diff options
Diffstat (limited to 'src/mesa/main/teximage.c')
| -rw-r--r-- | src/mesa/main/teximage.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index 7d996da4708..4042e7969e0 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -3495,19 +3495,21 @@ copyteximage(struct gl_context *ctx, GLuint dims, _mesa_init_teximage_fields(ctx, texImage, width, height, 1, border, internalFormat, texFormat); - /* Allocate texture memory (no pixel data yet) */ - ctx->Driver.AllocTextureImageBuffer(ctx, texImage); + if (width && height) { + /* Allocate texture memory (no pixel data yet) */ + ctx->Driver.AllocTextureImageBuffer(ctx, texImage); - if (_mesa_clip_copytexsubimage(ctx, &dstX, &dstY, &srcX, &srcY, - &width, &height)) { - struct gl_renderbuffer *srcRb = - get_copy_tex_image_source(ctx, texImage->TexFormat); + if (_mesa_clip_copytexsubimage(ctx, &dstX, &dstY, &srcX, &srcY, + &width, &height)) { + struct gl_renderbuffer *srcRb = + get_copy_tex_image_source(ctx, texImage->TexFormat); - ctx->Driver.CopyTexSubImage(ctx, dims, texImage, dstX, dstY, dstZ, - srcRb, srcX, srcY, width, height); - } + ctx->Driver.CopyTexSubImage(ctx, dims, texImage, dstX, dstY, dstZ, + srcRb, srcX, srcY, width, height); + } - check_gen_mipmap(ctx, target, texObj, level); + check_gen_mipmap(ctx, target, texObj, level); + } _mesa_update_fbo_texture(ctx, texObj, face, level); |