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-rw-r--r--src/mesa/main/texstore.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index 73126ef9492..bcc6f1dd539 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -238,6 +238,8 @@ make_temp_float_image(GLcontext *ctx, GLuint dims,
/* do post-convolution transfer and pack into tempImage */
{
+ const GLint logComponents
+ = _mesa_components_in_format(logicalBaseFormat);
const GLfloat *src = convImage;
GLfloat *dst = tempImage + img * (convWidth * convHeight * 4);
for (row = 0; row < convHeight; row++) {
@@ -247,7 +249,7 @@ make_temp_float_image(GLcontext *ctx, GLuint dims,
dst, &ctx->DefaultPacking,
postConvTransferOps);
src += convWidth * 4;
- dst += convWidth * 4;
+ dst += convWidth * logComponents;
}
}
} /* loop over 3D image slices */