVALID_VALUE, "%s(height)", func);
       return;
    }
-- 
1.7.4.4

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